A kind of disc type milling clamping apparatus
Technical field:
The present invention relates to the process equipment of fin, particularly, relate to the clamping apparatus of milling fin, tool particularly relates to a kind of disc type milling clamping apparatus.
Background technology:
Fin is a kind of to the device of the easy heat-generating electronic elements heat radiation in electrical equipment, many by aluminium alloy, brass or bronze make tabular, sheet, splintery etc., as cpu central processing unit in computer will use sizable fin, power supply pipe in television set, line pipe, the power tube in amplifirer all will use fin.
Figure 1 shows that the one of fin 90, its diagonal two ends are bonding pad 91, offer connecting hole (not shown) in this bonding pad 91, for fin 90 is arranged on corresponding heat-generating electronic elements.
In prior art; in Fig. 1, the processing of the bonding pad 91 of fin 90 adopts the mode of NC milling usually; before milling; operating personnel need by NC milling equipment downtime; then by fin clamping to be processed on fixture; afterwards, start NC milling equipment to process fin to be processed.After the fin process finishing of clamping on fixture, operating personnel again need shut down and taken away by the fin on fixture, then by fin clamping to be processed for next group on fixture, for NC milling equipment.So repeatedly, not only tired operating personnel, and also the efficiency of processing is not high.
Summary of the invention:
Technical problem solved by the invention: the bonding pad of fin shown in the mode manuscript 1 of employing NC milling, operating personnel need repeat following steps: the fin that clamping is to be processed---starts NC milling and---shuts down---unloading the fin processed from fixture---fin that clamping is to be processed; So, not only tired operating personnel, and also the efficiency of processing is not high.
The invention provides a kind of disc type milling clamping apparatus, comprising:
---equipment rack;
---base, described base is fixed on equipment rack;
---rotating disk, described rotating disk is horizontally disposed with, and rotating disk is articulated on base by rotating shaft; The circumferential side wall of described rotating disk is offered at least two locating notches;
---clamp mechanism, for clamping fin; Described clamp mechanism is arranged on disk upper surface, and the quantity of clamp mechanism is at least two;
---support plate, described support plate is vertically fixed on equipment rack, and support plate is positioned at the side of rotating disk;
---latching device, described latching device comprises snap close piece, retractor device; Described support plate offers telescopic hole, and telescopic hole is just to the circumferential side wall of rotating disk, and described snap close piece slides and is plugged in telescopic hole; Described retractor device is arranged on support plate, and retractor device acts on snap close piece, and snap close piece is moved to the circumferential side wall direction of rotating disk; Under the effect of retractor device, the front end of described snap close piece can snap in the locating notch of rotating disk;
---linkage, described linkage comprises power intake and clutch end, and clutch end is connected with snap close piece, moves to the direction away from disk peripheral sidewall for ordering about snap close piece;
---gear driven mechanism, described gear driven mechanism comprises driven gear, and this driven gear is installed on the rotary shaft, and gear driven mechanism is ordered about rotating shaft and rotated by driving driven gear.
By technique scheme, the operation principle of disc type milling clamping apparatus of the present invention is as follows:
The first, operating personnel by fin clamping to be processed on clamp mechanism;
The second, operating personnel drive driven gear to rotate by action gear driving mechanism, and then drive rotating shaft and turntable rotation; Under the effect of retractor device, the front end of snap close piece is against on the circumferential side wall of rotating disk;
3rd, the rotating disk of rotation makes clamp mechanism move to the milling station of NC milling equipment, meanwhile, snap close piece is under the effect of retractor device, its front end snaps in a locating notch of rotating disk, and rotating disk is located, and NC milling equipment carries out Milling Process to fin; Now, operating personnel can by fin clamping to be processed on other clamp mechanisms;
4th, after being positioned at that fin on milling station is processed and completing, operating personnel's action link rod mechanism, namely inputs a power at power intake, and the front end of snap close piece is extracted by the clutch end of linkage from locating notch; Operating personnel continue to order about rotating disk by gear driven mechanism and rotate along former direction; Operating personnel interrupt providing power to linkage, and snap close piece is against on the circumferential side wall of rotating disk under the effect of retractor device; When next clamp mechanism moves to the milling station of NC milling equipment, snap close piece is under the effect of retractor device, and its front end snaps in a locating notch of rotating disk, and rotating disk is located, and NC milling equipment carries out Milling Process to fin; Now, operating personnel can by fin clamping to be processed on other clamp mechanisms, or, take off from the clamp mechanism leaving milling station the fin machined;
5th, afterwards, repeat above-mentioned 4th step.
Known by above-mentioned operation principle, disc type milling clamping apparatus of the present invention under the non-stop-machine state of milling equipment, continuously can provide fin to be processed to milling station; Add man-hour at milling device to the fin on milling station, operating personnel can by other fin clampings to be processed on clamp mechanism, or, the fin machined is taken off from the clamp mechanism leaving milling station.Above-mentioned whole process, only needing operating personnel to be positioned at rotating disk side can complete.Therefore, the present invention not only makes fin working (machining) efficiency greatly improve, and the working strength of operating personnel is also alleviated.
Illustrate the one of retractor device in latching device as the present invention, described retractor device comprises retracting cylinder, expansion link, coil tension spring; One end of described retracting cylinder is fixed on support plate, and the other end of retracting cylinder offers a through hole, and the internal diameter of retracting cylinder is greater than the external diameter of expansion link, and expansion link is plugged in retracting cylinder by above-mentioned through hole; The end being plugged in the expansion link in retracting cylinder is provided with radial flange, and this radial flange can slide in retracting cylinder, and described coil tension spring to be set on expansion link and in retracting cylinder and between the one end being provided with through hole at above-mentioned radial flange and retracting cylinder; One end that described expansion link is not plugged in retracting cylinder is fixedly connected with snap close piece.
As described above, coil tension spring acts on the radial flange of expansion link, the stretching, extension elastic force of coil tension spring makes expansion link put in retracting cylinder, expansion link drives snap close piece to move to the circumferential side wall direction of rotating disk, until the front end of snap close piece be against rotating disk circumferential side wall on or snap in the locating notch of rotating disk.Based on above-mentioned explanation, improve as to the one of latching device, the quantity of described retractor device is two, and two retractor devices divide the both sides being listed in snap close piece.
Illustrate the one of snap close piece in latching device as the present invention, described snap close piece comprises the body of rod, tapered end; Described tapered end comprises the lock dog of hollow, the roller be articulated in lock dog, and lock dog is given prominence at this roller edge, gives prominence to the circumferential side wall of roller edge near rotating disk of lock dog; Described tapered end is fixed on the front end of the body of rod, and the body of rod slides and is plugged in the telescopic hole of support plate, and the body of rod is provided with the spacing ring of restriction body of rod slip amplitude, and the tail end of the body of rod is fixedly connected with the clutch end of linkage.Wherein, the tail end of the body of rod is fixedly connected with one end that expansion link is not plugged in retracting cylinder.As described above, when on the circumferential side wall that the front end of snap close piece is against the rotating disk in rotation, the roller of outstanding lock dog rotates on disk peripheral sidewall, so, can reduce the friction between snap close piece front end and disk peripheral sidewall.
Based on the above-mentioned explanation to snap close piece, described lock dog is trapezoidal bulk; Locating notch on rotating disk is strip, the length direction of locating notch be vertically to, the cross section of locating notch is trapezoidal.When lock dog snaps in locating notch, when namely rotating disk is located, the lock dog in trapezoidal bulk can avoid rotating disk generation forward and reverse rotation by a small margin.
As the one explanation of linkage of the present invention, described linkage comprises pedal, the first connecting rod hinged with pedal, the second connecting rod be flexibly connected with the first connecting rod other end, the power output rod that is flexibly connected with the second connecting rod other end, and the other end of power output rod is fixedly connected with snap close piece; Described pedal is bending-like, and the bending part of pedal is articulated on a supporting seat, and this supporting seat is fixed on equipment rack; Chute is all offered in the two ends of described second connecting rod, and one end of first connecting rod is provided with the slide block coordinated with above-mentioned chute, and second connecting rod is flexibly connected with first connecting rod with the cooperation of slide block by chute; One end of power output rod is provided with the slide block coordinated with the chute of the second connecting rod other end, and second connecting rod is flexibly connected with power output rod with the cooperation of slide block by chute; The middle part of described second connecting rod is articulated on a supporting seat, and this supporting seat is fixed on equipment rack.
As described above, operating personnel's foot-treadle, pedal in bending-like rotates a certain angle, pull first connecting rod, first connecting rod orders about second connecting rod and rotates a certain angle around the articulated section of itself and supporting seat, the other end of second connecting rod pulls power output rod, and power output rod moves to the direction away from disk peripheral sidewall, and snap close piece can be pulled out locating notch by power output rod.Pin is removed from pedal by operating personnel, and under the effect of retractor device, the front end of described snap close piece is moved to disk peripheral sidewall direction, is against on the circumferential side wall of rotating disk.Preferred as one of the present invention, described pedal is positioned at the below of base, and pedal and latching device lay respectively at the both sides of turntable rotation axle, is positioned at rotating disk side control link mechanism with handled easily personnel.
Illustrate the one of gear driven mechanism as the present invention, described gear driven mechanism, except comprising driven gear, also comprises driven wheel, idler gear; Described driven wheel and idler gear are articulated on base respectively by axle, and described driven wheel, idler gear are all positioned at the below of rotating disk; Driven wheel engages with idler gear, and idler gear engages with driven gear; Driven wheel is provided with rotary handle, and rotary handle and latching device lay respectively at the both sides of turntable rotation axle.As described above, namely operating personnel's action rotary handle drives rotating disk by gear driven mechanism, for convenience of the side steerage gear driving mechanism of operating personnel at rotating disk, rotary handle and latching device lay respectively at the both sides of turntable rotation axle, that is, rotary handle and pedal are positioned at the same side of rotating shaft.
Separately it should be noted that, it is stable and accurate that the present invention adopts gear driven mechanism not only to drive, and gear driven mechanism also can position rotating disk by auxiliary lock fastener, and particularly, gear driven mechanism can be eliminated between snap close piece and locating notch and rotate by a small margin.
Illustrate the one of clamp mechanism as the present invention, described clamp mechanism comprises fixture mount, clamp base, clamp fixing plate, fixture movable pressing board, fixture, back-up block; Described clamp base is fixedly mounted in fixture mount, described clamp fixing plate is fixedly mounted in clamp base, described fixture is square circulus, described fixture is embedded in clamp fixing plate, described back-up block is square bulk, and back-up block is embedded in fixture, and the height of back-up block is lower than the height of fixture, described fixture movable pressing board is positioned at above fixture, for pushing down the fin of clamping in fixture from top; The both sides of described fixture mount are provided with cylinder, and straight up, the both sides of described fixture movable pressing board are fixedly mounted on the piston rod of cylinder the piston rod of described cylinder.
Preferred to the one of Whole Equipment as the present invention, the quantity of described clamp mechanism is four, and four clamp mechanisms are uniformly distributed along the circumferential of rotating disk; Correspondingly, the circumferential side wall of described rotating disk offers four circumferentially equally distributed four locating notches.Wherein, a clamp mechanism was positioned on milling station with coordinating of snap close piece by any one locating notch with may correspond to.
Accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is heat radiating fin structure schematic diagram involved by the present invention;
Fig. 2 is the structural representation of a kind of disc type milling of the present invention clamping apparatus;
Fig. 3 is A place enlarged drawing in Fig. 2;
Fig. 4 is B place enlarged drawing in Fig. 2;
Fig. 5 is the left view of Fig. 2;
Fig. 6 is the top view of Fig. 2;
Fig. 7 is the structural representation after the rotating disk in Fig. 6 in disc type milling clamping apparatus is partially cut-away;
Fig. 8 is C place enlarged drawing in Fig. 7;
Fig. 9 is the structural representation of tapered end 512 in Fig. 8;
Figure 10 is the right view of Fig. 9;
Figure 11 is the structural representation of clamp mechanism in Fig. 1;
Figure 12 is the upward view of Figure 11;
Figure 13 is the schematic diagram in Figure 11 after clamp mechanism clamping fin 90;
Figure 14 is the upward view of Figure 13.
Symbol description in figure:
10-clamp mechanism; 11-fixture mount; 12-clamp base; 13-clamp fixing plate; 14-fixture movable pressing board; 15-fixture; 16-cylinder; 17-back-up block;
20-base;
30-rotating disk; 301-locating notch; 31-rotating shaft;
40-support plate;
50-latching device; 51-snap close piece; 511-body of rod; 5110-spacing ring; 512-tapered end; 5121-lock dog; 5122-roller; 52-retractor device; 521-retracting cylinder; 522-expansion link; 5220-radial flange; 523-coil tension spring;
60-linkage; 601-power intake; 602-clutch end; 61-pedal; 62-first connecting rod; 620-slide block; 63-second connecting rod; 630-chute; 64-power output rod; 640-slide block; 65-supporting seat; 66-supporting seat;
70-gear driven mechanism; 71-driven gear; 72-driven wheel; 720-rotary handle; 73-idler gear;
90-fin; 91-bonding pad.
Detailed description of the invention:
Shown in composition graphs 2, Fig. 5, Fig. 6, Fig. 7, Fig. 8, a kind of disc type milling clamping apparatus, comprising:
---equipment rack (not shown);
---base 20, described base is fixed on equipment rack;
---rotating disk 30, described rotating disk is horizontally disposed with, and rotating disk is articulated on base by rotating shaft 31; The circumferential side wall of described rotating disk is offered four locating notches 301;
---clamp mechanism 10, for clamping fin 90; Described clamp mechanism is arranged on disk upper surface, and the quantity of clamp mechanism is four;
---support plate 40, described support plate is vertically fixed on equipment rack, and support plate is positioned at the side of rotating disk;
---latching device 50, described latching device comprises snap close piece 51, retractor device 52; Described support plate offers telescopic hole, and telescopic hole is just to the circumferential side wall of rotating disk, and described snap close piece slides and is plugged in telescopic hole; Described retractor device is arranged on support plate, and retractor device acts on snap close piece, and snap close piece is moved to the circumferential side wall direction of rotating disk; Under the effect of retractor device, the front end of described snap close piece can snap in the locating notch of rotating disk;
---linkage 60, described linkage comprises power intake 601 and clutch end 602, and clutch end is connected with snap close piece, moves to the direction away from disk peripheral sidewall for ordering about snap close piece;
---gear driven mechanism 70, described gear driven mechanism comprises driven gear 71, and this driven gear is installed on the rotary shaft, and gear driven mechanism is ordered about rotating shaft and rotated by driving driven gear.
Above-mentioned clamp mechanism 10, in conjunction with Figure 11, Figure 12, Figure 13, Figure 14, comprises fixture mount 11, clamp base 12, clamp fixing plate 13, fixture movable pressing board 14, fixture 15, back-up block 17; Described clamp base is fixedly mounted in fixture mount, described clamp fixing plate is fixedly mounted in clamp base, described fixture is square circulus, described fixture is embedded in clamp fixing plate, described back-up block is square bulk, and back-up block is embedded in fixture, and the height of back-up block is lower than the height of fixture, described fixture movable pressing board is positioned at above fixture, for pushing down the fin 90 of clamping in fixture from top; The both sides of described fixture mount are provided with cylinder 16, and straight up, the both sides of described fixture movable pressing board are fixedly mounted on the piston rod of cylinder the piston rod of described cylinder.
In above-mentioned latching device 50, as shown in Figure 8, described retractor device 52 comprises retracting cylinder 521, expansion link 522, coil tension spring 523; One end of described retracting cylinder is fixed on support plate 40, and the other end of retracting cylinder offers a through hole, and the internal diameter of retracting cylinder is greater than the external diameter of expansion link, and expansion link is plugged in retracting cylinder by above-mentioned through hole; The end being plugged in the expansion link in retracting cylinder is provided with radial flange 5220, and this radial flange can slide in retracting cylinder, and described coil tension spring to be set on expansion link and in retracting cylinder and between the one end being provided with through hole at above-mentioned radial flange and retracting cylinder; One end that described expansion link is not plugged in retracting cylinder is fixedly connected with snap close piece 51.The quantity of described retractor device 52 is two, and two retractor devices divide the both sides being listed in snap close piece 51.
In above-mentioned latching device 50, shown in composition graphs 8, Fig. 9, Figure 10, described snap close piece 51 comprises the body of rod 511, tapered end 512; Described tapered end comprises the lock dog 5121 of hollow, the roller 5122 be articulated in lock dog, and lock dog is given prominence at this roller edge, gives prominence to the circumferential side wall of roller edge near rotating disk 30 of lock dog; Described tapered end is fixed on the front end of the body of rod, and the body of rod slides and is plugged in the telescopic hole of support plate 40, and the body of rod is provided with the spacing ring 5110 of restriction body of rod slip amplitude, and the tail end of the body of rod is fixedly connected with the clutch end 602 of linkage; One end that tail end and the expansion link 522 of the body of rod are not plugged in retracting cylinder 521 is fixedly connected with.
Aforementioned link mechanism 60, shown in composition graphs 2, Fig. 3, Fig. 4, comprise pedal 61, the first connecting rod 62 hinged with pedal, the second connecting rod 63 be flexibly connected with the first connecting rod other end, the power output rod 64 that is flexibly connected with the second connecting rod other end, the other end of power output rod is fixedly connected with snap close piece 51; Described pedal is bending-like, and the bending part of pedal is articulated on a supporting seat 65, and this supporting seat is fixed on equipment rack; Chute 630 is all offered at the two ends of described second connecting rod, and one end of first connecting rod is provided with the slide block 620 coordinated with above-mentioned chute, and second connecting rod is flexibly connected with first connecting rod with the cooperation of slide block by chute; One end of power output rod is provided with the slide block 640 coordinated with the chute of the second connecting rod other end, and second connecting rod is flexibly connected with power output rod with the cooperation of slide block by chute; The middle part of described second connecting rod is articulated on a supporting seat 66, and this supporting seat is fixed on equipment rack; Described pedal is positioned at the below of base 20, and pedal and latching device 50 lay respectively at the both sides of turntable rotation axle 31.
Said gear driving mechanism 70, shown in composition graphs 2, Fig. 7, also comprises driven wheel 72, idler gear 73; Described driven wheel and idler gear are articulated on base 20 respectively by axle, and described driven wheel, idler gear are all positioned at the below of rotating disk 30; Driven wheel engages with idler gear, and idler gear engages with driven gear 71; Driven wheel is provided with rotary handle 720, and rotary handle and latching device 50 lay respectively at the both sides of turntable rotation axle 31.
In actual production, the operating procedure of disc type milling clamping apparatus of the present invention is as follows:
The first, operating personnel by fin 90 clamping to be processed on clamp mechanism 10;
The second, operating personnel drive driven gear 71 to rotate by action gear driving mechanism 70, and then drive rotating shaft 31 and rotating disk 30 to rotate; Under the effect of retractor device 52, the front end of snap close piece 51 is against on the circumferential side wall of rotating disk 30;
3rd, the rotating disk 30 rotated makes one of them clamp mechanism 10 move to the milling station of NC milling equipment, meanwhile, snap close piece 51 is under the effect of retractor device 52, its front end snaps in a locating notch 301 of rotating disk 30, rotating disk 30 is located, and NC milling equipment carries out Milling Process to fin 90; Now, operating personnel can by fin 90 clamping to be processed on other clamp mechanisms 10;
4th, after being positioned at that fin 90 on milling station is processed and completing, operating personnel's action link rod mechanism 60, namely operating personnel tramp with one's feet pedal 61, and the front end of snap close piece 51 is extracted by the power output rod 64 of linkage 60 from locating notch 301; Operating personnel's pedal 61 that tramps with one's feet is not put, and operating personnel continue to order about rotating disk 30 by gear driven mechanism 70 and rotate along former direction; Afterwards, pin is removed from pedal 61 by operating personnel, and snap close piece 51 is against on the circumferential side wall of rotating disk 30 under the effect of retractor device 52; When next clamp mechanism 10 moves to the milling station of NC milling equipment, snap close piece 51 is under the effect of retractor device 52, its front end snaps in a locating notch 301 of rotating disk 30, and rotating disk 30 is located, and NC milling equipment carries out Milling Process to fin 90; Now, operating personnel can by fin 90 clamping to be processed on other clamp mechanisms 10, or, take off from the clamp mechanism 10 leaving milling station the fin 90 machined;
Afterwards, operating personnel constantly repeat above-mentioned 4th step, namely constantly fin 90 to be processed are delivered to milling station, are constantly unloaded from the clamp mechanism 10 departing from milling station by the fin 90 machined meanwhile.
Above content is only better embodiment of the present invention, and for those of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, this description should not be construed as limitation of the present invention.