CN102528578B - Automatic precise grinding machine for jaw of nail clippers - Google Patents
Automatic precise grinding machine for jaw of nail clippers Download PDFInfo
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- CN102528578B CN102528578B CN201210000410.7A CN201210000410A CN102528578B CN 102528578 B CN102528578 B CN 102528578B CN 201210000410 A CN201210000410 A CN 201210000410A CN 102528578 B CN102528578 B CN 102528578B
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Abstract
The invention discloses an automatic precise grinding machine for a jaw of a pair of nail chippers. The automatic precise grinding machine comprises a rack and a transmission mechanism arranged on the rack. The automatic precise grinding machine for the jaw of the nail clippers is characterized in that a working table A moving left and right relative to the rack is arranged at one side of a plane of the surface of the rack, a working table B moving front and aft relative to the rack is arranged at the other side of the plane of the surface of the rack, the working table A and the working table B are oppositely arranged; a mechanical arm for clamping the nail chippers is arranged on any one of the working table A and the working table B, and a grinding device is arranged on the other working table. The invention realizes automatic precise grinding to a knife edge of the jaw of the nail chippers, and has the advantages of greatly increasing production efficiency, being good in consistency of products, being high in product percent of pass, effectively reducing waste products, being beneficial to environmental protection, and reducing unit cost of the products.
Description
Technical field
The present invention relates to a kind of grinding cutter jaws equipment, especially relate to the special grinding plant equipment of a kind of nail nipper edge of a knife automatic precision grinding.
Background technology
During nail nipper are produced at present, the edge of a knife of nail nipper jaw as shown in Figure 1, the described edge of a knife is scissors edge as seen from the figure, edge of a knife grinding is all by the ground of manually polishing, in today of industrialization high development, be unsuitable for large-scale production, the plant equipment of the edge of a knife of research and development automatic grinding jaw seems particularly urgent, and there are a lot of problems in ground manually, as in ground process, gimmick wants balance just can produce qualified products, it is unified that general workman at least will have working experience more than half a year just can reach gimmick balance, but due to manual operations, the uncertainty of human factor is difficult to avoid, even skilled worker, also cannot accomplish that edge of a knife overall dimension is unified, cause the uniformity of product poor, produce substandard products or waste product more, cause the wasting of resources, be unfavorable for environmental protection production, and, rely on manual ground labour intensity large, production efficiency is low, and quality is uneven, is unfavorable for forming automation, large-scale production.
Summary of the invention
The object of the invention is to solve existing nail nipper jaw the edge of a knife grinding time the problems referred to above of existing, imitate manual operation gimmick by manipulator, according to artificial ground technique, the device structure scheme of the disposable keen edge that polish nail nipper jaw of a kind of energy providing pointedly, concrete technical scheme is as follows:
A kind of automatic precise grinding machine for jaw of nail clippers, it comprises frame, and be arranged on the transmission mechanism in frame, it is characterized in that: the workbench A that is provided with on one side relative frame and intermittently moves left and right (lengthwise movement) in frame surface plane, another side is provided with relative frame and moves forward and backward the workbench B of (laterally repeatedly motion), and workbench A and workbench B are oppositely arranged; The manipulator that is provided with clamping nail nipper on any workbench in workbench A and workbench B, is provided with grinding attachment on another workbench.In the time that nail nipper are clamped on manipulator, move in frame with workbench, simultaneously, grinding attachment moves with another workbench, workbench with nail nipper place is made object of reference, the workbench at the relative nail nipper of the workbench at grinding attachment place place is done motion all around, even if nail nipper jaw contacts with grinding attachment, to the grinding of nail nipper jaw.
As further illustrating of above-mentioned scheme, described manipulator is more than one, be evenly distributed in the circumference of a scratch diskette, this scratch diskette is arranged between fixed head parallel to each other, this fixed head is perpendicular to the base plate A of workbench A, and scratch diskette drives its intermittent rotary by the intermittent motion mechanism in transmission mechanism; Described grinding attachment comprises abrasive band and abrasive band connecting gear, and this abrasive band connecting gear is arranged on workbench B.Preferably, 12, described manipulator, scratch diskette is provided with 12 nail nipper and clamps station, and each station is 30 ° at a distance of angle.In the time that nail nipper are clamped on manipulator, with workbench A in frame longitudinally to workbench B(to the right) motion, nail nipper jaw is contacted with grinding attachment; Meanwhile, grinding attachment is made traverse motion (front-rear reciprocation movement) with workbench B, to the grinding of nail nipper jaw; After grinding completes, workbench A is longitudinally return (left) motion in frame, leaves workbench B, and scratch diskette rotates, the grinding of preparing next station.
As further illustrating again of above-mentioned scheme, described manipulator comprises a fixed chuck and active chuck, and fixed chuck and active chuck are oppositely arranged and form an opening mating with nail nipper, are provided with return spring B between fixed chuck and active chuck; Described fixed chuck is arranged on scratch diskette; Active chuck upper end is hinged on one end of a lever C, active chuck lower end is hinged on scratch diskette, lever C is arranged on scratch diskette by fulcrum C, the other end of lever C and cam B or fluid pressure drive device, pneumatic actuating device are connected, further, it is upper that cam B is arranged on workbench A, and cam B position maintains static.When the horizontal level relative with abrasive band when the manipulator in scratch diskette, the work profile of cam B is by connected lever C one end jack-up, lever C rotates around fulcrum C, active chuck moves to fixed chuck direction with lever C, by nail nipper Workpiece clamping, then move to workbench B with workbench A, position stability while making nail nipper compress abrasive band.
As the improvement of above-mentioned scheme, described active chuck inner side is provided with elastic adhesive tape, and described lever C is L shaped structure, and described fulcrum C is arranged on the bending place of lever C, and lever C and cam B link are provided with rolling bearing.Described elastic adhesive tape is preferably silica gel.Elastic adhesive tape is relatively soft, ensures that nail nipper are compacted can not damage, and the motion that rolling bearing can reduce lever C and cam is worn and torn.
As further illustrating again of above-mentioned scheme, described intermittent motion mechanism comprises coaxial cutaway disk and finger dish and the sheave coaxial with scratch diskette, this sheave is provided with several deep-slotted chip breakers and cotter way, deep-slotted chip breaker and cotter way are intervally installed on the circumference of each self-corresponding sheave, wherein deep-slotted chip breaker engages with cutaway disk coupling, cotter way engages with the finger A of finger dish, is driven by transmission mechanism.Preferably, the quantity of deep-slotted chip breaker is identical with the quantity of the station (manipulator) on scratch diskette with the quantity of cotter way, is 12.Further, the degree of depth of the depth ratio deep-slotted chip breaker of cotter way is dark.Sheave is done intermittent movement under cutaway disk and the effect of finger dish, and the intermittent time is the grinding cycle of a station.It is pointed out that entering after next station, due to the rotation of scratch diskette, complete the active chuck of manipulator after grinding and will unclamp blanking.
As the another kind of situation of intermittent motion mechanism, described intermittent motion mechanism comprises Dual-conjugate cam and the double-deck clutch plate coaxial with scratch diskette, every layer of clutch plate is provided with several jog dials, and first floor jog dial and sublevel jog dial are intervally installed on the circumference of each self-corresponding first floor clutch plate and sublevel clutch plate; The first floor cam of conjugate cam and the work profile of the sublevel cam angle that staggers mutually, the first floor cam engage with first floor jog dial coupling, sublevel cam mates and engages with sublevel jog dial, and conjugate cam is driven by transmission mechanism.Conjugate cam uniform rotation, in the time that the lift (work profile) of first floor cam and the cam of sublevel cam contacts with sublevel jog dial successively with each self-corresponding first floor jog dial respectively, drive scratch diskette to rotate an angle that station is corresponding, the switching of finishing the work, and in the time of cam low spot, first floor jog dial and sublevel jog dial only roll on conjugate cam arc surface, the relative conjugate cam transfixion of scratch diskette, thus realize the intermittent movement of scratch diskette.
As further illustrating again of above-mentioned scheme, on described workbench A, be also provided with and wear hook pin mechanism, Gai Chuan hook pin mechanism is arranged on a side of the fore-and-aft plane of scratch diskette, particularly, the described hook pin mechanism of wearing is made up of lever D and lever E and hook pin angular adjustment apparatus, described lever D is tobacco pipe shape, the tobacco pipe shape head of lever D is working end, this working end is perpendicular to scratch diskette fore-and-aft plane, the fulcrum D of lever D is arranged on workbench A near lever D work end, work end is provided with hook pin, the pin-and-hole level of the nail nipper of the manipulator clamping that hook pin is horizontal with scratch diskette right side is relative, the pin-and-hole level of the nail nipper of the manipulator clamping that hook pin is horizontal with scratch diskette right side is relative, between the tail end of lever D and workbench A, be provided with return spring C, the tail end of lever D is provided with the finger B with bearing, it is upper that lever E is arranged on workbench A by the fulcrum E on it, and lever E one end is provided with elongated slot, and the main body of finger B drops in this elongated slot, and the lever E other end and cam or fluid pressure drive device, pneumatic actuating device are connected, hook pin angular adjustment apparatus is arranged on lever E.When the nail nipper of manipulator clamping are during in grinding operating position, wearing hook pin mechanism moves to work B with workbench A, hook pin pierces into the pin-and-hole in corresponding nail nipper, the working end of lever D compresses the jaw of nail nipper, cam summit is by lever E jack-up simultaneously, lever E rotates around fulcrum E, lever E presses down lever D tail end, lever D rotates around fulcrum D, make the working end of lever D drive oblique the upwarping of hook pin head, hook pin is hooked in two clamp pieces of nail nipper together, and the clamp piece of the working end of the most close lever D is pressed down, the duty of simulation nail nipper, make the jaw of relative another sheet clamp piece of this jaw longer, interlocking pattern in the time trimming the nails, wait for that abrasive band is by collinear jaw plain grinding, be ground to tasty and refreshing.
Described abrasive band connecting gear forms belt gear by abrasive band and two abrasive belt wheels, abrasive belt wheel near workbench A is abrasive band active wheel, between two abrasive bands, be provided with abrasive band tensioning apparatus, this abrasive band tensioning apparatus comprises that is tightened up a wheel, this tighten up wheel be arranged on the head end of a lever B and with abrasive band in side contacts, the tail end of this lever B is provided with back-moving spring, and this back-moving spring makes to tighten up wheel by sand tensioning by lever B, and lever B arranges on workbench B by fulcrum B and back-moving spring.Between the tail end end of this lever B and workbench B, be provided with back-moving spring, this back-moving spring toward drop-down, makes lever B lower end lever B is rotated around fulcrum B, makes the wheel that tightens up of lever B head end upwards compress abrasive band, by abrasive band tensioning.This abrasive band tensioning device structure is simply effective, tightens up wheel under the effect of back-moving spring and lever B, all the time with abrasive band close contact, realizes the degree of tightness of automatically adjusting abrasive band.Abrasive band tensioning apparatus makes abrasive band keep tensioning state, prevents the loosening grinding quality that affects in abrasive band.
As the further improvement of abrasive band connecting gear, described abrasive band connecting gear is provided with abrasive band active wheel upper-lower position adjusting device, be specially, workbench B top in connecting gear place, abrasive band is provided with adjustment rotating disk, and rotating disk is connected with the working plate at active wheel place, abrasive band by link gear.Realize the position adjustments to the relative workbench B of working plate base plate B by rotating rotating disk, because abrasive band active wheel is arranged on this working plate, the position of abrasive band active wheel changes with the variation of this working plate position.
As further illustrating again of above-mentioned scheme, described workbench A bottom is provided with base plate A, is provided with the load-bearing bearing A and the spherical guide A that all longitudinally arrange between base plate A and frame surface; Top, frame outside is provided with a boss, on boss, be provided with the longitudinal thrust unit of plane, the left side (away from workbench B mono-side) of workbench A is withstood in this thrust unit end, and this thrust unit is connected with transmission mechanism, driven by transmission mechanism, between base plate A and frame, be provided with return spring A.After transmission mechanism driving thrust unit push work platform A moves right and puts in place, thrust unit loses the effect of drive unit, by return spring A, workbench A is retracted to original position left, forms longitudinally and moves back and forth.
As further illustrating of above-mentioned thrust unit, described thrust unit be fluid pressure drive device, pneumatic actuating device or be in be provided with the pushing mechanism of pushing block, described pushing block one side is provided with and pushes away post, the main body that pushes away post is absorbed in the guide groove of a thrust lever one end, the other end of thrust lever coordinates with the cam A of transmission mechanism, and thrust lever is connected in frame by fulcrum A.As the further improvement of thrust unit, the end of pushing block is provided with roller, to reduce the wearing and tearing of pushing block and workbench A; Described thrust unit outside is provided with thrust adjustment plate, and thrust adjustment plate is connected with pushing block afterbody by adjusting lever, rotation thrust adjustment plate, position that just can adjusting operating platform A.Thrust lever under the work profile effect of cam, promote pushing block by workbench A to the lengthwise movement of workbench B direction, in the time that the nail nipper jaw of level touches the abrasive band on the abrasive band active wheel on workbench B, thrust lever moves on the work profile of cam, workbench A stops travelling longitudinally, drive abrasive band to move by abrasive band active wheel, polish to nail nipper jaw in abrasive band, simultaneously, workbench B is doing laterally (front and back) reciprocating motion again, makes the grinding of jaw carry out ground fully and evenly.When thrust lever drops on cam circular arc, thrust lever loses the thrust to pushing block, under return spring A effect, workbench A lengthwise movement left, returns and obtains original position, simultaneously, scratch diskette A rotates, and is switched to next station, completes a longitudinal intermittent movement work period.
As further illustrating again of above-mentioned scheme, described workbench B bottom is provided with base plate B, between base plate B and frame surface, be provided with load-bearing bearing B and the precise ball guide rail B of planar reciprocating driving mechanism and equal horizontally set, load-bearing bearing B and precise ball guide rail B are fixed in frame, precise ball guide rail B is cylindrical, base plate B by ball sleeve on precise ball guide rail B; Planar reciprocating driving mechanism is the Plane Curved motion of handle mechanism being arranged in frame, Plane Curved motion of handle mechanism upper end is connected with the bottom surface track of base plate B, drive workbench B to make flat transverse and move back and forth, Plane Curved motion of handle mechanism lower end is connected with transmission mechanism; Or planar reciprocating driving mechanism is that fluid pressure drive device or pneumatic actuating device coordinate the drive unit forming with electrical control gear, drives workbench B to make flat transverse and move back and forth.Preferably, described Plane Curved motion of handle mechanism is made up of crank wheel disk, cylindrical rocking bar and the straight guide groove that is arranged on base plate B bottom surface, crank wheel disk surface is parallel with the bottom surface of base plate B, rocking bar is arranged on the inside circumference of crank wheel disk upper surface, rocking bar top cover has bearing, rocker sleeve has bearing portions to be arranged on matchingly in straight guide groove, and crank wheel disk is connected with transmission mechanism by rotating shaft disposed thereon.When crank wheel disk rotates, rocking bar moves in straight guide groove, and because guide groove is straight, base plate B is subject to the restriction of the precise ball guide rail B of horizontally set, can only do flat transverse motion, and crank wheel disk turns around, and workbench B just makes the planar reciprocating of one-period.
Produce with respect to manual polishing, the beneficial effect that the present invention adopts technique scheme to reach is:
Can automatically carry out accurate grinding to the edge of a knife of nail nipper jaw, be conducive to realize automation, large-scale production; Production efficiency is high, good product consistency, and quality is secure; Product percent of pass is high, has effectively reduced the generation of waste product, is conducive to environmental protection, has reduced unit cost.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention and useful technique effect thereof are further elaborated, wherein:
Fig. 1 is a kind of stereogram of nail nipper;
Fig. 2 is the structural representation of one embodiment of the present invention;
Fig. 3 is the structural representation of the workbench A of the embodiment shown in Fig. 2;
Fig. 4 is the structural representation of the manipulator of one embodiment of the present invention;
Fig. 5 is the structural representation of the scratch diskette of one embodiment of the present invention;
Fig. 6 is the structural representation of the intermittent motion mechanism of one embodiment of the present invention;
Fig. 7 is the structural representation of the another kind of intermittent motion mechanism of embodiment of the present invention;
Fig. 8 is the hook pin of the wearing hook pin mechanism schematic diagram while piercing in the pin-and-hole of nail nipper;
Fig. 9 is the schematic diagram of the agent structure of the hook pin of wearing hook pin mechanism of one embodiment of the present invention;
Figure 10 is the structural representation of the workbench B of one embodiment of the present invention;
Figure 11 is the schematic diagram in the time that mill refers to that nail nipper are relative with abrasive belt wheel working end level in manipulator;
Figure 12 is the load-bearing bearing B of one embodiment of the present invention and the schematic diagram of precise ball guide rail B;
Figure 13 is the structural representation of the Plane Curved motion of handle mechanism of one embodiment of the present invention.
Description of reference numerals:
1, workbench A2, workbench B3, frame 4, transmission mechanism 5, nail nipper 6, wear hook pin mechanism 7, motor B8, motor A9, gearbox 10, manipulator 11, scratch diskette 12, base plate A13, pushing mechanism 14, return spring A15, fixed head 16, load-bearing bearing 17, spherical guide A100, fixed chuck 101, active chuck 102, silica gel 103, lever C104, rolling bearing 105, fulcrum C106, return spring B110, locating hole 130, pushing block 131, push away post 132, adjustment plate 133, guide groove 134, thrust lever A135, fulcrum A136, roller B137, roller A20, abrasive belt wheel A21, abrasive band 22, base plate B23, crank wheel disk 24, rocking bar 25, abrasive band tensioning apparatus 26, abrasive belt wheel B27, precise ball guide rail B28, rotating disk 29, straight guide groove 250, tighten up wheel 251, fulcrum B252, back-moving spring 253, lever B40, power transmission shaft 41, bevel gear A42, gear A 43, gear C 44, rotating shaft 45, finger dish 45 ', conjugate cam 46, practice wheel A460, chain 47, sheave 47 ', clutch plate 48, cam A49, bevel gear B450, cutaway disk 451, finger A461, practice wheel B470, cotter way 471, deep-slotted chip breaker 450 ', first floor cam 451 ', sublevel cam 470 ', first floor jog dial 471 ', sublevel jog dial 50, jaw 51, pin-and-hole 53, cam B60, hook pin 61, fulcrum D62, lever D63, return spring C64, finger B65, elongated slot 66, fulcrum E67, lever E68, hook pin angular adjustment apparatus
Detailed description of the invention
As shown in Fig. 2～Figure 13, there is shown nail nipper 5 jaw automatic precision socket grinder preferred embodiments, in order to compose a piece of writing conveniently, below each parts explanation all taking shown position as reference position, as seen from the figure:
Embodiment 1
Referring to Fig. 2, Fig. 3, automatic precise grinding machine for jaw of nail clippers, it comprises frame 3, and be arranged on the transmission mechanism 4 in frame 3, be provided with some load-bearing bearing 16A and spherical guide A17 that all longitudinally (from left to right) arranges in the left part of frame 3 upper surface planes, spherical guide A17 is in the inner side of load-bearing bearing 16; Workbench A1 bottom is provided with base plate A12, and by this base plate A12 be arranged on load-bearing bearing 16A and spherical guide A17 above, make workbench A1 only limit to vertically move.In the present embodiment, frame 3 outsides (left side in figure) top is provided with a boss, is provided with the longitudinal thrust unit of plane on boss.Wherein a kind of thrust unit is pushing mechanism as shown in the figure, in this pushing mechanism 13, be provided with pushing block 130, pushing block 130 ends are provided with roller A137 and withstand workbench A1 left side, pushing block 130 1 sides are provided with and push away post 131, the main body that pushes away post 131 is absorbed in the guide groove 133 of a thrust lever A134 one end, the other end of thrust lever coordinates with the cam A48 of transmission mechanism 4 by roller B136, and thrust lever is connected in frame 3 by fulcrum A135; Described thrust unit 13 outsides are provided with thrust adjustment plate 132, and thrust adjustment plate 132 is connected with pushing block 130 afterbodys by adjusting lever.Or can adopt hydraulic way, pneumatic mode to coordinate the drive unit of doing plane lengthwise movement as workbench A1 with electrical control gear.Between base plate A12 right side and frame 3 left sides, be provided with return spring A14, provide active force for workbench A1 resets to the left.The object of this measure is, makes workbench A1 can in frame 3, do longitudinally (left and right directions) intermittent movement back and forth.
On workbench A1, one in front and one in back arrange two perpendicular to base plate A12's and fixed head 15 parallel to each other, on this fixed head 15, be provided with axle, scratch diskette 11 is arranged between fixed head 15 by this axle, drives it to do intermittent rotary by intermittent motion mechanism.Referring to Fig. 6, described intermittent motion mechanism comprises coaxial cutaway disk 450 and finger dish 45, and the sheave 47 coaxial with scratch diskette 11, this sheave 47 is provided with 12 each and every one deep-slotted chip breaker 471 and cotter ways 470, deep-slotted chip breaker 471 and cotter way 470 are intervally installed on the circumference of each self-corresponding sheave 47, the degree of depth of the depth ratio deep-slotted chip breaker 471 of cotter way 470 is dark, wherein deep-slotted chip breaker 471 engages with cutaway disk 450 couplings, cotter way 470 engages with the finger A451 of finger dish 45, driven by transmission mechanism, sheave 47 is done intermittent movement under cutaway disk 450 and 45 effects of finger dish, referring to Fig. 5, scratch diskette 11 is provided with 110 and 12 manipulators 10 of 12 locating holes that are evenly distributed in scratch diskette 11 circumference, referring to Fig. 4, each manipulator 10 comprises that a fixed chuck 100 and inner side are provided with the active chuck of silica gel 102, fixed chuck 100 and active chuck are oppositely arranged and form an opening mating with nail nipper 5, are provided with return spring B106 between fixed chuck 100 and active chuck, described fixed chuck 100 is fixedly installed on scratch diskette 11, active chuck upper end is hinged on one end of a L shaped lever C103, active chuck lower end is hinged on scratch diskette 11, the fulcrum C105 of the bending place of lever C103 by being arranged on lever C103 is arranged on scratch diskette 11, the other end of lever C103 has rolling bearing 104, in the time that manipulator 10 forwards scratch diskette right side to, bearing contacts with cam B53, promotes lever C103 by Workpiece clamping, cam B53 is that work profile is arcuate structure, is arranged on workbench A1 upper, contacts with the rolling bearing 104 of the manipulator 10 on scratch diskette 11 right sides, and its position maintains static.The object of this measure is, carrys out clamping work pieces by manipulator 10, realizes the intermittent rotary of scratch diskette 11 by sheave 47, realizes the blanking after Switch of working position and workpiece grinding complete.
Referring to Fig. 8 and Fig. 9, on described workbench A1, be also provided with and wear hook pin mechanism 6, Gai Chuan hook pin mechanism 6 is corresponding with the position of position and scratch diskette 11.Particularly, the described hook pin mechanism 6 of wearing is made up of lever D62 and lever E67 and hook pin angular adjustment apparatus 68, described lever D62 is tobacco pipe shape, the tobacco pipe shape head of lever D62 is working end, this working end is perpendicular to scratch diskette 11 fore-and-aft planes, the fulcrum D61 of lever D62 is arranged on workbench A1 near lever D62 work end, work end is provided with hook pin 60, in hook pin 60 and scratch diskette 11, right side is horizontal, nail nipper 5 pin-and-hole 51 horizontal alignments that manipulator 10 clamps, between the tail end of lever D62 and workbench A1, be provided with return spring C63, the tail end of lever D62 is provided with the finger B64 with bearing, it is upper that lever E67 is arranged on workbench A1 by the fulcrum E66 on it, and lever E67 one end is provided with elongated slot 65, and the main body of finger B64 drops in this elongated slot 65, hook pin angular adjustment apparatus 68 is arranged on lever E67, activation lever E67 mode, can be connected at the lever E67 other end and cam, or can adopt hydraulic way, pneumatic mode and electrical control gear mating reaction at the lever E67 other end drive unit as lever E67.The object of this measure is, simulates the duty of nail nipper 5 by wearing hook pin mechanism 6, and the edge of a knife of the nail nipper jaw 50 that makes to grind is collinear.
Referring to Figure 10 and Figure 12, be arranged with some load-bearing bearing 16B and some precise ball guide rail B27 that all laterally (from front to back) arranges in the right side of frame 3 upper surface planes, precise ball guide rail B27 and spherical guide A17 have formed mutually perpendicular state in the plane of frame 3 upper surface, and precise ball guide rail B27 is in the inner side of load-bearing bearing 16B; Workbench B2 bottom is provided with base plate B22, and by this base plate B22 be arranged on load-bearing bearing 16A and spherical guide A17 above, make workbench B2 only limit to transverse shifting, and lengthwise position can not be offset, and workbench B2 is relative with workbench A1 two.Workbench B2 is also provided with the drive unit that drives workbench B2 to make traverse motion, wherein a kind of drive unit is referring to Figure 10 and Figure 13, between precise ball guide rail, being also provided with Plane Curved motion of handle mechanism drives workbench B2 to do flat transverse (fore-and-aft direction) reciprocating motion, this Plane Curved motion of handle mechanism is by crank wheel disk 23, cylindrical rocking bar 24 forms with the straight guide groove 29 that is arranged on base plate B22 bottom surface, crank wheel disk 23 surfaces are parallel with the bottom surface of base plate B22, rocking bar 24 is arranged on the inside circumference of crank wheel disk 23 upper surfaces, rocking bar 24 top covers have bearing, rocking bar 24 covers have bearing portions to be arranged on matchingly in straight guide groove 29, crank wheel disk 23 is connected with transmission mechanism 4 by rotating shaft disposed thereon 44.Or can adopt hydraulic way, pneumatic mode to coordinate with electrical control gear as workbench B2 and make the reciprocating drive unit of flat transverse.The object of this measure is, makes workbench B2 can in frame 3, make flat transverse and moves back and forth.
Referring to Figure 10, described workbench B2 is provided with the grinding attachment of abrasive band 21 and abrasive band connecting gear, particularly, workbench B2 left side is provided with the working plate vertical with base plate B22, this working plate outside is provided with abrasive belt wheel A20, correspondingly, workbench B2 right side is also provided with abrasive belt wheel B26, abrasive belt wheel A20 and abrasive belt wheel B26 form belt pulley and are connected by being made into the abrasive band 21 of belt shape, abrasive belt wheel A20 left side is working end foremost, and the nail nipper 5 that the manipulator 10 on working end and hithermost scratch diskette 11 clamps clamp same level position; Abrasive belt wheel B26 is connected with motor B7 by the vee-pulley coaxial with it, and driven by motor B7.Between abrasive belt wheel A20 and abrasive belt wheel B26, be provided with abrasive band tensioning apparatus 25.This abrasive band tensioning apparatus 25 comprises that is tightened up a wheel 250, this tightens up wheel 250 and is arranged on head end one side of a lever B253 the interior side contacts with abrasive band, upper strata 21, lever B253 arranges on workbench B2 by fulcrum B251, between the tail end of this lever B253 and workbench B2, be provided with back-moving spring 252, this back-moving spring 252 by lever B253 tail end toward drop-down, make lever B253 rotate around fulcrum B251, make the wheel 250 that tightens up of lever B253 upper end upwards compress abrasive band 21, by abrasive band 21 tensionings.Described abrasive band connecting gear is provided with abrasive band 21 active wheel upper-lower position adjusting devices, is specially, and workbench B2 top in connecting gear place, abrasive band is provided with adjusts rotating disk 28, and rotating disk 28 is connected with the working plate at 21 active wheel places, abrasive band by link gear.Realize the position adjustments to the relative workbench B2 of working plate base plate B22 by rotating rotating disk 28, because abrasive band 21 active wheels are arranged on this working plate, the position of abrasive band 21 active wheels changes with the variation of this working plate position.The object of this measure is, makes abrasive band 21 energy self-feedings, and nail nipper jaw 50 is carried out to the polishing of vertical direction, can in frame 3, do transverse reciprocating motion simultaneously laterally polish with workbench B2.
Referring to Fig. 1, Fig. 3, Figure 10, the main part of transmission mechanism 4 is arranged on the intermediate layer of frame 3, described transmission mechanism 4 comprises motor A8, after the driving shaft of motor A8 is connected with gearbox 9, drive power transmission shaft 40, power transmission shaft 40 left ends pass through bevel gear and are connected with the gear of its pairing, this gear is coaxial with the gear A 42 in a pair of gear, the gear B of gear is arranged on to frame 3 upper stratas, aforesaid cam A48 is coaxial with gear B, coaxially also have the wheel of white silk A46 with gear B, practice wheel A46 and be connected by the chain 460 wheel B461 that practices coaxial with aforesaid finger dish 45; The right-hand member of power transmission shaft 40 is also provided with bevel gear B49, and this bevel gear B49 rotating shaft 44 lower end bevel gear C43s connected with being arranged on aforementioned crank wheel disk 23 engage.
Explanation as a supplement, it is mainly to carry out Switch of working position in order to facilitate scratch diskette 11 to rotate that workbench A1 does longitudinal intermittent movement, its lengthwise movement amplitude is very little, within the scope of chain 460 degrees of tightness, can not affect transmission effect.
In addition, while adopting hydraulic way, pneumatic mode to coordinate as control device with electrical control gear, automatic precise grinding machine for jaw of nail clippers is also provided with the electrical equipments such as travel switch.
Embodiment 2
The difference of the present embodiment and embodiment 1 is to drive scratch diskette to do the intermittent motion mechanism of intermittent rotary, and other parts are identical with embodiment 1.
Referring to Fig. 7, as the another kind of situation of intermittent motion mechanism, described intermittent motion mechanism comprises Dual-conjugate cam 45 ' and the double-deck clutch plate 47 ' coaxial with scratch diskette 11, every layer of clutch plate 47 ' is provided with several jog dials, and first floor jog dial 470 ' and sublevel jog dial 471 ' are intervally installed on the circumference of each self-corresponding first floor clutch plate and sublevel clutch plate; The first floor cam 450 ' of conjugate cam 45 ' and the work profile of the sublevel cam 451 ' angle that staggers mutually, and first floor cam 450 ' and sublevel cam 451 ' work profile are preferably and account for 1/4 circumference, making the every rotation of scratch diskette 11 angle is once 30 °, first floor cam 450 ' engages with first floor jog dial 470 ' coupling, sublevel cam 451 ' engages with sublevel jog dial 471 ' coupling, conjugate cam 45 ' is driven by transmission mechanism, particularly, cam 45 ' is coaxial with white silk wheel B461.
Above-described is only the preferred embodiment of the present invention, it should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, and these all belong to protection scope of the present invention.
Claims (1)
1. an automatic precise grinding machine for jaw of nail clippers, it comprises frame, and be arranged on the transmission mechanism in frame, in frame surface plane, be provided with the workbench A that relative frame intermittently moves left and right on one side, another side is provided with the workbench B that relative frame moves forward and backward, and workbench A and workbench B are oppositely arranged, the manipulator that is provided with clamping nail nipper on any workbench in workbench A and workbench B, is provided with grinding attachment on another workbench, described manipulator is in a circumference that is evenly distributed on above a scratch diskette, this scratch diskette is arranged between fixed head parallel to each other, this fixed head is perpendicular to the base plate A of workbench A, and scratch diskette drives its intermittent rotary by the intermittent motion mechanism in transmission mechanism, described grinding attachment comprises abrasive band and abrasive band connecting gear, and this abrasive band connecting gear is arranged on workbench B, it is characterized in that: on described workbench A, be also provided with and wear hook pin mechanism, Gai Chuan hook pin mechanism is arranged on a side of the fore-and-aft plane of scratch diskette, the described hook pin mechanism of wearing is made up of lever D and lever E and hook pin angular adjustment apparatus, described lever D is tobacco pipe shape, the tobacco pipe shape head of lever D is working end, this working end is perpendicular to scratch diskette fore-and-aft plane, the fulcrum D of lever D is arranged on workbench A near lever D work end, work end is provided with hook pin, the pin-and-hole level of the nail nipper of the manipulator clamping that hook pin is horizontal with scratch diskette right side is relative, between the tail end of lever D and workbench A, be provided with return spring C, the tail end of lever D is provided with the finger B with bearing, it is upper that lever E is arranged on workbench A by the fulcrum E on it, and lever E one end is provided with elongated slot, and the main body of finger B drops in this elongated slot, and the lever E other end and cam or fluid pressure drive device, pneumatic actuating device are connected, hook pin angular adjustment apparatus is arranged on lever E, described manipulator comprises a fixed chuck and active chuck, and fixed chuck and active chuck are oppositely arranged and form an opening mating with nail nipper, are provided with return spring B between fixed chuck and active chuck, described fixed chuck is arranged on scratch diskette, active chuck upper end is hinged on one end of a lever C, active chuck lower end is hinged on scratch diskette, active chuck lower end is hinged on scratch diskette, lever C is arranged on scratch diskette by fulcrum C, and the other end of lever C and cam B or fluid pressure drive device, pneumatic actuating device are connected.
2. automatic precise grinding machine for jaw of nail clippers according to claim 1, it is characterized in that: described active chuck inner side is provided with elastic adhesive tape, described lever C is L shape structure, described fulcrum C is arranged on the bending place of lever C, and lever C and cam B link are provided with rolling bearing.
3. according to the automatic precise grinding machine for jaw of nail clippers described in claim 1, it is characterized in that: described intermittent motion mechanism comprises Dual-conjugate cam and the double-deck clutch plate coaxial with scratch diskette, every layer of clutch plate is provided with several jog dials, and first floor jog dial and sublevel jog dial are intervally installed on the circumference of each self-corresponding first floor clutch plate and sublevel clutch plate; The first floor cam of conjugate cam and the work profile of the sublevel cam angle that staggers mutually, the first floor cam engage with first floor jog dial coupling, sublevel cam mates and engages with sublevel jog dial.
4. according to the automatic precise grinding machine for jaw of nail clippers described in claim 1, it is characterized in that: described abrasive band connecting gear forms belt gear by abrasive band and two abrasive belt wheels, abrasive belt wheel near workbench A is abrasive band active wheel, between two abrasive bands, be provided with abrasive band tensioning apparatus, this abrasive band tensioning apparatus comprises that is tightened up a wheel, this tighten up wheel be arranged on the head end of a lever B and with abrasive band in side contacts, the tail end of this lever B is provided with back-moving spring, and lever B arranges on workbench B by fulcrum B and back-moving spring.
5. according to the automatic precise grinding machine for jaw of nail clippers described in claim 1, it is characterized in that: described workbench A bottom is provided with base plate A, is provided with the load-bearing bearing A and the spherical guide A that all longitudinally arrange between base plate A and frame surface; Frame outside top is provided with a boss, is provided with the longitudinal thrust unit of plane on boss, this thrust unit end withstand workbench A away from workbench B mono-side, this thrust unit is connected with transmission mechanism, is provided with return spring A between base plate A and frame.
6. according to the automatic precise grinding machine for jaw of nail clippers described in claim 5, it is characterized in that: described thrust unit be fluid pressure drive device, pneumatic actuating device or be in be provided with the pushing mechanism of pushing block, described pushing block one side is provided with and pushes away post, the main body that pushes away post is absorbed in the guide groove of a thrust lever one end, the other end of thrust lever coordinates with the cam A of transmission mechanism, and thrust lever is connected in frame by fulcrum A.
7. according to the automatic precise grinding machine for jaw of nail clippers described in claim 1, it is characterized in that: described workbench B bottom is provided with base plate B, between base plate B and frame surface, be provided with load-bearing bearing B and the precise ball guide rail B of planar reciprocating driving mechanism and equal horizontally set, load-bearing bearing B and precise ball guide rail B are fixed in frame, precise ball guide rail B is cylindrical, base plate B by ball sleeve on precise ball guide rail B; Planar reciprocating driving mechanism is the Plane Curved motion of handle mechanism being arranged in frame, Plane Curved motion of handle mechanism upper end is connected with the bottom surface track of base plate B, drive workbench B to make flat transverse and move back and forth, Plane Curved motion of handle mechanism lower end is connected with transmission mechanism; Or planar reciprocating driving mechanism is that fluid pressure drive device or pneumatic actuating device coordinate the drive unit forming with electrical control gear, drives workbench B to make flat transverse and move back and forth.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210000410.7A CN102528578B (en) | 2012-01-04 | 2012-01-04 | Automatic precise grinding machine for jaw of nail clippers |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210000410.7A CN102528578B (en) | 2012-01-04 | 2012-01-04 | Automatic precise grinding machine for jaw of nail clippers |
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| CN102528578A CN102528578A (en) | 2012-07-04 |
| CN102528578B true CN102528578B (en) | 2014-08-27 |
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| CN106002506B (en) * | 2016-07-12 | 2018-12-11 | 广东金达五金制品有限公司 | Nail clipper ground processing device |
| CN106475337A (en) * | 2016-12-14 | 2017-03-08 | 佛山科学技术学院 | A kind of sheave driving lever batch (-type) friction speed synchronous interaction stainless steel band cleaning mechanism |
| CN107649982A (en) * | 2017-10-24 | 2018-02-02 | 天津畅乐电子科技股份有限公司 | Grinding burr device and method for brake system of car oil Pump rotor |
| CN110303391A (en) * | 2019-06-26 | 2019-10-08 | 无锡飞万刀具有限公司 | Round mouth knife puts the first edge on a knife or a pair of scissors lathe |
| CN113231894B (en) * | 2021-05-12 | 2022-10-14 | 萧县步强新型建材科技有限公司 | Automatic production method of nail clippers |
| CN113086521B (en) * | 2021-05-12 | 2022-10-14 | 萧县步强新型建材科技有限公司 | Nail clippers conveying device and method and automatic production equipment |
| CN114714389B (en) * | 2022-03-30 | 2023-03-21 | 无锡斯帝尔科技有限公司 | Two-finger translational manipulator driven by positive and negative rotation cam or conjugate cam |
| CN114932476B (en) * | 2022-06-10 | 2023-08-04 | 南通海洲紧固件制造有限公司 | Surface grinding device for bolt machining |
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| CN102528578A (en) | 2012-07-04 |
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Effective date of registration: 20170330 Address after: A 528100 area in Guangdong city of Foshan Province Sanshui District southwest Street Jin Ben Zhou Bian village two lane five No. 4 first floor Patentee after: Foshan Xin Jin Dragon Machinery Technology Co., Ltd. Address before: 528100 Foshan, Sanshui District, Guangdong, southwest Street, Wenfeng Road, Lane 2, No. 504, thirteen Patentee before: Chen Wenlong |
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Effective date of registration: 20190202 Address after: 528100 Workshop 2, No. 4, Jinxiang Road, Southwest Street, Sanshui District, Foshan City, Guangdong Province (Residence Declaration) Patentee after: Foshan Yuanyang Hardware Products Co., Ltd. Address before: 528100 First Floor, No. 4, Second Lane, Five Villages, One District, Southwest Street, Sanshui District, Foshan City, Guangdong Province Patentee before: Foshan Xin Jin Dragon Machinery Technology Co., Ltd. |