CN101758166A - Large drawing and overturning molding box closer - Google Patents
Large drawing and overturning molding box closer Download PDFInfo
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- CN101758166A CN101758166A CN200910221532A CN200910221532A CN101758166A CN 101758166 A CN101758166 A CN 101758166A CN 200910221532 A CN200910221532 A CN 200910221532A CN 200910221532 A CN200910221532 A CN 200910221532A CN 101758166 A CN101758166 A CN 101758166A
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Abstract
The invention belongs to the technical field of casting, relating to a large drawing and overturning molding box closer. A lead rail is mounted on a fixed framework on which a mobile frame is placed and slides horizontally; a limiting baffle is mounted on the right side of the fixed framework for limiting the sliding position of the mobile frame; a hydraulic lifting mechanism is mounted on the mobile frame and is connected with a hydraulic extensible mechanism and can lift and drop the hydraulic extensible mechanism. A mechanical hand is mounted on the hydraulic extensible mechanism for supporting and releasing the molding flask. A rotary motor is mounted on the mechanical hand to control the rotation of the mechanical hand. The invention is controlled by the all-hydraulic system and has good work coordination, safety and reliability and high precision of functional actions such as drawing, overturning and mould closing. The invention has the advantages of greatly simplified operation sequences and high degree of automation, thereby lightening the labor intensity and enhancing the mechanic production capacity and the machining accuracy of casting production line.
Description
Technical field
The invention belongs to casting technology field, relate to the equipment of molding, upset and mould assembling after a kind of sandbox moulding that is applied in the Foundry Production, specifically a kind of large drawing and overturning molding box closer.
Background technology
At present, in foundry production,, the degree of casting mechanizing production is also improved constantly along with the continuous development of foundry industry and improving constantly of production capacity; More and more higher to the requirement of formative technology simultaneously, and mechanization molding, upset and mould assembling are the technical guarantee of mould assembling and closing formed precision.In the prior art, at the bottom of the large-scale sandbox mould assembling precision, casting quality is poor.Because the limitation of plant equipment function, original manipulator function only has clamping, and turn over function promotes and finish by the driving in workshop transition, in production procedure, causes the anxiety of operating mode, has also influenced the mould assembling precision of casting mold.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of structure ingenious rationally, automaticity height, work coordination, security, good reliability, the large drawing and overturning molding box closer that machining accuracy is high.
According to technical scheme provided by the invention, described large drawing and overturning molding box closer comprises hydraulic lifting mechanism, mobile vehicle frame, hydraulic telescopic machanism, fixed frame, pneumatic locking device, postive stop baffle, rotary motor and manipulator; Guide rail is installed on the fixed frame, but mobile vehicle frame is placed on the guide rail and horizontal sliding; The fixed frame right side is equipped with postive stop baffle, and postive stop baffle is used to limit the slip locations of mobile vehicle frame; On the mobile vehicle frame hydraulic lifting mechanism is installed, hydraulic lifting mechanism is connected with hydraulic telescopic machanism, is used for hydraulic telescopic machanism mentioned falling; Installation manipulator on the hydraulic telescopic machanism, manipulator are used for holding up and discharging sandbox; Rotary motor is installed on the manipulator, and rotary motor is used to control manipulator and rotates.
Roller is installed by axle respectively in the both sides of described mobile vehicle frame, and the outer end of axle is equipped with driven gear; Hydraulic motor is installed on the mobile vehicle frame, and driving gear is installed on the hydraulic motor output shaft, and driving gear is meshed with driven gear.
Described hydraulic lifting mechanism comprises sprocket wheel, installing rack, turns to sprocket wheel, lift cylinder and lifting chain, installing rack is installed in mobile vehicle frame top, lift cylinder is installed on the installing rack, and the tailpiece of the piston rod of lift cylinder connects sprocket wheel, and the bottom of installing rack is installed and turned to sprocket wheel; An end that promotes chain is fixedly connected on the installing rack, the other end that promotes chain walks around sprocket wheel successively, turn to sprocket wheel after, be connected with hydraulic telescopic machanism.
Described hydraulic telescopic machanism comprises revolution sprocket wheel, flexible right frame, stretching chain, telescopic oil cylinder, crane, horizontally-guided bar and flexible left frame, and crane links to each other with hydraulic lifting mechanism; The two ends of mobile vehicle frame are equipped with the vertically-guided bar, and crane is assemblied on the vertically-guided bar and can slides up and down on the vertically-guided bar; Two horizontally-guided bars are installed on the crane, are installed in respectively on the horizontally-guided bar on flexible left frame and the flexible right frame and also can on the horizontally-guided bar, slide; The two ends of telescopic oil cylinder connect flexible right frame and flexible left frame respectively; One end of stretching chain is fixedly connected on the flexible right frame, and the other end of stretching chain is connected on the flexible left frame after walking around the revolution sprocket wheel; The lower end installation manipulator of flexible left frame and flexible right frame.
Described pneumatic locking device comprises that locking colludes and lock cylinder, and lock cylinder is installed in the right side of fixed frame, the tailpiece of the piston rod of the lock cylinder end that locking is colluded that is hinged, and the middle part that locking is colluded is installed on the fixed frame by rotating shaft; Drive when the piston rod of lock cylinder is flexible to lock to collude and rotate around the axis.
Described manipulator comprises turning cylinder, bearing block, pivoted arm, fixed axis and claw, the lower end of flexible left frame and flexible right frame is fixed with bearing block, turning cylinder is installed in the bearing block, the inner fixed installation pivoted arm of turning cylinder, and the two ends of pivoted arm are equipped with claw by fixed axis; Turning cylinder outer end on the flexible right frame links to each other with the output shaft of rotary motor, and dop is installed in the turning cylinder outer end on the flexible left frame, and dop cooperates the location with the elastic positioning card that install in the flexible left frame outside.
As a further improvement on the present invention, described roller is provided with stopper slot, and guide rail is embedded in the stopper slot.
As a further improvement on the present invention, described sprocket wheel has two rows, and hydraulic lifting mechanism links to each other with the both sides of hydraulic telescopic machanism by two lifting chains.
As a further improvement on the present invention, described elastic positioning card comprises guide post, limited block, positioning sleeve, holddown spring, backstay and locating wheel, positioning sleeve is fixed on the outside of flexible left frame, guide post is installed in the positioning sleeve, suit holddown spring on the guide post, holddown spring is contained in the positioning sleeve, limit limited of holddown spring upper end, the holddown spring lower end compresses backstay, and locating wheel is installed in the lower end of backstay, and the outer rim of locating wheel is pressed on the outer rim of dop, dop is provided with locating notch, drive dop when turning cylinder rotates and rotate, when dop turns to certain angle, in the locating notch on the locating wheel embedding dop.
The present invention compared with prior art, advantage is: adopt full hydraulic system control, have good operation harmony, security and reliability, molding, upset, each function action precision height of mould assembling; Operational sequence is simplified greatly, and the automaticity height has alleviated numerous and diverse hand labor intensity, has improved mechanization production capacity and the machining accuracy on the foundry production line.
Description of drawings
Fig. 1 is overall structure of the present invention and applicable cases schematic diagram.
Fig. 2 is the structural representation of movable part among Fig. 1.
Side direction office cutaway view when Fig. 3 plays modulo operation for the present invention.
The side direction office cutaway view of Fig. 4 during for turning operation of the present invention.
Side direction office cutaway view when Fig. 5 operates for mould assembling of the present invention.
Fig. 6 is that the B of A portion among Fig. 4 is to zoomed-in view.
Fig. 7 is the enlarged diagram of manipulator among the present invention.
Fig. 8 is the left view of the manipulator on the flexible left frame among Fig. 7.
Description of reference numerals: 1-hydraulic lifting mechanism, 2-moves vehicle frame, the 3-hydraulic telescopic machanism, 4-vertically-guided bar, the 5-fixed frame, the 6-guide rail, the 7-locking is colluded, the 8-rotating shaft, the 9-lock cylinder, the 10-postive stop baffle, 11-floating lift structure, the 12-bottom board, the 13-rotary motor, the 14-roller-way that floats, the 15-sandbox, the 16-manipulator, the 17-sprocket wheel, the 18-installing rack, 19-turns to sprocket wheel, the 20-lift cylinder, 21-promotes chain, the 22-roller, 23-turns round sprocket wheel, the 24-right frame that stretches, the 25-stretching chain, the 26-telescopic oil cylinder, the 27-crane, 28-horizontally-guided bar, the 29-left frame that stretches, 30-system Hydraulic Station, the 31-hydraulic motor, the 32-driving gear, the 33-driven gear, the 34-bearing, the 35-bearing holder (housing, cover), the 36-axle, the 37-stopper slot, the 38-claw, the 39-pivoted arm, the 40-fixed axis, the 41-bearing block, the 42-turning cylinder, the 43-dop, the 44-locating wheel, the 45-backstay, the 46-holddown spring, the 47-positioning sleeve, the 48-limited block, the 49-guide post, the 50-locating notch.
The specific embodiment
As shown in Figure 1, the present invention mainly is made up of hydraulic lifting mechanism 1, mobile vehicle frame 2, hydraulic telescopic machanism 3, fixed frame 5, pneumatic locking device, postive stop baffle 10, rotary motor 13 and manipulator 16; By bolt guide rail 6 is installed on the fixed frame 5, but mobile vehicle frame 2 is placed on the guide rail 6 and horizontal sliding; Fixed frame 5 right sides are equipped with postive stop baffle 10, and postive stop baffle 10 is used to limit the slip locations of mobile vehicle frame 2; Hydraulic lifting mechanism 1 is installed on the mobile vehicle frame 2, and hydraulic lifting mechanism 1 is connected with hydraulic telescopic machanism 3, hydraulic telescopic machanism 3 can be mentioned to fall; Installation manipulator 16 on the hydraulic telescopic machanism 3, and manipulator 16 is used for holding up and discharging sandbox 15; Rotary motor 13 is installed on the manipulator 16, and rotary motor 13 control manipulators 16 rotate, to realize the upset of sandbox 15.
Shown in Fig. 1～6, roller 22 is installed by axle 36, bearing 34 and bearing holder (housing, cover) 35 respectively in the both sides of described mobile vehicle frame 2, and the outer end of axle 36 is equipped with driven gear 33; Hydraulic motor 31 is installed on the mobile vehicle frame 2, and driving gear 32 is installed on the output shaft of hydraulic motor 31, and driving gear 32 is meshed with driven gear 33; During hydraulic motor 31 runnings, drive driving gear 32 and rotate, driving gear 32 drives driven gear 33 and rotates, and rolls on guide rail 6 thereby drive roller 22, realizes the horizontal sliding of mobile vehicle frame 2 on guide rail 6.Described roller 22 is provided with stopper slot 37, and guide rail 6 is embedded in the stopper slot 37.
As shown in Figure 1, 2, described hydraulic lifting mechanism 1 mainly by sprocket wheel 17, installing rack 18, turn to sprocket wheel 19, lift cylinder 20, promote parts such as chain 21 and form, installing rack 18 is installed in mobile vehicle frame 2 tops, lift cylinder 20 is installed on the installing rack 18, the tailpiece of the piston rod of lift cylinder 20 connects sprocket wheel 17, and the bottom of installing rack 18 is installed and turned to sprocket wheel 19; An end that promotes chain 21 is fixedly connected on the installing rack 18, the other end that promotes chain 21 walks around sprocket wheel 17 successively, turn to sprocket wheel 19 after, be connected with hydraulic telescopic machanism 3.Described sprocket wheel 17 has two rows, and hydraulic lifting mechanism 1 links to each other with the both sides of hydraulic telescopic machanism 3 by two lifting chains 21, to improve the stability that promotes.
As shown in Figure 1, 2, described hydraulic telescopic machanism 3 mainly is made up of parts such as revolution sprocket wheel 23, flexible right frame 24, stretching chain 25, telescopic oil cylinder 26, crane 27, horizontally-guided bar 28 and flexible left framves 29, and the middle part of crane 27 links to each other with lifting chain 21 in the described hydraulic lifting mechanism 1; The two ends of described mobile vehicle frame 2 are equipped with vertically-guided bar 4, offer the vertically-guided hole on the crane 27, and crane 27 is assemblied on the vertically-guided bar 4 by the vertically-guided hole, and crane 27 can slide up and down on vertically-guided bar 4; Two horizontally-guided bars 28 are installed on the crane 27, offer respectively and horizontally-guided bar 28 corresponding horizontally-guided holes on flexible left frame 29 and the flexible right frame 24, flexible left frame 29 and flexible right frame 24 are installed on the horizontally-guided bar 28 by the horizontally-guided hole, and flexible left frame 29 and flexible right frame 24 can slide on horizontally-guided bar 28; The fixedly connected flexible right frame 24 of the tail end of telescopic oil cylinder 26, the fixedly connected flexible left frame 29 of tailpiece of the piston rod; One end of stretching chain 25 is fixedly connected on the flexible right frame 24, and the other end of stretching chain is connected on the flexible left frame 29 after walking around revolution sprocket wheel 23; The lower end installation manipulator 16 of flexible left frame 29 and flexible right frame 24.When the piston rod of telescopic oil cylinder 26 bounces back, flexible left frame 29 and flexible right frame 24 move toward one another, manipulator 16 is held sandbox 15, when the piston rod of telescopic oil cylinder 26 stretches out, flexible left frame 29 and flexible right frame 24 counter motions, manipulator 16 discharges sandboxes 15.
As shown in Figure 1, 2, described pneumatic locking device mainly by locking collude 7 and lock cylinder 9 form, lock cylinder 9 is installed in the right side of fixed frame 5, and an end of 7 is colluded in the locking that is hinged of the tailpiece of the piston rod of lock cylinder 9, and locking is colluded 7 middle part and is installed on the fixed frame 5 by rotating shaft 8; Limited baffle plate 10 blocked when mobile vehicle frame 2 moved to fixed frame 5 right sides, and the piston rod of lock cylinder 9 stretches out, and drove locking and colluded 7 and 8 rotate around the shaft, and locking is colluded 7 mobile vehicle frame 2 locked, and prevents its swing.
Shown in Fig. 7,8, described manipulator 16 comprises turning cylinder 42, bearing block 41, pivoted arm 39, fixed axis 40 and claw 38, the lower end of flexible left frame 29 and flexible right frame 24 is fixed with bearing block 41, turning cylinder 42 is installed in the bearing block 41 by bearing, the inner of turning cylinder 42 adopts bolting that pivoted arm 39 is installed, the two ends of pivoted arm 39 are equipped with claw 38 by fixed axis 40, and claw 38 is used to hold the gudgeon of sandbox 15; Turning cylinder 42 outer ends on the described flexible right frame 24 link to each other with the output shaft of rotary motor 13, and rotary motor 13 runnings drive manipulator 16 upsets, realize the operation of upset sandbox 15; Dop 43 is installed in the outer end of the turning cylinder 42 on the described flexible left frame 29, and dop 43 cooperates the location with the elastic positioning card that install in flexible left frame 29 outsides.
As Fig. 7, shown in 8, described elastic positioning card comprises guide post 49, limited block 48, positioning sleeve 47, holddown spring 46, backstay 45 and locating wheel 44, positioning sleeve 47 is fixed on the outside of flexible left frame 29, guide post 49 is installed in the positioning sleeve 47, suit holddown spring 46 on the guide post 49, holddown spring 46 is contained in the positioning sleeve 47, limit limited 48 of holddown spring 46 upper end, holddown spring 46 lower ends compress backstay 45, locating wheel 44 is installed in the lower end of backstay 45, the outer rim of locating wheel 44 is pressed on the outer rim of dop 43, dop 43 is provided with locating notch 50, and turning cylinder 42 drives dop 43 and rotates when rotating, when dop 43 turns to certain angle, locating wheel 44 embeds in the locating notch 50 on the dops 43, to realize the location after 180 ° of sandbox 15 upsets.
The course of work of the present invention and operation principle are as follows:
Shown in Fig. 1～4, the sand mold of finishing after moulding is also hardened enters the drawing station via unsteady roller-way 14 with baffle plate, and hydraulic lifting mechanism 1 control hydraulic telescopic machanism 3 descends and puts in place; Telescopic oil cylinder 26 control manipulators 16 in the hydraulic telescopic machanism 3 are inserted in the gudgeon on the sandbox 15, hold sandbox 15; Hydraulic lifting mechanism 1 control hydraulic telescopic machanism 3 rises, and the micro-lifting demoulding continues lifting until finishing the demoulding behind the somatotype, realize that substep plays modulo operation; Sandbox 15 after the molding takes the upset station to by hydraulic lifting mechanism 1, rotary motor 13 runnings, and control manipulator 16 overturns, and reverses direction and speed are definite by technological requirement, and by HYDRAULIC CONTROL SYSTEM; After the upset, sandbox 15 moves to the mould assembling station with mobile vehicle frame, after arriving the mould assembling station, lock cylinder 9 in the pneumatic locking device promotes locking and colludes the mobile vehicle frame of 7 pinnings 2 location, hydraulic lifting mechanism 1 control hydraulic telescopic machanism 3 descends, sandbox 15 steadily is placed on the bottom board 12, to finish the operation of sandbox 15 mould assemblys; At this moment, can carry out the core setting or the operation etc. that repairs a die, can carry out the mould assembling operation after finishing, can change the cast work step over to after mould assembling is finished, thereby finish a sandbox mould assembly operation according to technological requirement.
In above-mentioned molding, upset and mould assembling process, be used to transport the baffle plate of sandbox 15 sand molds, bottom board 12 has all utilized unsteady roller-way 14, floating lift structure 11 etc. to possess the device of self centering function, and these devices can adopt matured product of the prior art.
Claims (9)
1. large drawing and overturning molding box closer comprises hydraulic lifting mechanism (1), mobile vehicle frame (2), hydraulic telescopic machanism (3), fixed frame (5), pneumatic locking device, postive stop baffle (10), rotary motor (13) and manipulator (16); Guide rail (6) is installed on the fixed frame (5), and mobile vehicle frame (2) is placed on guide rail (6) but goes up and horizontal sliding; Fixed frame (5) right side is equipped with postive stop baffle (10), and postive stop baffle (10) is used to limit the slip locations of mobile vehicle frame (2); Mobile vehicle frame (2) is gone up hydraulic lifting mechanism (1) is installed, and hydraulic lifting mechanism (1) is connected with hydraulic telescopic machanism (3), hydraulic telescopic machanism (3) can be mentioned to fall; Hydraulic telescopic machanism (3) is gone up installation manipulator (16), and manipulator (16) is used for holding up and discharging sandbox (15); Manipulator (16) is gone up rotary motor (13) is installed, and rotary motor (13) control manipulator (16) rotates.
2. large drawing and overturning molding box closer according to claim 1, its feature are that also roller (22) is installed by axle (36) respectively in the both sides of described mobile vehicle frame (2), and the outer end of axle (36) is equipped with driven gear (33); Hydraulic motor (31) is installed on the mobile vehicle frame (2), and driving gear (32) is installed on the output shaft of hydraulic motor (31), and driving gear (32) is meshed with driven gear (33).
3. large drawing and overturning molding box closer according to claim 1, its feature also is, described hydraulic lifting mechanism (1) comprises sprocket wheel (17), installing rack (18), turns to sprocket wheel (19), lift cylinder (20) and promote chain (21), installing rack (18) is installed in mobile vehicle frame (2) top, lift cylinder (20) is installed on the installing rack (18), the tailpiece of the piston rod of lift cylinder (20) connects sprocket wheel (17), and the bottom of installing rack (18) is installed and turned to sprocket wheel (19); An end that promotes chain (21) is fixedly connected on the installing rack (18), the other end that promotes chain (21) walks around sprocket wheel (17) successively, turn to sprocket wheel (19) after, be connected with hydraulic telescopic machanism (3).
4. large drawing and overturning molding box closer according to claim 1, its feature also is, described hydraulic telescopic machanism (3) comprises revolution sprocket wheel (23), flexible right frame (24), stretching chain (25), telescopic oil cylinder (26), crane (27), horizontally-guided bar (28) and flexible left frame (29), and crane (27) links to each other with hydraulic lifting mechanism (1); The two ends of mobile vehicle frame (2) are equipped with vertically-guided bar (4), and crane (27) is assemblied in vertically-guided bar (4) and goes up and can slide up and down on vertically-guided bar (4); Two horizontally-guided bars (28) are installed on the crane (27), are installed in horizontally-guided bar (28) on flexible left frame (29) and the flexible right frame (24) respectively and go up also and can upward slide at horizontally-guided bar (28); The two ends of telescopic oil cylinder (26) connect flexible right frame (24) and flexible left frame (29) respectively; One end of stretching chain (25) is fixedly connected on the flexible right frame (24), and the other end of stretching chain is connected on the flexible left frame (29) after walking around revolution sprocket wheel (23); The lower end installation manipulator (16) of flexible left frame (29) and flexible right frame (24).
5. large drawing and overturning molding box closer according to claim 1, its feature also is, described pneumatic locking device comprises that locking colludes (7) and lock cylinder (9), lock cylinder (9) is installed in the right side of fixed frame (5), the tailpiece of the piston rod of lock cylinder (9) is hinged to lock and colludes an end of (7), and the middle part that (7) are colluded in locking is installed on the fixed frame (5) by rotating shaft (8); Drive locking when the piston rod of lock cylinder (9) is flexible and collude (7) (8) rotation around the shaft.
6. large drawing and overturning molding box closer according to claim 1, its feature also is, described manipulator (16) comprises turning cylinder (42), bearing block (41), pivoted arm (39), fixed axis (40) and claw (38), the lower end of flexible left frame (29) and flexible right frame (24) is fixed with bearing block (41), turning cylinder (42) is installed in the bearing block (41), the inner fixed installation pivoted arm (39) of turning cylinder (42), the two ends of pivoted arm (39) are equipped with claw (38) by fixed axis (40); Turning cylinder (42) outer end on the flexible right frame (24) links to each other with the output shaft of rotary motor (13), dop (43) is installed in turning cylinder (42) outer end on the flexible left frame (29), and dop (43) cooperates the location with the elastic positioning card that install in flexible left frame (29) outside.
7. large drawing and overturning molding box closer according to claim 2, its feature are that also described roller (22) is provided with stopper slot (37), and guide rail (6) is embedded in the stopper slot (37).
8. large drawing and overturning molding box closer according to claim 3, its feature are that also described sprocket wheel (17) has two rows, and hydraulic lifting mechanism (1) links to each other with the both sides of hydraulic telescopic machanism (3) by two lifting chains (21).
9. large drawing and overturning molding box closer according to claim 6, its feature also is, described elastic positioning card comprises guide post (49), limited block (48), positioning sleeve (47), holddown spring (46), backstay (45) and locating wheel (44), positioning sleeve (47) is fixed on the outside of flexible left frame (29), guide post (49) is installed in the positioning sleeve (47), guide post (49) is gone up suit holddown spring (46), holddown spring (46) is contained in the positioning sleeve (47), limit holddown spring (46) upper end limited (48), holddown spring (46) lower end compresses backstay (45), locating wheel (44) is installed in the lower end of backstay (45), the outer rim of locating wheel (44) is pressed on the outer rim of dop (43), dop (43) is provided with locating notch (50), driving dop (43) when turning cylinder (42) rotates rotates, dop (43) is when turning to certain angle, in the locating notch (50) on locating wheel (44) the embedding dop (43).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009102215327A CN101758166B (en) | 2009-11-12 | 2009-11-12 | Large drawing and overturning molding box closer |
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| CN2009102215327A CN101758166B (en) | 2009-11-12 | 2009-11-12 | Large drawing and overturning molding box closer |
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| CN101758166B CN101758166B (en) | 2011-06-15 |
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| CN102166624A (en) * | 2010-11-25 | 2011-08-31 | 苏州苏铸成套装备制造有限公司 | Sand box unloading device |
| CN102166626A (en) * | 2010-11-25 | 2011-08-31 | 苏州苏铸成套装备制造有限公司 | Flask closing apparatus |
| CN102166644A (en) * | 2010-11-25 | 2011-08-31 | 苏州苏铸成套装备制造有限公司 | Box descending device |
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