CN116274815A - Closed forging device of small-size part based on cyclic heating - Google Patents
Closed forging device of small-size part based on cyclic heating Download PDFInfo
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- CN116274815A CN116274815A CN202310537456.0A CN202310537456A CN116274815A CN 116274815 A CN116274815 A CN 116274815A CN 202310537456 A CN202310537456 A CN 202310537456A CN 116274815 A CN116274815 A CN 116274815A
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- 238000005242 forging Methods 0.000 title claims abstract description 166
- 238000010438 heat treatment Methods 0.000 title claims abstract description 156
- 125000004122 cyclic group Chemical group 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 144
- 230000000750 progressive effect Effects 0.000 claims abstract description 61
- 238000004146 energy storage Methods 0.000 claims abstract description 18
- 238000003860 storage Methods 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 11
- 210000000078 claw Anatomy 0.000 claims description 5
- 238000009825 accumulation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 23
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- 239000002184 metal Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 7
- 238000005381 potential energy Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000004321 preservation Methods 0.000 description 4
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- 238000006073 displacement reaction Methods 0.000 description 3
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- 238000004904 shortening Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
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- 230000002441 reversible effect Effects 0.000 description 2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J17/00—Forge furnaces
- B21J17/02—Forge furnaces electrically heated
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/02—Special design or construction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The invention discloses a closed forging device for small parts based on cyclic heating, which comprises a self-adaptive progressive rotary energy storage mechanism, an independent furnace type cyclic heating mechanism, a loading and unloading mechanism and a closed hammering forging mechanism. The invention belongs to the technical field of small forging, and particularly relates to a small part closed forging device based on cyclic heating; in order to optimize the flow and improve the efficiency, the invention creatively provides an independent furnace type circulating heating mechanism, and the working procedure is optimized and the forging efficiency is improved by heating in the forging gap and forging operation modes in the heated gap; the invention also provides a self-adaptive progressive rotary energy storage mechanism, elastic force is accumulated in the forging process in a mode of storing torsion trend, the self-adaptive progressive rotary energy storage mechanism is released once after the forging is finished, and the self-adaptive progressive rotary energy storage mechanism is matched with a longitudinal roller groove, a roller chute and an anti-reversion step which are alternately arranged on a progressive roller, so that the technical contradiction that a wheel type turntable can rotate but not rotate can be overcome.
Description
Technical Field
The invention belongs to the technical field of small forging, and particularly relates to a small part closed forging device based on cyclic heating.
Background
The forging is a processing method for applying pressure to a metal blank by using forging machinery to make the metal blank plastically deform so as to obtain a forging piece with certain mechanical property, certain shape and size, the main purpose of the forging is to eliminate the defects of loose cast state and the like generated in the smelting process of metal, optimize microstructure, and meanwhile, because a complete metal streamline is preserved, the mechanical property of the forging piece is generally superior to that of a casting piece made of the same material, the cylindrical blank is often forged to increase the sectional area and reduce the thickness of the cylindrical blank in production, and finally the pancake-shaped blank is obtained, and can be processed into a finished part by processes such as stamping, bending, wire cutting and the like.
Forging is a continuous process, and often requires the steps of forging, heating, heat preservation, and the like to and fro.
The traditional forging furnace is heated by flame, a forging workbench is arranged in front of a furnace body, and a workpiece is required to be transferred by an operator although a forging hammer is automatically lifted, and the forging time is short and the heating time is long, so that time waste and low efficiency exist between the forging and heating processes, and automation is not facilitated.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a closed forging device for small parts based on cyclic heating, which can periodically forge and heat small cylindrical blanks; in order to optimize the flow and improve the efficiency, the invention creatively provides an independent furnace type circulating heating mechanism, and the working procedure is optimized and the forging efficiency is improved by heating in the forging gap and forging operation modes in the heated gap; the independent furnace type circulating heating mechanism and the feeding and discharging mechanism are distributed on different frames, but vibration can still be transmitted through a foundation, so that in order to avoid random shaking of the wheel type turntable in the forging process, the self-adaptive progressive rotary energy storage mechanism is creatively provided, elastic force is accumulated in the forging process in a mode of storing torsion trend, the elastic force is released once after the forging is finished, the elastic force is matched with a longitudinal groove of the roller, a roller chute and an anti-reversion drop step which are alternately arranged on the progressive roller, the technical contradiction that the wheel type turntable is required to rotate (position feeding, periodic forging heating is realized) and cannot rotate (the wheel type turntable is required to be kept fixed in the forging process, random shaking caused by vibration can be avoided) can be overcome, and because the hammer is higher in speed when contacting with a workpiece (the elastic sliding rod slides in the roller chute at the moment), the wheel type turntable is driven by a driving gear to rotate at the moment, so that great mechanical impact can be caused, and the use experience and the service life of parts are greatly influenced.
The technical scheme adopted by the invention is as follows: the invention provides a closed forging device for small parts based on cyclic heating, which comprises a self-adaptive progressive rotary energy storage mechanism, an independent furnace type cyclic heating mechanism, an upper and lower feeding mechanism and a closed hammering forging mechanism, wherein the upper and lower feeding mechanism is arranged on the closed hammering forging mechanism, heat loss can be reduced through the closed hammering forging mechanism, energy is saved for the heating process of a forging gap, the upper and lower feeding mechanism is positioned at the center of the closed hammering forging mechanism, clamping and picking of upper and lower feeding can be realized through the upper and lower feeding mechanism, the position of the independent furnace type cyclic heating mechanism can be kept stable in the forging process, and unnecessary displacement of the independent furnace type cyclic heating mechanism due to vibration generated by forging can be avoided; the self-adaptive progressive rotary energy storage mechanism is arranged on the closed hammering forging mechanism, can store small-amplitude rotary trend in each hammering period, and can ensure that the progressive roller cannot be reversed in the original way under the condition of reversing potential energy; the independent furnace type circulating heating mechanism is arranged on the closed hammering forging mechanism, is positioned in the closed hammering forging mechanism, and can complete heating and heat preservation procedures in the forging gap through rotation of the independent furnace type circulating heating mechanism, so that the working efficiency of equipment is ensured, and the technical purpose of circulating heating forging is realized.
Further, the self-adaptive progressive rotary energy storage mechanism comprises a power storage rotary driving assembly, a directional progressive rotary assembly and a power storage torsion spring, the power storage rotary driving assembly is arranged on the closed hammering forging mechanism, the directional progressive rotary assembly is arranged at the top of the power storage rotary driving assembly, the power storage torsion spring is arranged between the power storage rotary driving assembly and the directional progressive rotary assembly, the closed hammering forging mechanism comprises a closing assembly and a hammering assembly, and the hammering assembly is arranged on the closing assembly.
Preferably, the power accumulating rotary driving assembly comprises a rotary supporting frame and a driving gear, the rotary supporting frame is fixedly connected to the closed hammering forging mechanism, a supporting circular shaft is arranged on the rotary supporting frame, a protruding gear square sliding shaft is arranged on the driving gear, a through gear round hole is formed in the gear square sliding shaft, the driving gear rotates a lock tongue through the gear round hole and is supported on the circular shaft, the driving gear can rotate under the support of the supporting circular shaft, when the driving gear has a rotation trend and the independent furnace type circulating heating mechanism is not locked, the driving gear can rotate through a meshing transmission belt of the driving gear and a driven gear ring, but when the independent furnace type circulating heating mechanism is locked, the driving gear cannot rotate.
As a further preferred aspect of the present invention, the directional progressive rotation assembly includes a roller support bearing, a progressive roller and an elastic sliding rod, the roller support bearing is clamped at the top end of the support circular shaft, the progressive roller is clamped on the roller support bearing, the progressive roller rotates under the support of the roller support bearing, roller longitudinal grooves are uniformly distributed on the outer wall of the progressive roller in a ring shape, roller chute used for communication are arranged between the roller longitudinal grooves, and through the sliding of the elastic sliding rod in the roller longitudinal grooves and the roller chute, the progressive roller can rotate for a certain angle after the elastic sliding rod completes each lifting of the closed hammering forging mechanism; the position of one end of the roller chute, which is connected with the roller longitudinal groove, is provided with an anti-reversion step, and the depth of the roller chute is continuously changed, so that the anti-reversion step can appear at the connection position of the roller chute and the roller longitudinal groove; the elastic sliding rod is clamped and slidingly arranged in the roller longitudinal groove and the roller chute, and is fixedly connected to the lifting part of the lifting hammering device.
As a further preferred mode of the invention, two ends of the power accumulating torsion spring are respectively provided with a torsion spring top disc and a torsion spring bottom disc, the torsion spring top disc is fixedly connected with the bottom of the progressive roller, the torsion spring bottom disc is provided with a torsion spring square sliding hole, the torsion spring bottom disc is clamped and slidingly arranged on the gear square sliding shaft through the torsion spring square sliding hole, when the progressive roller rotates, the power accumulating torsion spring can transmit the rotating trend to the driving gear, if the independent furnace type circulating heating mechanism is not locked at the moment, the driving gear can synchronously rotate with the independent furnace type circulating heating mechanism, and if the independent furnace type circulating heating mechanism is locked at the moment and the driving gear cannot rotate, the power accumulating torsion spring can be allowed to twist and store elastic potential energy through the sliding of the torsion spring bottom disc along the gear square sliding shaft by shortening the height of the power accumulating torsion spring.
Further, the independent furnace type circulating heating mechanism comprises a rotary carry component and an electromagnetic heating component, wherein the rotary carry component is arranged on the closed hammering forging mechanism, the electromagnetic heating component is clamped and slidingly arranged in the rotary carry component, and the electromagnetic heating components are uniformly distributed in an annular mode.
Preferably, the rotary carry component comprises a rotary basal disc, a rotary support bearing, a wheel type turntable and a driven gear ring, wherein the rotary basal disc is fixedly connected to the closed hammering forging mechanism, the rotary support bearing is clamped on the rotary basal disc, the wheel type turntable is clamped on the rotary support bearing, turntable round holes are uniformly distributed in the wheel type turntable in a ring shape, the electromagnetic heating component is clamped in the turntable round holes, the driven gear ring is clamped on the wheel type turntable, and the rotary carry component is used for feeding materials, so that the feeding and discharging mechanism can execute the same feeding and discharging actions every time, on one hand, the control difficulty and the structural complexity can be reduced, and on the other hand, the periodicity in the mechanized flow can be improved.
As a further preferable mode of the invention, the electromagnetic heating assembly comprises a heating pot, a forging blank and an electromagnetic heating disc, wherein the heating pot is clamped in a round hole of the rotary disc, a disc-shaped workpiece groove is formed in the heating pot, a straight clamping groove is formed in the periphery of the disc-shaped workpiece groove, the forging blank is arranged in the disc-shaped workpiece groove, the electromagnetic heating disc is clamped at the bottom of the heating pot, the forging blank can be heated through the electromagnetic heating disc, the electromagnetic heating disc is used for heating the forging blank in the same mode as an electromagnetic oven heating iron pot, and the electromagnetic heating disc can only heat magnetic conductive materials, so that parts which do not need to be heated can be made of ceramics, glass, non-magnetic metals and the like.
Further, go up unloading mechanism and including forging the workstation, pick up unit and many claws and pick up the dish, be equipped with the workstation landing leg on the forging workstation, the forging workstation is located on the closed hammering forging mechanism through the workstation landing leg, pick up the unit and locate on the closed hammering forging mechanism, many claws pick up the end that the dish was located to pick up the unit, it can synchronous slip tighten up and loosen pick up the clamping jaw to be equipped with on the many claws to pick up the dish, the size and the position of pick up the clamping jaw with straight line card groove assorted forge workstation and independent stove formula circulation heating mechanism and divide the different frame, can furthest avoid hammering vibrations to independent stove formula circulation heating mechanism's influence.
Further, the seal assembly comprises a main body bottom plate and an annular semi-seal shell, the annular semi-seal shell is arranged on the main body bottom plate, a shell avoiding groove is formed in the annular semi-seal shell, the rotary support frame is arranged on the main body bottom plate, the rotary base plate is arranged on the main body bottom plate, the forging workbench is arranged on the main body bottom plate through a workbench supporting leg, and the pick-up unit is arranged on the main body bottom plate.
Preferably, the hammering assembly comprises a hammering frame and a lifting hammering device, the hammering frame is arranged on the main body bottom plate, the lifting hammering device is arranged on the hammering frame, the elastic sliding rod is fixedly connected to the lifting part of the lifting hammering device, and the independent furnace type circulating heating mechanism, the hammering workbench and the hammering assembly are respectively different from each other in the frame, but still can transmit vibration through a foundation (amplitude is weakened), so that the independent furnace type circulating heating mechanism is kept fixed in the forging process, and the best protection mode is achieved.
The beneficial effects obtained by the invention by adopting the structure are as follows:
(1) The enclosed hammering forging mechanism can reduce heat loss, so that energy is saved for the heating process of the forging gap;
(2) The clamping and picking of the feeding and discharging can be realized through the feeding and discharging mechanism, and the position of the independent furnace type circulating heating mechanism can be kept stable in the forging process, so that unnecessary displacement of the independent furnace type circulating heating mechanism caused by vibration generated by forging is avoided;
(3) The self-adaptive progressive rotary energy storage mechanism can store small-amplitude rotary trend in each hammering period, and can ensure that the progressive roller cannot reverse in the original way under the condition of reverse potential energy;
(4) The heating and heat preservation process can be completed in the forging gap through the rotation of the independent furnace type circulating heating mechanism, so that the working efficiency of the equipment is ensured, and the technical purpose of circulating heating forging is realized;
(5) The driving gear can rotate under the support of the support circular shaft, when the driving gear has a rotating trend and the independent furnace type circulating heating mechanism is not locked, the driving gear can rotate by driving the independent furnace type circulating heating mechanism through the meshing transmission of the driving gear and the driven gear ring, but when the independent furnace type circulating heating mechanism is locked, the driving gear cannot rotate;
(6) The elastic sliding rod slides in the longitudinal groove of the roller and the inclined groove of the roller, so that the progressive roller can rotate for a certain angle after the elastic sliding rod follows the closed hammering forging mechanism for each lifting;
(7) Because the depth of the roller chute is continuously changed, an anti-reversion step is formed at the joint of the roller chute and the roller longitudinal groove, when the depth of the roller chute is shallower, the elastic sliding rod can elastically deform in a compensating way, but due to the existence of the anti-reversion step, the elastic sliding rod cannot reversely slide back into the previous roller chute;
(8) When the progressive drum rotates, the rotating trend can be transmitted to the driving gear through the power accumulating torsion spring, if the independent furnace type circulating heating mechanism is not locked at the moment, the driving gear can synchronously rotate with the independent furnace type circulating heating mechanism, and if the independent furnace type circulating heating mechanism is locked at the moment and the driving gear cannot rotate, the power accumulating torsion spring can be allowed to twist and store elastic potential energy through the sliding of the bottom disc of the torsion spring along the square sliding shaft of the gear in a mode of shortening the height of the power accumulating torsion spring;
(9) The rotary feeding of the rotary carry component can enable the feeding and discharging mechanism to execute the identical feeding and discharging actions each time, so that on one hand, the control difficulty and the structural complexity can be reduced, and on the other hand, the periodicity in the mechanized flow can be improved;
(10) The mode of heating the forging blank by the electromagnetic heating plate is the same as that of heating the iron pan by the electromagnetic oven, and the electromagnetic heating plate can only heat the magnetic conductive material, so that the parts which do not need to be heated can be made of materials such as ceramics, glass, non-magnetic metal and the like;
(11) The forging workbench and the independent furnace type circulating heating mechanism belong to different racks, so that the influence of hammering vibration on the independent furnace type circulating heating mechanism can be avoided to the greatest extent;
(12) Although the independent furnace type circulating heating mechanism, the forging workbench and the hammering assembly are respectively provided with different frames and are not connected with each other, vibration can still be transmitted through the foundation (the amplitude is weakened), so that the independent furnace type circulating heating mechanism is kept fixed in the forging process, and the method is the best protection mode.
Drawings
FIG. 1 is a perspective view of a closed forging apparatus for small parts based on cyclic heating according to the present invention;
FIG. 2 is a front view of a closed forging apparatus for small parts based on cyclic heating according to the present invention;
FIG. 3 is a top view of a closed forging apparatus for small parts based on cyclic heating according to the present invention;
FIG. 4 is a left side view of the closed forging apparatus for small parts based on cyclic heating according to the present invention;
FIG. 5 is a cross-sectional view taken along section line A-A of FIG. 2;
FIG. 6 is a cross-sectional view taken along section line B-B in FIG. 5;
FIG. 7 is a cross-sectional view taken along section line C-C in FIG. 6;
FIG. 8 is a cross-sectional view taken along section line D-D in FIG. 4;
FIG. 9 is a schematic structural diagram of an adaptive progressive rotary energy storage mechanism of a closed forging device for small parts based on cyclic heating;
FIG. 10 is a schematic diagram of a self-contained furnace type cyclic heating mechanism of a closed forging device for small parts based on cyclic heating according to the present invention;
FIG. 11 is a schematic structural view of a loading and unloading mechanism of a closed forging device for small parts based on cyclic heating;
FIG. 12 is a schematic view of a closed hammer forging mechanism of a closed forging device for small parts based on cyclic heating according to the present invention;
FIG. 13 is an enlarged view of a portion of the portion I of FIG. 6;
FIG. 14 is an enlarged view of a portion of the portion II of FIG. 5;
FIG. 15 is an enlarged view of a portion of III of FIG. 5;
FIG. 16 is an enlarged view of a portion of the portion IV of FIG. 4;
fig. 17 is an enlarged view of a portion v in fig. 7;
fig. 18 is a schematic view of the distribution position of the forging stock 29.
Wherein, 1, a self-adaptive progressive rotary energy storage mechanism, 2, an independent furnace type circulating heating mechanism, 3, a loading and unloading mechanism, 4, a closed hammering forging mechanism, 5, a power storage rotary driving component, 6, a directional progressive rotary component, 7, a power storage torsion spring, 8, a rotary supporting frame, 9, a driving gear, 10, a roller supporting bearing, 11, a progressive roller, 12, an elastic sliding rod, 13, a torsion spring top disc, 14, a torsion spring bottom disc, 15, a torsion spring square sliding hole, 16, a supporting circular shaft, 17, a gear square sliding shaft, 18, a gear circular hole, 19, a roller longitudinal groove, 20, a roller chute, 21 and an anti-reverse fall step, 22, a rotary carry component, 23, an electromagnetic heating component, 24, a rotary base plate, 25, a rotary support bearing, 26, a wheel type turntable, 27, a driven gear ring, 28, a heating pot, 29, a forging blank, 30, an electromagnetic heating disk, 31, a turntable round hole, 32, a disc-shaped workpiece groove, 33, a straight clamping groove, 34, a forging workbench, 35, a pick-up unit, 36, a multi-claw pick-up disk, 37, a workbench supporting leg, 38, a pick-up clamping jaw, 39, a closing component, 40, a hammering component, 41, a main body bottom plate, 42, an annular semi-closed shell, 43, a hammering rack, 44, a lifting hammering device, 45 and a shell avoidance groove.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1-18, the invention provides a small part closed forging device based on cyclic heating, which comprises a self-adaptive progressive rotary energy storage mechanism 1, an independent furnace type cyclic heating mechanism 2, an upper and lower material mechanism 3 and a closed hammering forging mechanism 4, wherein the upper and lower material mechanism 3 is arranged on the closed hammering forging mechanism 4, the closed hammering forging mechanism 4 can reduce heat loss, energy is saved in the heating process of a forging gap, the upper and lower material mechanism 3 is positioned in the center of the closed hammering forging mechanism 4, clamping and picking of upper and lower materials can be realized through the upper and lower material mechanism 3, the position of the independent furnace type cyclic heating mechanism 2 can be kept stable in the forging process, and unnecessary displacement of the independent furnace type cyclic heating mechanism 2 caused by vibration generated by forging can be avoided; the self-adaptive progressive rotary energy storage mechanism 1 is arranged on the closed hammering forging mechanism 4, small-amplitude rotary trend can be stored in each hammering period through the self-adaptive progressive rotary energy storage mechanism 1, and the progressive roller 11 can be ensured not to be reversed in the original way under the condition that reversal potential energy exists; the independent furnace type circulating heating mechanism 2 is arranged on the closed hammering forging mechanism 4, the independent furnace type circulating heating mechanism 2 is arranged in the closed hammering forging mechanism 4, and the heating and heat preservation procedures can be completed in the forging gap through the rotation of the independent furnace type circulating heating mechanism 2, so that the working efficiency of the equipment is ensured, and the technical purpose of circulating heating forging is realized.
The self-adaptive progressive rotary energy storage mechanism 1 comprises a power storage rotary driving assembly 5, a directional progressive rotary assembly 6 and a power storage torsion spring 7, wherein the power storage rotary driving assembly 5 is arranged on the closed hammering forging mechanism 4, the directional progressive rotary assembly 6 is arranged at the top of the power storage rotary driving assembly 5, the power storage torsion spring 7 is arranged between the power storage rotary driving assembly 5 and the directional progressive rotary assembly 6, the closed hammering forging mechanism 4 comprises a closed assembly 39 and a hammering assembly 40, and the hammering assembly 40 is arranged on the closed assembly 39.
The power accumulating rotary driving assembly 5 comprises a rotary supporting frame 8 and a driving gear 9, wherein the rotary supporting frame 8 is fixedly connected to the closed hammering forging mechanism 4, a supporting circular shaft 16 is arranged on the rotary supporting frame 8, a convex gear square sliding shaft 17 is arranged on the driving gear 9, a through gear round hole 18 is formed in the gear square sliding shaft 17, the driving gear 9 rotates a lock tongue through the gear round hole 18 and is supported on the circular shaft 16, the driving gear 9 can rotate under the support of the supporting circular shaft 16, when the driving gear 9 has a rotary trend and the independent furnace type circulating heating mechanism 2 is not locked, the driving gear 9 can rotate through a meshing transmission belt of the driving gear 9 and a driven gear ring 27, but when the independent furnace type circulating heating mechanism 2 is locked, the driving gear 9 cannot rotate.
The directional progressive rotating assembly 6 comprises a roller support bearing 10, a progressive roller 11 and an elastic slide bar 12, wherein the roller support bearing 10 is clamped at the top end of a support circular shaft 16, the progressive roller 11 is clamped on the roller support bearing 10, the progressive roller 11 rotates under the support of the roller support bearing 10, roller longitudinal grooves 19 are annularly and uniformly distributed on the outer wall of the progressive roller 11, roller chute 20 used for communicating are arranged between the roller longitudinal grooves 19, and the progressive roller 11 can rotate for a certain angle after the elastic slide bar 12 completes lifting once along with the closed hammering forging mechanism 4 by sliding the elastic slide bar 12 in the roller longitudinal grooves 19 and the roller chute 20; the part of one end of the roller chute 20 connected with the roller longitudinal groove 19 is provided with an anti-reversion step 21, and the depth of the roller chute 20 is continuously changed, so that the anti-reversion step 21 appears at the connection part of the roller chute 20 and the roller longitudinal groove 19, when the depth of the roller chute 20 becomes shallow, the elastic slide bar 12 can generate compensatory deformation through self elasticity, but due to the existence of the anti-reversion step 21, the elastic slide bar 12 can not reversely slide back into the previous roller chute 20; the elastic slide bar 12 is arranged in the roller longitudinal groove 19 and the roller chute 20 in a clamping sliding way, and the elastic slide bar 12 is fixedly connected to the lifting part of the lifting hammering device 44.
The both ends of holding power torsional spring 7 are equipped with torsional spring top dish 13 and torsional spring bottom dish 14 respectively, the bottom rigid coupling of torsional spring top dish 13 and progressive cylinder 11 is equipped with torsional spring square slide hole 15 on the torsional spring bottom dish 14, torsional spring bottom dish 14 is located on the square slide shaft 17 of gear through the square slide hole 15 block slip of torsional spring, when progressive cylinder 11 is rotatory, can pass through the trend of holding power torsional spring 7 with this kind of rotatory to drive gear 9, if independent stove formula circulation heating mechanism 2 is not locked this moment, then drive gear 9 can synchronous belt independent stove formula circulation heating mechanism 2 rotation, if independent stove formula circulation heating mechanism 2 is locked this moment, drive gear 9 can't rotate, at this moment through the slip of torsional spring bottom dish 14 along the square slide shaft 17 of gear can allow holding power torsional spring 7 torsion, store elastic potential energy through the mode of shortening the height of holding power torsional spring 7.
The independent furnace type circulating heating mechanism 2 comprises a rotary carrying component 22 and electromagnetic heating components 23, wherein the rotary carrying component 22 is arranged on the closed hammering forging mechanism 4, the electromagnetic heating components 23 are clamped and slidingly arranged in the rotary carrying component 22, and the electromagnetic heating components 23 are uniformly distributed in an annular mode.
The rotary carry assembly 22 comprises a rotary base plate 24, a rotary support bearing 25, a wheel type turntable 26 and a driven gear ring 27, the rotary base plate 24 is fixedly connected to the closed hammering forging mechanism 4, the rotary support bearing 25 is clamped on the rotary base plate 24, the wheel type turntable 26 is clamped on the rotary support bearing 25, turntable round holes 31 are uniformly distributed in the wheel type turntable 26 in a ring shape, the electromagnetic heating assembly 23 is clamped in the turntable round holes 31, the driven gear ring 27 is clamped on the wheel type turntable 26, and the rotary carry assembly 22 is used for feeding materials, so that the feeding and discharging mechanism 3 can execute the same feeding and discharging actions every time, on one hand, the control difficulty and the structural complexity can be reduced, and on the other hand, the periodicity in a mechanized flow can be improved.
The electromagnetic heating assembly 23 comprises a heating pot 28, a forging blank 29 and an electromagnetic heating plate 30, wherein the heating pot 28 is clamped in a rotary disc round hole 31, a disc-shaped workpiece groove 32 is formed in the heating pot 28, a straight line clamping groove 33 is formed in the periphery of the disc-shaped workpiece groove 32, the forging blank 29 is arranged in the disc-shaped workpiece groove 32, the electromagnetic heating plate 30 is clamped at the bottom of the heating pot 28, the forging blank 29 can be heated through the electromagnetic heating plate 30, the electromagnetic heating plate 30 is used for heating the forging blank 29 in the same manner as an electromagnetic oven heating iron pot, and the electromagnetic heating plate 30 only can be used for heating magnetic conductive materials, so that parts which do not need to be heated can be made of materials such as ceramics, glass, non-magnetic metals and the like.
The feeding and discharging mechanism 3 comprises a forging workbench 34, a picking unit 35 and a multi-claw picking disc 36, a workbench supporting leg 37 is arranged on the forging workbench 34, the forging workbench 34 is arranged on the closed hammering forging mechanism 4 through the workbench supporting leg 37, the picking unit 35 is arranged on the closed hammering forging mechanism 4, the multi-claw picking disc 36 is arranged at the tail end of the picking unit 35, a picking clamping jaw 38 capable of synchronously sliding and tightening and loosening is arranged on the multi-claw picking disc 36, the size and the position of the picking clamping jaw 38 are different from those of the direct wire clamping groove 33, the forging workbench 34 and the independent furnace type circulating heating mechanism 2 are respectively in different frames, and the influence of hammering vibration on the independent furnace type circulating heating mechanism 2 can be avoided to the greatest extent.
The closing component 39 comprises a main body bottom plate 41 and an annular semi-closed shell 42, the annular semi-closed shell 42 is arranged on the main body bottom plate 41, a shell avoiding groove 45 is formed in the annular semi-closed shell 42, the rotary support frame 8 is arranged on the main body bottom plate 41, the rotary base plate 24 is arranged on the main body bottom plate 41, the forging workbench 34 is arranged on the main body bottom plate 41 through the workbench supporting legs 37, and the pickup unit 35 is arranged on the main body bottom plate 41.
The hammering assembly 40 comprises a hammering frame 43 and a lifting hammering device 44, the hammering frame 43 is arranged on the main body bottom plate 41, the lifting hammering device 44 is arranged on the hammering frame 43, the elastic sliding rod 12 is fixedly connected to the lifting part of the lifting hammering device 44, and although the independent furnace type circulating heating mechanism 2, the hammering workbench 34 and the hammering assembly 40 are respectively and respectively provided with different frames and are not connected with each other, vibration can still be transmitted through a foundation (amplitude is weakened), so that the independent furnace type circulating heating mechanism 2 is kept fixed in the hammering process, and the best protection mode is achieved.
As shown in fig. 18, numerals a to j denote different electromagnetic heating elements 23 (actual number is not necessarily), the sector areas at i and j denote the forging stage 34, during forging, the forging stock 29 is placed at all positions except for three positions a, i and j, the circular hatched area denotes the forging stock 29, the circular unshaded area denotes the forging stock 29 not placed, the hatching in the middle of i and j denotes the forging stock 29 placed on the forging stage 34, in which the electromagnetic heating plate 30 where the forging stock 29 is placed is in a heated or insulating state, and the electromagnetic heating plate 30 where the forging stock 29 is not placed is in a power-off state.
In specific use, firstly, a user needs to place the forging stock 29 in the disc-shaped workpiece groove 32, and starts the corresponding electromagnetic heating disc 30 to heat, after the heating is finished, the multi-claw type pickup disc 36 is moved to the position right above the station a in fig. 18 through the pickup unit 35 and descends, the pickup clamping jaw 38 is clamped in the linear clamping groove 33 firstly, then the pickup clamping jaw 38 is tightened, the pickup clamping jaw 38 slides in the linear clamping groove 33 until the forging stock 29 is clamped, and then the group of forging stocks 29 is placed on the forging workbench 34 through the ascending, rotating and descending of the pickup unit 35;
the multi-claw type picking disc 36 after the picking is completed moves to the position right above a, and the picking clamping jaw 38 is clamped in the linear clamping groove 33 at the position a, so that the position fixing of the independent furnace type circulating heating mechanism 2 is realized; the forged blank 29 is then forged by reciprocating hammering of the lifting hammering device 44, and the elastic slide bar 12 follows a reciprocating lifting movement in each hammering cycle of the lifting hammering device 44;
since the elastic slide bar 12 slides in the roller longitudinal groove 19 at first, one end of the roller longitudinal groove 19 is smoothly connected with the roller chute 20, an anti-reversion step 21 is arranged at the other end of the roller longitudinal groove 19, when the elastic slide bar 12 slides to the anti-reversion step 21, the elastic slide bar 12 can turn back in the original path due to the blocking of the anti-reversion step 21; if the elastic slide bar 12 smoothly enters the roller chute 20 from the roller longitudinal groove 19, the progressive roller 11 can be driven to rotate by a certain angle;
when the elastic slide bar 12 slides in the roller chute 20, the roller chute 20 becomes shallow gradually, so that the elastic slide bar 12 can deform elastically in a small extent, when the elastic slide bar 12 passes through the anti-reversion step 21 from the roller chute 20 and enters the roller longitudinal groove 19, the elastic slide bar 12 resets under the elasticity of the elastic slide bar 12, and at the moment, due to the existence of the anti-reversion step 21, the elastic slide bar 12 only slides along the roller longitudinal groove 19 and cannot return to the roller chute 20, and directional progressive rotation is realized in this way;
because the independent furnace type circulating heating mechanism 2 is locked by the pick-up clamping jaw 38 in the process, the wheel type rotary table 26 cannot rotate, namely, the power accumulating torsion spring 7 can only store elastic potential energy through torsion deformation of the power accumulating torsion spring 7 under the condition that the driving gear 9 cannot rotate, and the torsion deformation of the power accumulating torsion spring 7 is compensated through the sliding of the torsion spring bottom plate 14 on the gear square sliding shaft 17;
after hammering is completed, the rotating angle of the progressive drum 11 just can drive the wheel type turntable 26 to rotate by one station, at the moment, the pick-up clamping jaw 38 is taken out of the linear clamping groove 33 through the pick-up unit 35, the wheel type turntable 26 which is lost to be fixed rotates by one station along with the driving gear 9 under the action of the elastic force of the force storage torsion spring 7, at the moment, the swing amplitude of the wheel type turntable 26 can be reduced through the torsion design of the force storage torsion spring 7, the difficulty is reduced for the pick-up clamping jaw 38 to be inserted into the linear clamping groove 33 through the edge chamfering of the linear clamping groove 33, and the pick-up clamping jaw 38 is inserted into the linear clamping groove 33 again, so that the wheel type turntable 26 is helped to return to a static state quickly;
after the wheel type turntable 26 is stationary, b occupies the position of the original a, i moves to the position of the original h, at the moment, the forging blank 29 on the forging workbench 34 is clamped and placed in the i, then the forging blank 29 in the b is clamped and placed on the forging workbench 34, and the wheel type turntable 26 is fixed in a mode that the pick-up clamping jaw 38 is inserted into the linear clamping groove 33 of the b;
the blank 29 is put in the blank i, the corresponding electromagnetic heating plate 30 is electrified, the blank 29 in the blank b is taken out, and the corresponding electromagnetic heating plate 30 is powered off.
The whole working flow of the invention is just the above, and the step is repeated when the invention is used next time.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. Closed forging device of small-size part based on circulation heating, including last unloading mechanism (3) and closed hammering forging mechanism (4), go up unloading mechanism (3) and locate on closed hammering forging mechanism (4), go up unloading mechanism (3) and be located the central point of closed hammering forging mechanism (4), its characterized in that: the self-adaptive progressive rotary energy storage mechanism (1) and the independent furnace type circulating heating mechanism (2) are further included, the self-adaptive progressive rotary energy storage mechanism (1) is arranged on the closed type hammering forging mechanism (4), the independent furnace type circulating heating mechanism (2) is arranged on the closed type hammering forging mechanism (4), and the independent furnace type circulating heating mechanism (2) is arranged in the closed type hammering forging mechanism (4); the self-adaptive progressive rotary energy storage mechanism (1) comprises a power storage rotary driving assembly (5), a directional progressive rotary assembly (6) and a power storage torsion spring (7), wherein the power storage rotary driving assembly (5) is arranged on the closed hammering forging mechanism (4), the directional progressive rotary assembly (6) is arranged at the top of the power storage rotary driving assembly (5), the power storage torsion spring (7) is arranged between the power storage rotary driving assembly (5) and the directional progressive rotary assembly (6), the closed hammering forging mechanism (4) comprises a closed assembly (39) and a hammering assembly (40), and the hammering assembly (40) is arranged on the closed assembly (39).
2. The cyclic heating-based small part closed forging apparatus as recited in claim 1, wherein: the power accumulating rotary driving assembly (5) comprises a rotary supporting frame (8) and a driving gear (9), the rotary supporting frame (8) is fixedly connected to the closed hammering forging mechanism (4), a supporting circular shaft (16) is arranged on the rotary supporting frame (8), a protruding gear square sliding shaft (17) is arranged on the driving gear (9), a through gear circular hole (18) is formed in the gear square sliding shaft (17), and the driving gear (9) rotates a lock tongue through the gear circular hole (18) and is connected with the supporting circular shaft (16).
3. The cyclic heating-based small part closed forging apparatus as recited in claim 2, wherein: the directional progressive rotating assembly (6) comprises a roller support bearing (10), a progressive roller (11) and an elastic sliding rod (12), wherein the roller support bearing (10) is clamped at the top end of a support circular shaft (16), the progressive roller (11) is clamped on the roller support bearing (10), the progressive roller (11) rotates under the support of the roller support bearing (10), roller longitudinal grooves (19) are uniformly distributed on the outer wall of the progressive roller (11), roller chute (20) used for communicating are arranged between the roller longitudinal grooves (19), an anti-reversion step (21) is arranged at the connection position of one end of the roller chute (20) and the roller longitudinal grooves (19), the elastic sliding rod (12) is clamped and slidingly arranged in the roller longitudinal grooves (19) and the roller chute (20), and the elastic sliding rod (12) is fixedly connected to the lifting part of the hammering assembly (40).
4. A cyclic heating based small part closed forging apparatus according to claim 3, wherein: the two ends of the force accumulation torsion spring (7) are respectively provided with a torsion spring top disc (13) and a torsion spring bottom disc (14), the torsion spring top disc (13) is fixedly connected with the bottom of the progressive roller (11), the torsion spring bottom disc (14) is provided with a torsion spring square sliding hole (15), and the torsion spring bottom disc (14) is arranged on the gear square sliding shaft (17) in a clamping and sliding manner through the torsion spring square sliding hole (15).
5. The cyclic heating-based small part closed forging apparatus as recited in claim 4, wherein: the independent furnace type circulating heating mechanism (2) comprises a rotary carry component (22) and an electromagnetic heating component (23), wherein the rotary carry component (22) is arranged on the closed hammering forging mechanism (4), the electromagnetic heating component (23) is clamped and slidingly arranged in the rotary carry component (22), and the electromagnetic heating components (23) are uniformly distributed in a ring shape.
6. The cyclic heating-based small part closed forging apparatus as recited in claim 5, wherein: the rotary carry assembly (22) comprises a rotary base plate (24), a rotary support bearing (25), a wheel type turntable (26) and a driven gear ring (27), wherein the rotary base plate (24) is fixedly connected to the closed hammering forging mechanism (4), the rotary support bearing (25) is clamped on the rotary base plate (24), the wheel type turntable (26) is clamped on the rotary support bearing (25), turntable round holes (31) are uniformly distributed on the wheel type turntable (26), the electromagnetic heating assembly (23) is clamped in the turntable round holes (31), and the driven gear ring (27) is clamped on the wheel type turntable (26).
7. The cyclic heating-based small part closed forging apparatus as recited in claim 6, wherein: the electromagnetic heating assembly (23) comprises a heating pot (28), a forging blank (29) and an electromagnetic heating disc (30), wherein the heating pot (28) is clamped in a rotary disc round hole (31), a disc-shaped workpiece groove (32) is formed in the heating pot (28), a straight line clamping groove (33) is formed in the periphery of the disc-shaped workpiece groove (32), the forging blank (29) is arranged in the disc-shaped workpiece groove (32), and the electromagnetic heating disc (30) is clamped at the bottom of the heating pot (28) and can heat the forging blank (29) through the electromagnetic heating disc (30).
8. The cyclic heating-based small part closed forging apparatus as recited in claim 7, wherein: the feeding and discharging mechanism (3) comprises a forging workbench (34), a picking unit (35) and a multi-claw picking disc (36), wherein workbench supporting legs (37) are arranged on the forging workbench (34), the forging workbench (34) is arranged on a closed hammering forging mechanism (4) through the workbench supporting legs (37), the picking unit (35) is arranged on the closed hammering forging mechanism (4), the multi-claw picking disc (36) is arranged at the tail end of the picking unit (35), picking clamping claws (38) capable of synchronously sliding and tightening and loosening are arranged on the multi-claw picking disc (36), and the size and the position of the picking clamping claws (38) are matched with those of the straight clamping groove (33).
9. The cyclic heating-based small part closed forging apparatus as recited in claim 8, wherein: the utility model provides a forging work bench, including seal subassembly (39), seal subassembly (39) including main part bottom plate (41) and annular semi-closed casing (42), on main part bottom plate (41) were located to annular semi-closed casing (42), be equipped with casing on annular semi-closed casing (42) and keep away position groove (45), on main part bottom plate (41) were located to rotatory support frame (8), on main part bottom plate (41) were located to rotatory base plate (24), on main part bottom plate (41) were located through work bench landing leg (37) in forging work bench (34), pick up unit (35) are located on main part bottom plate (41).
10. The cyclic heating-based small part closed forging apparatus as recited in claim 9, wherein: the hammering assembly (40) comprises a hammering frame (43) and a lifting hammering device (44), the hammering frame (43) is arranged on the main body bottom plate (41), the lifting hammering device (44) is arranged on the hammering frame (43), and the elastic sliding rod (12) is fixedly connected to a lifting part of the lifting hammering device (44).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310537456.0A CN116274815B (en) | 2023-05-15 | 2023-05-15 | Closed forging device of small-size part based on cyclic heating |
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| CN202310537456.0A CN116274815B (en) | 2023-05-15 | 2023-05-15 | Closed forging device of small-size part based on cyclic heating |
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Cited By (1)
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| CN117066483A (en) * | 2023-10-17 | 2023-11-17 | 江苏大洋精锻有限公司 | Precision forging equipment for gears |
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| CN116274815B (en) | 2023-08-08 |
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Denomination of invention: Closed forging device for small parts based on cyclic heating Effective date of registration: 20230906 Granted publication date: 20230808 Pledgee: Postal Savings Bank of China Limited Yancheng Dafeng sub branch Pledgor: JIANGSU DAYANG PRECISION FORGING CO.,LTD. Registration number: Y2023980055573 |
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