CN2174276Y

CN2174276Y - Universal automatic spring machine

Info

Publication number: CN2174276Y
Application number: CN 92240999
Authority: CN
Inventors: 吴金涂
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-11-21
Filing date: 1992-11-21
Publication date: 1994-08-17
Anticipated expiration: 2002-11-21

Abstract

The utility model relates to a universal automatic spring machine which is composed of eight sets of knife frame slide bases braked by cam plates, an air pressure assistive device, a gear driving system, a wire feeding system and a micro computer controlling system. The knife frame slide bases which are arranged in the shape like the Chinese character 'mi' are provided with knife frames and knife devices whose functions are different or same, and various cams which are different or same are matched. After the spring wire is sent out from the feed jetting opening, the spring can be curled or transformed in any angular direction by the function of the knife devices. The sliding stroke and time of the knife device slide bases and the speed of the wire feeding are driven by the transmission system of a gear box controlled by the micro computer.

Description

Universal automatic spring machine

The utility model relates to a kind of omnipotent auto spring machine.

Present known spring production machine, its general each type only can be made normal extension spring or compression spring, and can't make the spring of special type shape, especially have the spring of multiaxis in spring product to (X, Y, Z axle) variation, be that general known spring production machine can't be reached, and its also inconvenience of ten minutes of adjustment function, and can't arbitrarily adjust the size and shape that manufactures spring.

The purpose of this utility model is to provide a kind of novel omnipotent auto spring machine, via cutter identical or different on eight groups of tool-slides to same wire rod do different directions bending, curl, and a kind of have multiaxis to spring product, and be to set memory and grasp spring wire by micro computer it to be added the feeding speed and the time in man-hour, and the gait of march of each tool-slide at each cutter; Wherein tool-slide system fastens the effect of lobe plate by gearbox drive, and in order spring wire is done the processing of different directions or form.

Compared with prior art, omnipotent auto spring facility of the present utility model have the advantage of the spring of producing various special shapes.

For making constructional device and effect thereof to the utility model, make further understanding, cooperate graphic being described as follows now:

Fig. 1 totally makes up schematic diagram for the utility model.

Fig. 2 is eight groups of tool-slide position views in the utility model.

Fig. 3 is the body construction exploded view of eight groups of tool-slides in the utility model.

Fig. 4 is the crank structure exploded view of eight groups of tool-slides in the utility model.

Fig. 5 is the utility model middle gear case power train schematic diagram.

Fig. 6 is the stereogram and the profile of the utility model middle gear case transmission system.

Fig. 7 is the schematic diagram between the utility model intermediate slide slide, crank and gearbox drive system.

Fig. 8 is the utility model medi-spring wire rod feed system schematic diagram.

Fig. 9 is the feed point part three-dimensional exploded view of the utility model medi-spring wire rod feed system.

Figure 10 is that the utility model intermediate slide slide cooperates knife rest and annex schematic diagram thereof.

Figure 11 is that feasible knife rest is implemented illustration in the utility model.

Figure 12 is that feasible cutter is implemented illustration in the utility model.

Figure 13 is that feasible lobe plate is implemented illustration in the utility model.

Figure 14 is another enforcement illustration of feasible lobe plate in the utility model.

Figure 15 is the simple and easy schematic diagram of pneumatic assistor in the utility model.

See also shown in the accompanying drawing 1, the main structure of the utility model, device comprises board 1 and side's provided thereon gearbox drive system (its detailed structure as shown in Figure 5), and be fixed with eight groups of tool-slides 3 in gear-box 2 forward surface of setting, and then be provided with spring wire feed system (as shown in Figure 8) in gear-box 2 back, microcomputer host 4, with the assistor persons of combining such as (as shown in Figure 15) who by pneumatics is power, wherein on tool-slide 3, can cooperate various similar and different knife rests 5 and cutter 6, and can cooperate various similar and different lobe plates 8 on eight gear output cam axles 7 in the gearbox drive system respectively, by mainframe micro 4 controls, to produce various dissimilar springs.

Eight groups of tool-slides 3 of the utility model see also Fig. 2 and shown in Figure 3, wherein slide base plate 9 is to be fixed on gear-box 2 surfaces with screw pivot dress with a nahlock 10, its tail end is then fixed with a pressing plate 11, and be provided with positioning seat 12 with the screw on it on each tool-slide 3 adjacent both sides shown in the accompanying drawing 2, can be in order to adjust tool-slide 3, making with nahlock 10 is the variation that the center produces angle, 13 of carriage saddles are placed in the chute 14 of slide base plate 9, and its both sides, top are pressed solidly with a press strip 15 respectively to combine; And carriage saddle 13 can slide in the mortar type groove of slide base plate 9 and press strip 15 formation, each binding has an axostylus axostyle 16 on both sides, slide base plate 9 rear end again, and the tail end at axostylus axostyle 16 is fixed a collar 18 with screw 17, and on screw 17, distinguish a fixed tension spring 19 simultaneously, two tension springs, 19 other ends then penetrate respectively in the hole 20 of carriage saddle 13 rear ends, locate to establish a cross-drilled hole 21 foremost at carriage saddle 13 again, and pass with a latch 22, in order to fixing tension spring 19, cause carriage saddle 13 maintain one retreat be used to power; On one of above-mentioned two axostylus axostyles 16, add a collar 23, and this collar 23 can move arbitrarily in addition, to limit the final position that carriage saddle 13 is stepped back; Again at the tail end of carriage saddle 13 with a screw 24 lockings one screw rod 25 (as shown in Figure 4) thereon, and screw rod 25 passes minor axis 26 and is articulated in one of crank 27 end, the other end of crank 27 is then established a pulley 28, crank 27 central authorities are then articulated fixing with a seat axle 29 that is fixed on gear-box 2 surfaces, and when pulley 28 stressed ejections, screw rod 25 will be subjected to traction to promote carriage saddle 13 to front slide; Be pivoted with a sub-arm 30 on the present again axle 29, one of sub-arm 30 end also is provided with a pulley 31, and sub-arm 30 is if be fixed on the screw 32 of crank 27 with screw, causes to impose one when trying hard to recommend top block 31, can promote carriage saddle 13 equally in mortar type groove groove slides forwards.

Gearbox drive system in the utility model (shown in accompanying drawing 5 and 6), wherein within gear-box 2, be equiped with the gear 33 that eight rings are established mutual interlock, its arrangement mode is shown in accompanying drawing 5-A, and it is that the motor 34 with the back side is a power, through one of them of 8 linked gears 33 of driver pinion 35 transmissions, rotate and drive all gears 33, motor 34 is by the speed of its rotation of microcomputerized control and time, and establish an optics chi measured value on the gear 33 therein, and be shown on the screen of microcomputer system, make its mutual close true engagement by the gear shaft block 37 of adjusting off-centre and be fixed on the gear-box 2 as for above gear 33, and on gear 33, all fix a cam chair 38 and camshaft 7 again, various lobe plates 8 can lock on it, and a gear-box legacy system cooperates the fixing various lobe plates 8 of thus, when rotating (as shown in Figure 7), can distinguish the pulley 28 on the ejection crank 27 or the pulley 31 of sub-arm 30, carriage saddle 13 is got to be processed wire rod to front slide in regular turn, and carriage saddle 13 is retracted by tension spring 19, to reach the processing of making different angles and mode with identical or

different knife rest

5 and 6 pairs of spring wires of cutter, form the spring of various difformities and style.

Wire rod feed system (as shown in Figure 8) in the utility model, wherein be to drive a driving shaft 41 through the device 40 that is coupling by another variable speed driver 39 that is arranged at inside in the board 1, and on driving shaft 41, establish a gear 42, in order to mesh and to drive one of two gears 44 on the identical feed spool 43, and this two identical gear 44 and being meshed, make two feed spools 43 with synchronous and rightabout rotation, when spring wire 45 is led directly by two groups of idle pulley groups 46 that are arranged at board 1 rear after, pass wire rod locator 47, and push by drawing-inroller 48 clampings on two feed spools 43, loophole 50 by feed point 49 is sent (please consulting shown in the accompanying drawing 9) again, and insert conduit 51 within the feed point 49 with two compositions, one fine pipeline 52 is arranged within the conduit 51, but ammunition feed spring wire rod 45 is through a pipeline 52 thus, pass the loophole 50 of feed point 49 again, and whole feed point 49 is fixed within the feeding headstock 63 with a screw again; And this system and feed spool 43 below devices one optics chi analyzer 53 one of therein, be converted into lineal measure numerical value with rotating speed by computer with feed spool 43, and be shown on the screen of micro computer, and control the rotating speed of the variable speed driver 39 in this feed system and the time of rotation by computer; Bearing block above the feed spool 43 54 is movable person in this system again, and side is provided with a brute spring 55 outside bearing block 54, and, adjust the strength of drawing-inroller 48 clamp springs wire rods 45, to reach the correctness of feeding by the adjustment handle 56 of being located at board 1 side extension.

The air pressure assistor (as shown in Figure 15) of the utility model, it mainly comprises one group of bridge 57, the one end has screw thread can be fixed in the default screw 58(in gear-box 2 surfaces as shown in accompanying drawing 2), and fix a mini shape pneumatic cylinder 59 in another rod end, on the cylinder axis 60 of pneumatic cylinder 59, can fixedly have the probe 61 of electric lead material or each shape and help devices such as excellent 62, can be in the process of making spring, 6 pairs of spring wires 35 of cutter on each tool-slide 3 add man-hour, support manufactures the angle direction of spring, and touch the spring that produces by probe 61, and accurately reach the length of spring requirement, so that purpose of the utility model and function reach more perfect boundary, as for the action of pneumatic cylinder 59, also control its magnetic valve (be located at the board side, do not show in the diagram) by microcomputer system, make it cooperate cutter 6 on each tool-slide 3, do systematic processing action.

The utility model spring wire 45 is by microcomputerized control, and when the loophole 50 of feed point 49 penetrates, the direction system of its wire rod 45 ejaculations is perpendicular to gear-box 2, and according to the requirement of spring goods, length and direction in its each stage, with knife rest 5 identical or different on each tool-slide 3 and cutter 6, that enforcement is successively torn open is curved, curl and processing such as cut-outs, and can set memory and the function of continuous manufacturing fast by micro computer.

As mentioned above, when spring goods desire is bending, system sends spring wire 45 earlier, when it reaches the length that is required, then stop feeding immediately, and by the shape of eight groups of tool-slides 3 according to desire bending spring, cutter 6 with one of them group, ejection via lobe plate 8, and forward to the bending of this spring, and can adjust its depth of cut, and reach the bending angle that must ask, comply with quadrat method again and do the continuous bending of equidirectional or different directions or cooperate effects such as curling, desire is made the shape of spring to reach.

In the utility model for reaching the purpose of coiled springs, it then is the cutter (as shown in Figure 12) that has the inclined plane by front end, loophole 50 places that elder generation's feed to spring wire 45 is sent, make the inclined plane of pushing up cutter and cooperate spring wire 45 to penetrate again, and penetrate spring wire 45 continuously, cause the capable shape of become curling of nature, and the size of coiled springs external diameter, then according to the angular dimension of the inclined plane of cutter and spring wire ejaculation direction and change.

If the utility model then only must get final product it severing by being provided with cutter 6 feeds of cutting off function when the spring goods are finished.

See also shown in Figure 10 again, the carriage saddle 13 of the utility model is locked and put the knife rest 5 that a knife rest liner 131 avoids clashing into press strip 15 the utility model of tool-slide 3 because of thereon knife rest 5 because of rotation is with two-screw 85 central tool support 86 to be fixed on the knife rest liner 131, and 64 be that its elevation angle can be adjusted in the center with the axle with tool support 86 pivot joints, and can be screwed into screw 65 with screw in addition, and adjust the also elevation angle of immovable support 5, so that can appropriate adjustment produce the curling external diameter of aforementioned spring; The screw of fixed elevation can be taken out again, and set up block assembly 66 in press strip 15 sides of tool-slide 3, when knife rest 5 slides to when preceding, to touch the block 68 of locking on the block assembly 66 at the pulley 67 of knife rest 5 tail ends, and make knife rest 5 in process, will produce the variation at the elevation angle according to the arc of block 68 sides, in the process of this coiled springs, its spring of asymptotic variation external diameter that curls forms shape outside the so-called rat tail spring; Wherein block 68 is to adjust its high and low position by a screw rod 69, the purpose of palpus and adjustment spring external diameter to reach.

The form of the knife rest in the utility model 5 is except that shown in Figure 10 again, also can be a kind of various as shown in Figure 11 type shape, structure or other structures, wherein the knife rest of 11-A system passes the tool rest frame bearing 86 in tool hole 71 with screw 70 and is fixed on the knife rest liner 131, and pass screw 73 by another screw 72, screw 72 can be pushed up on the surface of carriage saddle 13, to adjust height of tool holder body 74, it is fixing to be locked in tool support 86 with the screw 75 of its side again; The knife rest shown in the 11-B and for example, it is to be fixed on the knife rest liner 131 through hole 76 with screw, its cutter returns main body 77 also for adjustable swing again, tail end then is provided with a runner 78, front end is provided with a pendulum mass 79, and 77 of pendulum mass 79 and knife rest main bodys link with a spring 80, so that pendulum mass 79 pendulum are in a fixing position, when using, also fix a block assembly 66 in one of tool-slide 3 side, and when this knife rest connects carriage saddle 13 to front slide, make its runner 78 can run into the block 68 of tool arc edge, and knife rest main body 77 is swung with the cambered surface of block 68, can along feed point 49 front ends rising and do not touch feed point 49, and will at the spring goods of loophole 50 front ends be bent into the shape of little fillet or U font at the pendulum mass 79 of knife rest main body 77 front ends this moment.

Cutter in the utility model also can be by different shape or other shape persons as shown in Figure 12, wherein the dotted line shown in 12-3 and 12-6 is a groove, when using, can get the gapped spring line that curls (compression spring person), the acting surface of each cutter again, can be cambered surface or plane, and multiple angles can be arranged.

Lobe plate 8(in the utility model is shown in accompanying drawing 13 and 14), can be the lobe plate of various inhomogeneity shapes, the device person (as 13-4～13-6 and Figure 14 person) of wherein fine-tuning cam surface is to reach the requirements of different actions; Again wherein as the lobe plate 8 of Figure 14, the plate 81 and 82 on it can screw 83 and 84 be adjusted the distance in outer rim and axle center, so can adapt to must asking of various special shape processing, with the effect of performance the utility model.

Claims

1, a kind of omnipotent auto spring machine, it is characterized in that: comprise board (1), and side's provided thereon gear system, gear-box (2) forward surface in described gear system is fixed with eight groups of tool-slides (3), it can make angle adjustment by means of the positioning seat (12) that is arranged on its adjacent two limits, and carriage saddle (13) is installed in the chute (14) of slide base plate (9), relend the press strip (15) that helps the top and press solidly combination, carriage saddle (13) can be slided in the mortar type groove of slide base plate (9) and press strip (15) formation;

The air pressure assistor, it comprises one group of bridge (57), the one end has screw thread and can be fixed in the lip-deep default screw of gear-box (2) (58), and be provided with pneumatic cylinder (59) in bridge (57) other end, the fixing probe of electric lead (61) or help and hold in both hands (62) on the cylinder axis (60) of this pneumatic cylinder (59);

The wire rod feed system, mat motor (39) drives driving shaft (41) through the device that is coupling (40), mat be arranged at the last gear (42) of this driving shaft (41) drive the last gear (44) of two identical feed spools (43) lead directly by idle pulley group (46) elastic wire (45) in the lump after pass wire rod locator (47), send by the loophole (50) of feed point (49) by drawing-inroller (48) clamping of two feed spools (43) again;

The gearbox drive system, it is provided with the gear (33) that eight rings are established mutual interlock in gear-box (2), be power with motor (34), through driver pinion (35), rotates and drive eight linked gears (33);

Microcomputer control system, the speed and the time of the motor (34) in its major control gearbox drive system, and in the last installing of one of them gear (33) optics chi measured value, and be shown on the micro computer screen;

By means of above-mentioned combination, by on this tool-slide (3) similar and different knife rest or cutter being set, cooperate cam again, spring wire is sent by the loophole (50) of feed point (49), mat cutter (6) makes spring produce curling or does angular transformation, by means of the probe on the air pressure assistor (61) control spring length.

2, omnipotent according to claim 1 auto spring machine, it is characterized in that: tool-slide (3) is to be fixed on the surface of gear-box (2) with nahlock (10) pivot dress, and being provided with positioning seat (12) in adjacent two limits of each tool-slide (3), the screw that this positioning seat of mat (12) is gone up is to adjust the angle of tool-slide (3).

3, omnipotent according to claim 1 auto spring machine is characterized in that: the last bearing block (54) of feed spool in the wire rod feed system (43) is movable structure, and is provided with spring (55) in its outside.