CN209288168U - A kind of low noise type high speed spring coiling machine - Google Patents

Abstract

This application involves a kind of low noise type high speed spring coiling machines, belong to the metal machining technical field without cutting substantially that wire rod processing is wound into special shape.Including wallboard and the thread feeding mechanism being installed on wallboard, pitch adjusting mechanism, cutting mechanism, diameter changing mechanism, the wallboard is the integral type C character form structure being made of side plate one, side plate two and side plate three, thread feeding mechanism includes upper line sending axis, lower line sending axis, upper line sending axis and lower line sending axis are parallel with side wall two, and run through side plate one and side plate three, lower line sending axis is connect with line sending motor linkage, wire feeding gear is respectively installed on lower line sending axis, upper line sending axis, and two wire feeding gears are intermeshed.The application is processed applied to spring, has many advantages, such as that transmission is accurate, installation error is small, good concentricity.

Description

A kind of low noise type high speed spring coiling machine

Technical field

This application involves a kind of low noise type high speed spring coiling machine, belong to wire rod processing be wound into special shape substantially without cutting The metal machining technical field cut.

Background technique

Spring coiling machine is the mechanical equipment for producing spring, and steel wire line sending from coil holder first passes around alignment, and then steel wire carries out Coil diameter variable diameter is finally cut off the production for completing a spring by cutter.

Current spring coiling machine most common on the market is by taking TK-208 type spring coiling machine as an example, and two axis, the 208 type spring coiling machine is with two Servo motor completes all function and movement, solve to produce different types of tension spring, pressure spring, torsional spring, straight spring, pagoda spring, Cydariform spring, concave spring etc., all function connects are combined with two servo motor mechanical parts, relevant dynamic to complete Make.But the defect of the spring coiling machine is it is also obvious that can specifically be summarized as follows:

(1) for cabinet airframe structure using the two pieces of panel structures in left and right, two pieces of panel structures are mutually indepedent, there is connection and miss Difference, and consistent low precision is not achieved in the degree of balance, concentricity, precision.

(2) the main axis lengths overlength such as cut-out axle, inlet wire axis, the poor rigidity of axis are easily deformed, and influence axis precision, and above-mentioned Long axis is driven by two spindle motors, and a large amount of accessory is needed in kinetic energy transmittance process.

(3) cutting use oscillates formula cutting mechanism, i.e., with rocker arm disengaging with moving mandrel, pushing hands (and cutter thereon) Disengaging achievees the purpose that cutting, and this mode realizes the transmission of power using lever principle, and it is slow not only to transmit, but also mandrel It can not be ensured with the consistency of pushing hands operation, mandrel is fixed a cutting tool fixes a cutting tool asynchronous with pushing hands, can not only generate a large amount of useless Substandard products, due to the unicity in lever direction, above-mentioned construction can only realize the cutting in both direction.

(4) variable diameter is that variable diameter operation is realized by two axis, which needs to extend outward a cooperation transmission shaft Entire variable diameter operation could be completed, therefore, driving error is big, variable diameter poor controllability.

Based on this, the application is made.

Summary of the invention

For the drawbacks described above in the presence of the machining of existing wind spring, the application provides a kind of use stabilization, low noise, essence Density is high, axis is rigidly good, the convenient low noise type high speed spring coiling machine of replacement.

To achieve the above object, the technical solution that the application takes is as follows:

A kind of low noise type high speed spring coiling machine, including wallboard and the thread feeding mechanism being installed on wallboard, regulation by pitch machine Structure, cutting mechanism, diameter changing mechanism, the wallboard are the integral type C character form structures being made of side plate one, side plate two and side plate three, Thread feeding mechanism includes upper line sending axis, lower line sending axis, and upper line sending axis and lower line sending axis are parallel with side wall two, and runs through side plate one and side Plate three, lower line sending axis are connect with line sending motor linkage, are respectively installed with wire feeding gear on lower line sending axis, upper line sending axis, and two send Line gear intermeshing；Pitch adjusting mechanism includes pitch electric machine and pitch axis, and pitch axis includes pitch upper section and pitch bar, section Being connected respectively away from motor has pitch cam and core pulling cam, and mandril is arranged below core pulling cam, and mandril passes through side plate two, Its end, which is connected, pull rod, and pull rod end passes through slide plate and is equipped with mandrel, and is set with cutter holder on the mandrel of slide plate junction, Pitch cam is connect with pitch upper section, and pitch upper section passes through side plate two, and by pitch pole socket dress, there are two pitch bar, pitch bar ends End is across slide plate and is equipped with pushing hands, and with respect to three activity installation of side plate, mandrel cooperates with pushing hands to carry out slide plate in wire rod winding The adjusting of spacing；Cutting mechanism includes upper cut-out axle and lower cut-out axle, and it is defeated that upper cut-out axle and lower cut-out axle are symmetrically arranged on wire rod It send on path, respectively by two cutting motor drivens, upper cut-out axle is identical as lower cut-out axle structure, includes shaft body and setting Connecting shaft in shaft body end, and connecting shaft and shaft body are eccentric integral structure, are set with cutting bearing in connecting shaft Seat, cutting bearing block are fixed with cutting pressing plate, and cutoff tool is mounted on cutting pressing plate, and to realize, spring has been rolled in variable diameter process Wire rod cutting after finishing；The multidiameter shaft of the diameter changing mechanism completes the control of spring diameter.

During wire rod is processed into spring, after wire rod is straightened upper line sending axis through thread feeding mechanism and lower line sending axis send to At pitch adjusting mechanism, pitch electric machine is according to setting demand, interlock core_pulling cam and pitch cam respectively, two cams band respectively Disengaging movement is done in the pushing hands of dynamic pitch boom end, mandrel, that is, changes the length of wires of process, and show as two lines of formed spring Spacing between circle；Wire rod continues on at diameter changing mechanism, and under the action of variable diameter rocker arm and torsional spring mandril, sliding block is slided simultaneously Wind spring bar is shown as to the winding degree of wire rod；When the entire length of spring is rolled up to setting length, electric motor starting is cut off, upper, Lower cut-out axle drives two cutoff tools close to wire rod transport path, wire rod is cut off, the wire rod of subsequent entrance then enters next The coiling process of spring；The spacing in adjustment spring between two coils is such as needed, then variable pitch cam is changed by pitch electric machine With the rotation of core pulling cam, pitch bar and mandrel disengaging distance change, that is, complete the adjusting of pitch, repeatedly.

Further, as preferred:

Tensioning sleeve, tensioning sleeve are separately installed between the upper line sending axis and wire feeding gear, lower line sending axis and wire feeding gear Be provided with the concentricity for being conducive to improve wire feeding gear, the working condition of line sending axis, lower line sending axis in improvement.

It is additionally provided with handle, mandril, pressing plate, pressure spring and connecting plate above the upper line sending axis, mandril is set below handle, Mandril swings with handle and is moved up and down, and is fixed with pressing plate below mandril, and pressure spring is between pressing plate and connecting plate, connecting plate peace Loaded on upper line sending axis.It is furthermore preferred that the handle is installed on eccentric wheel, mandril is located at below eccentric wheel.The connecting plate On be also equipped with tension spring, the tension spring other end is then fixed by spring base.In use process, handle, handle band movable eccentric wheel are pulled Rotation, eccentric wheel acts against on mandril, and it is driven to move up and down, and mandril is moved up and down with dynamic pressure plate in turn, connecting plate with Linkage, and then upper line sending axis is driven to move up and down, that is, the crimping separation between upper and lower line sending axis is adjusted, to adapt to difference The processing of dimension wire.Tension spring is installed on connecting plate, realizes the reset of connecting plate and upper line sending axis.

In the pitch adjusting mechanism, sliding block is connect with regulation handle, regulation handle pass through side plate three, and make its end with Slide plate is fixed, and regulation handle rotation drives slide plate with respect to the change of three position of side plate, and then changes the upper bottom of cutter holder on mandrel It sets.

In the pitch adjusting mechanism, self-lubricating bearing is installed between pitch upper section and side plate two, pitch bar passes through Lower self-lubricating bearing is installed at the position of slide plate.

The diameter changing mechanism further includes having variable diameter motor, variable diameter rocker arm, torsional spring mandril, rocker arm and swing arm, variable diameter motor connection Dynamic to be connected with camshaft, camshaft mandrel end is equipped with variable diameter rocker arm, and the output end of variable diameter rocker arm is connect with sliding block, and input terminal is then Connected with multidiameter shaft, multidiameter shaft is connected to torsional spring mandril by hexagonal pull rod, and torsional spring mandril is V-shaped, bending part with Axis fixation ensures that it is freely rotated, and the other end is then connect by long hexagonal pull rod with rocker arm, and rocker arm ensures its freedom with axis fixation Rotation, the other end are then fastened with the buckling groove in swing arm, and the buckling groove of the swing arm other side passes through driven bearing and cam axis connection.

It is furthermore preferred that being set with torsional spring cam and diameter variable cam, torsional spring cam by torsional spring cam chair on the camshaft The rotation of torsional spring mandril is driven, diameter variable cam drives the rotation of variable diameter push rod.Adjusting rod, adjusting rod are installed on the torsional spring cam chair It is adjusted with regulation handle.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the application；

Fig. 2 is the schematic diagram of the section structure of thread feeding mechanism in the application；

Fig. 3 is the sectional view of pitch adjusting mechanism in the application；

Fig. 4 is A-A sectional view in Fig. 3；

Fig. 5 is B-B sectional view in Fig. 3；

Fig. 6 is the sectional view of cutting mechanism in the application；

Fig. 7 is the positive structure schematic of diameter changing mechanism in the application；

Fig. 8 is C-C directional profile figure in Fig. 7；

Fig. 9 is the variable diameter Rocker arm section sectional side elevation (opposite Fig. 7) of the application diameter changing mechanism；

Figure 10 is K direction view in Fig. 9；

Figure 11 is the movement routine figure of sliding block in the application diameter changing mechanism.

Figure label: the upper line sending axis of 100a.；Line sending axis under 100b.；101. line sending motor；102. wire feeding gear； 103. tensioning sleeve；104. line sending speed reducer；105. line sending shaft coupling；106. line sending reducer pedestal；107. line sending idler wheel； 108. handle；109. mandril；110. pressing plate；111. pressure spring；112. connecting plate；113. eccentric wheel；114. tension spring； 115. spring base；116. bakelite ball；200. pitch axis；201. pitch electric machine；202. pitch upper sections；203. pitch bars； 204. pitch cams；205. core pulling cams；206. mandril；207. pull rod；208. mandrel；209. cutter holder；210. pitch Pole socket；211. pushing hands；Self-lubricating bearing on 212.；213. lower self-lubricating bearings；214. regulation handle；215. lock sleeve； 216. sleeve；217. nut seat；218. adjust screw rod；219. pitch speed reducers；220. pitch reducer pedestals；300a. Upper cut-out axle；Cut-out axle under 300b.；301. cutting motors；302. shaft body；303. connecting shaft；304. cutting bearing blocks； 305. cutting pressing plates；306. cutoff tool；307. cutting speed reducers；308. cutting reducer pedestals；309. cutting shaft couplings； 310. cutter pressing plates；400. multidiameter shaft；401. variable diameter rocker arms；402. sliding block；403. torsional spring mandrils；404. shaft； 405. hexagonal pull rods；406. rocker arm；407. rocker arm bracket；408. connecting shaft；409. long hexagonal pull rods；410. swing arm；411. Cam chair；412. diameter variable cam；413. torsional spring cams；414. variable diameter motors；415. variable diameter speed reducers；416. variable diameters connection Axis device；417. variable diameter reducer pedestals；418. camshaft；419. variable diameter push rods；420. adjusting rod；421. driven bearings； 422. wind spring bars；423. release handle；500. wallboard；501. side plates one；502. side plates two；503. side plates three；504. sliding Plate；505. block.

Specific embodiment

Embodiment 1

The present embodiment low noise type high speed spring coiling machine including wallboard 500 and is installed on sending on wallboard 500 in conjunction with Fig. 1 Line mechanism, pitch adjusting mechanism, cutting mechanism, diameter changing mechanism, wallboard 500 are by side plate 1, side plate 2 502 and side plate three The 503 integral type C character form structures constituted, the setting of wallboard 500 are an integral structure, and not only ensure that the stability of integral installation, but also It ensures the zero deflection of installation, improves the line sending axis 100a as above of groundwork element in operational process and lower line sending well The consistency of axis 100b, upper cut-out axle 300a and lower cut-out axle 300b etc., process more accurate, and noise is lower.

Wire rod to be processed completes line sending, pitch determination through above-mentioned each mechanism, determines radius and four procedures of wind spring and cutting:

(1) line sending process:

Thread feeding mechanism includes upper line sending axis 100a, lower line sending axis 100b, upper line sending axis 100a and lower line sending axis 100b and side Wall 2 502 is parallel, and runs through side plate 1 and side plate 3 503, and lower line sending axis 100b is connected with line sending motor 101, under give Wire feeding gear 102 is respectively installed on spool 100b, upper line sending axis 100a, and two wire feeding gears are intermeshed.

Tensioning sleeve is separately installed between upper line sending axis 100a and wire feeding gear 102, lower line sending axis 100b and wire feeding gear 103, tensioning sleeve 103 is provided with the concentricity for being conducive to improve wire feeding gear, the work shape of line sending axis, lower line sending axis in improvement State.

Wire rod through rear wire guide plate through being passed through between upper line sending axis 100a, lower line sending axis 100b after, sent by front wire guide plate Out, when by upper line sending axis 100a, lower line sending axis 100b, line sending motor 101 drives lower line sending axis 100b rotation, lower line sending axis 100b drives upper line sending axis 100a rotation, upper line sending axis 100a, lower line sending axis 100b through a pair of intermeshing wire feeding gear 102 It realizes and rotates synchronously, wire rod can be taken out of through line sending channel.

To realize that more using effects, above scheme can also add as follows: in conjunction with Fig. 2, upper line sending axis It is also equipped with tensioning sleeve 103 between 100a, lower line sending axis 100b and corresponding wire feeding gear 102, the setting of tensioning sleeve 103 is advantageous In the working condition of line sending axis 100a, lower line sending axis 100b in the concentricity for improving wire feeding gear 102, improvement.

To realize that more using effects, above scheme can also add as follows: line sending motor 101 is connected with Line sending speed reducer 104 and line sending shaft coupling 105, and lower line sending axis is connected to by line sending speed reducer 104, line sending shaft coupling 105 On 100b, line sending speed reducer 104 and line sending shaft coupling 105 are fixed on wallboard 500 by line sending reducer pedestal 106.Line sending electricity Machine 101, line sending speed reducer 104, line sending shaft coupling 105 are fixedly mounted on wallboard 500, have not only ensured the stability of installation, but also The consistency for realizing power transmission process central axes, avoids the occurrence of dynamic torque, and the generation rate of noise is effectively reduced.

To realize that more using effects, above scheme can also add as follows: lower line sending axis 100b is passed through When wallboard 500, towards one end of line sending motor 101, inside and outside respectively by lower line sending axis inner end cap, lower line sending axis outer end cap with Wallboard 500 is attached, and the other end is then fixed by lower line sending bearing block；When upper line sending axis 100a passes through wallboard 500, One end close to line sending motor 101 is connect by upper line sending hubcap with wallboard 500, and the other end is solid by upper line sending bearing block It is fixed.Upper line sending axis 100a, lower line sending axis 100b carry out semi-movable with wallboard 500 respectively and fix, and not only avoid line sending axis The offset of 100a, lower line sending axis 100b in line sending process, it is ensured that line sending is stable and accuracy, also prevented in transmit process because Noise caused by vibration/shaking.

To realize that more using effects, above scheme can also add as follows: upper line sending axis 100a, under give One line sending idler wheel 107 of each suit, two line sending idler wheels are correspondingly arranged on spool 100b, and wire casing is arranged (in figure not on corresponding surface Mark), for accommodating and facilitating the wire rod to be transmitted passed through through line sending channel to transmit.Wire rod to be transmitted is through rear wire guide plate with before When the line sending channel that Square wire plate is constituted is sent out, rely primarily on wire rod output power, and wire rod roller (not shown) with give Still there is very long a distance between line passage, therefore, it is existing to have that line sending is short of power, wire rod is detained in output etc. As line sending idler wheel 107 can clamp the wire rod of feeding, and in clamping process, by means of turning for lower line sending axis 100b It is dynamic that line sending idler wheel 107 is driven to rotate, it is mentioned in 107 rotation process of line sending idler wheel into the wire rod between two line sending idler wheels 107 A forward tractive force has been supplied, can effectively ensure the normal table output of wire rod.

To realize that more using effects, above scheme can also add as follows: in conjunction with Fig. 2, upper line sending axis It is additionally provided with handle 108, mandril 109, pressing plate 110, pressure spring 111 and connecting plate 112 above 100a, top is set below handle 108 Bar 109, mandril 109 swing with handle 108 and are moved up and down, and pressing plate 110 are fixed with below mandril 109, pressure spring 111 is located at pressing plate Between 110 and connecting plate 112, connecting plate 112 is installed on line sending axis 100a.

Above scheme can also add eccentric wheel 113 as follows: handle 108 is installed on eccentric wheel 113, mandril 109 are located at 113 lower section of eccentric wheel.

Above scheme can also add tension spring 114 as follows: tension spring 114, tension spring are also equipped on connecting plate 112 It is fixed that 114 other ends then pass through spring base 115.In use process, handle 108 is pulled, handle 108 is rotated with movable eccentric wheel 113, Eccentric wheel 113 acts against on mandril 109, and it is driven to move up and down, and mandril 109 is moved up and down with dynamic pressure plate 110 in turn, connection Plate 112 drives upper line sending axis 100a to move up and down with linkage, i.e., adjustable upper line sending axis 100a, lower line sending axis 100b Between crimping separation, to adapt to the processing of different size wire rod.Tension spring 114 is installed on connecting plate 112, realizes connecting plate The reset of 112 and upper line sending axis 100a.

In wire rod transmission process, the wire rod being straightened is through rear wire guide plate through between upper line sending axis 100a, lower line sending axis 100b Through later, being sent out by front wire guide plate, when by upper and lower line sending axis, line sending motor 101 joins through line sending speed reducer 104, line sending Axis device 105 drives lower line sending axis 100b rotation, and lower line sending axis 100b drives upper line sending through a pair of intermeshing wire feeding gear 102 Axis 100a rotation, upper line sending axis 100a, lower line sending axis 100b, which are realized, to be rotated synchronously, can a pair of of line sending idler wheel through being set with thereon 107 clampings are taken out of；When wire specification to be processed changes, such as when gauge or diameter of wire becomes larger, the glue on handle 108 can be pulled Wooden shot 116, handle 108 are rotated with movable eccentric wheel 113, and mandril 109 below is rotated with it and moved up, and mandril 109 drives Pressing plate 110 moves up, and pressure spring 111 stretches at this time, and the positioning plate of 111 lower section of pressure spring is driven to move up, and connecting plate 112 moves up therewith, and Connecting plate 112 and upper line sending axis 100a are affixed, and line sending axis 100a can be driven to move up, upper line sending axis 100a and lower line sending axis Spacing increases between 100b, that is, meets the process requirements of large dimension wire；Conversely, mandril 109, pressing plate 110 move down, pressure spring 111 shrink, and positioning plate, connecting plate 112, upper line sending axis 100a are moved down, and lower line sending axis 100b becomes smaller with upper line sending axis 100a spacing, Passable cable channel becomes smaller, that is, meets small size wire rod process requirements.

(2) pitch determination/regulation by pitch process:

After wire rod conveying is come in, first to determine the spacing between two coils of spring, that is, carry out the adjusting of pitch, pitch Adjusting occurs mainly at pitch adjusting mechanism, and pitch adjusting mechanism includes pitch electric machine 201 and pitch axis 200, pitch axis 200 Including pitch upper section 202 and pitch bar 203, pitch electric machine 201 is connected respectively pitch cam 204 and core pulling cam 205, Mandril 206 is set below core pulling cam 205, and mandril 206 passes through side plate 2 502, and be connected has pull rod 207 at its end, draws 207 end of bar passes through slide plate 504 and is equipped with mandrel 208, with suit cutter holder 209, pitch on the mandrel 208 of 504 junction of slide plate Cam 204 is connect with pitch upper section 202, and pitch upper section 202 passes through side plate 2 502, and by the dress of pitch pole socket 210, there are two pitches Bar 203,203 end of pitch bar pass through slide plate 504 and are equipped with pushing hands 211, and slide plate 504 is with respect to 3 503 activity installation of side plate, core Axis 208 and pushing hands 211 cooperate the adjusting that spacing is carried out in wire rod winding.

Pitch electric machine 201 is according to setting demand, and interlock core_pulling cam 205 and pitch cam 204, two cams are distinguished respectively It drives the pushing hands 211 of 203 end of pitch bar, mandrel 208 to do disengaging movement, that is, changes the length of wires of process, and show as into Spacing between two coils of type spring.

The output end of pitch electric machine 201 installs pitch speed reducer 219, pitch speed reducer 219 and core pulling cam 205, pitch Cam 204 is connected respectively, and mandril 206 is arranged below core pulling cam 205, and mandril 206 passes through side plate 2 502, thereunder Being connected has pull rod 207, and 207 end of pull rod passes through slide plate 504 and is equipped with mandrel 208, the mandrel with 504 junction of slide plate It is set with cutter holder 209 on 208, when core pulling cam 205 works with pitch pitch electric machine 201 and rotated, drives mandril 206 upper and lower therewith It is mobile, i.e., this is moved up and down and be transferred to mandrel 208 through pull rod 207, realizes disengaging with the cutter holder 209 in moving mandrel 208；Pitch Cam 204 is connect with pitch upper section 202, and pitch upper section 202 passes through side plate 2 502, and by the dress of pitch pole socket 210, there are two pitches Bar 203,203 end of pitch bar pass through slide plate 504 and are equipped with pushing hands 211, and cutter (not shown), section are installed in pushing hands 211 When working and rotating with pitch electric machine 201 away from cam 204, pitch upper section 202 drives two pitch bars 203 through pitch pole socket 210 It moves up and down therewith, i.e., the disengaging of pushing hands 211 on realization pitch bar 203；214 end of regulation handle and slide plate 504 are fixed, adjust Handle 214 rotates, and drives the change of 504 opposite side Board position of slide plate, and mandrel 208, pitch bar 203 position change therewith are that is, complete At the adjusting of pitch.

Above scheme respectively drives pitch cam 204, core pulling cam 205, pitch cam 204, core pulling with pitch electric machine 201 Band cutter, cutter holder 209 are mobile respectively again for cam 205, compared with the lever of rocker arm passes in and out mode, not only realize cutter, The control respectively of cutter holder 209, pitch electric machine 201 drive the knife being transferred in pushing hands 211 through pitch cam 204, core pulling cam 205 Cutter holder 209 on tool, mandrel 208, also effectively increases the delivery efficiency of pitch electric machine 201；The work of slide plate 504 and wallboard 500 Dynamic installation, under the rotation of external regulation handle 214, can change by slide plate 504 relative to the movement of 500 relative position of wallboard Become position of the mandrel 208 with respect to wallboard 500, whole section is completed in the cooperation that the process and cutter, the independent position of cutter holder 209 are adjusted Away from change.

Wherein, during the installation process, pitch speed reducer 219 is solid by the side plate 2 502 of reducer pedestal 220 and wallboard 500 It is fixed, outer end (one end far from pitch electric machine 201) installation end cap of pitch cam 204 and core pulling cam 205 was installed, it is ensured that section Stabilization away from cam 204,205 working environment of core pulling cam；The settable connection latch segment in the lower end of pull rod 207, to facilitate cutter holder 209 and mandrel 208 installation；Slide plate 504 not simple straight panel structure, is that the junction of mandrel 208 is settable Empty boss, mandrel 208 pass through the middle vacancy of the cannular boss, and cutter holder 209 is located at vacancy in this.

To realize that better using effect, above scheme can also add as follows sleeve at regulation handle 216: regulation handle 214 is connected with sleeve 216, is equipped in sleeve 216 and adjusts screw rod 218, adjusts screw rod 218 and passes through link block It is fixed with slide plate 504, that is, realize the fixation of regulation handle 214 end and slide plate 504,208 side of mandrel is provided with block 505, The installation corresponding with screw rod 218 is adjusted of block 505, turn regulation handle 214 adjust 218 relative sleeve of screw rod, 216 length and change, It drives 209 position of cutter holder in the movement of lower plate 1c, mandrel 208 of slide plate 504 mobile with slide plate 504 through block 505 and changes, Realize the adjusting of pitch.

In this scenario, the rotatable end of regulation handle 214 is located at outside, after the other end covers sleeved 216, and inside End connection adjusts screw rod 218, adjusts screw rod 218 and is coupled with block 505, adjusts screw rod 218 and passes through link block 506 and slide plate 504 is fixed, it is ensured that position was adjusted goes on smoothly, wherein is fixed between sleeve 216 and wallboard 500 with nut seat；Slide plate 504 towards one end of wallboard 500 be fixture block, and card slot is arranged towards one end of mandrel 208 in wallboard 500, and fixture block is buckled in card slot. In this way, inner end relative sleeve 216 is mobile in the round end rotation of regulation handle 214, and then drive 214 end of regulation handle Relative sleeve 216 is mobile therewith for the adjusting screw rod 218 at end, and block 505 is mobile with screw rod 218 is adjusted, and then drives and change slide plate 504 is mobile, and in 504 moving process of slide plate, fixture block is mobile relative to card slot, and shows as slide plate 504 with respect to 2 502 position of side plate Change, and be embodied in the change of 209 upper and lower position of cutter holder.

To realize that better using effect, above scheme can also add as follows: pitch upper section 202 and side plate two Self-lubricating bearing 212 is installed, pitch bar 203 is equipped with lower self-lubricating bearing at the position of slide plate 504 between 502 213.Since during whole service, pitch upper section 202 exists with respect to side plate 2 502, pitch bar 203 with respect to slide plate 504 Upper self-lubricating bearing is arranged to avoid the phenomenon of killing in rotation in forward and reverse rotation at junction/contact position respectively 212, lower self-lubricating bearing 213 avoids this generation for killing phenomenon.

The application is applied to the adjusting of the pitch in spring processing, the course of work are as follows: in the pushing hands of pitch bar 203 Cutter is installed on 211, after cutter holder 209 is loaded on mandrel 208, regulation handle 214 is rotated, drives and adjust 218 relative sleeve of screw rod 216 is mobile, and then changes slide plate 504 with respect to position to 208 position of mandrel of wallboard 500 and be suitable for；Start pitch electric machine 201, section Core pulling cam 205, pitch cam 204 is driven to rotate by pitch speed reducer 219 away from motor 201, the rotation of core pulling cam 205 drives Mandril 206 moves up and down (the upper and lower upper and lower position referred in Fig. 3) with respect to side plate 2 502, and then through pull rod 207 with moving mandrel Cutter holder 209 on 208 moves up and down (the upper and lower upper and lower position referred in Fig. 3) with respect to side plate 2 502；At the same time, pitch The rotation of cam 204 drives pitch upper section 202 to move up and down (the upper and lower upper and lower position referred in Fig. 3) with respect to side plate 2 502, saves Driving pitch bar 203 to move up and down with respect to side plate 2 502 by pitch pole socket 210 away from upper section 202, (this is upper and lower to refer in Fig. 3 Upper and lower position), i.e., the cutter in drive pushing hands 211 moves up and down (the upper and lower upper bottom referred in Fig. 3 with respect to side plate 2 502 It sets)；Pitch electric machine 201, regulation handle 214 and core pulling cam 205, pitch cam 204 cooperate, and realize the regulation of pitch.

(3) determination of spring diameter

The multidiameter shaft 400 of diameter changing mechanism completes the control of spring diameter.

In conjunction with Fig. 7, diameter changing mechanism includes variable diameter motor 414, variable diameter Rocker arm 4 01, torsional spring mandril 403, Rocker arm 4 06 and swing arm 410, variable diameter motor 414, which is connected, camshaft 418, and 418 end of camshaft is equipped with variable diameter Rocker arm 4 01, in conjunction with Fig. 9 and figure 10, the output end of variable diameter Rocker arm 4 01 is connect with sliding block 402, and input terminal is then connected with multidiameter shaft 400, and multidiameter shaft 400 is logical It crosses hexagonal pull rod 405 and is connected to torsional spring mandril 403, torsional spring mandril 403 is V-shaped, and bending part is solid with axis (being not marked in figure) Surely ensure that it is freely rotated, the other end is then connect by long hexagonal pull rod 409 with Rocker arm 4 06, and Rocker arm 4 06 (is not marked with axis in figure Note) fixation ensures that it is freely rotated, the other end is then fastened with the buckling groove in swing arm 410, and the buckling groove of 410 other side of swing arm is logical Driven bearing 421 is crossed to connect with camshaft 418.

Specifically, during the installation process, it is set with torsional spring cam 413 by two torsional spring cam chairs on camshaft 418, It is set with diameter variable cam 412 by camshaft 418, torsional spring cam 413 drives torsional spring mandril 403 to rotate, and diameter variable cam 412 drives Variable diameter push rod 419 rotates.It is furthermore preferred that be equipped with adjusting rod 420 on torsional spring cam chair, torsional spring cam chair and adjusting rod 420 it Between be preferably provided with adjusting block, adjusting rod 420 is adjusted with release handle 423.

With the connection of shaft 404 between long hexagonal pull rod 409 and torsional spring mandril 403, it is ensured that the smoothness of power transmitting.

To realize that more using effects, above scheme can also add variable diameter speed reducer 415 as follows and become Diameter shaft coupling 416: in conjunction with Fig. 9, variable diameter motor 414 is connect with variable diameter speed reducer 415, and variable diameter connection is installed on variable diameter speed reducer 415 Axis device 416, connects camshaft 418 on variable diameter shaft coupling 416, i.e. realization variable diameter motor 414 and camshaft 418 is connected. It is furthermore preferred that variable diameter speed reducer 415 is fixed on wallboard by variable diameter reducer pedestal 417.Variable diameter motor 414, variable diameter speed reducer 415, variable diameter shaft coupling 416 is fixedly mounted on wallboard, has not only ensured the stability of installation, but also during realizing power transmission The consistency of axis, avoids the occurrence of dynamic torque, and the generation rate of noise is effectively reduced.

When the application is applied the variable diameter process in spring processing, in conjunction with Figure 11, start variable diameter motor 414, camshaft 418 rotate with it, and the variable diameter Rocker arm 4 01 for driving its end to install is swung, and 01 output end of variable diameter Rocker arm 4 pushes sliding block 402 to pass in and out, It realizes the displacement of sliding block 402 in the horizontal direction, and shows as spring horizontal diameter to be processed and change；At the same time, variable diameter Axis 400 is connect with torsional spring mandril 403, and torsional spring mandril 403 and 06 two cam bits of Rocker arm 4 pass through long hexagonal pull rod 409 and axis side Formula installation, band movable slider 402 move up and down；And be then connected between camshaft 418 and Rocker arm 4 06 with the realization of swing arm 410, become Diameter Rocker arm 4 01 is sleeved on camshaft 418, and swing arm 410 is also sleeved on the camshaft 418 by driven bearing 421, the two set On same axis, driving error is small.

(4) cut off operation:

When the entire length of spring is rolled up to when setting length, cutting motor 301 starts, upper cut-out axle 300a, lower cut-out axle 300b drives two cutoff tools 306 close to wire rod transport path, wire rod is cut off, the wire rod of subsequent entrance then enters next bullet The coiling process of spring；The spacing in adjustment spring between two coils is such as needed, then variable pitch cam is changed by pitch electric machine 201 204, the rotation of core pulling cam 205, pitch bar 203 and the disengaging distance of mandrel 208 change, that is, complete the adjusting of pitch, so anti- It is multiple.

Wherein, in conjunction with Fig. 6, cutting mechanism includes upper cut-out axle 300a and lower cut-out axle 300b, and upper cut-out axle 300a is under Cut-out axle 300b is symmetrically arranged on wire rod transport path, is driven respectively by two cutting motors 301, and upper cut-out axle 300a is under Cut-out axle 300b structure is identical, includes shaft body 302 and is set to the connecting shaft 303 of 302 end of shaft body, and connecting shaft 303 with shaft body 302 be eccentric integral structure, is set with cutting bearing block 304 in connecting shaft 303, cutting bearing block 304 with It is fixed to cut off pressing plate 305, cutoff tool 306 is mounted on cutting pressing plate 305, after realizing that spring rolls in variable diameter process Wire rod cutting.

When wire rod is sent between upper cut-out axle 300a, lower cut-out axle 300b, cutting motor 301 works, and drives cutting Axis rotation, it is in the connecting shaft 303 of eccentric structure, due to 304 sets of bearing block of cutting which is transferred to by shaft body 302 therewith It in connecting shaft 303, and cuts off pressing plate 305 and is fixed on cutting bearing block 304 by adjusting bolt, when 303 phase of connecting shaft When doing eccentric circular motion to shaft body 302, which is converted into cutting pressing plate 305 through cutting off bearing block 304 It moves up and down, and cutoff tool 306 is driven to move up and down therewith, done between upper and lower two cutoff tools while close to wire rod conveying path The cutting of wire rod is completed in diameter or movement simultaneously far from wire rod transport path.Which cuts off traditional symmetrical axle construction Axis is converted to 303 two parts of shaft body 302 and connecting shaft of eccentric structure, in rotation process, is converted into when by the eccentric rotary , it can be achieved that 360 ° are cut off when the up and down motion of cutoff tool 306, and entire power transmission process is not necessarily to additional accessory, Ji Keshi Existing, cutting speed is high, and kinetic energy transmission efficiency is high.

In the above scheme, the connection between shaft body 302 and wallboard 500 can also be preferably provided with as follows: axis Ontology 302 is set with deep groove ball bearing with 3 503 junction of side plate and is attached, and in 3 503 inside of side plate (towards side plate one 501 side) it is fixed with spacer.The setting of deep groove ball bearing avoids stinging for cut-out axle rotating middle shaft ontology 302 and wallboard 500 Dead phenomenon, it is ensured that the fluency of rotation.Spacer then forms certain protection to the bascule.

In assembling process, we have also done innovative works to cutting motor 301 and being connected for cut-out axle: cutting Motor 301 is connected with cutting speed reducer 307, the shaft body that cutting speed reducer 307 is connected to cut-out axle by cutting off shaft coupling 309 302, formation cutting motor 301 is connected with cut-out axle.

During the installation process, the side plate 1 that cutting speed reducer 307 is fixed on wallboard 500 by cutting off reducer pedestal 308 On.Cutting motor 301, cutting speed reducer 307, cutting shaft coupling 309 are fixed on wallboard 500 by cutting off reducer pedestal 308, Not only it had ensured the stability of installation, but also has realized the consistency of power transmission axis, and avoided the occurrence of dynamic torque, be effectively reduced and make an uproar The generation rate of sound.

In assembling process, we have also done innovative works to the mounting means of cutting pressing plate 305 and cutoff tool 306: It is provided with cutter pressing plate 310 on cutting pressing plate 305, cutter pressing plate 310 is located at 306 side of cutoff tool, when wire rod by cutting above and below When between off-axis, wire rod is fixed cutter pressing plate 310, and cutoff tool 306 falls on wire rod again at this time, is conducive to determination and cuts Site is cut, to assist the cutting work of cutoff tool.

The application is applied to the cutting of wire rod, in conjunction with Fig. 6, when the wire rod transport path for completing spooling length is cut at two When between breaking 306, cutting motor 301 starts, and power is sent to cutting through cutting speed reducer 307 and cutting shaft coupling 309 Rotation is transferred to connecting shaft 303 by the shaft body 302 of axis, shaft body 302, since connecting shaft 303 and shaft body 302 are eccentric knot Structure, thus show as connecting shaft 303 and cut off the eccentric circular motion of bearing block 304, the eccentric circular motion is through cut-out axle Hold after seat 304 and then be converted into the up and down motion of cutting pressing plate 305 and cutoff tool 306, two 306 collective effects of cutoff tool, then It is presented as 360 ° of cuttings of wire rod.Entire transmission process transfer part and accessory are less, thus power transmitting is fast, and cutting efficiency is high.

Claims (9)

1. a kind of low noise type high speed spring coiling machine, it is characterised in that: including wallboard and the thread feeding mechanism being installed on wallboard, section Distance regulating mechanism, cutting mechanism, diameter changing mechanism, the wallboard are the integral type C words being made of side plate one, side plate two and side plate three Shape structure, thread feeding mechanism include upper line sending axis, lower line sending axis, and upper line sending axis and lower line sending axis are parallel with side wall two, and run through side Plate one and side plate three, lower line sending axis are connect with line sending motor linkage, are respectively installed with line sending tooth on lower line sending axis, upper line sending axis Wheel, and two wire feeding gears are intermeshed；Pitch adjusting mechanism includes pitch electric machine and pitch axis, pitch axis include pitch upper section and Pitch bar, pitch electric machine is connected respectively pitch cam and core pulling cam, and mandril is arranged below core pulling cam, and mandril passes through Side plate two, be connected has pull rod at its end, and pull rod end passes through slide plate and is equipped with mandrel, on the mandrel of slide plate junction It is set with cutter holder, pitch cam is connect with pitch upper section, and pitch upper section passes through side plate two, and there are two pitches by pitch pole socket dress Bar, pitch bar end pass through slide plate and are equipped with pushing hands, and with respect to three activity installation of side plate, mandrel and pushing hands cooperate in wire rod slide plate The adjusting of spacing is carried out in winding；Cutting mechanism includes upper cut-out axle and lower cut-out axle, and upper cut-out axle and lower cut-out axle are symmetrically pacified Loaded on wire rod transport path, respectively by two cutting motor drivens, upper cut-out axle is identical as lower cut-out axle structure, includes axis Ontology and the connecting shaft for being set to shaft body end, and connecting shaft and shaft body are eccentric integral structure, are set in connecting shaft There is cutting bearing block, cutting bearing block is fixed with cutting pressing plate, and cutoff tool is mounted on cutting pressing plate, to realize in variable diameter process Wire rod after spring rolls is cut off；The multidiameter shaft of the diameter changing mechanism completes the control of spring diameter.

2. a kind of low noise type high speed spring coiling machine as described in claim 1, it is characterised in that: the upper line sending axis and line sending tooth Tensioning sleeve is separately installed between wheel, lower line sending axis and wire feeding gear.

3. a kind of low noise type high speed spring coiling machine as described in claim 1, it is characterised in that: also set above the upper line sending axis It is equipped with handle, mandril, pressing plate, pressure spring and connecting plate, mandril is set below handle, mandril swings with handle and moved up and down, and pushes up It is fixed with pressing plate below bar, between pressing plate and connecting plate, connecting plate is installed on line sending axis pressure spring.

4. a kind of low noise type high speed spring coiling machine as claimed in claim 3, it is characterised in that: the handle is installed on eccentric wheel On, mandril is located at below eccentric wheel.

5. a kind of low noise type high speed spring coiling machine as claimed in claim 3, it is characterised in that: be also equipped on the connecting plate Tension spring, the tension spring other end are then fixed by spring base.

6. a kind of low noise type high speed spring coiling machine as described in claim 1, it is characterised in that: in the pitch adjusting mechanism, Sliding block is connect with regulation handle, and regulation handle passes through side plate three, and fixes its end with slide plate.

7. a kind of low noise type high speed spring coiling machine as described in claim 1, it is characterised in that: the diameter changing mechanism further includes having Variable diameter motor, variable diameter rocker arm, torsional spring mandril, rocker arm and swing arm, variable diameter motor linkage are connected with camshaft, camshaft mandrel end installation There is variable diameter rocker arm, the output end of variable diameter rocker arm is connect with sliding block, and input terminal is then connected with multidiameter shaft, and multidiameter shaft passes through six Brail is connected to torsional spring mandril, and torsional spring mandril is V-shaped, and bending part is fixed with axis, and the other end then passes through long hexagonal pull rod Connect with rocker arm, rocker arm is fixed with axis, and the other end is then fastened with the buckling groove in swing arm, the buckling groove of the swing arm other side by from Dynamic bearing and cam axis connection.

8. a kind of low noise type high speed spring coiling machine as claimed in claim 7, it is characterised in that: pass through torsional spring on the camshaft Cam chair is set with torsional spring cam and diameter variable cam, the rotation of torsional spring cam driven torsional spring mandril, and diameter variable cam drives variable diameter push rod Rotation.

9. a kind of low noise type high speed spring coiling machine as claimed in claim 8, it is characterised in that: installed on the torsional spring cam chair There is adjusting rod, adjusting rod is adjusted with regulation handle.