CN117681065A - Polishing device with defect detection function for transmission belt pulley shaft - Google Patents
Polishing device with defect detection function for transmission belt pulley shaft Download PDFInfo
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- CN117681065A CN117681065A CN202410154845.XA CN202410154845A CN117681065A CN 117681065 A CN117681065 A CN 117681065A CN 202410154845 A CN202410154845 A CN 202410154845A CN 117681065 A CN117681065 A CN 117681065A
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- 238000005498 polishing Methods 0.000 title claims abstract description 121
- 230000005540 biological transmission Effects 0.000 title claims abstract description 51
- 238000001514 detection method Methods 0.000 title claims abstract description 31
- 230000007547 defect Effects 0.000 title claims abstract description 30
- 230000008859 change Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 2
- 238000007517 polishing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 29
- 230000008569 process Effects 0.000 description 18
- 230000009471 action Effects 0.000 description 7
- 238000012545 processing Methods 0.000 description 5
- 230000003746 surface roughness Effects 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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Abstract
The invention discloses a polishing device for a belt wheel shaft of a transmission with a defect detection function, which is used for polishing the belt wheel shaft, wherein the belt wheel shaft comprises a toothed groove and an outer circular surface, the polishing device comprises a supporting device, an adjusting device, a mechanical arm and a driving motor, the supporting device is used for clamping the belt wheel shaft, the mechanical arm is positioned at one side of the supporting device, a transmission seat is arranged at the output end of the mechanical arm, the adjusting device is connected with the transmission seat, the polishing device can automatically polish the toothed groove and the outer circular surface of the belt wheel shaft at the same time, a polishing station is not required to be replaced, the mechanical arm drives the adjusting device to move or adjust the angle through the transmission seat in the polishing process, after positioning is completed, the toothed groove and the outer circular surface of the belt wheel shaft are automatically polished through the adjusting device, manual participation is reduced, the polishing efficiency is improved, and the driving motor is arranged on the supporting device and is used for driving the belt wheel shaft to rotate, so that the belt wheel shaft is polished omnidirectionally.
Description
Technical Field
The invention relates to the technical field of transmission pulley shaft polishing, in particular to a polishing device with a defect detection function for a transmission pulley shaft.
Background
In recent years, with the continuous development of automation technology, most of mechanical industries have realized automated or semi-automated production, thereby greatly freeing up human resources.
However, for some fields, the difficulty of full-automatic processing is great, for example, the pulley shaft production of derailleur, compare in general axle type part, not only need carry out the outer disc and polish, because pulley shaft mainly used transmission torque, in order to guarantee torque transmission's stability, need set up the tooth groove on the pulley shaft, and general grinding device only can act on the outer disc of axle, carry out outer disc and polish, to the tooth groove, through artifical polishing, perhaps change the polishing station, adopt special polishing tool to polish, in the in-process of changing the polishing station, need carry out repeated location, processing time and complexity have been increased to a certain extent.
In addition, because the pulley shaft may have defects, such as different surface roughness, in the preamble processing process, the conventional polishing device can only perform constant power polishing when polishing, thereby affecting the continuous polishing efficiency.
Disclosure of Invention
The present invention is directed to a polishing device for a pulley shaft of a transmission with a defect detecting function, so as to solve the problems set forth in the background art.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides an auxiliary defect detects transmission pulley axle and uses grinding device, grinding device is used for polishing the pulley axle, the pulley axle includes tooth groove and excircle face, grinding device includes strutting arrangement, adjusting device, arm and driving motor, strutting arrangement is used for carrying out the centre gripping to the pulley axle, the arm is located strutting arrangement one side, the arm output is equipped with the drive seat, adjusting device and drive seat are connected, adjusting device is used for polishing the pulley axle, the arm passes through drive seat and adjusting device transmission and is connected, driving motor and strutting arrangement are connected.
The utility model provides a grinding device can carry out automatic polishing to the tooth form groove and the outer disc of band pulley axle simultaneously, need not to change the station of polishing, strutting arrangement is as main supporting foundation for install the location to the band pulley axle, adjusting device installs on the arm through the drive seat, the arm can adopt five robots, provide multi freedom, be used for polishing to the band pulley axle of equidimension or shape, in polishing the in-process, the arm passes through the drive seat and drives adjusting device and remove or angular adjustment, after the location is accomplished, carry out automatic polishing to the tooth form groove and the outer disc of band pulley axle through adjusting device, reduce artifical participation, improve polishing efficiency, driving motor installs on strutting arrangement, be used for driving the band pulley axle rotation, thereby carry out the qxcomm technology to the band pulley axle and polish.
Further, the supporting device comprises a carrier, a fixed chuck and a movable chuck, the fixed chuck is rotationally connected with the carrier, a driving motor is fixedly connected with the carrier, the output end of the driving motor is fixedly connected with the fixed chuck, the fixed chuck and the movable chuck are oppositely arranged, the fixed chuck and the movable chuck are respectively clamped at two ends of a pulley shaft, and the movable chuck is movably connected with the carrier;
the adjusting device is used for polishing the tooth-shaped groove and the outer circular surface of the belt pulley shaft, the adjusting device comprises a polishing head and a polishing motor, the polishing motor is fixedly connected with a transmission seat, a rotary groove is formed in the transmission seat, the polishing head is rotationally connected with the rotary groove, the output end of the polishing motor is fixedly connected with the polishing head, the polishing head comprises a rotary roller, shaft ends on two sides of the rotary roller are rotationally connected with the rotary groove, a plurality of grinding plates are arranged on the outer side of the rotary roller and are arranged along the arc shape of the central line of the rotary roller, the grinding plates are metal elastic pieces, a plurality of clamping grooves are formed in the rotary roller, a plurality of limiting balls are arranged on the inner side of the grinding plates along the two sides of the arc section, the grinding plates are in sliding connection with the limiting balls, and the clamping grooves are arranged along the two sides of the radial central shaft surface of the rotary roller.
The carrier is respectively provided with a fixed chuck and a movable chuck, two ends of the pulley shaft are respectively clamped and fixed through the fixed chuck and the movable chuck, the shell of the driving motor is arranged on the carrier, and the output end can drive the fixed chuck to rotate, so that the pulley shaft is subjected to angle adjustment, and different parts are polished. The mechanical arm drives the polishing head through the transmission seat to adapt to polishing of different specifications and different angles, the transmission seat carries out gyration support to the polishing head through the gyration groove, the motor of polishing is installed on the transmission seat, be used for driving the polishing head and rotate, the polishing head adopts split type design, including the commentaries on classics roller of rotating main part, and a plurality of abrasive discs of commentaries on classics roller outer lane arrangement, a plurality of abrasive discs head and tail meet, form a whole circle, the outside of abrasive disc is the face of polishing, the commentaries on classics roller rotates the in-process, be used for polishing the pulley shaft, the abrasive disc is the metal shrapnel, can deform, limit ball joint through both sides is in the draw-in groove, be the arc under the abrasive disc initial state, camber adaptation pulley shaft outer disc, carry out the face to the pulley shaft outer disc at the in-process of polishing and polish, the efficiency is improved.
Further, a plurality of adjusting grooves are formed in the rotating roller and are positioned on the inner side of the clamping groove, the adjusting grooves are communicated with the adjacent clamping grooves, the adjusting device further comprises a positioning assembly, the positioning assembly is arranged in the adjusting grooves and comprises an adjusting cylinder and an expansion joint, the adjusting cylinder and the expansion joint are respectively arranged in the adjusting grooves, and the output end of the adjusting cylinder is fixedly connected with the grinding disc through the expansion joint;
when the excircle is polished: the grinding disc is in a concave state;
when the tooth surface is polished: the abrasive disc is in an outward convex state, and the middle section of the circumference of the abrasive disc extends out of the clamping groove.
When the outer circular surface of the pulley shaft is polished, the abrasive disc is in a concave state, and surface polishing is carried out; when the mechanical arm moves the polishing head to the tooth-shaped groove of the belt wheel shaft, linear displacement is output through the adjusting cylinder in the adjusting groove, the telescopic joint is stretched, the middle section of the abrasive disc is pushed to move outwards, the convex state is presented, the convex curvature is adapted according to the curvature of the tooth-shaped groove, the outer circle surface and the tooth-shaped groove of the belt wheel shaft can be polished on the same station, repeated positioning is avoided, and accordingly the whole belt wheel shaft is polished.
Further, the telescopic joint comprises a plurality of joint pipes, the joint pipes are sleeved in sequence according to gradual change sizes, the joint pipe with the smallest diameter is fixedly connected with the grinding piece, and a resistance ring is arranged on the outer side of the joint pipe;
limiting: the small-diameter joint pipe drives the adjacent joint pipe to move outwards through the resistance ring.
The joint pipe size gradual change of telescopic joint sets up, overlaps in proper order establishes, and the minimum joint pipe of pipe diameter is used for connecting governing cylinder and abrasive disc, outwards stretches out the in-process, when the terminal ring contact of holding of outer layer joint pipe of moving to with inferior outer layer joint pipe, the governing cylinder continues to drive the outer removal of outer layer joint pipe, and the effort that the governing cylinder applys is greater than the frictional resistance that inferior outer layer joint pipe received to make the telescopic joint open according to the pipe diameter step by step.
Further, be equipped with the detection chamber on the drive seat, gyration groove and detection chamber intercommunication, the detection intracavity is inserted to roller one side axle head, adjusting device still includes detection subassembly, detection subassembly arranges in the detection intracavity, detection subassembly includes the drive wheel, roll over the pole, coil and butt spring, drive wheel and the axle head fastening connection of roller, be equipped with the swinging groove on the drive wheel, roll over the pole and arrange in and be connected with the swinging groove rotation, roll over the pole and be magnet material, coil and butt spring are arranged in the swinging groove respectively, the butt spring is kept away from swinging groove wall one end and is rolled over the pole butt, roll over pole outside arc and coil central line and be located same circle.
The method comprises the steps that in the processing processes of preface forging and the like, the surface roughness is easy to be different, a driving wheel is additionally arranged at the end of a roller shaft, so that surface defects of the roller are detected, in the same contact area state, the larger the roughness is, the larger the friction force applied to a grinding disc is, constant power output torque is carried out in the grinding process of a grinding motor, in the calibration state, the rotating speed of the driving wheel is in a certain interval, a folding rod in a swinging groove overcomes the elasticity of an abutting spring under the action of centrifugal force to carry out fixed shaft rotation, one end of the folding rod is inserted into an inner ring of a coil, in the rotating process of the folding rod, the coil is subjected to cutting magnetic induction line movement, and the surface defects of the roller shaft are detected according to a fed-back current signal; when the surface roughness of the pulley shaft is larger, namely the defect is more obvious, the friction force applied to the abrasive disc by the pulley shaft is increased, the rotating speed of the driving wheel is reduced under rated power, the folding rod moves towards the abutting spring under the elastic action of the abutting spring, and the current generated on the coil is reverse current.
Further, the coil is electrically connected with the grinding motor.
The electricity connection of coil and motor of polishing can go on through wireless transmission technique, perhaps electrically conducts through the collecting ring, leads the current direction stiff end of rotating end, and this is prior art, and unnecessary description is through feeding back the electric current on the coil to the controller, according to electric current size and direction, the rotation time of controller control driving motor to according to pulley shaft surface defect, automatically regulated polishing time improves polishing efficiency.
Preferably, each blade is connected to a minimum of three adjustment cylinders. Each abrasive disc is driven by at least three adjusting cylinders, and the three adjusting cylinders are arranged in an array mode, so that the abrasive disc is smoother in the deformation process.
Preferably, the joint pipes are in frictional contact with each other. In the outward extending process, the friction contact area of the outer side is larger than that of the inner side due to the friction contact between adjacent section pipes, so that the section pipes are subjected to larger friction of the outer side, and when the section pipes extend, the section pipes extend from the smallest pipe diameter to the largest pipe diameter in sequence, so that the section pipes of different levels are sequentially abutted to the inner side of the externally protruded grinding piece, and the tooth-shaped groove grinding efficiency is improved through multi-point support.
As optimization, the lower end of the movable chuck is provided with a sliding seat, the carrier is provided with a sliding rail, and the movable chuck is in sliding connection with the sliding rail of the carrier through the sliding seat. The carrier is provided with the sliding rail, the lower end of the movable chuck can move along the sliding rail through the sliding seat, and the interval between the fixed chuck and the movable chuck is adjusted in the process of clamping the pulley shaft, so that the clamping and the taking out are facilitated.
Compared with the prior art, the invention has the following beneficial effects: the polishing head adopts a split type design, comprises a rotary roller of a rotary main body and a plurality of polishing sheets arranged on the outer ring of the rotary roller, wherein the polishing sheets are connected end to form a whole circle, the outer sides of the polishing sheets are polishing surfaces, the polishing sheets are used for polishing a belt wheel shaft in the rotation process of the rotary roller, the polishing sheets are metal elastic sheets and can deform, limit balls on the two sides are clamped in clamping grooves, the polishing sheets are arc-shaped in the initial state, the curvature is matched with the outer circular surfaces of the belt wheel shaft, and the outer circular surfaces of the belt wheel shaft are polished in the polishing process, so that the polishing efficiency is improved; when the polishing head is moved to the tooth-shaped groove of the belt wheel shaft through the mechanical arm, linear displacement is output through the adjusting cylinder in the adjusting groove, so that the telescopic joint is stretched, the middle section of the abrasive disc is pushed to move outwards, the convex state is presented, the convex curvature is adapted according to the curvature of the tooth-shaped groove, the outer circular surface of the belt wheel shaft and the tooth-shaped groove can be polished on the same station, repeated positioning is avoided, and therefore the whole belt wheel shaft is polished; in the polishing process of the polishing motor, constant power output torque is carried out, in a calibration state, the rotating speed of the transmission wheel is in a certain interval, a folding rod in the swinging groove overcomes the elasticity of an abutting spring under the action of centrifugal force, fixed-axis rotation is carried out, one end of the folding rod is inserted into an inner ring of a coil, in the rotating process of the folding rod, the coil performs cutting magnetic induction line movement, and the surface defect of a pulley shaft is detected according to a fed-back current signal; the current on the coil is fed back to the controller, and the controller controls the rotation time of the driving motor according to the current size and direction, so that the polishing time is automatically adjusted according to the surface defect of the pulley shaft, and the polishing efficiency is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic general construction of the present invention;
FIG. 2 is a schematic illustration of the pulley shaft centering clamp of the present invention;
FIG. 3 is a schematic illustration of a sanding power transmission of the present invention;
FIG. 4 is an enlarged view of part A of the view of FIG. 3;
FIG. 5 is a schematic view of the sanding head of the present invention;
FIG. 6 is an enlarged view of part B of the view of FIG. 5;
FIG. 7 is a schematic view of a pulley shaft surface defect detection structure of the present invention;
in the figure: the device comprises a 1-supporting device, a 11-carrier, a 12-fixed chuck, a 13-movable chuck, a 14-sliding seat, a 2-adjusting device, a 21-polishing head, a 211-rotating roller, a 2111-clamping groove, a 2112-adjusting groove, a 212-polishing piece, a 213-limiting ball, a 22-polishing motor, a 23-positioning component, a 231-adjusting cylinder, a 232-telescopic joint, a 2321-joint pipe, a 2322-choke ring, a 24-detecting component, a 241-driving wheel, a 2411-swinging groove, a 242-folding rod, a 243-coil, a 244-abutting spring, a 3-mechanical arm, a 4-driving seat, a 41-rotating groove, a 42-detecting cavity, a 5-driving motor and a 6-belt pulley shaft.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides the technical scheme that:
as shown in fig. 1-2, a polishing device for a belt wheel shaft of a transmission with a defect detection function is used for polishing the belt wheel shaft 6, the belt wheel shaft 6 comprises a tooth-shaped groove and an outer circular surface, the polishing device comprises a supporting device 1, an adjusting device 2, a mechanical arm 3 and a driving motor 5, the supporting device 1 is used for clamping the belt wheel shaft 6, the mechanical arm 3 is located on one side of the supporting device 1, a transmission seat 4 is arranged at the output end of the mechanical arm 3, the adjusting device 2 is connected with the transmission seat 4, the adjusting device 2 is used for polishing the belt wheel shaft 6, the mechanical arm 3 is in transmission connection with the adjusting device 2 through the transmission seat 4, and the driving motor 5 is connected with the supporting device 1.
The utility model provides a grinding device can carry out automatic polishing to the tooth form groove and the outer disc of flywheel shaft 6 simultaneously, need not to change the station of polishing, strutting arrangement 1 is as main supporting foundation, a position is installed to flywheel shaft 6, adjusting device 2 passes through drive seat 4 and installs on arm 3, arm 3 can adopt five robots, provide multi freedom, a pulley shaft 6 for to not unidimensional or shape, in polishing process, arm 3 drives adjusting device 2 through drive seat 4 and removes or angular adjustment, after the location is accomplished, carry out automatic polishing to the tooth form groove and the outer disc of flywheel shaft 6 through adjusting device 2, reduce artifical participation, improve polishing efficiency, driving motor 5 installs on strutting arrangement 1, a rotation for drive flywheel shaft 6, thereby carry out omnidirectional polishing to flywheel shaft 6.
As shown in fig. 3-6, the supporting device 1 comprises a carrier 11, a fixed chuck 12 and a movable chuck 13, the fixed chuck 12 is rotationally connected with the carrier 11, a driving motor 5 is tightly connected with the carrier 11, the output end of the driving motor 5 is tightly connected with the fixed chuck 12, the fixed chuck 12 and the movable chuck 13 are oppositely arranged, the fixed chuck 12 and the movable chuck 13 are respectively clamped at two ends of a pulley shaft 6, and the movable chuck 13 is movably connected with the carrier 11;
the adjusting device 2 is used for polishing tooth grooves and outer circular surfaces of the pulley shaft 6, the adjusting device 2 comprises a polishing head 21 and a polishing motor 22, the polishing motor 22 is fixedly connected with a transmission seat 4, a rotary groove 41 is formed in the transmission seat 4, the polishing head 21 is rotationally connected with the rotary groove 41, the output end of the polishing motor 22 is fixedly connected with the polishing head 21, the polishing head 21 comprises a rotary roller 211, two side shaft ends of the rotary roller 211 are rotationally connected with the rotary groove 41, a plurality of grinding plates 212 are arranged along the outer side of the rotary roller 211, the grinding plates 212 are arranged along the arc shape of the vertical section of the center line of the rotary roller 211, the grinding plates 212 are metal elastic plates, a plurality of clamping grooves 2111 are formed in the rotary roller 211, a plurality of limiting balls 213 are arranged along the two sides of the arc section, the grinding plates 212 are slidingly connected with the clamping grooves 2111, and the clamping grooves 2111 are arranged along the two sides of the radial center shaft surface of the rotary roller 211.
The carrier 11 is respectively provided with a fixed chuck 12 and a movable chuck 13, two ends of the pulley shaft 6 are respectively clamped and fixed through the fixed chuck 12 and the movable chuck 13, the shell of the driving motor 5 is arranged on the carrier 11, and the output end can drive the fixed chuck 12 to rotate, so that the pulley shaft 6 is subjected to angle adjustment, and different parts are polished. The mechanical arm 3 drives the polishing head 21 through the transmission seat 4 to adapt to polishing of different specifications and different angles, the transmission seat 4 carries out slewing bearing to the polishing head 21 through the slewing groove 41, the polishing motor 22 is installed on the transmission seat 4, a plurality of abrasive discs 212 that are used for driving the polishing head 21 to rotate, the polishing head 21 adopts split type design, the roller 211 of rotating the main part is including, and a plurality of abrasive discs 212 that roller 211 outer lane was arranged, a plurality of abrasive discs 212 head and tail meet, form a whole circle, the outside of abrasive disc 212 is the face of polishing, roller 211 rotates the in-process, be used for polishing to the pulley shaft 6, abrasive disc 212 is the metal shell fragment, can deform, be the arc under the initial state of abrasive disc 212, the camber adaptation pulley shaft 6 outer disc carries out the face to the pulley shaft 6 outer disc and polishes, improve polishing efficiency.
As shown in fig. 4 to 6, a plurality of adjusting grooves 2112 are formed in the rotating roller 211, the adjusting grooves 2112 are located at the inner sides of the clamping grooves 2111, the adjusting grooves 2112 are communicated with the adjacent clamping grooves 2111, the adjusting device 2 further comprises a positioning assembly 23, the positioning assembly 23 is arranged in the adjusting grooves 2112, the positioning assembly 23 comprises an adjusting cylinder 231 and an expansion joint 232, the adjusting cylinder 231 and the expansion joint 232 are respectively arranged in the adjusting grooves 2112, and the output end of the adjusting cylinder 231 is fixedly connected with the grinding disc 212 through the expansion joint 232;
when the excircle is polished: the grinding sheet 212 is in a concave state;
when the tooth surface is polished: the grinding plate 212 is in a convex state, and the middle section of the circumference of the grinding plate 212 extends out of the clamping groove 2111.
When the outer circumferential surface of the pulley shaft 6 is polished, the abrasive disc 212 is in a concave state, and surface polishing is performed; when the polishing head 21 is moved to the tooth-shaped groove of the pulley shaft 6 through the mechanical arm 3, linear displacement is output through the adjusting cylinder 231 in the adjusting groove 2112, the telescopic joint 232 is stretched and pushes the middle section of the grinding sheet 212 to move outwards, the convex state is presented, the convex curvature is adapted according to the curvature of the tooth-shaped groove, the outer circular surface and the tooth-shaped groove of the pulley shaft 6 can be polished on the same station, repeated positioning is avoided, and accordingly the pulley shaft 6 is polished integrally.
As shown in fig. 6, the expansion joint 232 includes a plurality of joint pipes 2321, the plurality of joint pipes 2321 are sleeved in turn according to gradual change sizes, the joint pipe 2321 with the smallest diameter is tightly connected with the grinding disc 212, and a choke ring 2322 is arranged at the outer side of the joint pipe 2321;
limiting: the small-diameter joint 2321 drives adjacent joints 2321 to move outwards through the choke ring 2322.
The joint 2321 of the expansion joint 232 is gradually arranged in a size gradual change manner, the joint 2321 with the smallest pipe diameter is sequentially sleeved, the joint 2321 with the smallest pipe diameter is used for connecting the adjusting cylinder 231 and the grinding disc 212, in the outward extending process, when the tail end of the outermost joint 2321 moves to be in contact with the choke 2322 of the secondary outer joint 2321, the adjusting cylinder 231 continuously drives the outermost joint 2321 to move outwards, the acting force exerted by the adjusting cylinder 231 is larger than the friction resistance born by the secondary outer joint 2321, and accordingly the expansion joint 232 is opened step by step according to the pipe diameter.
As shown in fig. 7, a detection cavity 42 is provided on the transmission seat 4, a rotation groove 41 is communicated with the detection cavity 42, one side shaft end of the rotation roller 211 is inserted into the detection cavity 42, the adjusting device 2 further comprises a detection component 24, the detection component 24 is arranged in the detection cavity 42, the detection component 24 comprises a transmission wheel 241, a folding rod 242, a coil 243 and a butt spring 244, the transmission wheel 241 is fixedly connected with the shaft end of the rotation roller 211, a swinging groove 2411 is provided on the transmission wheel 241, the folding rod 242 is rotatably connected with the swinging groove 2411, the folding rod 242 is made of a magnet material, the coil 243 and the butt spring 244 are respectively arranged in the swinging groove 2411, one end of the butt spring 244 far away from the wall surface of the swinging groove 2411 is abutted against the folding rod 242, and the outer arc section of the folding rod 242 and the center line of the coil 243 are located on the same circle.
The surface roughness of the pulley shaft 6 is easy to be different in the processing procedures of preface forging and the like, the driving wheel 241 is additionally arranged at the shaft end of the rotating roller 211, so that the surface defect of the rotating roller 211 is detected, the larger the roughness is, the larger the friction force applied to the grinding disc 212 is, the constant power output torque is carried out by the grinding motor 22 in the grinding process, the rotating speed of the driving wheel 241 is in a certain interval in the calibration state, the folding rod 242 in the swinging groove 2411 overcomes the elasticity of the abutting spring 244 under the centrifugal force effect to carry out fixed shaft rotation, one end of the folding rod 242 is inserted into the inner ring of the coil 243, the coil 243 carries out cutting magnetic induction line movement in the rotating process of the folding rod 242, and the surface defect of the pulley shaft 6 is detected according to the fed back current signal; when the surface roughness of the pulley shaft 6 is larger, that is, the defect is more obvious, the friction force applied to the grinding disc 212 by the pulley shaft 6 is increased, the rotation speed of the driving wheel 241 is reduced under the rated power, the folding rod 242 moves towards the abutting spring 244 under the elastic force of the abutting spring 244, and the current generated on the coil 243 is reverse current.
As shown in fig. 3 and 7, the coil 243 is electrically connected to the grinding motor 22.
The electrical connection of the coil 243 and the polishing motor 22 can be performed through a wireless transmission technology, or the current of the rotating end is led to the fixed end through the collecting ring, which is not described in detail in the prior art, the current on the coil 243 is fed back to the controller, and the controller controls the rotation time of the driving motor 5 according to the current size and direction, so that the polishing time is automatically adjusted according to the surface defect of the pulley shaft 6, and the polishing efficiency is improved.
As an optimization, each blade 212 is connected to a minimum of three adjustment cylinders 231. Each blade 212 is driven by a minimum of three adjustment cylinders 231, with an array of three adjustment cylinders 231 arranged so that the blade 212 is smoother during deformation.
As an optimization, frictional contact between the connecting joint tubes 2321 is made. In the process of outward extension, because the friction contact between adjacent joint pipes 2321, the friction contact area of the outside is greater than that of the inside, so the joint pipes 2321 are subjected to the friction of the outside to be relatively large, and when the joint pipes 2321 extend, the joint pipes 2321 at different levels are sequentially abutted to the inner side of the externally protruded grinding piece 212, and the tooth-shaped groove grinding efficiency is improved through multi-point support.
As optimization, the lower end of the movable chuck 13 is provided with a sliding seat 14, the carrier 11 is provided with a sliding rail, and the movable chuck 13 is in sliding connection with the sliding rail of the carrier 11 through the sliding seat 14. The carrier 11 is provided with a sliding rail, the lower end of the movable chuck 13 can move along the sliding rail through the sliding seat 14, and the interval between the fixed chuck 12 and the movable chuck 13 is adjusted in the process of clamping the pulley shaft 6, so that the clamping and the taking out are facilitated.
The working principle of the invention is as follows: the polishing head 21 is of a split type design and comprises a rotary roller 211 of a rotary main body and a plurality of grinding plates 212 arranged on the outer ring of the rotary roller 211, the grinding plates 212 are connected end to form a whole circle, the outer sides of the grinding plates 212 are polishing surfaces, the rotary roller 211 is used for polishing the pulley shaft 6 in the rotation process, the grinding plates 212 are metal elastic sheets and can deform, the limiting balls 213 on the two sides are clamped in the clamping grooves 2111, the grinding plates 212 are arc-shaped in the initial state, the curvature is matched with the outer circular surfaces of the pulley shaft 6, and the outer circular surfaces of the pulley shaft 6 are polished in the polishing process, so that the polishing efficiency is improved; when the polishing head 21 is moved to the tooth-shaped groove of the pulley shaft 6 through the mechanical arm 3, linear displacement is output through the adjusting cylinder 231 in the adjusting groove 2112, so that the telescopic joint 232 is stretched and pushes the middle section of the grinding sheet 212 to move outwards, the convex state is presented, the convex curvature is adapted according to the curvature of the tooth-shaped groove, the outer circular surface of the pulley shaft 6 and the tooth-shaped groove can be polished on the same station, repeated positioning is avoided, and the whole pulley shaft 6 is polished; in the polishing process of the polishing motor 22, constant power output torque is carried out, under the calibration state, the rotating speed of the driving wheel 241 is within a certain interval, the folding rod 242 in the swinging groove 2411 overcomes the elasticity of the abutting spring 244 under the action of centrifugal force, fixed shaft rotation is carried out, one end of the folding rod 242 is inserted into the inner ring of the coil 243, during the rotation process of the folding rod 242, the coil 243 carries out cutting magnetic induction line motion, and the surface defect of the pulley shaft 6 is detected according to the fed-back current signal; by feeding back the current on the coil 243 to the controller, the controller controls the rotation time of the driving motor 5 according to the current magnitude and direction, thereby automatically adjusting the polishing time according to the surface defect of the pulley shaft 6 and improving the polishing efficiency.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a transmission pulley axle of attached defect detection function is with grinding device, grinding device is used for polishing pulley axle (6), pulley axle (6) include tooth groove and excircle face, its characterized in that: the polishing device comprises a supporting device (1), an adjusting device (2), a mechanical arm (3) and a driving motor (5), wherein the supporting device (1) is used for clamping a belt pulley shaft (6), the mechanical arm (3) is positioned on one side of the supporting device (1), a transmission seat (4) is arranged at the output end of the mechanical arm (3), the adjusting device (2) is connected with the transmission seat (4), the adjusting device (2) is used for polishing the belt pulley shaft (6), the mechanical arm (3) is in transmission connection with the adjusting device (2) through the transmission seat (4), and the driving motor (5) is connected with the supporting device (1);
the adjusting device (2) is used for polishing tooth grooves and outer circular surfaces of the belt wheel shaft (6), the adjusting device (2) comprises a polishing head (21) and a polishing motor (22), the polishing motor (22) and a transmission seat (4) are in fastening connection, a rotary groove (41) is formed in the transmission seat (4), the polishing head (21) and the rotary groove (41) are in rotary connection, an output end of the polishing motor (22) and the polishing head (21) are in fastening connection, the polishing head (21) comprises a rotary roller (211), shaft ends and the rotary groove (41) on two sides of the rotary roller (211) are in rotary connection, a plurality of grinding plates (212) are arranged on the outer side of the rotary roller (211) along the arc shape of the vertical section of the center line of the rotary roller (211), the grinding plates (212) are metal elastic plates, a plurality of clamping grooves (2111) are formed in the inner side of the rotary roller (211) along the arc sections, a plurality of limiting balls (213) are arranged on the inner sides of the grinding plates (212), and the two sides of the clamping plates (211) are connected through the limiting balls (213) and the clamping grooves (213) along the radial surfaces of the two sides of the rotary roller (211).
2. A transmission pulley shaft grinding apparatus with a defect detection function according to claim 1, wherein: support arrangement (1) is including carrier (11), fixed chuck (12) and removable cartridge (13), fixed chuck (12) and carrier (11) rotate and are connected, driving motor (5) and carrier (11) fastening connection, driving motor (5) output and fixed chuck (12) fastening connection, fixed chuck (12) and removable cartridge (13) are arranged in opposite directions, and fixed chuck (12) and removable cartridge (13) are respectively to band pulley axle (6) both ends joint, removable cartridge (13) and carrier (11) swing joint.
3. A transmission pulley shaft grinding apparatus with a defect detection function according to claim 2, wherein: the rotary roller (211) is provided with a plurality of adjusting grooves (2112), the adjusting grooves (2112) are positioned on the inner side of the clamping groove (2111), the adjusting grooves (2112) are communicated with the adjacent clamping grooves (2111), the adjusting device (2) further comprises a positioning component (23), the positioning component (23) is arranged in the adjusting grooves (2112), the positioning component (23) comprises an adjusting cylinder (231) and an expansion joint (232), the adjusting cylinder (231) and the expansion joint (232) are respectively arranged in the adjusting grooves (2112), and the output end of the adjusting cylinder (231) is fixedly connected with the grinding disc (212) through the expansion joint (232);
when the excircle is polished: the grinding disc (212) is in a concave state;
when the tooth surface is polished: the grinding disc (212) is in a convex state, and the middle section of the circumference of the grinding disc (212) extends out of the clamping groove (2111).
4. A transmission pulley shaft grinding apparatus with a defect detection function according to claim 3, wherein: the telescopic joint (232) comprises a plurality of joint pipes (2321), the joint pipes (2321) are sleeved in sequence according to gradual change sizes, the joint pipe (2321) with the smallest diameter is fixedly connected with the grinding disc (212), and a blocking ring (2322) is arranged on the outer side of the joint pipe (2321);
limiting: the small-diameter joint pipe (2321) drives the adjacent joint pipe (2321) to move outwards through the blocking ring (2322).
5. The polishing apparatus for a pulley shaft for a transmission with a defect detecting function according to claim 4, wherein: be equipped with on drive seat (4) and detect chamber (42), gyration groove (41) and detection chamber (42) intercommunication, in detection chamber (42) was inserted to roller (211) one side axle head, adjusting device (2) still include detection subassembly (24), detection subassembly (24) are arranged in detection chamber (42), detection subassembly (24) are including drive wheel (241), book pole (242), coil (243) and butt spring (244), the axle head fastening connection of drive wheel (241) and roller (211), be equipped with swing groove (2411) on drive wheel (241), book pole (242) are arranged in and swing groove (2411) rotate and are connected, book pole (242) are magnet material, coil (243) and butt spring (244) are arranged in swing groove (2411) respectively, butt spring (244) keep away from swing groove (2411) wall one end and book pole (242) butt, book pole (242) outside arc section and coil (243) are located same circle center line.
6. The polishing apparatus for a pulley shaft for a transmission with a defect detecting function according to claim 5, wherein: the coil (243) is electrically connected with the polishing motor (22).
7. The polishing apparatus for a pulley shaft for a transmission with a defect detecting function according to claim 6, wherein: each of the plates (212) is connected to at least three adjustment cylinders (231).
8. The polishing apparatus for a pulley shaft for a transmission with a defect detecting function according to claim 4, wherein: frictional contact between the joint pipes (2321) is connected.
9. A transmission pulley shaft grinding apparatus with a defect detection function according to claim 2, wherein: the lower end of the movable chuck (13) is provided with a sliding seat (14), the carrier (11) is provided with a sliding rail, and the movable chuck (13) is in sliding connection with the sliding rail of the carrier (11) through the sliding seat (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410154845.XA CN117681065B (en) | 2024-02-04 | 2024-02-04 | Polishing device with defect detection function for transmission belt pulley shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410154845.XA CN117681065B (en) | 2024-02-04 | 2024-02-04 | Polishing device with defect detection function for transmission belt pulley shaft |
Publications (2)
| Publication Number | Publication Date |
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| CN117681065A true CN117681065A (en) | 2024-03-12 |
| CN117681065B CN117681065B (en) | 2024-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202410154845.XA Active CN117681065B (en) | 2024-02-04 | 2024-02-04 | Polishing device with defect detection function for transmission belt pulley shaft |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4292765A (en) * | 1978-02-13 | 1981-10-06 | Brawley Thomas S | Machine for abrading outside diameters and the method of making same |
| US20090075570A1 (en) * | 2007-09-18 | 2009-03-19 | Hantover, Inc. | Universal rotary blade holder for sharpener |
| CN113211317A (en) * | 2021-04-21 | 2021-08-06 | 名正(浙江)电子装备有限公司 | Thickness measuring system, polishing grinder and using method thereof |
| CN116352527A (en) * | 2023-06-02 | 2023-06-30 | 江苏威鹰机械有限公司 | Driven pulley shaft production and processing device with circle runout detection function |
| CN116512099A (en) * | 2023-07-03 | 2023-08-01 | 江苏威鹰机械有限公司 | Can automatic detect burnishing device for driven pulley shaft of wearing and tearing degree |
| CN117245471A (en) * | 2023-11-07 | 2023-12-19 | 重庆互久机械制造有限责任公司 | Full-automatic polisher for input belt wheel shaft |
-
2024
- 2024-02-04 CN CN202410154845.XA patent/CN117681065B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4292765A (en) * | 1978-02-13 | 1981-10-06 | Brawley Thomas S | Machine for abrading outside diameters and the method of making same |
| US20090075570A1 (en) * | 2007-09-18 | 2009-03-19 | Hantover, Inc. | Universal rotary blade holder for sharpener |
| CN113211317A (en) * | 2021-04-21 | 2021-08-06 | 名正(浙江)电子装备有限公司 | Thickness measuring system, polishing grinder and using method thereof |
| CN116352527A (en) * | 2023-06-02 | 2023-06-30 | 江苏威鹰机械有限公司 | Driven pulley shaft production and processing device with circle runout detection function |
| CN116512099A (en) * | 2023-07-03 | 2023-08-01 | 江苏威鹰机械有限公司 | Can automatic detect burnishing device for driven pulley shaft of wearing and tearing degree |
| CN117245471A (en) * | 2023-11-07 | 2023-12-19 | 重庆互久机械制造有限责任公司 | Full-automatic polisher for input belt wheel shaft |
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|---|---|
| CN117681065B (en) | 2024-04-05 |
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