CN103990783A - Casting device - Google Patents
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- CN103990783A CN103990783A CN201410173212.XA CN201410173212A CN103990783A CN 103990783 A CN103990783 A CN 103990783A CN 201410173212 A CN201410173212 A CN 201410173212A CN 103990783 A CN103990783 A CN 103990783A
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Abstract
The invention discloses a casting device, and belongs to metal casting technologies. The casting device comprises a base plate, a support, a die opening and closing mechanism, a support adjusting mechanism, an upper half die and a lower half die. A frame-type inner cavity is defined by a front supporting plate, a rear supporting plate and four supporting rods, wherein the front supporting plate, the rear supporting plate and the four supporting rods form the support and the rear supporting plate is fixed to the base plate. The support adjusting mechanism comprises an adjusting support which is mainly composed of an adjusting supporting plate and the rear supporting plate and adjusting nuts which are in threaded connection with the rear ends of the supporting rods and clamped between the adjusting supporting plate and the rear supporting plate. A driven wheel is fixed onto each adjusting nut, and the four driven wheels are driven by the same driving wheel to rotate in the same direction. The die opening and closing mechanism comprises a mobile supporting plate and a sliding piece, wherein the mobile supporting plate is guided by two guide rods in a moving mode. The sliding piece is located between the mobile supporting plate and the adjusting support and is pushed to move through a push rod, and a hinge self-locking mechanism is arranged between the mobile supporting plate and the adjusting support in a connected mode. The hinge self-locking mechanism comprises two first rotation arms, two second rotation arms and a supporting rotation arm, wherein one end of each first rotation arm, one end of each second rotation arm and one end of the supporting rotation arm are hinged to one another, the other end of the supporting rotation arm is hinged to the sliding piece, and therefore automatic and quick die opening and closing are realized.
Description
Technical field
The invention belongs to metal casting technical field, especially relevant with a kind of casting device that can realize automatic casting.
Background technology
Metalwork casting is normal adopts upper and lower two half modules that half die cavity is set respectively, the die cavity of a full die of two involutory rear compositions of half module, during casting, first mould is tilted, molten metal injects from die cavity open top, and the process of injecting at molten metal is just being erected gradually, realizes molten metal dirty along die cavity wall, after cooling forming, separate two half modules, take out the blank of cast form.Owing to being that molten metal injects two half modules to the die cavity being combined into, for guaranteeing the blank size precision of cast form, require two half modules involutory closely.Existing numerous Foundry Production enterprise also adopts hand teeming mode in a large number, manually completes the involutory of two half modules, the manual drive mould perpendicular positive process that tilts, and artificial molten metal, labour intensity is large, poor working environment, product quality and uniformity are affected.For solving the defect of hand teeming mode, the applicant's organization development a kind of multistation Casting Equipment that can automatically complete metalwork casting.
Summary of the invention
Object of the present invention is intended to solve the defect that hand teeming mode exists, adapt to multistation Casting Equipment needs automatically complete metalwork casting, provide a kind of can carry out the adjustment of matched moulds compactness, automatically opening and closing mould and matched moulds support force by force, the casting device of mold alignment.
For this reason, the present invention by the following technical solutions: a kind of casting device, comprises base plate, support and to being combined into upper mold section, the female die of unitary mould, support comprises front supporting plate, rear carrier plate and at least three poles, described pole is located between front supporting plate and rear carrier plate, surrounds whole frame inner chamber, and pole front end is fixedly connected with front supporting plate, prop up rod rear end through a rod through-hole of being located on rear carrier plate, rear carrier plate is fixedly installed in described base plate, it is characterized in that, described casting device also comprises clasp mould mechanism, bracket adjustment mechanism, bracket adjustment mechanism comprises adjusting nut, nut limit device, driven pulley and driving wheel, prop up rod rear end and be provided with thread segment, on every described pole thread segment, be set with the adjusting nut described in, nut limit device restriction adjusting nut is axially with respect to the position of described rear carrier plate, on each adjusting nut, fix the driven pulley described in, the rotation of driven pulley drives adjusting nut to rotate, described driving wheel is supported and is installed on described rear carrier plate by driving wheel bracing or strutting arrangement, and be in transmission connection with all driven pulleys, driving wheel drives all driven pulleys rotating in same direction simultaneously, by driven pulley, rotarily driving adjusting nut rotates, by the threaded engagement of adjusting nut and pole, change the relative position of pole and adjusting nut, thereby adjust the spacing of front supporting plate and rear carrier plate, the mould that can adapt to different-thickness, described clasp mould mechanism is arranged in described frame inner chamber, comprise upper mold section mount pad, female die mount pad, mobile support plate, push rod, sliding component and be arranged at two upper and lower hinge self-locking mechanisms of sliding component, described upper mold section is fixed on described front supporting plate with upper mold section mount pad, described female die is fixed on mobile support plate with female die mount pad, mobile support plate and sliding component are all by two guide rod supports that are installed between described front supporting plate and rear carrier plate and are parallel to each other mobile guide, each hinge self-locking mechanism at least comprises a first rotating arm, second turning arm and a front bearing that supports turning arm and hinged support first rotating arm, the rear support of hinged support the second turning arm, first rotating arm and the second turning arm are hinged, in first rotating arm and the second turning arm at least one is hinged with support turning arm one end, can be by supporting the rotation that is hinged with this two arm of turning arm driving first rotating arm and the second turning arm, realizing first rotating arm and the second turning arm mutually straightens to straight line or take that to be hinged be a little that break is crooked, front bearing is fixed on described mobile support plate, rear support position is fixed with respect to described rear carrier plate, the other end and the sliding component that support turning arm are hinged, described push rod is connected with sliding component through the push rod through hole of being located on described rear carrier plate, by the transmission of hinge self-locking mechanism, promote folding mould, open closure pressing speed fast.
During use, push rod is connected with Power Drive Units such as oil cylinder, cylinders.Under upper mold section open mode separated with female die, sliding component is positioned at by rear position, and first rotating arm and the second turning arm are bent into angle at the end that is hinged, while carrying out matched moulds, push rod promotes sliding component reach under Power Drive Unit drives, sliding component drives support turning arm outwards to open rotation, by first rotating arm, the hinged end of the second turning arm struts outer top, first rotating arm and the second turning arm are in line, also just increased the distance of first rotating arm front end and the second turning arm rear end, owing to regulating backing positions, fix, mobile support plate is with regard to pushed reach, make upper mold section and female die involutory, because first rotating arm and the second turning arm form self-locking supporting after turning arm is in line under supporting, only having under external force could be crooked, the support that mobile support plate is formed is just more stable.After upper mold section and female die matched moulds, if gapped between upper mold section and the land area of female die, need to adjust the distance between front supporting plate and rear carrier plate, make upper mold section and female die matched moulds tight, during adjustment, first rotating arm and the second turning arm are in linear state, rotary driving wheel, drive the driven pulley while rotating in same direction being connected with adjusting nut, by the threaded engagement of adjusting nut and pole, pull four poles to move simultaneously, pole is with moving after front supporting plate, dwindled the distance between rear carrier plate and front supporting plate, made upper mold section and female die involutory closely.After completing and casting and make forming workblank cooling, push rod moves pull sliding component under Power Drive Unit drives after, sliding component drives support turning arm inwardly to shrink rotation, in being shunk, draws the hinged end of first rotating arm, the second turning arm, make first rotating arm and the second turning arm crooked at hinged end, also just dwindled the distance of first rotating arm front end and the second turning arm rear end, owing to regulating backing positions, fix, mobile support plate moves after just being drawn, make upper mold section separated with female die, the blank of casting forming can take out from die cavity.
As to technique scheme supplement and perfect, the present invention also comprises following technical characterictic.
Described mobile support plate is supported by two pilot hole slippages corresponding with described guide rod, and wear-resistant sleeve is set in pilot hole, and wear-resistant sleeve and pilot hole be outer openings all, between inside side walls and guide post, has gap.Because the high temperature in when casting all expands guide rod front end, front supporting plate and mobile support plate at mold attachment, opening and gap are set, can make mobile support plate from the slippage of guide rod temperature end to low-temperature end process, can not produce fastener and extruding.
Described nut limit device comprises adjusting support plate, regulate support plate to become and by spacer, be spaced a distance face-to-face and interfixed by bolt with described rear carrier plate, regulate the prop up rod through-hole corresponding with a rod through-hole on described rear carrier plate is set on support plate, described pole is through the rod through-hole regulating on support plate, described adjusting nut is sandwiched in and regulates between support plate and rear carrier plate, adjusting nut can be rotated, but be limited in the axial direction regulating between support plate and rear carrier plate and can not change the spacing with respect to rear carrier plate, adjusting nut rotation just can change the spacing of front supporting plate and rear carrier plate.
Described driving wheel and driven pulley are all sprocket wheel or synchronous pulley, and corresponding, driving wheel and driven pulley are in transmission connection by chain loop or Timing Belt loop.
Described driving wheel bracing or strutting arrangement comprises wheel seat and wheel shaft, wheel seat is by an installing plate and be parallel to each other and two gripper shoes being fixed on described installing plate form, wheel shaft is installed on two gripper shoes, driving wheel is sandwiched between two gripper shoes, installing plate is installed on described rear carrier plate, driving wheel is pressed against chain loop or Timing Belt loop, makes driving wheel can play the effect in tension chain loop or Timing Belt loop.
On described installing plate, screw is set, a swivel nut is spirally connected in screw, swivel nut is supported by the double-screw bolt being threaded onto in its inner chamber, on double-screw bolt, overlapping loading nut fixes the axial location of swivel nut, unclamp nut, turn swivel nut, can adjust the spacing being installed on described rear carrier plate, thereby realizes the adjustment to chain loop or Timing Belt loop rate of tension.
Described driving wheel and driven pulley can be also all gear, and driving wheel is connected by meshed transmission gear with driven pulley.
Described driven pulley gear teeth direct forming, on adjusting nut, forms integral structure.
In a rod through-hole on described adjusting support plate, fairlead is set, described pole is through in fairlead, can play better support guide effect, reduces guide rod with respect to the deflection that regulates support plate, reduce adjusting nut and rear carrier plate and regulate the contact between support plate, reduce the wearing and tearing of adjusting nut.
Described each hinge self-locking mechanism comprises two first rotating arms, two the second turning arms and a support turning arm, with a first rotating arm and second turning arm, form one group of hinging rotary arm component, two groups of hinging rotary arm components and same support turning arm are hinged, by same, supporting turning arm drives crooked or stretches, mobile support plate is exerted pressure by common support of four groups of hinging rotary arm components of two hinge self-locking mechanisms, can make on a mobile board plane stressed more even, the power that mobile support plate imposes on female die distributes also, and more uniform balance is stable, more balance is tight to make female die and upper mold section matched moulds, reduce dislocation, can reduce the wearing and tearing between matched moulds guiding pin and pilot hole, extend the mould life-span on probation.
Described pole quantity is four, becomes four jiaos of distributions of square, improves the stability of support.
Described upper mold section mount pad is all provided with two chutes that opening is relative with female die mount pad, on described upper mold section and female die, be all provided with the sliding tenon corresponding with described chute, sliding tenon snaps in chute and carries out spacing in glide direction by corresponding end face shoulder, by this plug-in mounting means, can be convenient for changing and be used different moulds.
Described casting device also comprises upper mold section material jacking mechanism, upper mold section material jacking mechanism comprises upper mold section die pad and spring, described upper mold section mount pad is provided with the accommodating upper mold section die pad of cavity, make upper mold section die pad between upper mold section and described front supporting plate, on upper mold section, be provided with liftout through hole and the aperture that aperture is arranged in die cavity and be positioned at the release link through hole on land area, on upper mold section die pad one side side, be provided with thimble and the corresponding release link that is threaded onto described release link through hole that correspondence is threaded onto described liftout through hole, when align with liftout through hole aperture in thimble top, align with land area in release link top, can be resisted against the land area of female die, release link is shored upper mold section die pad to be made to be spaced a distance between upper mold section die pad and described upper mold section, push rod guide through hole is set on described front supporting plate, and upper mold section die pad is supported and motion guide by the push rod being threaded onto in push rod guide through hole, and provides liftout elastic force by described spring.After having cast, in upper mold section and female die separation process, end is resisted against female die land area release link and with female die, moves under elastic force effect simultaneously, the thimble and the release link that are together fixed on upper mold section die pad with release link move simultaneously in the same way, workpiece is pushed up from upper mold section die cavity, because be follows liftout under elastic force effect, to workpiece, can not produce impulsive force, avoided workpiece to cause damage.
Further, described upper mold section material jacking mechanism also comprises keyset and spring base, keyset is fixed on push rod end, described spring base is fixedly installed in described front supporting plate peripheral in described keyset, described spring is arranged between spring base and keyset, take spring base as fulcrum produces elastic force to keyset, and the elastic force that spring is applied upper mold section die pad is steadily even, reduce thimble, release link and guide post due to the friction that deflection produces, extended service life.
Described casting device also comprises female die material jacking mechanism, female die material jacking mechanism comprises female die die pad, switching balance plate and gag lever post, gag lever post is fixed with respect to described rear carrier plate position, described female die mount pad is provided with the accommodating female die die pad of cavity, make female die die pad between female die and described mobile support plate, on female die, be provided with liftout through hole and the aperture that aperture is arranged in die cavity and be positioned at the release link through hole on land area, on female die die pad one side side, be provided with thimble and the corresponding release link that is threaded onto described release link through hole that correspondence is threaded onto described liftout through hole, when align with liftout through hole aperture in thimble top, align with land area in release link top, can be resisted against the land area of upper mold section, release link is shored female die die pad makes female die die pad be positioned at the reset position being spaced a distance with described female die, the locating part that female die die pad reset position is limited is set between mobile support plate and female die die pad, guarantees that female die die pad release link top when reset position is just in time resisted against upper mold section land area, on described mobile support plate, push rod guide through hole is set, female die die pad is supported and motion guide by the push rod being threaded onto in this push rod guide through hole, described switching balance plate is fixed on push rod end, described gag lever post front end is spaced a distance with switching balance plate, leans switching balance plate in moving past journey liftout pressure is provided after mobile support plate.After having cast; female die moves after mobile support plate is under clasp mould mechanism effect; upper mold section and female die are separately; upper mold section land area no longer has against power release link, in separation process, when gag lever post produces after active force female die die pad; female die die pad moves no longer afterwards; and mobile support plate moves after continuing, thimble is moved in liftout through hole, workpiece is pushed up from female die die cavity.
Described base plate both sides arrange two supporting seats, adopt axle support and connection between base plate and supporting seat, make base plate support rotation by axle; Described base plate bottom is provided with Connection Block, is connected by hydraulic oil cylinder driving base plate and rotates with oil cylinder piston, realizes and tilts just erecting, and adapts to uphill casting.
The present invention can reach following beneficial effect: by the driven pulley of a driving wheel and four adjusting nuts that are connected is set, be in transmission connection, can realize quick adjustment size, adapt to different moulds, improve the scope of application, and improve matched moulds compactness, adjustment operation is easy; Folding mould is realized automatically by connecting the turning arm hinge self-locking mechanism of power-driven mechanism, and steadily quick and precisely, and matched moulds support force is strong for folding mould; By Connection Block connection oil cylinder is set, realize tilting just erecting, casting cycle is steady, has improved casting quality; Whole casting device has reduced workman's amount of labour, has improved working environment.
Accompanying drawing explanation
Fig. 1 is three-dimensional structure diagram of the present invention.
Fig. 2 is the attached view of matched moulds state of the present invention while hiding two poles of main apparent direction front side.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is the B-B cutaway view of Fig. 3.
Front view when Fig. 5 is two poles in the hiding front side of mould parting state of the present invention.
Top view when Fig. 6 is two poles in the hiding front side of mould parting state of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.
As shown in Fig. 1～Fig. 6, the present invention includes base plate 7, support, clasp mould mechanism, bracket adjustment mechanism, upper mold section material jacking mechanism, female die material jacking mechanism and to being combined into upper mold section 1, the female die 23 of unitary mould, base plate 7 both sides arrange two supporting seats 4, between base plate 7 and supporting seat 4, adopt axle support and connection, make base plate 7 support rotation by axle, base plate 7 bottoms are provided with Connection Block 31, are connected by 7 rotations of hydraulic oil cylinder driving base plate with oil cylinder piston; Support comprises front supporting plate 3, rear carrier plate 15 and four poles 9, four jiaos of distributions of 9 one-tenth squares of four poles, four poles 9 are all located between front supporting plate 3 and rear carrier plate 15, surround whole frame inner chamber, pole 9 front ends are fixedly connected with front supporting plate 3, pole 9 rear ends are through a rod through-hole of being located on rear carrier plate 15, and rear carrier plate 15 is fixedly installed in base plate 7.
Described bracket adjustment mechanism comprises adjusting nut 14, nut limit device, four driven pulleys 18 and a driving wheel 32, pole 9 rear ends are provided with thread segment, on every described pole 9 thread segments, be set with an adjusting nut 14, the nut limit device restriction adjusting nut 14 axial positions with respect to described rear carrier plate 15, described nut limit device comprises adjusting support plate 13, regulate support plate 13 by spacer 30, to be spaced a distance and to be interfixed by bolt and nut face-to-face with 15 one-tenth of described rear carrier plates, regulate the prop up rod through-hole corresponding with a rod through-hole on described rear carrier plate 15 is set on support plate 13, described pole 9 is through the rod through-hole regulating on support plate 13, regulate in the rod through-hole on support plate 13 fairlead is set, described pole 9 is through in fairlead, described adjusting nut 14 is sandwiched in and regulates between support plate 13 and rear carrier plate 15, on each adjusting nut 14, fix the driven pulley 18 described in, driven pulley 18 and driving wheel 32 are all sprocket wheel or synchronous pulley, described driven pulley 18 gear teeth direct forming are on adjusting nut 14, form integral structure, described driving wheel 32 is supported and is installed on described rear carrier plate 15 by driving wheel bracing or strutting arrangement, and be in transmission connection by chain loop 16 or Timing Belt loop with four driven pulleys 18, driving wheel 32 drives four driven pulleys 18 rotating in same direction simultaneously, by driven pulley 18, rotarily drive adjusting nut 14 rotations, by adjusting nut 14 and the threaded engagement of pole 9, change the relative position of pole 9 and adjusting nut 14, thereby adjust the spacing of front supporting plate 3 and rear carrier plate 15, the mould that can adapt to different-thickness, described driving wheel bracing or strutting arrangement comprises wheel seat 17 and wheel shaft, wheel seat 17 is by an installing plate and be parallel to each other and two gripper shoes being fixed on described installing plate form, wheel shaft is installed on two gripper shoes, driving wheel 32 is sandwiched between two gripper shoes, on described installing plate, screw is set, a swivel nut is spirally connected in screw, swivel nut is supported by the double-screw bolt being threaded onto in its inner chamber, double-screw bolt is installed on rear carrier plate 15 and regulates support plate 13, on double-screw bolt, overlapping loading nut fixes the axial location of swivel nut, driving wheel 32 is pressed against chain loop 16 or Timing Belt loop, unclamp nut, turn swivel nut, can adjust the spacing being installed on described rear carrier plate 15, thereby realize the adjustment to chain loop 16 or Timing Belt loop rate of tension.
Described clasp mould mechanism is arranged in described frame inner chamber, comprise upper mold section mount pad 2, female die mount pad 24, mobile support plate 5, push rod 33, sliding component 8 and be arranged at two upper and lower hinge self-locking mechanisms of sliding component 8, upper mold section mount pad 2 is all provided with two chutes that opening is relative with female die mount pad 24, on described upper mold section 1 and female die 23, be all provided with the sliding tenon corresponding with described chute, sliding tenon snaps in chute and carries out spacing in glide direction by corresponding end face shoulder, upper mold section 1 is fixed on described front supporting plate 3 with upper mold section mount pad 2, female die 23 is fixed on mobile support plate 5 with female die mount pad 24, mobile support plate 5 and sliding component 8 are all supported and mobile guide by two guide rods 19 that are installed between described front supporting plate 3 and rear carrier plate 15 and are parallel to each other, mobile support plate 5 is supported by two pilot hole slippages corresponding with described guide rod 19, wear-resistant sleeve is set in pilot hole, wear-resistant sleeve and pilot hole be outer openings all, between inside side walls and guide post, there is gap, can make mobile support plate 5 from guide rod 19 temperature end slippages to low-temperature end process, can not produce fastener and extruding, each hinge self-locking mechanism comprises two first rotating arms 20, two the second turning arms 10 and a front bearing 6 that supports turning arm 29 and hinged support first rotating arm 20, the rear support 11 of hinged support the second turning arm 10, with a first rotating arm 20 and second turning arm 10, form one group of hinging rotary arm component, two groups of hinging rotary arm components and same support turning arm 29 are hinged, by same, supporting turning arm 29 drives first rotating arms 20 and the second turning arm 10 with a rotation that is hinged for this two arm, realizing first rotating arm 20 and the second turning arm 10 mutually straightens to straight line or take that to be hinged be a little that break is crooked, front bearing 6 is fixed on described mobile support plate 5, rear support 11 is fixed on described adjusting support plate 13, the other end and the sliding component 8 that support turning arm 29 are hinged, described push rod 33 is through being located at described rear carrier plate 15 and regulating the push rod through hole on support plate 13 to be connected with sliding component 8, mobile support plate 5 is exerted pressure by common support of four groups of hinging rotary arm components of two hinge self-locking mechanisms, can make in mobile support plate 5 planes stressed more even, the power that mobile support plate 5 imposes on female die 23 distributes also, and more uniform balance is stable, more balance is tight to make female die 23 and upper mold section 1 matched moulds, reduce dislocation, can reduce the wearing and tearing between matched moulds guiding pin and pilot hole, and it is fast to open closure pressing speed.
Upper mold section material jacking mechanism comprises upper mold section die pad 25, spring 28, keyset 26 and spring base 27, upper mold section mount pad 2 is provided with the accommodating upper mold section die pad 25 of cavity, upper mold section die pad 25 is between upper mold section 1 and described front supporting plate 3, on upper mold section 1, be provided with liftout through hole and the aperture that aperture is arranged in die cavity and be positioned at the release link through hole on land area, on upper mold section die pad 25 1 side sides, be provided with thimble and the corresponding release link that is threaded onto described release link through hole that correspondence is threaded onto described liftout through hole, when align with liftout through hole aperture in thimble top, align with land area in release link top, can be resisted against the land area of female die 23, release link is shored upper mold section die pad 25 to be made to be spaced a distance between upper mold section die pad 25 and described upper mold section 1, on described front supporting plate 3, push rod guide through hole is set, upper mold section die pad 25 is supported and motion guide by the push rod being threaded onto in push rod guide through hole, described keyset 26 is fixed on push rod end, described spring base 27 is fixedly installed in described front supporting plate 3 peripheral in described keyset 26, described spring 28 is arranged between spring base 27 and keyset 26, take spring base 27 as fulcrum is to keyset 26 generation elastic force, thereby provide liftout elastic force to upper mold section die pad 25, after having cast, in upper mold section 1 and female die 23 separation process, end is resisted against the release link of female die land area and with female die 23, moves under elastic force effect simultaneously, the thimble and the release link that are together fixed on upper mold section die pad 25 with release link move simultaneously in the same way, workpiece is pushed up from upper mold section die cavity, because be follows liftout under elastic force effect, to workpiece, can not produce impulsive force, avoided workpiece to cause damage.
Female die material jacking mechanism comprises female die die pad 22, switching balance plate 21 and gag lever post, described in gag lever post is fixedly installed in, described female die mount pad 24 is provided with the accommodating female die die pad 22 of cavity, make female die die pad 22 between female die 23 and described mobile support plate 5, on female die 23, be provided with liftout through hole and the aperture that aperture is arranged in die cavity and be positioned at the release link through hole on land area, on female die die pad 22 1 side sides, be provided with thimble and the corresponding release link that is threaded onto described release link through hole that correspondence is threaded onto described liftout through hole, when align with liftout through hole aperture in thimble top, align with land area in release link top, can be resisted against the land area of upper mold section 1, release link is shored female die die pad 22 makes female die die pad 22 be positioned at the reset position being spaced a distance with described female die 23, the locating part that female die die pad 22 reset positions are limited is set between mobile support plate 5 and female die die pad 22, guarantees that female die die pad 22 release link top when reset position is just in time resisted against the land area of upper mold section 1, on described mobile support plate 5, push rod guide through hole is set, female die die pad 22 is supported and motion guide by the push rod being threaded onto in this push rod guide through hole, described switching balance plate 21 is fixed on push rod end, described switching balance plate 21 across, described gag lever post quantity is 4, gag lever post becomes tetragonal distributing installation, corresponding with switching balance plate 21 cross, wherein two gag lever posts are installed on described adjusting support plate 13, another two gag lever posts are installed on described rear support 11, gag lever post front end is spaced a distance with switching balance plate 21, move past journey after mobile support plate 5 in, lean switching balance plate 21 liftout pressure is provided.After having cast; female die 23 moves after mobile support plate 5 is under clasp mould mechanism effect; upper mold section 1 and female die 23 are separately; upper mold section land area no longer has against power release link, in separation process, when gag lever post produces after active force female die die pad 22; female die die pad 22 moves no longer afterwards; and mobile support plate 5 moves after continuing, thimble is moved in liftout through hole, the die cavity by workpiece top from female die 23.
When the present invention uses, push rod 33 is connected with Power Drive Units such as oil cylinder, cylinders.At upper mold section 1, with under the separated open mode of female die 23, sliding component 8 is positioned at by rear position, and first rotating arm 20 and the second turning arm 10 are bent into angle at the end that is hinged, while carrying out matched moulds, push rod 33 promotes sliding component 8 reaches under Power Drive Unit drives, sliding component 8 drives support turning arm 29 outwards to open rotation, by first rotating arm 20, the hinged end of the second turning arm 10 struts outer top, first rotating arm 20 and the second turning arm 10 are in line, also just increased the distance of first rotating arm 20 front ends and the second turning arm 10 rear ends, owing to regulating backing positions, fix, mobile support plate 5 is with regard to pushed reach, make upper mold section 1 and female die 23 involutory, because first rotating arm 20 and the second turning arm 10 form self-locking supporting after turning arm 29 is in line under supporting, only having under external force could be crooked, the support that mobile support plate 5 is formed is just more stable.After upper mold section 1 and female die 23 matched moulds, if gapped between the land area of upper mold section 1 and female die 23, need to adjust the distance between front supporting plate 3 and rear carrier plate 15, make upper mold section 1 and female die 23 matched moulds tight, during adjustment, first rotating arm 20 and the second turning arm 10 are in linear state, rotary driving wheel 32, drive 18 while of the driven pulley rotating in same direction being connected with adjusting nut 14, by the threaded engagement of adjusting nut 14 and pole 9, pull four poles 9 to move simultaneously, pole 9 bands are with moving after front supporting plate 3, dwindled the distance between rear carrier plate 15 and front supporting plate 3, make upper mold section 1 and female die 23 involutory closely.After completing and casting and make forming workblank cooling, push rod 33 moves pull sliding component 8 under Power Drive Unit drives after, sliding component 8 drives and supports inwardly contraction rotation of turning arm 29, in being shunk, draws the hinged end of first rotating arm 20, the second turning arm 10, make first rotating arm 20 and the second turning arm 10 crooked at hinged end, also just dwindled the distance of first rotating arm 20 front ends and the second turning arm 10 rear ends, owing to regulating backing positions, fix, mobile support plate 5 moves after just being drawn, make upper mold section 1 separated with female die 23, the blank of casting forming can take out from die cavity.
As another kind of embodiment, the driving wheel 32 in technique scheme and four driven pulleys 18 can be also all gear, and driving wheel 32 is connected by meshed transmission gear with four driven pulleys 18.
Claims (16)
1. a casting device, comprises base plate (7), support and to being combined into upper mold section (1), the female die (23) of unitary mould, support comprises front supporting plate (3), rear carrier plate (15) and at least three poles (9), described pole (9) is located between front supporting plate (3) and rear carrier plate (15), surround whole frame inner chamber, pole (9) front end is fixedly connected with front supporting plate (3), pole (9) rear end is through a rod through-hole of being located on rear carrier plate (15), and rear carrier plate (15) is fixedly installed in described base plate (7), it is characterized in that: described casting device also comprises clasp mould mechanism, bracket adjustment mechanism, bracket adjustment mechanism comprises adjusting nut (14), nut limit device, driven pulley (18) and driving wheel (32), pole (9) rear end is provided with thread segment, on every described pole (9) thread segment, be set with the adjusting nut (14) described in, nut limit device restriction adjusting nut (14) is axially with respect to the position of described rear carrier plate (15), on each adjusting nut (14), fix the driven pulley (18) described in, described driving wheel (32) is supported and is installed on described rear carrier plate (15) by driving wheel bracing or strutting arrangement, and be in transmission connection with all driven pulleys (18), driving wheel (32) drives all driven pulleys (18) rotating in same direction simultaneously, described clasp mould mechanism is arranged in described frame inner chamber, comprise upper mold section mount pad (2), female die mount pad (24), mobile support plate (5), push rod (33), sliding component (8) and be arranged at two upper and lower hinge self-locking mechanisms of sliding component (8), described upper mold section (1) is fixed on described front supporting plate (3) with upper mold section mount pad (2), described female die (23) is fixed on mobile support plate (5) with female die mount pad (24), mobile support plate (5) and sliding component (8) are all by being installed between described front supporting plate (3) and rear carrier plate (15) and two guide rods (19) that are parallel to each other support mobile guide, each hinge self-locking mechanism at least comprises a first rotating arm (20), second turning arm (10) and a front bearing (6) that supports turning arm (29) and hinged support first rotating arm (20), the rear support (11) of hinged support the second turning arm (10), first rotating arm (20) and the second turning arm (10) are hinged, in first rotating arm (20) and the second turning arm (10) at least one is hinged with support turning arm (29) one end, front bearing (6) is fixed on described mobile support plate (5), rear support (11) position is fixing with respect to described rear carrier plate (15), the other end and the sliding component (8) that support turning arm (29) are hinged, described push rod (33) is connected with sliding component (8) through the push rod through hole of being located on described rear carrier plate (15).
2. a kind of casting device according to claim 1, it is characterized in that: described mobile support plate (5) is supported by two pilot hole slippages corresponding with described guide rod (19), wear-resistant sleeve is set in pilot hole, wear-resistant sleeve and pilot hole be outer openings all, between inside side walls and guide post, has gap.
3. a kind of casting device according to claim 1 and 2, it is characterized in that: described nut limit device comprises adjusting support plate (13), regulate support plate (13) to become face-to-face and be spaced a distance and interfixed by bolt by spacer (30) with described rear carrier plate (15), regulate that support plate (13) is upper arranges the prop up rod through-hole corresponding with a rod through-hole on described rear carrier plate (15), described pole (9) is through the rod through-hole regulating on support plate (13), and described adjusting nut (14) is sandwiched in and regulates between support plate (13) and rear carrier plate (15).
4. a kind of casting device according to claim 3, it is characterized in that: described driving wheel (32) and driven pulley (18) are all sprocket wheel or synchronous pulley, accordingly, driving wheel (32) and driven pulley (18) are in transmission connection by chain loop (16) or Timing Belt loop.
5. a kind of casting device according to claim 4, it is characterized in that: described driving wheel bracing or strutting arrangement comprises wheel seat (17) and wheel shaft, wheel seat (17) is by an installing plate and be parallel to each other and two gripper shoes being fixed on described installing plate form, wheel shaft is installed on two gripper shoes, driving wheel (32) is sandwiched between two gripper shoes, installing plate is installed on described rear carrier plate (15), and driving wheel (32) is pressed against chain loop (16) or Timing Belt loop.
6. a kind of casting device according to claim 5, is characterized in that: on described installing plate, screw is set, and the swivel nut that is spirally connected in screw, swivel nut is supported by the double-screw bolt being threaded onto in its inner chamber, overlaps loading nut the axial location of swivel nut is fixed on double-screw bolt.
7. a kind of casting device according to claim 3, is characterized in that: described driving wheel (32) and driven pulley (18) can be also all gear, and driving wheel (32) is connected by meshed transmission gear with driven pulley (18).
8. according to a kind of casting device described in claim 4,5,6 or 7, it is characterized in that: described driven pulley (18) gear teeth direct forming is upper in adjusting nut (14), form integral structure.
9. a kind of casting device according to claim 8, is characterized in that: in the rod through-hole on described adjusting support plate (13), fairlead is set, described pole (9) is through in fairlead.
10. according to a kind of casting device described in claim 1 or 9, it is characterized in that: described each hinge self-locking mechanism comprises two first rotating arms (20), two the second turning arms (10) and a support turning arm (29), with a first rotating arm (20) and second turning arm (10), form one group of hinging rotary arm component, it is hinged that two groups of hinging rotary arm components and same support turning arm (29), supports turning arm (29) drive crooked or stretch by same.
11. a kind of casting devices according to claim 10, it is characterized in that: described upper mold section mount pad (2) is all provided with two chutes that opening is relative with female die mount pad (24), on described upper mold section (1) and female die (23), be all provided with the sliding tenon corresponding with described chute, sliding tenon snaps in chute and carries out spacing in glide direction by corresponding end face shoulder.
12. a kind of casting devices according to claim 11, it is characterized in that: described casting device also comprises upper mold section material jacking mechanism, upper mold section material jacking mechanism comprises upper mold section die pad (25) and spring (28), described upper mold section mount pad (2) is provided with the accommodating upper mold section die pad of cavity (25), upper mold section die pad (25) is positioned between upper mold section (1) and described front supporting plate (3), on upper mold section (1), be provided with liftout through hole and the aperture that aperture is arranged in die cavity and be positioned at the release link through hole on land area, on upper mold section die pad (25) one side sides, be provided with thimble and the corresponding release link that is threaded onto described release link through hole that correspondence is threaded onto described liftout through hole, when align with liftout through hole aperture in thimble top, align with land area in release link top, can be resisted against the land area of female die (23), release link is shored upper mold section die pad (25), between upper mold section die pad (25) and described upper mold section (1), be spaced a distance, described front supporting plate arranges push rod guide through hole on (3), and upper mold section die pad (25) is supported and motion guide by the push rod being threaded onto in push rod guide through hole, and provides liftout elastic force by described spring (28).
13. a kind of casting devices according to claim 12, it is characterized in that: described upper mold section material jacking mechanism also comprises keyset (26) and spring base (27), keyset (26) is fixed on push rod end, described spring base (27) is fixedly installed in described front supporting plate (3) peripheral in described keyset (26), and described spring (28) is arranged between spring base (27) and keyset (26).
14. according to claim 11, a kind of casting device described in 12 or 13, it is characterized in that: described casting device also comprises female die material jacking mechanism, female die material jacking mechanism comprises female die die pad (22), switching balance plate (21) and gag lever post, gag lever post is fixed with respect to described rear carrier plate (15) position, described female die mount pad (24) is provided with the accommodating female die die pad of cavity (22), female die die pad (22) is positioned between female die (23) and described mobile support plate (5), on female die (23), be provided with liftout through hole and the aperture that aperture is arranged in die cavity and be positioned at the release link through hole on land area, on female die die pad (22) one side sides, be provided with thimble and the corresponding release link that is threaded onto described release link through hole that correspondence is threaded onto described liftout through hole, when align with liftout through hole aperture in thimble top, align with land area in release link top, can be resisted against the land area of upper mold section (1), release link is shored female die die pad (22) makes female die die pad (22) be positioned at the reset position being spaced a distance with described female die (23), the locating part that female die die pad (22) reset position is limited is set between mobile support plate (5) and female die die pad (22), guarantees that female die die pad (22) release link top when reset position is just in time resisted against the land area of upper mold section (1), on described mobile support plate (5), push rod guide through hole is set, female die die pad (22) is supported and motion guide by the push rod being threaded onto in this push rod guide through hole, described switching balance plate (21) is fixed on push rod end, and described gag lever post front end is spaced a distance with switching balance plate (21).
15. a kind of casting devices according to claim 14, is characterized in that: described base plate (7) both sides arrange two supporting seats (4), between base plate (7) and supporting seat (4), adopt axle support and connection, make base plate (7) support rotation by axle; Described base plate (7) bottom is provided with Connection Block (31), is connected by hydraulic oil cylinder driving base plate (7) rotates with oil cylinder piston.
16. a kind of casting devices according to claim 15, is characterized in that: described pole (9) quantity is four, become four jiaos of distributions of square.
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| CN201410173212.XA CN103990783B (en) | 2014-04-26 | 2014-04-26 | Casting device |
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| CN201410173212.XA CN103990783B (en) | 2014-04-26 | 2014-04-26 | Casting device |
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| CN103990783B CN103990783B (en) | 2017-02-15 |
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| CN103990783B (en) | 2017-02-15 |
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