CN118163033A - Material conveying mechanism of fine grinding machine - Google Patents
Material conveying mechanism of fine grinding machine Download PDFInfo
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- CN118163033A CN118163033A CN202410290454.0A CN202410290454A CN118163033A CN 118163033 A CN118163033 A CN 118163033A CN 202410290454 A CN202410290454 A CN 202410290454A CN 118163033 A CN118163033 A CN 118163033A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 181
- 239000000463 material Substances 0.000 title claims abstract description 179
- 239000003921 oil Substances 0.000 claims description 52
- 238000002347 injection Methods 0.000 claims description 36
- 239000007924 injection Substances 0.000 claims description 36
- 239000010720 hydraulic oil Substances 0.000 claims description 19
- 238000003754 machining Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 15
- 238000005553 drilling Methods 0.000 description 3
- 238000005381 potential energy Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The invention discloses a material conveying mechanism of a fine grinding machine, which comprises a material conveying fixing seat, wherein the material conveying fixing seat is connected with a machine table, a material conveying driving mechanism is arranged on the material conveying fixing seat, a rotary disk is arranged at the output end of the material conveying driving mechanism, a plurality of material conveying clamping mechanisms are arranged on the rotary disk, and the material conveying clamping mechanisms are used for clamping bars; the material conveying fixing seat is respectively provided with a product rotating mechanism, the product rotating mechanism is detachably connected with the material conveying clamping mechanism, the material conveying driving mechanism can drive the material conveying clamping mechanism to be connected with the product rotating mechanism, and the product rotating mechanism is used for driving the material conveying clamping mechanism to rotate. The invention can realize the grinding processing of the bar stock in the rotating process, improves the precision of the grinding processing, and can meet the processing requirement of high-precision micro-drills.
Description
Technical Field
The invention relates to the technical field of micro-drilling processing equipment, in particular to a material conveying mechanism of a fine grinding machine.
Background
The micro drill is a drill bit with small diameter, is mainly used for the scenes of PCB processing, high-precision instrument assembly and the like, and can be produced at present, wherein the minimum diameter of the micro drill can reach 0.01 millimeter. The refiner is a grinding device for processing micro drills, which can be mainly used for the procedures of rough grinding, fine grinding, groove grinding, sharpening and back grinding of micro drills. The material conveying mechanism on the existing refiner can only convey the bar stock to each processing station respectively, but can not drive the bar stock to rotate, and for some high-precision micro-drilling processing, the processing precision of the micro-drilling can be improved by grinding the bar stock in the rotating process; it can be seen that the material conveying mechanism on the existing refiner cannot meet the processing requirement of high-precision micro-drills and needs improvement.
Disclosure of Invention
In order to solve part or all of the problems in the prior art, the invention provides a material conveying mechanism of a refiner, which comprises a machine table, wherein an upper material loading and unloading processing station and a plurality of grinding processing stations are arranged on the machine table, the material conveying mechanism of the refiner comprises a material conveying fixing seat, the material conveying fixing seat is connected with the machine table, a material conveying driving mechanism is arranged on the material conveying fixing seat, a rotary disk is arranged at the output end of the material conveying driving mechanism, a plurality of material conveying clamping mechanisms are arranged on the rotary disk, and the material conveying clamping mechanisms are used for clamping bars; the product rotating mechanism is arranged at the corresponding position of the grinding processing station on the material conveying fixing seat and is detachably connected with the material conveying clamping mechanism, the material conveying driving mechanism can drive the material conveying clamping mechanism to be connected with the product rotating mechanism, and the product rotating mechanism is used for driving the material conveying clamping mechanism to rotate.
As a further improvement of the invention, the material conveying clamping mechanism comprises a clamping fixing block, the clamping fixing block is connected with the rotary disc, a clamping rotary shaft is arranged in the clamping fixing block, one end of the clamping rotary shaft is provided with a locking mechanism, the locking mechanism is used for locking or loosening bars, and the other end of the clamping rotary shaft can be connected with the product rotary mechanism.
As a further improvement of the invention, the locking mechanism comprises a locking sleeve, the locking sleeve is connected with the clamping rotating shaft, a clamping head is arranged in the locking sleeve, and a clamping hole is arranged in the clamping head; the locking sleeve is far away from a horn mouth is arranged on the inner side wall of one end of the clamping rotating shaft, the outer side wall of the clamping head is in butt joint with the horn mouth, a radial groove is formed in the side wall of the clamping head, the clamping head can axially move in the locking sleeve, and then the radial groove is driven to be tightened or opened.
As a further improvement of the invention, the product rotating mechanism comprises a product rotating motor, the product rotating motor is connected with the material conveying fixing seat, a product rotating shaft is arranged at the output end of the product rotating motor, a first sector gear is arranged at one end of the product rotating shaft, which is far away from the product rotating motor, a second sector gear is arranged at one end of the clamping rotating shaft, which is far away from the locking mechanism, and the second sector gear can be meshed and connected with the first sector gear.
As a further improvement of the invention, a material conveying clamping mechanism is arranged at a position corresponding to the material loading and unloading processing position on the material conveying fixing seat, the material conveying clamping mechanism is detachably connected with the material conveying clamping mechanism, the material conveying driving mechanism can drive the material conveying clamping mechanism to be connected with the material conveying clamping mechanism, and the material conveying clamping mechanism is used for driving the material conveying clamping mechanism to clamp or loosen the bar stock.
As a further improvement of the invention, the material conveying and clamping mechanism comprises a clamping oil cylinder, the clamping oil cylinder is connected with the material conveying fixed seat, one end of the clamping head is provided with a sleeve limiting piece, an unlocking shaft is arranged in the clamping rotating shaft, an output shaft of the clamping oil cylinder is detachably connected with one end of the unlocking shaft, the other end of the unlocking shaft can be abutted with the sleeve limiting piece, and the clamping oil cylinder is used for driving the clamping head to move in a direction away from the unlocking shaft.
As a further improvement of the invention, the sleeve limiting piece is sleeved with an elastic piece, the elastic piece is respectively connected with the sleeve limiting piece and the locking sleeve, and the elastic piece is used for pushing the chuck to move towards the direction close to the unlocking shaft.
As a further improvement of the invention, the material conveying driving mechanism comprises a material conveying motor, the material conveying motor is connected with the material conveying fixing seat, a linkage mechanism is arranged at the output end of the material conveying motor, and the linkage mechanism is connected with the rotating disk.
As a further improvement of the invention, the linkage mechanism comprises a first gear and a linkage shaft, wherein the first gear is connected with the output end of the material conveying motor, the linkage shaft is rotatably connected with the material conveying fixing seat, one end of the linkage shaft is connected with the rotating disc, the other end of the linkage shaft is provided with a second gear, and the second gear is meshed and connected with the first gear.
As a further improvement of the invention, a piston column is sleeved on the linkage shaft, an oil injection cavity is arranged in the material conveying fixing seat, the oil injection cavities are respectively distributed on the upper side and the lower side of the piston column, the oil injection cavity is used for injecting hydraulic oil, and the piston column is slidably connected with the side wall of the oil injection cavity; the material transporting fixing seat is provided with a first fluted disc, the rotating disc is provided with a second fluted disc, the first fluted disc can be connected with the second fluted disc in a meshed manner, and the second fluted disc is used for limiting the position of the rotating disc.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the bar stock can be clamped by arranging the material conveying clamping mechanism, and the bar stock is conveniently conveyed to each processing position by the material conveying driving mechanism; can drive fortune material clamping mechanism through setting up product rotary mechanism and drive the bar rotation to make the bar can carry out abrasive machining in rotatory in-process, improved abrasive machining's precision, can be applicable to the processing demand of high accuracy micro-drill.
Drawings
In order to more clearly illustrate the invention or the solutions of the prior art, a brief description will be given below of the drawings used in the description of the embodiments or the prior art, it being obvious that the drawings in the description below are some embodiments of the invention and that other drawings can be obtained from them without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the internal structure of an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the portion A in FIG. 2;
FIG. 4 is a schematic view of a rotating state structure of a rotating disc according to an embodiment of the present invention;
FIG. 5 is a schematic view of a product rotation mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of the internal structure of the material handling mechanism according to the embodiment of the present invention;
fig. 7 is an exploded view of the locking mechanism in an embodiment of the invention.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs; the terminology used in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention; the terms "comprising" and "having" and any variations thereof in the description of the invention and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.
Reference in the specification to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the described embodiments of the invention may be combined with other embodiments.
In order to enable those skilled in the art to better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.
As shown in fig. 1-7, a refiner material conveying mechanism, the refiner comprises a machine table 1, wherein a loading and unloading processing station 101 is arranged on the machine table 1 and is used for loading and unloading a refiner by installing a loading and unloading manipulator; the machine 1 is also provided with a plurality of grinding processing stations 102 for installing processing mechanisms such as rough grinding, fine grinding and the like. The refiner material conveying mechanism comprises a material conveying fixing seat 2, wherein the material conveying fixing seat 2 is fixedly arranged on a machine table 1, a material conveying driving mechanism is arranged on the material conveying fixing seat 2, a rotating disk 3 is arranged at the output end of the material conveying driving mechanism, a plurality of material conveying clamping mechanisms 4 are arranged on the rotating disk 3, and the material conveying clamping mechanisms 4 are used for clamping bars. During working, the feeding and discharging mechanical arm of the refiner places bars to be processed on the material conveying clamping mechanism 4; the rotary disk 3 and the material conveying clamping mechanism 4 are driven to rotate by controlling the material conveying driving mechanism to work, so that bars on the material conveying clamping mechanism 4 are respectively conveyed to each grinding processing station 102, and processed bars are conveyed to the grabbing position of the feeding and discharging mechanical arm, and the conveying and transferring process of the bars is realized.
As shown in fig. 2, product rotating mechanisms 5 are respectively arranged at positions corresponding to the grinding processing stations 102 on the material conveying fixing base 2, the product rotating mechanisms 5 are detachably connected with the material conveying clamping mechanisms 4, the material conveying driving mechanism can drive the material conveying clamping mechanisms 4 to be connected with the product rotating mechanisms 5, and the product rotating mechanisms 5 are used for driving the material conveying clamping mechanisms 4 to rotate. When the grinding machine works specifically, the material conveying driving mechanism drives the rotating disk 3 and the material conveying clamping mechanism 4 to rotate, and after the material conveying clamping mechanism 4 is aligned with the grinding processing station 102, the material conveying driving mechanism pauses working, and at the moment, the material conveying clamping mechanism 4 is just connected with the product rotating mechanism 5; the product rotating mechanism 5 is controlled to work, so that the material conveying clamping mechanism 4 and the bar can be driven to rotate, and the bar can rotate in the grinding process; grinding in a rotating state can improve the accurate grinding of machining, and is suitable for the machining requirement of high-precision micro drills.
The material conveying driving mechanism comprises a material conveying motor 6, the material conveying motor 6 is fixedly arranged on the material conveying fixing seat 2, a linkage mechanism is arranged at the output end of the material conveying motor 6, and the linkage mechanism is connected with the rotating disk 3; when the automatic feeding and discharging machine works, the linkage mechanism can be driven to move by controlling the material conveying motor 6 to work, so that the rotary disk 3 is driven to rotate, and the material conveying clamping mechanism 4 and the bar stock are driven to move to the feeding and discharging machining position 101 or the grinding machining position 102.
Specifically, the linkage mechanism comprises a first gear 7 and a linkage shaft 8, the first gear 7 is fixedly arranged on an output shaft of the material conveying motor 6, the linkage shaft 8 is rotatably connected with the material conveying fixed seat 2 through a bearing, one end of the linkage shaft 8 is fixedly connected with the rotating disc 3, the other end of the linkage shaft 8 is provided with a second gear 9, and the first gear 7 is meshed and connected with the second gear 9; during operation, the material conveying motor 6 drives the first gear 7 to rotate, the first gear 7 drives the second gear 9 and the linkage shaft 8 to rotate, and then the rotary disk 3 is driven to synchronously rotate, and the material conveying clamping mechanism 4 and the bar on the rotary disk 3 are conveyed to corresponding processing stations, so that the function of transferring the bar between the stations is realized.
As shown in fig. 4, in order to enable the rotating disc 3 to be limited and fixed in the grinding process, a first fluted disc 10 is arranged on the material conveying fixed seat 2, a second fluted disc 11 is arranged on the rotating disc 3, the first fluted disc 10 can be meshed with the second fluted disc 11, and the second fluted disc 11 is used for limiting the position of the rotating disc 3. During grinding, the first fluted disc 10 is connected with the second fluted disc 11 in a meshed mode, the position of the rotary disc 3 can be limited through the cooperation of the first fluted disc 10 and the second fluted disc 11, and therefore the rotary disc 3 is prevented from moving during machining, and machining precision is improved. However, if the first toothed disc 10 is engaged with the second toothed disc 11, the rotary disc 3 cannot be rotated; therefore, when the material handling and gripping mechanism 4 and the bar stock are required to be transported to the next station, the second toothed disc 11 is required to be driven up and out of engagement with the first toothed disc 10 so that the rotating disc 3 can be rotated.
As shown in fig. 2 and 3, specifically, the linkage shaft 8 is sleeved with a piston post 12, an oil injection cavity 21 is arranged in the material conveying fixing seat 2, the oil injection cavities 21 are respectively distributed on the upper side and the lower side of the piston post 12, the oil injection cavity 21 is used for injecting hydraulic oil, and the piston post 12 is slidably connected with the side wall of the oil injection cavity 21. In the working process, when the rotary disk 3 is required to be driven to rotate, controlling to inject hydraulic oil into the oil injection cavity 21 below the piston column 12, discharging the hydraulic oil in the oil injection cavity 21 above the piston column 12, and pushing the piston column 12 to slide upwards in the oil injection cavity 21 along with the injection of the hydraulic oil into the oil injection cavity 21 below the piston column 12, so as to drive the linkage shaft 8 and the rotary disk 3 to ascend until the second fluted disc 11 is separated from the first fluted disc 10; at this time, the material conveying motor 6 is controlled to work so as to drive the rotating disc 3 to rotate, thereby conveying the material conveying clamping mechanism 4 and the bar stock to the next station. When the rotary disc 3 rotates in place, namely, after the material conveying clamping mechanism 4 moves to the next station with the bar, controlling to inject hydraulic oil into the oil injection cavity 21 above the piston column 12, discharging the hydraulic oil in the oil injection cavity 21 below the piston column 12, and pushing the piston column 12 to slide downwards in the oil injection cavity 21 along with the injection of the hydraulic oil into the oil injection cavity 21 above the piston column 12, so as to drive the linkage shaft 8 and the rotary disc 3 to descend until the second fluted disc 11 is meshed with the first fluted disc 10; at this time, the material conveying and clamping mechanism 4 is just connected with the product rotating mechanism 5, and then the product rotating mechanism 5 is controlled to drive the material conveying and clamping mechanism 4 and the bar to rotate, and the grinding mechanism of the refiner is controlled to grind the bar.
As shown in fig. 6 and 7, the material transporting and clamping mechanism 4 comprises a clamping and fixing block 41, the clamping and fixing block 41 is fixedly connected with the rotating disk 3, a clamping rotating shaft 42 is arranged in the clamping and fixing block 41, a locking mechanism is arranged at one end of the clamping rotating shaft 42 and used for locking or loosening a bar, the other end of the clamping rotating shaft 42 extends out of the clamping and fixing block 41, and the product rotating mechanism 5 can be connected with one end, far away from the locking mechanism, of the clamping rotating shaft 42. In the processing process, the bar stock is clamped and fixed by the locking mechanism, when the material conveying motor 6 conveys the material conveying clamping mechanism 4 and the bar stock to a grinding position, hydraulic oil is injected into the oil injection cavity 21 above the piston column 12, and the hydraulic oil in the oil injection cavity 21 below the piston column 12 is discharged, so that the linkage shaft 8 drives the rotating disk 3 to descend; when the second toothed disc 11 is lowered to be engaged with the first toothed disc 10, the clamping rotary shaft 42 is also just connected with the product rotary mechanism 5, and the clamping rotary shaft 42 and the locking mechanism are driven to rotate together by controlling the product rotary mechanism 5 to drive the bar on the locking mechanism to rotate so as to finish grinding of the bar in a rotating state.
As shown in fig. 5, the product rotating mechanism 5 includes a product rotating motor 51, the product rotating motor 51 is connected with the material transporting fixing seat 2, a product rotating shaft 52 is provided at an output end of the product rotating motor 51, a first sector gear 53 is provided at an end of the product rotating shaft 52 away from the product rotating motor 51, a second sector gear 43 is provided at an end of the clamping rotating shaft 42 away from the locking mechanism, and the second sector gear 43 can be engaged with the first sector gear 53. In the machining process, after the material conveying motor 6 drives the material conveying clamping mechanism 4 to move to the corresponding position of the grinding machining station 102, hydraulic oil is injected into the oil injection cavity 21 above the piston column 12, and the hydraulic oil in the oil injection cavity 21 below the piston column 12 is discharged, so that the linkage shaft 8 drives the rotary disk 3 to descend until the second fluted disc 11 is in meshed connection with the first fluted disc 10; when the second fluted disc 11 descends to be meshed with the first fluted disc 10, the second sector gear 43 is just meshed with the first sector gear 53, then the product rotating motor 51 is controlled to work, the product rotating shaft 52 and the first sector gear 53 are driven to rotate, the first sector gear 53 drives the second sector gear 43, the clamping rotating shaft 42 and the locking mechanism to rotate, and bars on the locking mechanism are driven to rotate together, so that the requirement of rotary grinding can be met.
After the current station processing is finished, the second sector gear 43 is synchronously lifted in the process of driving the linkage shaft 8 to drive the rotating disc 3 to lift, so that the second sector gear is separated from the first sector gear 53; the rotary disk 3 can be driven to rotate, and the second sector gear 43 is driven to ascend, so that the interference of the first sector gear 53 to the rotary disk 3 in the rotation motion can be avoided, and the working stability is improved.
As shown in fig. 6 and 7, the locking mechanism comprises a locking sleeve 44, the locking sleeve 44 is fixedly connected with the clamping rotating shaft 42, a clamping head 45 is arranged in the locking sleeve 44, and a clamping hole 46 is arranged in the clamping head 45; the locking sleeve 44 is provided with a flare 441 on the inner side wall of one end far away from the clamping rotation shaft 42, the outer side wall of the clamping head 45 is abutted with the flare 441, and the side wall of the clamping head 45 is provided with a radial groove 451. During processing, the bar stock can be plugged into the clamping hole 46, and the clamping head 45 is pushed to axially move in the locking sleeve 44, so that the flare 441 can press the radial groove 451 to enable the radial groove 451 to be tightened or opened. When the radial groove 451 is tightened, the aperture of the clamping hole 46 is reduced, so that the bar stock can be clamped and fixed; when the radial groove 451 is opened, the aperture of the clamping hole 46 is increased, thereby releasing the bar, thereby accomplishing the clamping or unclamping process of the bar.
A material conveying clamping mechanism is arranged on the material conveying fixing seat 2 at a position corresponding to the material loading and unloading processing position 101, and the material conveying clamping mechanism is detachably connected with the material conveying clamping mechanism 4; through controlling fortune material motor 6 work, can drive each fortune material clamping mechanism 4 respectively move to on the unloading processing position 101, after fortune material clamping mechanism 4 moves to on the unloading processing position 101, fortune material clamping mechanism 4 can link to each other with fortune material clamping mechanism, can drive fortune material clamping mechanism 4 centre gripping or loosen the bar through fortune material clamping mechanism to realize the material loading and the unloading process of bar.
As shown in fig. 2, the material transporting and clamping mechanism comprises a clamping oil cylinder 13, and the clamping oil cylinder 13 is fixedly arranged at a position of the material transporting fixing seat 2 corresponding to the material loading and unloading processing position 101. One end of the chuck 45 is provided with a sleeve limiting piece 47, an unlocking shaft 48 is arranged in the clamping rotating shaft 42, an output shaft of the clamping oil cylinder 13 is detachably connected with one end of the unlocking shaft 48, the other end of the unlocking shaft 48 can be abutted with the sleeve limiting piece 47, and the clamping oil cylinder 13 is used for driving the chuck 45 to move in a direction away from the unlocking shaft 48. The sleeve limiting member 47 is sleeved with an elastic member 49, the elastic member 49 is respectively connected with the sleeve limiting member 47 and the locking sleeve 44, the elastic member 49 is used for pushing the chuck 45 to move towards the direction close to the unlocking shaft 48, in this embodiment, the elastic member 49 is a disc spring, and in other embodiments, the elastic member 49 can also be other elastic structures such as a coil spring and a shrapnel.
In other embodiments, the clamping cylinder 13 may be replaced by a cylinder, an electric cylinder, or other structures or devices capable of driving the unlocking shaft 48 to move axially.
In the feeding and discharging process, the material conveying clamping mechanism 4 moves to align with the feeding and discharging processing position 101, and at the moment, the output shaft of the clamping oil cylinder 13 is also just provided with the unlocking shaft 48 for alignment, so that the clamping oil cylinder 13 is controlled to work, and the output shaft of the clamping oil cylinder 13 extends out; as the output shaft of the clamping cylinder 13 extends out and is abutted with the unlocking shaft 48, the unlocking shaft 48 is pushed to axially move in the clamping rotating shaft 42, the unlocking shaft 48 axially moves and is abutted with the sleeve limiting piece 47, the sleeve limiting piece 47 and the chuck 45 are pushed to axially move, and the sleeve limiting piece 47 compresses the elastic piece 49; so that the collet 45 moves axially within the locking sleeve 44, the outer sidewall of the collet 45 is free of the flare restriction, and the radial slot 451 opens to allow the aperture of the clamping hole 46 to increase. If the processed bar is in the chuck 45 at this time, the blanking manipulator of the refiner can take out the processed bar from the chuck 45; if no bar is processed at this time, the feeding manipulator of the refiner can be controlled to insert the bar to be processed into the clamping hole 46, then the clamping cylinder 13 is controlled to retract and reset, so that the output shaft of the clamping cylinder 13 is separated from the unlocking shaft 48, at this time, the elastic member 49 releases elastic potential energy, the sleeve limiting member 47 can be pushed to move in a direction away from the chuck 45, the sleeve limiting member 47 drives the chuck 45 to synchronously move, the chuck 45 is retracted into the locking sleeve 44, the bell mouth 441 on the locking sleeve 44 presses the side wall of the chuck 45, so that the radial groove 451 is tightened, the aperture of the clamping hole 46 is reduced, and the function of clamping the bar is realized.
Working principle:
During feeding, the material conveying motor 6 drives the rotary disk 3 to rotate until one of the material conveying clamping mechanisms 4 moves to the corresponding position of the feeding and discharging processing position 101, and then the universal driving shaft 8 is controlled to descend, so that the material conveying clamping mechanisms 4 are connected with the material conveying clamping mechanisms. The output shaft of the clamping oil cylinder 13 is controlled to extend, the output shaft of the clamping oil cylinder 13 pushes the unlocking shaft 48 to axially move in the clamping rotating shaft 42, the unlocking shaft 48 pushes the sleeve limiting piece 47 and the clamping head 45 to axially move, and the sleeve limiting piece 47 compresses the elastic piece 49; the clamping head 45 moves axially in the locking sleeve 44, the outer side wall of the clamping head 45 is separated from the restriction of the horn head, the radial groove 451 is opened, the aperture of the clamping hole 46 is increased, and then a bar to be processed is inserted into the clamping hole 46 through the feeding manipulator; then the clamping oil cylinder 13 is controlled to retract and reset, so that an output shaft of the clamping oil cylinder 13 is separated from the unlocking shaft 48, the elastic member 49 releases elastic potential energy, the sleeve limiting member 47 is pushed to move in a direction away from the clamping head 45, the sleeve limiting member 47 drives the clamping head 45 to synchronously move, the clamping head 45 is retracted into the locking sleeve 44, the horn mouth 441 on the locking sleeve 44 presses the side wall of the clamping head 45, the radial groove 451 is tightened, the aperture of the clamping hole 46 is reduced, the bar is clamped and fixed, and the feeding process is completed.
During processing, firstly, hydraulic oil is injected into the oil injection cavity 21 below the piston column 12, and the hydraulic oil in the oil injection cavity 21 above the piston column 12 is discharged, and along with the injection of the hydraulic oil into the oil injection cavity 21 below the piston column 12, the piston column 12 is pushed to slide upwards in the oil injection cavity 21 to drive the linkage shaft 8, the rotating disc 3 and the rotating disc 3 to rise together until the second fluted disc 11 is separated from the first fluted disc 10; at this time, the material transporting and clamping mechanism 4 is separated from the clamping cylinder 13. And then the material conveying motor 6 is controlled to work so as to drive the rotating disc 3 to rotate, so that the material conveying clamping mechanism 4 and the bar stock are conveyed to the corresponding positions of the grinding processing station 102. Then, hydraulic oil is injected into the oil injection cavity 21 above the piston column 12, the hydraulic oil in the oil injection cavity 21 below the piston column 12 is discharged, and along with the injection of the hydraulic oil into the oil injection cavity 21 above the piston column 12, the piston column 12 is pushed to slide downwards in the oil injection cavity 21, so that the linkage shaft 8 and the rotating disc 3 are driven to descend until the second fluted disc 11 is meshed with the first fluted disc 10; at this time, the second sector gear 43 is just engaged with the first sector gear 53, and then the product rotating motor 51 is controlled to work, so as to drive the product rotating shaft 52 and the first sector gear 53 to rotate, and the first sector gear 53 drives the second sector gear 43, the clamping rotating shaft 42 and the locking mechanism to rotate, so that the bar stock on the locking mechanism is driven to rotate together, and the requirement of rotary grinding processing can be met.
After the machining is finished, the universal driving shaft 8 is controlled to ascend so that the second sector gear 43 is separated from the first sector gear 53, the material conveying motor 6 is controlled to drive the rotating disc 3 to rotate, and the material conveying clamping mechanism 4 carries the machined bar stock to the loading and unloading machining position 101; then the linkage shaft 8 is controlled to descend until the clamping oil cylinder 13 and the unlocking shaft 48 are aligned; then the clamping cylinder 13 is controlled to extend out to push the unlocking shaft 48, the sleeve limiting piece 47 and the clamping head 45 to axially move, so that the clamping hole 46 in the clamping head 45 is enlarged, and the processed bar stock is released; and then the blanking manipulator of the refiner is controlled to take out the processed bar stock from the chuck 45, so that blanking can be completed.
In this embodiment, three grinding processing stations 102 and one loading and unloading processing station 101 are provided on the machine 1, and correspondingly, four material conveying clamping mechanisms 4 are also provided in the material conveying fixing seat 2; by driving the rotary disk 3 to rotate, the four material conveying and clamping mechanisms 4 can be driven to be aligned with three grinding processing stations 102 and one loading and unloading processing station 101 respectively. When the material conveying mechanism works, the rotating disc 3 is driven to rotate once, each grinding processing station 102 is processed once, and the material loading and unloading processing station 101 is also completed with one material loading and unloading; namely, the material conveying motor 6 works once to finish grinding processing of a bar stock, so that the processing efficiency is improved. In the grinding process, the bar can be driven to rotate for grinding through the product rotating mechanism 5, the grinding precision can be improved, and the processing requirement of the high-quality micro-drill can be met.
In other embodiments, the number of grinding stations 102 may be any other number to suit the processing requirements of different types of bar stock.
The foregoing embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the invention, which is defined by the appended claims, but rather by the following claims.
Claims (10)
1. The utility model provides a refiner fortune material mechanism, refiner includes the board, be equipped with unloading processing station and a plurality of grinding processing station on the board, its characterized in that: the material conveying mechanism of the fine grinding machine comprises a material conveying fixing seat, the material conveying fixing seat is connected with the machine table, a material conveying driving mechanism is arranged on the material conveying fixing seat, a rotating disk is arranged at the output end of the material conveying driving mechanism, a plurality of material conveying clamping mechanisms are arranged on the rotating disk, and the material conveying clamping mechanisms are used for clamping bars;
The product rotating mechanism is arranged at the corresponding position of the grinding processing station on the material conveying fixing seat and is detachably connected with the material conveying clamping mechanism, the material conveying driving mechanism can drive the material conveying clamping mechanism to be connected with the product rotating mechanism, and the product rotating mechanism is used for driving the material conveying clamping mechanism to rotate.
2. The refiner feed mechanism of claim 1, wherein: the material transporting clamping mechanism comprises a clamping fixing block, the clamping fixing block is connected with the rotating disc, a clamping rotating shaft is arranged in the clamping fixing block, a locking mechanism is arranged at one end of the clamping rotating shaft and used for locking or loosening bar stock, and the other end of the clamping rotating shaft can be connected with the product rotating mechanism.
3. The refiner feed mechanism of claim 2 wherein: the locking mechanism comprises a locking sleeve, the locking sleeve is connected with the clamping rotating shaft, a chuck is arranged in the locking sleeve, and a clamping hole is formed in the chuck;
The locking sleeve is far away from a horn mouth is arranged on the inner side wall of one end of the clamping rotating shaft, the outer side wall of the clamping head is in butt joint with the horn mouth, a radial groove is formed in the side wall of the clamping head, the clamping head can axially move in the locking sleeve, and then the radial groove is driven to be tightened or opened.
4. A refiner feed mechanism as defined in claim 3 wherein: the product rotary mechanism comprises a product rotary motor, the product rotary motor is connected with the material conveying fixing seat, a product rotary shaft is arranged at the output end of the product rotary motor, a first sector gear is arranged at one end, far away from the product rotary motor, of the product rotary shaft, a second sector gear is arranged at one end, far away from the locking mechanism, of the clamping rotary shaft, and the second sector gear can be meshed and connected with the first sector gear.
5. The refiner feed mechanism of claim 3 or 4, wherein: the material conveying and clamping mechanism is arranged at a position, corresponding to the feeding and discharging machining position, on the material conveying and fixing seat, of the material conveying and clamping mechanism, the material conveying and clamping mechanism is detachably connected with the material conveying and clamping mechanism, the material conveying and driving mechanism can drive the material conveying and clamping mechanism to be connected with the material conveying and clamping mechanism, and the material conveying and clamping mechanism is used for driving the material conveying and clamping mechanism to clamp or loosen bars.
6. The refiner feed mechanism of claim 5, wherein: the material transporting and clamping mechanism comprises a clamping oil cylinder, wherein the clamping oil cylinder is connected with a material transporting fixed seat, one end of a chuck is provided with a sleeve limiting part, an unlocking shaft is arranged in a clamping rotating shaft, an output shaft of the clamping oil cylinder is detachably connected with one end of the unlocking shaft, the other end of the unlocking shaft can be abutted to the sleeve limiting part, and the clamping oil cylinder is used for driving the chuck to move in a direction away from the unlocking shaft.
7. The refiner feed mechanism of claim 6, wherein: the sleeve limiting part is sleeved with an elastic part, the elastic part is respectively connected with the sleeve limiting part and the locking sleeve, and the elastic part is used for pushing the chuck to move towards the direction close to the unlocking shaft.
8. The refiner feed mechanism of any one of claims 1-4 or 6-7, wherein: the material conveying driving mechanism comprises a material conveying motor, the material conveying motor is connected with the material conveying fixing seat, a linkage mechanism is arranged at the output end of the material conveying motor, and the linkage mechanism is connected with the rotating disc.
9. The refiner feed mechanism of claim 8, wherein: the linkage mechanism comprises a first gear and a linkage shaft, the first gear is connected with the output end of the material conveying motor, the linkage shaft is rotatably connected with the material conveying fixing seat, one end of the linkage shaft is connected with the rotating disc, a second gear is arranged at the other end of the linkage shaft, and the second gear is meshed with the first gear.
10. The refiner feed mechanism of claim 9, wherein: the piston column is sleeved on the linkage shaft, an oil injection cavity is arranged in the material conveying fixing seat, the oil injection cavities are respectively distributed on the upper side and the lower side of the piston column, the oil injection cavity is used for injecting hydraulic oil, and the piston column is slidably connected with the side wall of the oil injection cavity;
The material transporting fixing seat is provided with a first fluted disc, the rotating disc is provided with a second fluted disc, the first fluted disc can be connected with the second fluted disc in a meshed manner, and the second fluted disc is used for limiting the position of the rotating disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410290454.0A CN118163033A (en) | 2024-03-14 | 2024-03-14 | Material conveying mechanism of fine grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410290454.0A CN118163033A (en) | 2024-03-14 | 2024-03-14 | Material conveying mechanism of fine grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118163033A true CN118163033A (en) | 2024-06-11 |
Family
ID=91349950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410290454.0A Pending CN118163033A (en) | 2024-03-14 | 2024-03-14 | Material conveying mechanism of fine grinding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118163033A (en) |
-
2024
- 2024-03-14 CN CN202410290454.0A patent/CN118163033A/en active Pending
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