CN117862317A - Multi-station tensioning wheel spinning integrated forming device - Google Patents
Multi-station tensioning wheel spinning integrated forming device Download PDFInfo
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- CN117862317A CN117862317A CN202410096792.0A CN202410096792A CN117862317A CN 117862317 A CN117862317 A CN 117862317A CN 202410096792 A CN202410096792 A CN 202410096792A CN 117862317 A CN117862317 A CN 117862317A
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- 238000009987 spinning Methods 0.000 title claims abstract description 61
- 230000007246 mechanism Effects 0.000 claims abstract description 143
- 238000007493 shaping process Methods 0.000 claims abstract description 116
- 230000008719 thickening Effects 0.000 claims abstract description 61
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 241000251468 Actinopterygii Species 0.000 claims description 9
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010035 extrusion spinning Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
- B21D22/14—Spinning
- B21D22/16—Spinning over shaping mandrels or formers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/26—Making other particular articles wheels or the like
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- Mechanical Engineering (AREA)
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Abstract
The invention provides a multi-step tensioning wheel spinning integrated forming device, which belongs to the technical field of precision forming, and comprises an axial screw lifting mechanism, a shoveling and shaping mechanism, a thickening and pushing mechanism and a blank driving mechanism, wherein the axial screw lifting mechanism is arranged at the top of the forming device, an upper core mould is fixed at the middle position of the bottom of the axial screw lifting mechanism, and the axial screw lifting mechanism is used for driving the upper core mould to perform lifting movement; the shovel rotary shaping mechanism is fixed on the left side and the right side of the upper core die, the shovel rotary shaping mechanism comprises a shovel rotary feeding wheel and a shovel rotary shaping wheel, the shovel rotary feeding wheel and the shovel rotary shaping wheel are axially symmetrically arranged on two sides of the upper core die, and the device can solve the problem that the existing spinning integrated shaping device cannot realize shovel rotary shaping or thickening shaping of a tensioning wheel in the same equipment, and is difficult to realize conversion control of rotary wheels according to different spinning stages.
Description
Technical Field
The invention belongs to the technical field of precision forming, and particularly relates to a multi-station tensioning wheel spinning integrated forming device.
Background
The tension roller spinning process is one kind of plastic forming process with less or even no cutting, and is one kind of plastic deformation material flow transferring process. The spinning applied to the tensioning wheel is improved on the basis of core die spinning, belongs to the special spinning category, and can effectively improve the flexibility of the process, lighten the weight of a workpiece, improve the inner surface quality of a spinning piece, ensure the integrity of the tensioning wheel and obviously improve the quality of the workpiece. The shoveling and rolling are carried out by cutting a feeding rotary wheel with a slightly smaller fillet radius into a plate surface along an angle direction with the axis of a rotating circular plate-shaped blank and carrying out radial shoveling and rolling, so that the blank is divided into two parts, and one part is not shoveled and is left in place; the other part is scooped up obliquely by the spinning wheel to generate radial plastic flow, and a cylindrical part of the workpiece is obtained. The thickening, pushing, shaping and spinning is to press a circular plate blank on an upper core die and a lower core die of spinning equipment, drive the core die and the blank to rotate by a main shaft, and apply pressure to the blank by using a spinning thickening wheel with a special structure to generate continuous and point-by-point plastic deformation, so as to obtain a plastic processing method of a revolving body part with a thickened outer edge of a flat plate.
Chinese patent publication No. CN104942593a (application No. CN 201510243639.7) discloses a pulley extrusion-spinning near-net forming device, which comprises a base, wherein extrusion piston rods of extrusion hydraulic cylinders on two sides of the base are connected with extrusion rods, the extrusion rods are matched with pulley connecting shafts, the pulley connecting shafts are connected with driven pulleys, the driven pulleys are connected with driving pulleys connected to a rotating shaft, the rotating shaft is connected with a servo motor, the ends of the extrusion rods are connected with extrusion dies, and the two extrusion dies axially clamp a workpiece blank; the base is connected with a spinning support, spinning hydraulic cylinders are uniformly distributed on the spinning support along the circumference, spinning piston rods of the spinning hydraulic cylinders are connected with a spinning connecting frame, the spinning connecting frame is connected with a sliding block, the sliding block is matched with a sliding rail fixed on the spinning support, the spinning connecting frame is connected with a spinning die through a spinning die fixing seat, the spinning die is radially matched with a workpiece blank, and the tensioning wheel is subjected to near-net forming through the matching of spinning and extrusion.
However, the existing spinning integrated forming device cannot realize shoveling or thickening and shaping of the tensioning wheel in the same equipment, and conversion control of the spinning wheel is difficult to realize according to different stages of spinning.
Disclosure of Invention
In view of the above, the invention provides a multi-step tensioning wheel spinning integrated forming device, which can solve the problems that the existing spinning integrated forming device can not realize shoveling or thickening shaping of a tensioning wheel in the same equipment, and the conversion control of the spinning wheel is difficult to realize according to different stages of spinning.
The invention is realized in the following way:
the invention provides a multi-step tensioning wheel spinning integrated forming device which comprises an axial screw lifting mechanism, a shoveling and shaping mechanism, a thickening and pushing mechanism and a blank driving mechanism, wherein the axial screw lifting mechanism is arranged at the top of the whole forming device, an upper core mould is fixed at the middle position of the bottom of the axial screw lifting mechanism, and the axial screw lifting mechanism is used for driving the upper core mould, the shoveling and shaping mechanism and the thickening and pushing mechanism to perform lifting movement; the shoveling and rotating shaping mechanism is fixed on the left side and the right side of the upper core mold, the shoveling and rotating shaping mechanism comprises a shoveling and rotating feeding wheel and a shoveling and rotating shaping wheel, the shoveling and rotating feeding wheel and the shoveling and rotating shaping wheel are axially symmetrically arranged on the two sides of the upper core mold, and the shoveling and rotating shaping mechanism is used for driving the shoveling and rotating feeding wheel and the shoveling and rotating shaping wheel to horizontally feed and move along the radial direction of the rotating wheel; the thickening and pushing mechanism is also fixed at the two sides of the upper core mold, a thickening wheel and a pushing and shaping wheel are arranged at the bottom of the thickening and pushing mechanism, the thickening wheel and the pushing and shaping wheel are symmetrically arranged at the two sides of the upper core mold, and the thickening and pushing mechanism is used for driving the thickening wheel and the pushing and shaping wheel to perform radial feeding movement; the blank driving mechanism is fixed at the bottom of the axial screw lifting mechanism, a lower core die is fixed at the top center of the blank driving mechanism, and the blank driving mechanism is used for driving the lower core die to rotate.
On the basis of the technical scheme, the multi-step tensioning wheel spinning integrated forming device can be improved as follows:
the axial screw lifting mechanism comprises a lifting assembly and a mounting connecting assembly, the mounting connecting assembly is fixed at the top of the axial screw lifting mechanism, the lifting assembly is fixed at the top of the mounting connecting assembly, the shoveling and shaping mechanism and the thickening and pushing mechanism are fixed on the mounting connecting assembly, and the mounting connecting assembly is used for supporting the lifting assembly and providing a sliding track for the shoveling and shaping mechanism and the thickening and pushing mechanism; the lifting assembly is used for driving the installation connecting assembly, the shoveling and rotating shaping mechanism and the thickening pushing mechanism which are fixed on the installation connecting assembly to lift in the upper and lower positions.
Further, the installation connecting assembly comprises an axial lifting screw rod, a top plate, a stand column and a cross sliding groove lifting plate, the axial lifting screw rod is connected with the lifting assembly, the bottom of the axial lifting screw rod is sequentially fixed with the cross sliding groove lifting plate and the upper core mold, the cross sliding groove lifting plate and the upper core mold are symmetrically arranged relative to the axial lifting screw rod, and the cross sliding groove lifting plate is used for fixing the shoveling and shaping mechanism and the thickening and pushing mechanism and providing a moving track for the shoveling and shaping mechanism and the thickening and pushing mechanism; the top plate is arranged between the lifting assembly and the cross sliding groove lifting plate and used for fixing the lifting assembly, a through hole is formed in the middle of the top plate, and the axial lifting screw rod penetrates through the through hole and is fixedly connected with the cross sliding groove lifting plate and the upper core die; the stand includes 4, fixes respectively in the bottom position all around of roof, the bottom of roof with blank actuating mechanism's top is connected.
Further, the lifting assembly comprises an axial hydraulic motor, an axial lifting speed reducer mounting disc, an axial lifting commutator and an axial lifting commutator mounting disc, wherein the axial hydraulic motor is fixed on the top plate through the axial lifting speed reducer mounting disc, and the axial hydraulic motor is used for providing lifting power for the upper core mold, the shoveling and shaping mechanism and the thickening and pushing mechanism; the axial lifting commutator is fixed on the top plate through the axial lifting commutator mounting plate and is used for driving the axial lifting screw rod to reversely rotate; the axial lifting speed reducer is further arranged at the middle position of the axial hydraulic motor and the axial lifting speed reducer mounting disc.
Further, the shovel screwing shaping mechanism comprises a radial feeding electric cylinder, a screwing wheel support, a hydraulic cylinder, a cylinder body, a pre-tightening mechanism and a screwing wheel bearing, wherein the radial feeding electric cylinder comprises two parts, the two parts are respectively fixed at the upper part of the cross chute lifting plate and correspond to the groove position of the cross chute lifting plate, the two radial feeding electric cylinders are respectively arranged at the shovel screwing feeding wheel and the top position of the shovel screwing shaping wheel and symmetrically arranged relative to the upper core mould, the screwing wheel support, the hydraulic cylinder, the cylinder body and the pre-tightening mechanism are respectively arranged between the radial feeding electric cylinder and the shovel screwing feeding wheel as well as between the radial feeding electric cylinder and the shovel screwing shaping wheel, the screwing wheel support penetrates through the groove on the cross chute lifting plate and is fixed at the bottom of the radial feeding electric cylinder, the hydraulic cylinder and the bottom of the screwing wheel support are fixedly connected at a certain angle, and the cylinder body is fixed between the hydraulic cylinder and the shovel screwing shaping wheel, and the shovel screwing wheel is used for driving the shovel feeding cylinder to move along the hydraulic cylinder and the shovel feeding wheel.
Further, the pretightening mechanism and the rotating wheel bearing are arranged between the cylinder and the shovel screwing feed wheel, and between the cylinder and the shovel screwing shaping wheel, and the pretightening mechanism is fixed at the connection position of the cylinder and the shovel screwing feed wheel and the shovel screwing shaping wheel and is used for reducing the vibration amplitude of the shovel screwing feed wheel and the shovel screwing shaping wheel; the rotary wheel bearing is fixed at the position of the shoveling and rotating feed wheel and the shoveling and rotating shaping wheel, which is far away from the cylinder body, and is used for driving the shoveling and rotating feed wheel and the shoveling and rotating shaping wheel to rotate.
The beneficial effects of adopting above-mentioned improvement scheme are: through setting up pretension mechanism, realize the fine setting of two shovel revolves wheel positions, the blank is more favorable to the stable shaping of work piece with the inseparable laminating of revolver, alleviates the fluctuation of revolver.
Further, the radial feeding electric cylinder comprises an electric cylinder servo motor, a transmission box main body, a synchronous belt pulley tooth motor, a bearing seat, an electric cylinder feed screw, a push rod and an electric cylinder fish eye, wherein the electric cylinder servo motor is connected with the synchronous belt pulley tooth motor, the electric cylinder feed screw and the synchronous belt pulley tooth motor are jointly installed at one side of the transmission box main body, the electric cylinder feed screw is installed in the push rod, one end of the rotary wheel support is connected to the electric cylinder fish eye, and one end of the rotary wheel support is fixed to the hydraulic cylinder.
Further, the hydraulic cylinder comprises a hydraulic cylinder barrel and a piston rod, wherein the piston rod is fixed in the hydraulic cylinder barrel, and one end of the piston rod is connected in the cylinder body through threads;
the round angle of the shovel precession feeding wheel is smaller than the round angle of the shovel precession shaping wheel, and one side position of the shovel precession shaping wheel is provided with an inclined blocking surface.
The beneficial effects of adopting above-mentioned improvement scheme are: the small shovel precession feeding wheel fillet is beneficial to shoveling blank plates, the large shovel precession shaping wheel fillet and the design of the inclined blocking surface are beneficial to limiting the material flow in the later stage of shaping of the inner cylinder body of the tensioning wheel, and a certain shaping effect is achieved.
Further, the thickening wheel and the pushing shaping wheel are fixed on the electric cylinder fish eyes through the rotary wheel stand columns.
Further, the blank driving mechanism comprises a blank driving hydraulic motor, a bottom plate, a circular notch and a base, wherein the base is fixed at the bottommost part of the device, the blank driving hydraulic motor is arranged in the base, and the top of the base is fixedly connected with the upright post; the bottom plate is arranged between the lower core die and the blank driving hydraulic motor, the circular notch is fixed at the middle position of the lower core die, and the blank is fixed on the lower core die.
Compared with the prior art, the multi-step tensioning wheel spinning integrated forming device has the beneficial effects that: the shovel rotary shaping mechanism is arranged to drive the shovel rotary feeding wheel and the shovel rotary shaping wheel to horizontally feed and feed along the radial direction of the rotary wheel, so that the problem that the existing spinning integrated forming device cannot realize shovel rotary or thickening shaping of a tensioning wheel in the same equipment and is difficult to realize conversion control of the rotary wheel according to different spinning stages can be solved; the thickening pushing mechanism is arranged to drive the thickening wheel and the pushing shaping wheel to perform radial feeding movement; and the blank driving mechanism is used for driving the lower core die to rotate.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments of the present invention will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a multi-step tensioner spinning integrated forming apparatus;
FIG. 2 is a schematic structural view of an axial lead screw lifting mechanism;
FIG. 3 is a schematic structural view of a spade rotary shaping mechanism;
FIG. 4 is a schematic structural view of a sectional view of an electric cylinder;
FIG. 5 is a cross-sectional view of the truing wheel and hydraulic cylinder;
FIG. 6 is a schematic diagram of a thickening pushing mechanism;
FIG. 7 is a schematic view of the blank drive mechanism;
FIG. 8 is a schematic diagram of a plastic deformation flow;
in the drawings, the list of components represented by the various numbers is as follows:
1. an axial lead screw lifting mechanism; 101. an axial hydraulic motor; 102. an axial lifting speed reducer; 103. an axial lifting speed reducer mounting disc; 104. an axial lifting commutator; 105. an axial lifting commutator mounting plate; 106. an axial lifting screw rod; 107. a top plate; 108. an upper core mold; 109. a column; 110. a cross chute lifting plate; 2. a shoveling and shaping mechanism; 201. a radial feeding electric cylinder; 201-1, an electric cylinder servo motor; 201-2, a transmission case body; 201-3, a synchronous pulley gear motor; 201-4, a bearing; 201-5, bearing seat; 201-6, feeding a screw rod by an electric cylinder; 201-7, push rod; 201-8, electric jar fish eyes; 202. a rotary wheel bracket; 203. a hydraulic cylinder; 203-1, a hydraulic cylinder barrel; 203-2, a piston rod; 204. a cylinder; 205. a pre-tightening mechanism; 206. a shovel precession feed wheel; 207. a shoveling shaping wheel; 208. a spin wheel bearing; 3. a thickening pushing mechanism; 301. a spin wheel column; 302. a thickening wheel; 303. pushing and shaping wheels; 4. a blank driving mechanism; 401. a blank driving hydraulic motor; 402. a lower core mold; 403. a bottom plate; 404. a circular slot; 405. and (5) a base.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
1-8, the structure schematic diagram of the multi-step tensioning wheel spinning integrated forming device provided by the invention comprises an axial screw lifting mechanism 1, a shoveling and shaping mechanism 2, a thickening and pushing mechanism 3 and a blank driving mechanism 4, wherein the axial screw lifting mechanism 1 is arranged at the top of the whole forming device, an upper core mould 108 is fixed at the middle position of the bottom of the axial screw lifting mechanism 1, and the axial screw lifting mechanism 1 is used for driving the upper core mould 108, the shoveling and shaping mechanism 2 and the thickening and pushing mechanism 3 to lift; the shoveling and shaping mechanism 2 is fixed on the left side and the right side of the upper core mold 108, the shoveling and shaping mechanism 2 comprises a shoveling and precessing wheel 206 and a shoveling and shaping wheel 207, the shoveling and precessing wheel 206 and the shoveling and shaping wheel 207 are axially symmetrically arranged at the two sides of the upper core mold 108, and the shoveling and shaping mechanism 2 is used for driving the shoveling and precessing wheel 206 and the shoveling and shaping wheel 207 to perform horizontal feeding and feeding movement along the radial direction of the rotary wheel; the thickening and pushing mechanism 3 is also fixed at the two sides of the upper core mold 108, a thickening wheel 302 and a pushing and shaping wheel 303 are arranged at the bottom of the thickening and pushing mechanism 3, the thickening wheel 302 and the pushing and shaping wheel 303 are symmetrically arranged at the two sides of the upper core mold 108, and the thickening and pushing mechanism 3 is used for driving the thickening wheel 302 and the pushing and shaping wheel 303 to perform radial feeding movement; the blank driving mechanism 4 is fixed at the bottom position of the axial screw lifting mechanism 1, the lower core mold 402 is fixed at the top center position of the blank driving mechanism 4, and the blank driving mechanism 4 is used for driving the lower core mold 402 to rotate.
In the above technical solution, the axial screw lifting mechanism 1 includes a lifting assembly and a mounting connection assembly, the mounting connection assembly is fixed at the top position of the axial screw lifting mechanism 1, the lifting assembly is fixed at the top of the mounting connection assembly, the shoveling and shaping mechanism 2 and the thickening and pushing mechanism 3 are fixed on the mounting connection assembly, and the mounting connection assembly is used for supporting the lifting assembly and providing sliding tracks for the shoveling and shaping mechanism 2 and the thickening and pushing mechanism 3; the lifting component is used for driving the installation connecting component, the shoveling and rotating shaping mechanism 2 and the thickening pushing mechanism 3 which are fixed on the installation connecting component to lift in the upper and lower positions.
Further, in the above technical solution, the installation connection assembly includes an axial lifting screw 106, a top plate 107, a column 109 and a cross chute lifting plate 110, the axial lifting screw 106 is connected with the lifting assembly, the bottom of the axial lifting screw 106 is sequentially fixed with the cross chute lifting plate 110 and an upper core mold 108, the cross chute lifting plate 110 and the upper core mold 108 are symmetrically arranged about the axial lifting screw 106, the cross chute lifting plate 110 is used for fixing the shovel shaping mechanism 2 and the thickening pushing mechanism 3 and providing a moving track for the shovel shaping mechanism 2 and the thickening pushing mechanism 3; the top plate 107 is arranged between the lifting assembly and the cross chute lifting plate 110 and used for fixing the lifting assembly, a through hole is formed in the middle of the top plate 107, and the axial lifting screw 106 penetrates through the through hole and is fixedly connected with the cross chute lifting plate 110 and the upper core die 108; the stand column 109 comprises 4 stand columns which are respectively fixed at the periphery of the bottom of the top plate 107, and the bottom of the top plate 107 is connected with the top of the blank driving mechanism 4.
Further, in the above technical solution, the lifting assembly includes an axial hydraulic motor 101, an axial lifting speed reducer 102, an axial lifting speed reducer mounting plate 103, an axial lifting commutator 104 and an axial lifting commutator mounting plate 105, the axial hydraulic motor 101 is fixed on the top plate 107 through the axial lifting speed reducer mounting plate 103, and the axial hydraulic motor 101 is used for providing lifting power for the upper core mold 108, the shoveling and shaping mechanism 2 and the thickening and pushing mechanism 3; the axial lifting commutator 104 is fixed on the top plate 107 through an axial lifting commutator mounting plate 105, and the axial lifting commutator 104 is used for driving an axial lifting screw 106 to reversely rotate; an axial lifting speed reducer 102 is also provided in the intermediate position between the axial hydraulic motor 101 and the axial lifting speed reducer mounting plate 103.
When the hydraulic shovel is used, the main shaft of the axial hydraulic motor 101 rotates, the axial lifting screw 106 is driven to move up and down by the axial lifting speed reducer 102 arranged on the axial lifting speed reducer mounting disc 103 and the axial lifting reverser 104 arranged on the axial lifting reverser mounting disc 105, and the axial lifting screw 106 carries out axial movement together with the upper core die 108 and the cross chute lifting plate 110, so that lifting of the shovel precession feed wheel 206, the shovel precession shaping wheel 207, the thickening wheel 302 and the pushing shaping wheel 303 is realized.
Further, in the above technical solution, the shovel rotor shaping mechanism 2 includes a radial feeding electric cylinder 201, a rotor support 202, a hydraulic cylinder 203, a cylinder 204, a pretensioning mechanism 205 and a rotor bearing 208, where the radial feeding electric cylinder 201 includes two radial feeding electric cylinders, the two radial feeding electric cylinders 201 are respectively fixed at the upper positions of the cross chute lifting plate 110 and correspond to the groove positions of the cross chute lifting plate 110, the two radial feeding electric cylinders 201 are respectively disposed at the top positions of the shovel rotor 206 and the shovel rotor shaping wheel 207, symmetrically disposed about the upper core mold 108, the rotor support 202, the hydraulic cylinder 203, the cylinder 204 and the pretensioning mechanism 205 are disposed between the radial feeding electric cylinders 201 and the shovel rotor 206 and between the radial feeding electric cylinders 201 and the shovel rotor shaping wheel 207, and the cylinder 203 passes through the grooves on the cross chute lifting plate 110, the hydraulic cylinder 203 is fixedly connected with the bottom of the cross chute lifting plate 110, and the cylinder 204 is fixedly disposed between the hydraulic cylinder 203 and the shovel rotor 206, and the hydraulic cylinder 203 is used for driving the hydraulic cylinder 203 to move along the direction of the shovel rotor 206 and the shovel rotor shaping wheel 207.
Further, in the above technical solution, a pretensioning mechanism 205 and a rotor bearing 208 are disposed between the cylinder 204 and the shovel precession feeding wheel 206, and between the cylinder 204 and the shovel precession shaping wheel 207, and the pretensioning mechanism 205 is fixed at the connection position between the cylinder 204 and the shovel precession feeding wheel 206, and between the cylinder 204 and the shovel precession shaping wheel 207, for reducing the vibration amplitude of the shovel precession feeding wheel 206, and between the cylinder 204 and the shovel precession shaping wheel 207; the rotor bearing 208 is fixed at the position of the shovel screwing-in feeding wheel 206 and the shovel screwing-shaping wheel 207 away from the barrel 204, and is used for driving the shovel screwing-in feeding wheel 206 and the shovel screwing-shaping wheel 207 to rotate.
Further, in the above technical scheme, the radial feeding electric cylinder 201 comprises an electric cylinder servo motor 201-1, a transmission case main body 201-2, a synchronous pulley gear motor 201-3, a bearing 201-4, a bearing seat 201-5, an electric cylinder feed screw 201-6, a push rod 201-7 and an electric cylinder fish eye 201-8, wherein the electric cylinder servo motor 201-1 and the electric cylinder feed screw 201-6 are connected with the synchronous pulley gear motor 201-3 and are jointly installed at one side position of the transmission case main body 201-2, the electric cylinder feed screw 201-6 is installed in the push rod 201-7, one end of a rotary wheel support 202 is connected to the electric cylinder fish eye 201-8, and one end of the rotary wheel support 202 is fixed to the hydraulic cylinder 203.
When the shovel rotor is used, the electric cylinder servo motor 201-1 and the synchronous belt pulley gear motor 201-3 rotate to drive the electric cylinder feed screw 201-6 to screw and drive the push rod to stretch and retract, so that the shovel rotor 206 and the shovel rotor 207 move in the horizontal direction.
Further, in the above technical solution, the hydraulic cylinder 203 includes a cylinder barrel 203-1 and a piston rod 203-2, wherein the piston rod 203-2 is fixed inside the cylinder barrel 203-1, and one end of the piston rod 203-2 is connected in the cylinder body 204 through threads;
the round angle of the shovel screwing-in feeding wheel 206 is smaller than the round angle of the shovel screwing-shaping wheel 207, and a bevel baffle surface is arranged at one side position of the shovel screwing-shaping wheel 207.
In use, hydraulic cylinder 203 drives piston rod 203-2 to extend and retract to effect movement of shovel precession feed wheel 206 and shovel truing wheel 207 in the radial direction of the truing wheel.
Further, in the above technical solution, the thickening wheel 302 and the pushing shaping wheel 303 are fixed on the electric cylinder fish-eye 201-8 through the spinning wheel column 301.
Further, in the above technical solution, the blank driving mechanism 4 includes a blank driving hydraulic motor 401, a bottom plate 403, a circular notch 404, and a base 405, the base 405 is fixed at the bottommost part of the device, the blank driving hydraulic motor 401 is disposed in the base 405, and the top of the base 405 is fixedly connected with the upright column 109; a bottom plate 403 is provided between the lower core mold 402 and the blank driving hydraulic motor 401, a circular notch 404 is fixed at the intermediate position of the lower core mold 402, and a blank is fixed on the lower core mold 402.
When the blank driving hydraulic motor 401 is used, the internal worm gear is driven to rotate by the blank driving hydraulic motor 401, so that the lower core mold 402 is driven to rotate, and the blank fixed on the lower core mold rotates synchronously with the lower core mold; after the shoveling of the cylinder body on one side of the blank is completed, the blank is turned over, and the formed inner cylinder is placed in the circular notch 404, so that the upper core die 108 and the lower core die 402 of the blank are pressed tightly, and then the shoveling of the inner cylinder body on the other side can be performed.
Specifically, the principle of the invention is as follows: cutting a plate in the production process, blanking, and then carrying out shoveling and rotating processing; in the shoveling process, the upper core die 108 and the lower core die 402 rotate to drive the blank to rotate, the shoveling precession feeding wheel 206 is responsible for shoveling the required thickness of the round plate, the shoveling roller gradually forms a cylinder body, the shoveling shaping wheel 207 is responsible for repairing the cylinder body, and the final cylinder body height is determined. After the inner cylinder craftsman on one side finishes, turning over the blank, putting the processed inner cylinder into a circular notch 404, fixing the blank by an upper core die 108 and a lower core die 402, and shoveling out the inner cylinder on the other side by repeating the steps; in the thickening, pushing and shaping process of the tensioning wheel, the types of the upper core die 108 and the lower core die 402 need to be replaced firstly, the upper core die 108 and the lower core die 402 rotate to drive a workpiece to rotate under the action of friction force, the thickening wheel 302 rotates and feeds the thickening wheel to thicken the edge of the plate into a circle of bulges firstly, the pushing and shaping wheel 303 is replaced for feeding, and in the pushing and shaping process, the workpiece material flows along with the shape of the rotating wheel.
Claims (10)
1. The multi-step tensioning wheel spinning integrated forming device is characterized by comprising an axial screw lifting mechanism (1), a shoveling and shaping mechanism (2), a thickening and pushing mechanism (3) and a blank driving mechanism (4), wherein the axial screw lifting mechanism (1) is arranged at the top of the whole forming device, an upper core mold (108) is fixed at the middle position of the bottom of the axial screw lifting mechanism (1), and the axial screw lifting mechanism (1) is used for driving the upper core mold (108), the shoveling and shaping mechanism (2) and the thickening and pushing mechanism (3) to perform lifting movement; the shovel rotation shaping mechanism (2) is fixed on the left side and the right side of the upper core die (108), the shovel rotation shaping mechanism (2) comprises a shovel rotation feeding wheel (206) and a shovel rotation shaping wheel (207), the shovel rotation feeding wheel (206) and the shovel rotation shaping wheel (207) are axially symmetrically arranged on the two sides of the upper core die (108), and the shovel rotation shaping mechanism (2) is used for driving the shovel rotation feeding wheel (206) and the shovel rotation shaping wheel (207) to perform horizontal feeding and feeding movement along the radial direction of the rotation wheel; the thickening pushing mechanism (3) is also fixed at the two sides of the upper core mold (108), a thickening wheel (302) and a pushing shaping wheel (303) are arranged at the bottom of the thickening pushing mechanism (3), the thickening wheel (302) and the pushing shaping wheel (303) are symmetrically arranged at the two sides of the upper core mold (108), and the thickening pushing mechanism (3) is used for driving the thickening wheel (302) and the pushing shaping wheel (303) to perform radial feeding movement; the blank driving mechanism (4) is fixed at the bottom of the axial screw lifting mechanism (1), a lower core die (402) is fixed at the center of the top of the blank driving mechanism (4), and the blank driving mechanism (4) is used for driving the lower core die (402) to rotate.
2. The multi-step tensioning wheel spinning integrated forming device according to claim 1, wherein the axial screw lifting mechanism (1) comprises a lifting assembly and a mounting connection assembly, the mounting connection assembly is fixed at the top position of the axial screw lifting mechanism (1), the lifting assembly is fixed at the top of the mounting connection assembly, the shoveling and shaping mechanism (2) and the thickening and pushing mechanism (3) are fixed on the mounting connection assembly, and the mounting connection assembly is used for supporting the lifting assembly and providing sliding tracks for the shoveling and shaping mechanism (2) and the thickening and pushing mechanism (3); the lifting assembly is used for driving the installation connecting assembly, the shoveling and rotating shaping mechanism (2) fixed on the installation connecting assembly and the thickening pushing mechanism (3) to lift up and down.
3. The multi-step tensioning wheel spinning integrated forming device according to claim 2, wherein the mounting connection assembly comprises an axial lifting screw (106), a top plate (107), a column (109) and a cross chute lifting plate (110), the axial lifting screw (106) is connected with the lifting assembly, the cross chute lifting plate (110) and the upper core mold (108) are sequentially fixed at the bottom of the axial lifting screw (106), the cross chute lifting plate (110) and the upper core mold (108) are symmetrically arranged relative to the axial lifting screw (106), and the cross chute lifting plate (110) is used for fixing the shoveling and shaping mechanism (2) and the thickening and pushing mechanism (3) and providing a moving track for the shoveling and shaping mechanism (2) and the thickening and pushing mechanism (3); the top plate (107) is arranged between the lifting assembly and the cross chute lifting plate (110) and used for fixing the lifting assembly, a through hole is formed in the middle of the top plate (107), and the axial lifting screw (106) penetrates through the through hole and is fixedly connected with the cross chute lifting plate (110) and the upper core die (108); the stand columns (109) comprise 4 stand columns which are respectively fixed at the periphery of the bottom of the top plate (107), and the bottom of the top plate (107) is connected with the top of the blank driving mechanism (4).
4. A multi-step tensioning wheel spinning integrated forming device according to claim 3, characterized in that the lifting assembly comprises an axial hydraulic motor (101), an axial lifting reducer (102), an axial lifting reducer mounting plate (103), an axial lifting commutator (104) and an axial lifting commutator mounting plate (105), the axial hydraulic motor (101) is fixed on the top plate (107) through the axial lifting reducer mounting plate (103), and the axial hydraulic motor (101) is used for providing lifting power for the upper core die (108) and the shoveling and shaping mechanism (2) and the thickening and pushing mechanism (3); the axial lifting commutator (104) is fixed on the top plate (107) through the axial lifting commutator mounting disc (105), and the axial lifting commutator (104) is used for driving the axial lifting screw (106) to reversely rotate; the axial lifting speed reducer (102) is further arranged at the middle position of the axial hydraulic motor (101) and the axial lifting speed reducer mounting disc (103).
5. The multi-step tensioning wheel spinning integrated forming device according to claim 4, wherein the shoveling and shaping mechanism (2) comprises a radial feeding electric cylinder (201), a spinning wheel support (202), a hydraulic cylinder (203), a cylinder body (204), a pre-tightening mechanism (205) and a spinning wheel bearing (208), the radial feeding electric cylinder (201) comprises two pre-tightening mechanisms respectively fixed at the upper position of the cross chute lifting plate (110) and corresponding to the groove position of the cross chute lifting plate (110), the two radial feeding electric cylinders (201) are respectively arranged at the top positions of the shoveling and spinning feeding wheel (206) and the shoveling and shaping wheel (207), the radial feeding electric cylinder (201) and the shoveling and feeding wheel (206) and the radial feeding electric cylinder (201) and the shoveling and spinning wheel (207) are respectively arranged, the spinning wheel support (202), the hydraulic cylinder (203), the cylinder (204) and the pre-tightening mechanism (205) are respectively arranged at the upper positions of the shoveling and spinning wheel support (202) and the bottom of the shoveling and the shoveling wheel (207) are respectively fixed at the bottom of the hydraulic cylinder (201), the barrel (204) is fixed between the hydraulic cylinder (203) and the shovel screwing feed wheel (206), the hydraulic cylinder (203) and the shovel screwing shaping wheel (207), and the hydraulic cylinder (203) is used for driving the shovel screwing feed wheel (206) and the shovel screwing shaping wheel (207) to move along the direction of the hydraulic cylinder (203).
6. The multi-step tensioning wheel spinning integrated forming device according to claim 5, wherein the pretensioning mechanism (205) and the spinning wheel bearing (208) are arranged between the cylinder (204) and the shoveling and screwing feed wheel (206), and between the cylinder (204) and the shoveling and screwing shaping wheel (207), and the pretensioning mechanism (205) is fixed at the connecting position of the cylinder (204) and the shoveling and screwing feed wheel (206), and at the connecting position of the shoveling and screwing shaping wheel (207), and is used for reducing the vibration amplitude of the shoveling and screwing feed wheel (206) and the shoveling and screwing shaping wheel (207); the rotary wheel bearing (208) is fixed at the position of the shovel rotary feeding wheel (206) and the shovel rotary shaping wheel (207) far away from the cylinder body (204) and is used for driving the shovel rotary feeding wheel (206) and the shovel rotary shaping wheel (207) to rotate.
7. The multi-step tensioning wheel spinning integrated forming device according to claim 6, wherein the radial feeding electric cylinder (201) comprises an electric cylinder servo motor (201-1), a transmission box main body (201-2), a synchronous pulley gear motor (201-3), a bearing (201-4), a bearing seat (201-5), an electric cylinder feed screw (201-6), a push rod (201-7) and an electric cylinder fish eye (201-8), the electric cylinder servo motor (201-1) and the electric cylinder feed screw (201-6) are connected with the synchronous pulley gear motor (201-3), the electric cylinder feed screw (201-6) is jointly installed at one side position of the transmission box main body (201-2), one end of the rotary wheel support (202) is connected to the electric cylinder fish eye (201-8), and one end of the rotary wheel support is fixed to the hydraulic cylinder (203).
8. The multi-step tensioning wheel spinning integrated forming device according to claim 7, wherein the hydraulic cylinder (203) comprises a hydraulic cylinder barrel (203-1) and a piston rod (203-2), the piston rod (203-2) is fixed inside the hydraulic cylinder barrel (203-1), and one end of the piston rod (203-2) is connected in the cylinder body (204) through threads;
the round angle of the shovel screwing-in feeding wheel (206) is smaller than the round angle of the shovel screwing-shaping wheel (207), and an inclined blocking surface is arranged at one side of the shovel screwing-shaping wheel (207).
9. The multi-step tensioning wheel spinning integrated forming device according to claim 8, wherein the thickening wheel (302) and the pushing shaping wheel (303) are fixed on the electric cylinder fish eye (201-8) through the spinning wheel upright (301).
10. The multi-step tensioning wheel spinning integrated forming device according to claim 9, wherein the blank driving mechanism (4) comprises a blank driving hydraulic motor (401), a bottom plate (403), a circular notch (404) and a base (405), the base (405) is fixed at the bottommost part of the device, the blank driving hydraulic motor (401) is arranged in the base (405), and the top of the base (405) is fixedly connected with the upright (109); the bottom plate (403) is arranged between the lower core die (402) and the blank driving hydraulic motor (401), the circular notch (404) is fixed at the middle position of the lower core die (402), and the blank is fixed on the lower core die (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410096792.0A CN117862317B (en) | 2024-01-24 | Multi-station tensioning wheel spinning integrated forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410096792.0A CN117862317B (en) | 2024-01-24 | Multi-station tensioning wheel spinning integrated forming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117862317A true CN117862317A (en) | 2024-04-12 |
| CN117862317B CN117862317B (en) | 2024-10-29 |
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