CN115233025B

CN115233025B - Automatic compressing device for aluminum alloy liquid degassing

Info

Publication number: CN115233025B
Application number: CN202210890239.5A
Authority: CN
Inventors: 靳防震; 田红杰; 许春晓; 刁华; 张耀中
Original assignee: Jiangsu Lizhong New Material Technology Co ltd
Current assignee: Jiangsu Lizhong New Material Technology Co ltd
Priority date: 2022-07-27
Filing date: 2022-07-27
Publication date: 2023-05-09
Anticipated expiration: 2042-07-27
Also published as: CN115233025A

Abstract

The invention relates to the technical field of degassing and compacting, in particular to an automatic compacting device for degassing aluminum alloy liquid, which comprises a degassing barrel and a supporting seat. According to the automatic compressing device for the aluminum alloy liquid degassing, the hollow rotor and the gland are fixed at the upper end of the degassing barrel through the compressing mechanism, and the middle of the hollow rotor is fixedly supported through the annular component, so that the hollow rotor cannot vibrate due to centrifugal rotation in the rotating process, waste caused by the fact that the hollow rotor drives the aluminum alloy liquid to splash in the rotating process is avoided, the problem that the service life of the hollow rotor is shortened due to transitional damage of the hollow rotor in the rotating process is avoided, meanwhile, the hollow rotor drives the scraping blade to rotate in the rotating process, the aluminum alloy liquid which splashes and adheres to the gland and the annular ring is scraped by the scraping blade, the aluminum alloy liquid is completely degassed, and the problem of poor degassing effect of the aluminum alloy liquid is avoided.

Description

Automatic compressing device for aluminum alloy liquid degassing

Technical Field

The invention relates to the technical field of degassing and compacting, in particular to an automatic compacting device for degassing aluminum alloy liquid.

Background

The degassing of the aluminum alloy liquid is to carry out blowing refining on the aluminum alloy liquid, and the hydrogen, metal and nonmetal impurities contained in the aluminum alloy liquid are timely removed, so that casting defects such as air holes, impurities, looseness and the like are prevented from being formed in and on the surface of an aluminum alloy casting, and a large amount of waste products are generated.

The degassing rotation shaft which rotates in the degassing treatment process can vibrate under the action of centrifugal force, the degassing rotation shaft is excessively damaged during degassing due to vibration, the service life of the degassing rotation shaft is reduced, and therefore the automatic pressing device is required to fasten the degassing rotation shaft on the tank body in a pressing mode, damage to the degassing rotation shaft is reduced, and meanwhile the problem that aluminum alloy liquid in the tank body is easy to drive to splash in the degassing rotation process is solved, so that waste is caused.

Disclosure of Invention

In order to solve the problems, the technical scheme is that the automatic pressing device for aluminum alloy liquid degassing comprises a degassing barrel and a supporting seat, wherein the supporting seat consists of a supporting ring and supporting legs which are arranged at the bottom of the supporting ring and uniformly distributed along the circumferential direction of the supporting ring, the degassing barrel is fixedly connected with the inner annular surface of the supporting ring, a valve is arranged at a discharge hole at the bottom of the degassing barrel, a connecting block which is uniformly distributed along the circumferential direction of the discharging hole is arranged at the outer side wall of the upper end of the degassing barrel, a pressing cover is arranged at the top of the degassing barrel and is abutted against the degassing barrel through a pressing mechanism, a hollow rotor is rotatably connected to the pressing cover, and a spray head is arranged at the bottom of the hollow rotor.

The annular component is formed by a fixed ring and rib plates which are connected with the side wall of the fixed ring and uniformly distributed along the circumferential direction of the fixed ring, one end of the rib plates, which are far away from the fixed ring, is connected with the inner wall of the degassing barrel, the inner ring surface of the fixed ring is rotationally connected with a plug-in swivel, the outer side wall of the plug-in swivel is of a stepped structure, the top of the outer ring surface of the plug-in swivel is of an arc structure, the inner wall of the plug-in swivel is provided with plug grooves uniformly distributed along the circumferential direction of the plug-in swivel, the side wall of the hollow rotor is provided with sliding grooves uniformly distributed along the circumferential direction of the plug-in groove, the bottom of the groove wall of the sliding grooves is an inclined surface inclined towards the inner cavity of the hollow rotor, plug-in sliding grooves are connected with plug-in moving plates in a sliding manner, one end of the plug-in moving plates is of the arc structure, the inner wall of the hollow rotor is provided with symmetrically distributed guide grooves, L-shaped struts are connected in a sliding manner, and push rods are hinged between the guide rings and the plug-in the L-shaped struts.

Preferably, the compressing mechanism comprises racks fixedly connected with the bottom of the gland and uniformly distributed along the circumferential direction of the racks, a plug-in moving groove matched with the racks in a plug-in manner is formed in the connecting block, a rotating groove is formed in the side wall of the plug-in moving groove, a rotating shaft is rotationally connected to the rotating groove, a locking gear meshed with the racks is fixedly sleeved on the rotating shaft, a locking component for locking the rotating shaft is mounted on the rotating shaft, a plug-in clamping groove is formed in the inner wall of the degassing barrel near the upper end, an annular ring is mounted at the bottom of the gland, an arc-shaped structure is formed in the inner annular surface of the annular ring, a storage groove is formed in the outer annular surface of the annular ring, a connecting groove is formed in the annular ring, a plug block is connected with a screw rod in a threaded manner in a sliding manner, a bevel gear is mounted after the screw rod penetrates through the connecting groove, a rotating ring is rotationally connected to the connecting groove, a main gear is fixedly sleeved on the rotating ring penetrates through the gland, a driving shaft is fixedly sleeved on the rotating ring, a bevel gear meshed with a plurality of bevel gears is rotatably connected with a driving shaft in a rotating manner, a driving shaft is rotationally connected to the gland, a driving gear is fixedly sleeved on the driving shaft is meshed with the driving gear,

preferably, the locking assembly comprises a ratchet fixedly sleeved on the rotating shaft, a downward moving groove is formed in the rotating groove, a pull rod is installed in the downward moving groove through a reset spring, a pawl is hinged to the pull rod, a torsion spring is installed between the pawl and the pull rod, a pull rope penetrating through the connecting block is installed at the bottom of the pull rod, an annular groove is formed in the upper end face of the supporting ring, symmetrically-arranged telescopic cylinders are installed in the annular groove, annular pieces are installed at the telescopic ends of the telescopic cylinders, and the rope is connected with the annular pieces.

Preferably, the lower end of the card inserting groove is an inclined plane inclined towards the inside of the degassing barrel, and the card inserting block is a ladder-shaped structure matched with the card inserting groove.

Preferably, the side wall of the hollow rotor is provided with a scraping blade for removing materials from the gland and the annular ring, the scraping blade is provided with a guide sliding block, and the bottom of the annular ring is provided with an annular sliding groove in sliding connection with the guide sliding block.

Preferably, the upper end and the lower end of the plugging groove, which are close to the inner wall of the plugging swivel, are provided with closing grooves, closing plates are arranged in the closing grooves through extrusion springs, sealing rings are arranged on the closing plates, and the side walls, which are close to the inner wall of the plugging swivel, of the opposite ends of the two closing plates are arc-shaped structures.

Preferably, the arc clamping grooves which are uniformly distributed along the circumferential direction of the arc clamping grooves are formed in the outer side wall of the lower step of the inserting rotating ring, the elastic pressing grooves which are uniformly distributed along the circumferential direction of the fixing ring are formed in the inner ring surface of the fixing ring, the movable seat is installed in the elastic pressing grooves through the pushing springs, the balls are connected onto the movable seat in a rolling mode, and the balls are connected with the arc clamping grooves in a clamping mode.

Preferably, the upper end of the inserting and moving plate is provided with a gathering tank, the bottom of the gathering tank is provided with a discharging tank penetrating through the bottom of the moving plate, and the lower end of the discharging tank is inclined towards the plug.

Preferably, the spray head is of a conical structure with inclined side walls at the upper end and the lower end.

The invention has the beneficial effects that: 1. according to the automatic compressing device for the aluminum alloy liquid degassing, the hollow rotor and the gland are compressed and fixed at the upper end of the degassing barrel through the compressing mechanism, and the middle of the hollow rotor is fixedly supported through the annular component, so that the hollow rotor cannot vibrate due to centrifugal rotation in the rotating process, waste caused by the fact that the hollow rotor drives the aluminum alloy liquid to splash in the rotating process is avoided, the problem that the service life of the hollow rotor is shortened due to transitional damage of the hollow rotor in the rotating process is avoided, meanwhile, the hollow rotor drives the scraping blade to rotate in the rotating process, the scraping blade scrapes the aluminum alloy liquid which splashes and adheres to the gland and the annular ring, the aluminum alloy liquid is completely degassed, and the problem that the degassing effect of the aluminum alloy liquid is poor is avoided.

2. The plug-in push head is abutted against the plug-in groove, so that the function of fixing the hollow rotor and the plug-in swivel is achieved, the plug-in swivel supports the side wall of the hollow rotor, and the plug-in swivel is driven to rotate on the fixed ring in the rotating process of the hollow rotor, so that the problems that the hollow rotor is inclined to rotate and emits larger vibration noise due to the action of rotation centrifugal force in the rotating degassing process are avoided, and the service life of the hollow rotor is prolonged.

3. The collecting groove and the discharging groove are both used for downwards discharging the aluminum alloy liquid accumulated on the inserting and moving plate, so that the waste caused by the accumulation of the aluminum alloy liquid on the inserting and moving plate is prevented.

Drawings

The invention will be further described with reference to the drawings and examples.

Fig. 1 is a schematic view of a main perspective structure of the present invention.

Fig. 2 is a schematic view of a first partial perspective structure of the present invention.

Fig. 3 is a schematic view of a second partial perspective view of the present invention.

Fig. 4 is a schematic view of a third partial perspective view of the present invention.

Fig. 5 is a top view of the present invention.

Fig. 6 is a cross-sectional view taken along A-A of fig. 5 in accordance with the present invention.

Fig. 7 is an enlarged view of the invention at B in fig. 6.

Fig. 8 is an enlarged view of fig. 6 at C in accordance with the present invention.

Fig. 9 is a schematic view of the structure of the locking assembly of the present invention.

In the figure: 1. a degassing barrel; 2. a support base; 3. a connecting block; 4. a gland; 5. a compressing mechanism; 50. a rack; 51. inserting and moving the groove; 52. a rotating groove; 53. a rotating shaft; 54. a latch gear; 55. a locking assembly; 550. a ratchet wheel; 551. a downward moving groove; 552. a return spring; 553. a pull rod; 554. a pawl; 556. a pull rope; 557. a telescopic cylinder; 558. an annular sheet; 56. a card inserting groove; 560. extruding a spring; 561. a closing plate; 57. an annular ring; 58. a storage tank; 59. inserting blocks; 501. a screw; 502. bevel gear; 503. a rotating ring; 504. an oblique gear ring; 6. a hollow rotor; 60. a wiper blade; 61. a guide block; 7. a spray head; 8. an annular assembly; 80. a fixing ring; 81. rib plates; 82. a rotary ring is inserted; 820. an arc clamping groove; 821. a spring groove; 822. a pushing spring; 823. a ball; 83. a plug-in groove; 84. a slip groove; 85. inserting and moving the plate; 850. a gathering tank; 851. a discharge chute; 86. a plug; 87. a guide chute; 88. an L-shaped supporting rod; 89. a drive ring; 801. a push rod.

Detailed Description

Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.

Referring to fig. 1, 5 and 6, an automatic compressing device for aluminum alloy liquid degassing comprises a degassing barrel 1 and a supporting seat 2, wherein the supporting seat 2 is composed of a supporting ring and supporting legs which are installed at the bottom of the supporting ring and uniformly distributed along the circumferential direction of the supporting ring, the degassing barrel 1 is fixedly connected with the inner ring surface of the supporting ring, a valve is installed at a discharge outlet at the bottom of the degassing barrel 1, a connecting block 3 which is uniformly distributed along the circumferential direction of the discharging outlet is installed on the outer side wall of the upper end of the degassing barrel 1, a gland 4 is installed at the top of the degassing barrel 1, the gland 4 is propped against the degassing barrel 1 through a compressing mechanism 5, a hollow rotor 6 is rotationally connected on the gland 4, and a spray head 7 is installed at the bottom of the hollow rotor 6.

Referring to fig. 6, the spray head 7 has a tapered structure with inclined sidewalls at the upper and lower ends, so that the aluminum alloy liquid adhered on the spray head 7 flows downward.

Referring to fig. 1, fig. 2, fig. 3, fig. 6, fig. 8 and fig. 9, the compressing mechanism 5 includes a rack 50 fixedly connected with the bottom of the gland 4 and uniformly distributed along the circumferential direction thereof, a connection block 3 is provided with a plug slot 51 in plug-in fit with the rack 50, a rotation slot 52 is provided on the side wall of the plug slot 51, a rotation shaft 53 is rotationally connected with the rotation slot 52, a latch gear 54 engaged with the rack 50 is fixedly sleeved on the rotation shaft 53, a locking component 55 for locking the rotation shaft 53 is mounted on the rotation shaft 53, a plug slot 56 is provided on the inner wall of the degassing barrel 1 near the upper end, an annular ring 57 is mounted on the bottom of the gland 4, an inner ring surface of the annular ring 57 is in an arc structure, a storage slot 58 is provided on the outer ring surface of the annular ring 57, a connection slot 57 is provided with a connection slot, a plug-in block 59 is connected with a screw 501 in a threaded fit manner, a helical gear 502 is mounted in the connection slot after the screw 501 penetrates through the connection slot, a main gear ring 503 is fixedly sleeved on the rear fixing sleeve, a main gear ring 503 penetrates the gland 4, a plurality of helical gears 502 are fixedly sleeved on the fixing sleeve, and a plurality of helical gears 502 are engaged with the main gear 502, and the main gear 502 are engaged with the main gear 4.

Referring to fig. 6 and 9, the locking assembly 55 includes a ratchet 550 fixedly sleeved on the rotating shaft 53, a downward moving groove 551 is formed in the rotating groove 52, a pull rod 553 is installed in the downward moving groove 551 through a return spring 552, the pull rod 553 is hinged with a pawl 554, a torsion spring is installed between the pawl 554 and the pull rod 553, a pull rope 556 penetrating through the connecting block 3 is installed at the bottom of the pull rod 553, an annular groove is formed in the upper end surface of the supporting ring, symmetrically arranged telescopic cylinders 557 are installed in the annular groove, annular pieces 558 are installed at telescopic ends of the telescopic cylinders 557, and the ropes are connected with the annular pieces 558.

Before the gland 4 is tightly attached to the degassing barrel 1, the insert 59 is located in the storage groove 58, when the gland 4 moves downwards, the rack 50 is inserted into the insert groove 51 to be meshed with the locking gear 54, the rack 50 moves downwards to drive the locking gear 54 to rotate with the rotating shaft 53, the rotating shaft 53 drives the ratchet 550 to rotate, when the gland 4 is tightly attached to the degassing barrel 1, the rotating shaft 53 is not rotated any more, at this time, the ratchet 550 is matched with the pawl 554 to lock the rotating shaft 53, then an external driving motor connected with the driving shaft drives the driving shaft to rotate, the driving shaft drives the rotating ring 503 to rotate through the matching of the driving gear and the main gear ring, the rotating ring 503 rotates to drive the bevel gear ring 504 to rotate, the bevel gear ring 504 drives the screw 501 to rotate through the meshing of the bevel gear 502 in the rotating process, the screw 501 drives the insert 59 to move in a threaded matching manner until the insert 59 is inserted into the insert groove 56 to connect the gland 4 with the degassing barrel 1, the gland 4 is connected with the inner and outer arms of the degassing barrel 1 under the action of the compressing mechanism 5, the compressing effect is improved, and the hollow rotor 6 is prevented from being severely worn out in the process of the hollow rotor 6.

After the aluminum alloy liquid is degassed, the telescopic cylinder 557 drives the ring 89-shaped piece to move downwards, so that the telescopic pulling rod 553 and the pawl 554 move downwards to not clamp the ratchet wheel 550 any more, and the rack 50 can move conveniently.

Referring to fig. 8, the lower ends of the insert clamping grooves 56 are inclined planes inclined toward the inside of the degassing barrel 1, and the insert blocks 59 are ladder-shaped structures matched with the insert clamping grooves 56 to prevent the aluminum alloy liquid poured into the degassing barrel 1 from accumulating in the insert clamping grooves 56.

Referring to fig. 3 and 8, the side wall of the hollow rotor 6 is provided with a scraping blade 60 for removing the material from the gland 4 and the annular ring 57, the scraping blade 60 is provided with a guide block 61, the bottom of the annular ring 57 is provided with an annular chute which is in sliding connection with the guide block 61, the hollow rotor 6 drives the scraping blade 60 to rotate in the rotating process, and the scraping blade 60 scrapes off the aluminum alloy liquid which splashes and adheres to the gland 4 and the annular ring 57, so that the aluminum alloy liquid is completely degassed.

Referring to fig. 3, fig. 4, fig. 6 and fig. 7, install the annular component 8 that supports hollow rotor 6 in the degasification bucket 1, annular component 8 comprises solid fixed ring 80 and with guy plate 81 that solid fixed ring 80 lateral wall is connected and evenly arranges along its circumference, guy plate 81 keeps away from the one end of solid fixed ring 80 and is connected with the inner wall of degasification bucket 1, guy plate 80's inner ring face rotates and is connected with plug-in swivel 82, plug-in swivel 82's lateral wall is the ladder structure, plug-in swivel 82's outer ring face top is arc structure, plug-in slot 83 that evenly arranges along its circumference is installed to plug-in swivel 82's inner wall, the inclined plane that evenly arranges along its circumference is seted up to hollow rotor 6's lateral wall, the cell wall bottom of sliding slot 84 is the inclined plane that inclines to hollow rotor 6 inner chamber, sliding connection has plug-in slot 84, plug-in plate 85 that is connected with, plug-in 86 keeps away from the one end of hollow rotor 6's inner wall installs plug-in 86 with plug-in slot 83, plug-in 86 keeps away from plug-in connection's one end of plug-in plate 85 is arc structure, plug-in swivel 87, the inner wall of hollow rotor 6 is equipped with the guide groove 87 that evenly arranges along the circumference evenly along the inclined plane of its circumference, the inclined plane that is equipped with the inclined plane that is inclined plane that inclines towards hollow rotor 6 inner wall, the inner wall is inclined plane that is inclined plane, the inner plane is inclined plane, the joint L is connected with the plug-in plane of the hollow plane through L.

When the hollow rotor 6 enters the degassing barrel 1, the hollow rotor 6 penetrates into the inserting rotary ring 82, after the gland 4 is pressed and fixed with the degassing barrel 1, the external driving electric sliding block connected with the L-shaped supporting rod 88 drives the L-shaped supporting rod 88 to move upwards, the L-shaped supporting rod 88 and the driving ring 89 move upwards and push the inserting plate 85 to move towards the outer side of the hollow rotor 6 through the push rod 801, the inserting plate 85 moves to drive the inserting push head 86 to move towards the inserting groove 83 until the inserting push head 86 abuts against the inserting groove 83, so that the function of fixing the hollow rotor 6 and the inserting rotary ring 82 is achieved, the inserting rotary ring 82 supports the side wall of the hollow rotor 6, the inserting rotary ring 82 is driven to rotate on the fixed ring 80 in the rotating process of the hollow rotor 6, the problem that the hollow rotor 6 rotates obliquely and emits large vibration noise due to the action of rotating centrifugal force in the rotating degassing process is avoided, and the service life of the hollow rotor 6 is prolonged.

Referring to fig. 7, the upper and lower ends of the plugging slot 83, which are close to the inner wall of the plugging swivel 82, are provided with closing slots, closing plates 561 are installed in the closing slots through extrusion springs 560, sealing rings are installed on the closing plates 561, the side walls of the opposite ends of the two closing plates 561, which are close to the inner wall of the plugging swivel 82, are arc-shaped structures, and the closing plates 561 are used for preventing the aluminum alloy liquid from entering the plugging slot 83 to cause accumulation, so that the aluminum alloy liquid in the plugging slot 83 cannot be degassed.

Referring to fig. 7, the outer side wall of the lower step of the plugging swivel 82 is provided with arc clamping grooves 820 uniformly distributed along the circumferential direction thereof, the inner ring surface of the fixed ring 80 is provided with spring grooves 821 uniformly distributed along the circumferential direction thereof, a moving seat is mounted in the spring grooves 821 through a pushing spring 822, balls 823 are connected to the moving seat in a rolling manner, and the balls 823 are clamped with the arc clamping grooves 820.

The cooperation of card arc groove 820 and ball 823 stops the rotation of grafting swivel 82, and when grafting swivel 82 rotated and stopped, ball 823 supported tightly in corresponding card arc groove 820 under the elasticity promotion effect of push spring 822, prevented that grafting swivel 82 from taking place free rotation, caused the hollow rotor 6 to get into the time of next time and be difficult to accurately insert the problem in the grafting groove 83 with plug 86.

Referring to fig. 7, the upper end of the insert plate 85 is provided with a collecting trough 850, the bottom of the collecting trough 850 is provided with a discharging trough 851 penetrating through the bottom of the insert plate 85, the lower end of the discharging trough 851 is inclined towards the insert push head 86, and the collecting trough 850 and the discharging trough 851 are both used for discharging the aluminum alloy liquid accumulated on the insert plate 85 downwards, so as to prevent the aluminum alloy liquid from accumulating on the insert plate 85 and causing waste.

When in operation, the gas transmission pipe of the external degassing device is connected and communicated with the hollow rotor 6, aluminum alloy liquid is injected into the degassing barrel 1, the top of the degassing barrel 1 is large in opening so as to be convenient for the injection of the aluminum alloy liquid, the hollow rotor 6 which is also convenient for degassing enters the degassing barrel 1, then the gland 4 is covered on the top of the degassing barrel 1, then the gland 4 and the top of the degassing barrel 1 are pressed and fixed through the pressing mechanism 5, thus the middle part of the hollow rotor 6 is fixed, the problem of vibration noise of the hollow rotor 6 in the process of rotary degassing is prevented, the top of the degassing barrel 1 is closed through the gland 4, the problem that aluminum alloy liquid in the degassing barrel 1 is driven to be fluctuated and splashed in the process of rotating and degassing of the hollow rotor 6 to cause splashing of the aluminum alloy liquid can be avoided, when the hollow rotor 6 enters the degassing barrel 1, the hollow rotor 6 penetrates into the inserting rotary ring 82, after the gland 4 is pressed and fixed with the degassing barrel 1, the inserting push head 86 is inserted into the inserting groove 83, so that the hollow rotor 6 is locked and fixed with the inserting rotary ring 82, the middle part of the hollow rotor 6 is supported and fixed, the problem that the hollow rotor 6 obliquely rotates and emits larger vibration noise due to the action of rotation centrifugal force in the process of rotating and degassing is avoided, and the service life of the hollow rotor 6 is prolonged.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An automatic compaction device for degassing aluminum alloy liquid is characterized in that: the device comprises a degassing barrel (1) and a supporting seat (2), wherein the supporting seat (2) is composed of a supporting ring and supporting legs which are arranged at the bottom of the supporting ring and uniformly distributed along the circumferential direction of the supporting ring, the degassing barrel (1) is fixedly connected with the inner ring surface of the supporting ring, a connecting block (3) which is uniformly distributed along the circumferential direction of the supporting ring is arranged on the outer side wall of the upper end of the degassing barrel (1), a gland (4) is arranged at the top of the degassing barrel (1), the gland (4) is abutted against the degassing barrel (1) through a pressing mechanism (5), a hollow rotor (6) is rotationally connected on the gland (4), and a spray head (7) is arranged at the bottom of the hollow rotor (6);

the degassing barrel (1) is internally provided with an annular component (8) for supporting the hollow rotor (6), the annular component (8) is composed of a fixed ring (80) and rib plates (81) which are connected with the side wall of the fixed ring (80) and uniformly distributed along the circumferential direction of the fixed ring, one end of each rib plate (81) far away from the fixed ring (80) is connected with the inner wall of the degassing barrel (1), the inner ring surface of the fixed ring (80) is rotationally connected with a plugging swivel (82), the outer side wall of the plugging swivel (82) is of a stepped structure, the top of the outer ring surface of the plugging swivel (82) is of an arc-shaped structure, the inner wall of the plugging swivel (82) is provided with plugging grooves (83) which are uniformly distributed along the circumferential direction of the plugging swivel, the bottom of the side wall of the hollow rotor (6) is provided with inclined planes which incline towards the inner cavity of the hollow rotor (6), the sliding grooves (84) are connected with plug-in sliding plates (85), one end of each plug-in plate (85) far away from the inner wall of the hollow rotor (6) is provided with plug-in grooves (83) which are matched with plug-in grooves (86), plug-in ends (87) are arranged symmetrically, plug-in guide pins (87) are arranged at one end of the hollow rotor (6), a driving ring (89) is mounted on the L-shaped supporting rod (88), and a push rod (801) is hinged between the driving ring (89) and the inserting plate (85).

2. An automatic compaction device for degassing an aluminum alloy liquid according to claim 1, wherein: the compressing mechanism (5) comprises racks (50) fixedly connected with the bottom of the gland (4) and uniformly distributed along the circumferential direction of the racks, a moving slot (51) which is in inserted fit with the racks (50) is formed in the connecting block (3), a rotating slot (52) is formed in the side wall of the moving slot (51), a rotating shaft (53) is rotationally connected with the rotating slot (52), a locking gear (54) engaged with the racks (50) is fixedly sleeved on the rotating shaft (53), a locking component (55) for locking the rotating shaft (53) is mounted on the rotating shaft (53), an inserting slot (56) is formed in the inner wall of the degassing barrel (1) close to the upper end, an annular ring (57) is mounted at the bottom of the gland (4), the inner annular surface of the annular ring (57) is of an arc-shaped structure, a storage slot (58) is formed in the outer annular surface of the annular ring (57), a connecting slot (58) is formed in the annular ring (57), a screw (501) is connected in a threaded fit manner, a helical gear (501) is mounted on the rotating block (59) after the helical gear (501) penetrates through the connecting slot, the helical gear (502) is mounted on the connecting slot, the annular ring (503) is fixedly penetrates through the rotating ring (503), the rotating ring (503) is fixedly sleeved with a helical gear ring (504) which is meshed with the helical gears (502).

3. An automatic compaction device for degassing an aluminum alloy liquid according to claim 2, wherein: the locking assembly (55) comprises a ratchet wheel (550) fixedly sleeved on a rotating shaft (53), a downward moving groove (551) is formed in the rotating groove (52), a pull rod (553) is arranged in the downward moving groove (551) through a reset spring (552), a pawl (554) is hinged to the pull rod (553), a torsion spring is arranged between the pawl (554) and the pull rod (553), a pull rope (556) penetrating through the connecting block (3) is arranged at the bottom of the pull rod (553), an annular groove is formed in the upper end face of the supporting ring, telescopic cylinders (557) which are symmetrically arranged are arranged in the annular groove, an annular piece (558) is arranged at the telescopic end of the telescopic cylinders (557), and the rope is connected with the annular piece (558).

4. An automatic compaction device for degassing an aluminum alloy liquid according to claim 2, wherein: the lower ends of the inserting and clamping grooves (56) are inclined planes which incline towards the inside of the degassing barrel (1), and the inserting blocks (59) are ladder-shaped structures matched with the inserting and clamping grooves (56).

5. An automatic compaction device for degassing an aluminum alloy liquid according to claim 2, wherein: the side wall of the hollow rotor (6) is provided with a scraping blade (60) for removing materials from the gland (4) and the annular ring (57), the scraping blade (60) is provided with a guide sliding block (61), and the bottom of the annular ring (57) is provided with an annular sliding groove which is in sliding connection with the guide sliding block (61).

6. An automatic compaction device for degassing an aluminum alloy liquid according to claim 1, wherein: the upper end and the lower end of the inserting groove (83) close to the inner wall of the inserting swivel (82) are respectively provided with a closing groove, a closing plate (561) is arranged in each closing groove through an extrusion spring (560), a sealing ring is arranged on each closing plate (561), and the side walls of the opposite ends of the two closing plates (561) close to the inner wall of the inserting swivel (82) are arc-shaped structures.

7. An automatic compaction device for degassing an aluminum alloy liquid according to claim 1, wherein: clamping arc grooves (820) uniformly distributed along the circumferential direction of the lower step outer side wall of the plug-in swivel (82) are formed, snap grooves (821) uniformly distributed along the circumferential direction of the inner ring surface of the fixed ring (80) are formed, movable seats are mounted in the snap grooves (821) through pushing springs (822), balls (823) are connected to the movable seats in a rolling mode, and the balls (823) are clamped with the clamping arc grooves (820).

8. An automatic compaction device for degassing an aluminum alloy liquid according to claim 1, wherein: the upper end of the inserting and moving plate (85) is provided with a gathering tank (850), the bottom of the gathering tank (850) is provided with a discharging tank (851) penetrating through the bottom of the moving plate (85), and the lower end of the discharging tank (851) is inclined towards the inserting and pushing head (86).

9. An automatic compaction device for degassing an aluminum alloy liquid according to claim 1, wherein: the spray head (7) is of a conical structure with inclined side walls at the upper end and the lower end.