CN215711654U - Anti-overflow single-head double-mold reciprocating vacuum cap screwing machine - Google Patents

Abstract

The utility model discloses an anti-overflow single-head double-mold reciprocating vacuum cap screwing machine which comprises a horizontal driving assembly, a bottle placing assembly and a rack, and further comprises a bottle pushing assembly for providing pushing force for a workpiece bottle, wherein the bottle placing assembly comprises a mold mounting plate and two bottle placing molds for accommodating the workpiece bottle; the bottle ejecting assembly comprises a first stand column, a second stand column, a swing arm and ejector rods in one-to-one correspondence connection with the bottle placing molds, the swing arm is rotatably connected to the second stand column, the swing arm is distributed between the first stand column and the bottle placing molds, the first stand column is in transmission connection with the swing arm, the first stand column is fixedly connected with the rack, the second stand column is fixedly connected with the mold mounting plate, two side ends of the swing arm are respectively connected with one ejector rod, the ejector rods are in sliding connection with the side walls of the bottle placing molds, the inner ends of the ejector rods are attached to a placed workpiece bottle, the two bottle placing molds are both fixed on the mold mounting plate, and the mold mounting plate horizontally moves relative to the rack through the horizontal driving assembly; not only avoids the overflow of the materials, but also improves the production efficiency.

Description

Anti-overflow single-head double-mold reciprocating vacuum cap screwing machine

Technical Field

The utility model relates to equipment for packaging, in particular to an anti-overflow single-head double-mold reciprocating vacuum cap screwing machine.

Background

A semi-automatic vacuum cap screwing machine is a device for screwing a three-four-screw tin cap on a glass bottle opening, and generally comprises a frame, a vacuum component, a lifting driving component, a horizontal driving component, a cap screwing component and a bottle placing component provided with a bottle placing mold, wherein the horizontal driving component of the device moves a workpiece bottle placed on the bottle placing mold to the lower part of the cap screwing component, the lifting driving component lowers the cap screwing component to be closed with the placed workpiece bottle, air in the workpiece bottle is pumped out through the vacuum component and the cap screwing component to simultaneously complete cap screwing, then the lifting driving component lifts the cap screwing component to separate the cap screwing component from the processed workpiece bottle, the processed workpiece bottle is conveyed away from the lower part of the cap screwing component through the horizontal driving component, the inside of the bottle is in a vacuum state, and the effective period of materials in the bottle is effectively prolonged, is widely applied to the canned glass food industry.

The existing semi-automatic vacuum cap screwing machine is provided with two structural forms of a rotary single-head four-mold and a single-head single-mold, wherein a bottle placing assembly of the rotary four-mold semi-automatic single-head vacuum cap screwing machine is of a rotary star-disk type structure, four bottle placing molds are arranged on the bottle placing assembly, and the existing semi-automatic vacuum cap screwing machine of the rotary single-head four-mold contains the following defects: in the bottle feeding process, the four bottle placing molds rotate alternately along the circumferential direction of the rotary star disk, so that the phenomenon that materials overflow the bottle mouth of a workpiece bottle easily occurs. The single-head single-mold type semi-automatic vacuum cap screwing machine mainly has the following defects: the waiting time for bottle putting and taking is long, and the production rate is low.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the anti-overflow single-head double-mold reciprocating vacuum cap screwing machine which can prevent materials from overflowing from a bottle mouth and has high production efficiency.

In order to achieve the purpose, the utility model provides an anti-overflow single-head double-mold reciprocating vacuum cap screwing machine, which comprises a horizontal driving assembly, a bottle placing assembly and a rack, and further comprises a bottle pushing assembly for providing pushing force for a workpiece bottle, wherein the bottle placing assembly comprises a mold mounting plate and two bottle placing molds for accommodating the workpiece bottle;

the bottle pushing assembly comprises a first upright post, a second upright post, a swing arm and ejector rods which are connected with the bottle placing die in a one-to-one correspondence mode, the swing arm is connected to the second upright post in a rotating mode, the swing arm is distributed between the first upright post and the bottle placing die, the first upright post is in transmission connection with the swing arm, the first upright post is fixedly connected with the rack, the second upright post is fixedly connected with the die mounting plate, two side ends of the swing arm are respectively connected with one ejector rod, the ejector rods are in sliding connection with the side wall of the bottle placing die, the inner ends of the ejector rods are attached to a workpiece bottle to be placed, the two bottle placing dies are both fixed on the die mounting plate, and the die mounting plate moves horizontally relative to the rack through a horizontal driving assembly;

the technical scheme has the advantages that: utilize horizontal drive subassembly to realize putting two of bottle subassembly and put bottle mould horizontal migration in the frame to realize two and put bottle mould and load unprocessed work piece bottles in turn and process, simultaneously, realized through first stand, second stand, swing arm and ejector pin: the tight power in top that provides the work piece bottle before processing crescent, guarantees the stability of placing of work piece bottle before processing, avoids the material to spill over in the bottle of work piece bottle, and the tight power in top that provides the work piece bottle after the processing reduces gradually, guarantees to accomplish taking out of the work piece bottle of processing convenient, guarantees that the work piece bottle is not impaired in the production stage.

As an improvement of the scheme, the swing arm is of a V-shaped structure, the top end of the first upright post is provided with a rotating bearing, the rotating bearing is arranged at the horizontal rear part of the swing arm and is in transmission connection with the swing arm, and the middle part of the swing arm is in rotary connection with the second upright post; the technical scheme has the advantages that: under the promotion of mould mounting panel along with horizontal drive subassembly, the swing arm is under swivel bearing's promotion, and one of them ejector pin slides in gradually to the inside wall of putting the bottle mould, and the inside wall of another one is against putting the bottle mould roll-off gradually, realizes the increase gradually of the tight power in top of work piece bottle before the processing, reduces gradually the tight power in top of the work piece bottle after the processing, has both avoided the material to spill over in the bottle of work piece bottle before the processing, conveniently processes taking out of back work piece bottle again.

As an improvement of the above scheme, a sliding hole is formed in the side wall of the bottle placing mold, the ejector rod is connected with the sliding hole in a sliding manner, the inner end of the sliding hole is connected with the inner side wall of the bottle placing mold, a first protection assembly is arranged at the inner end of the sliding hole, and the first protection assembly is distributed between the ejector rod and a workpiece bottle to be placed; the technical scheme has the advantages that: utilize the slip of the ejector pin of being convenient for of slide hole, utilize the tight power in top of the balanced ejector pin of first protection component to the work piece bottle of putting into, avoid the ejector pin to the tight power in top of the work piece bottle of putting into uneven or the rocking of the work piece bottle that the skew caused, avoid the material to spill over in the bottle of work piece bottle, also avoid the wearing and tearing of ejector pin to work piece bottle.

As an improvement of the above scheme, the bottle placing mold is provided with a second protection component, and the second protection component is attached to the inner side wall of the bottle placing mold and/or the bottom wall of the bottle placing mold; the technical scheme has the advantages that: the workpiece bottle put in is protected, so that the workpiece bottle is prevented from shaking and being damaged.

As an improvement of the above scheme, the anti-overflow single-head double-mold reciprocating vacuum cap screwing machine further comprises a lifting driving assembly, a cap screwing assembly and a vacuum assembly, wherein the cap screwing assembly moves relative to the rack in a lifting mode through the lifting driving assembly, the lifting driving assembly is fixedly connected with the rack, the first upright post is parallel to the cap screwing assembly in the horizontal direction, a screwing groove used for accommodating a workpiece bottle is formed in the cap screwing assembly, and the vacuum assembly is communicated with the screwing groove; the technical scheme has the advantages that: before putting the bottle mould of putting of the work piece bottle of treating processing and removing first stand, utilize lift drive assembly to fall the spiral cover subassembly to: the spiral cover subassembly with put the bottle mould and fold, combine vacuum subassembly to find time the air in with the work piece bottle simultaneously, recycle lift drive assembly after accomplishing the processing and rise the spiral cover subassembly, accomplish the manufacturing procedure of work piece bottle, the alignment of the shift position of putting the bottle mould of being convenient for through first stand to when guaranteeing to be close to the removal to spiral cover subassembly below, the ejector pin is crescent to the tight power in top of work piece bottle, when keeping away from the removal to spiral cover subassembly below, the ejector pin is to the tight power in top of work piece bottle and reduce gradually.

As an improvement of the above scheme, the mold further comprises a first guide assembly fixed perpendicular to the frame and a second guide assembly fixed parallel to the frame, the lifting drive assembly is parallel to the first guide assembly in the vertical direction, the horizontal drive assembly is parallel to the second guide assembly in the horizontal direction, the cap screwing assembly is slidably connected with the first guide assembly through the lifting drive assembly, and the mold mounting plate is slidably connected with the second guide assembly through the horizontal drive assembly; the technical scheme has the advantages that: utilize first direction subassembly to inject the direction that spiral cover subassembly was promoted, avoid the position of spiral cover subassembly to be on same vertical line all the time, recycle second direction subassembly and inject the direction of putting bottle mould and being promoted, avoid putting the position of bottle mould all the time on same water flat line, and then make things convenient for the alignment of spiral cover subassembly and putting bottle mould.

As an improvement of the proposal, the lifting driving component comprises a cylinder connecting plate, a vertical driving cylinder and a sliding connecting plate, the vertical driving cylinder is provided with a vertical cylinder body, a vertical cylinder push rod movably connected with the vertical cylinder body, a first one-way throttle valve and a second one-way throttle valve, the air flow directions of the first one-way throttle valve and the second one-way throttle valve are opposite, the first one-way throttle valve and the second one-way throttle valve are both connected to the vertical cylinder body, the vertical cylinder body is connected to the first guide assembly through the cylinder connecting plate, the vertical cylinder push rod is fixed on the sliding connecting plate, the sliding connecting plate is connected with the first guide assembly in a sliding mode, the sliding connecting plate is further connected with the cap screwing assembly, and the sliding connecting plate is distributed between the cylinder connecting plate and the bottle placing mold; the technical scheme has the advantages that: the first one-way throttle valve and the second one-way throttle valve are utilized to adjust the air speed and the direction of the vertical air cylinder body pushing the vertical air cylinder push rod, the lifting movement direction and the speed of the cap screwing assembly are realized, and the production process is convenient to adjust.

As an improvement of the above scheme, the bottle ejecting assembly further comprises a sealing assembly and a spacer, the sealing assembly and the spacer are both wound on the ejector rod, and the sealing assembly is distributed between the spacer and the outer side wall of the bottle placing mold; the technical scheme has the advantages that: the sealing assembly is used for guaranteeing the sealing performance of the top bottle assembly, and the spacer is used for guaranteeing the sealing assembly to be attached to the bottle placing assembly.

As an improvement of the above scheme, the vacuum assembly further comprises an inductor, the inductor is fixed at the bottom of the cap screwing assembly and distributed between the cap screwing assembly and the bottle placing mold, and the inductor is in communication connection with the vacuum assembly; the technical scheme has the advantages that: the vacuum assembly acquires whether the cap screwing assembly and the bottle placing mold are closed or not through the inductor, so that the operation of the vacuumizing action of the vacuum assembly is controlled conveniently.

As an improvement of the above scheme, the frame is further provided with a rotating handle, the rotating handle is provided with a rotating crown and a rotating rod, the rotating crown is fixed at the top end of the first guide assembly, the top end of the rotating rod is connected with the rotating crown, and the bottom end of the rotating rod is fixed on the cylinder connecting plate; the technical scheme has the advantages that: utilize the initial height of twist grip regulation vertical drive cylinder, adjust the initial height of spiral cover subassembly promptly, avoid the spiral cover subassembly to put the bottle mould apart from too short or overlength.

Drawings

FIG. 1 is a schematic structural diagram of an anti-overflow double-mold reciprocating vacuum cap screwing machine in one embodiment of the utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the structure of FIG. 1 from another perspective;

FIG. 4 is a partially exploded view at B of FIG. 3;

fig. 5 is a partial top cross-sectional view of fig. 1.

The figure shows that: 1. a frame; 11. a base plate; 111. a first fixing plate; 112. a second fixing plate; 113. a fixing leg; 12. a first guide assembly; 121. a first guide plate; 122. a second guide plate; 123. a vertical guide bar; 13. a second guide assembly; 131. a horizontal guide bar; 14. rotating the handle; 141. rotating the crown; 142. rotating the rod; 2. a vacuum assembly; 21. driving in vacuum; 211. a vacuum stop valve; 22. a vacuum line; 3. a lift drive assembly; 31. a cylinder connecting plate; 32. a vertical driving cylinder; 321. a vertical cylinder block; 322. a vertical cylinder push rod; 323. a first one-way throttle valve; 324. a second one-way throttle valve; 33. a sliding connection plate; 4. a horizontal drive assembly; 41. horizontally driving the cylinder; 42. a third one-way throttle valve; 43. a fourth one-way throttle valve; 5. a cap screwing assembly; 51. an inductor; 6. a bottle placing assembly; 61. a mold mounting plate; 62. a slider; 621. a linear sliding film; 63. placing a bottle mold; 631. a slide hole; 632. a first guard assembly; 633. a second guard assembly; 7. a top bottle assembly; 71. a first upright post; 711. a rotating bearing; 72. swinging arms; 73. a top rod; 74. a second upright post; 75. a seal assembly; 76. a spacer member; 8. and (5) workpiece bottles.

Detailed Description

The utility model will be better understood by the public by the following description of an embodiment, but the specific embodiment given by the applicant should not be taken as limiting the technical solution of the utility model, and any modification of the definition of the braking member or the technical features and/or the form of the whole structure without substantial changes should be taken as the protection scope defined by the technical solution of the utility model.

The present invention will be described in further detail with reference to the accompanying drawings.

Figures 1-5 schematically illustrate an anti-spill single-head dual-mold reciprocating vacuum capping machine according to one embodiment of the present invention. As shown in fig. 1-5, the device comprises a frame 1, a vacuum assembly 2, a lifting drive assembly 3, a horizontal drive assembly 4, a cap screwing assembly 5, a bottle placing assembly 6, a bottle ejecting assembly 7 for providing ejecting force for a workpiece bottle 8, and the bottle placing assembly 6 comprises a mold mounting plate 61 and two bottle placing molds 63 for accommodating the workpiece bottles 8.

Referring to fig. 3-5, the top bottle assembly 7 includes a first upright 71, a swing arm 72, a top bar 73, a second upright 74, a sealing assembly 75, and a spacer 76; the bottom of the first upright column 71 is fixed with the plate surface of the frame 1, the top of the first upright column 71 is provided with a rotary bearing 711, the top end of the first upright column 71 is provided with the rotary bearing 711, the top end of the first upright column 71 is in transmission connection with the middle part of the swing arm 72 through the rotary bearing 711, the rotary bearing 711 is arranged at the horizontal rear part of the swing arm 72, and the rotary bearing 711 is in transmission connection with the swing arm 72; the swing arm 72 is of a V-shaped structure, the middle part of the swing arm 72 is rotatably connected with a second upright post 74, two side ends of the swing arm 72 are respectively connected with an ejector rod 73, the ejector rods 73 are slidably connected with the bottle placing mold 63 through sliding holes 631, the bottom of the second upright post 74 is fixedly connected with the mold mounting plate 61, the top of the second upright post 74 is connected with the middle part of the swing arm 72, the sealing assembly 75 and the spacer 76 are both wound on the ejector rods 73, and the sealing assembly 75 is distributed between the spacer 76 and the outer side wall of the bottle placing mold 63;

along with the movement of the bottle placing die 63, the swing arm 72 connected with the second upright post 74 is driven by the die mounting plate 61, so that the swing arm 72 moves horizontally at the same time, the swing arm 72 is attached to the rotary bearing 711, and the rotary bearing 711 is fixed to the plate surface of the rack 1 through the first upright post 71, so that the attachment position of the rotary bearing 711 and the swing arm 72 moves, the swing arm 72 rotates on the top end of the second upright post 74, the length of the ejector rod 73 in the accommodating groove of the bottle placing die 63 changes gradually, the stability of the workpiece bottle 8 in the bottle placing die 63 changes gradually, before the workpiece bottle 8 is processed, the length of the ejector rod 73 in the accommodating groove of the bottle placing die 63 is gradually lengthened, the pressing force of the ejector rod 73 on the workpiece bottle 8 is gradually increased, the material is prevented from overflowing from the bottle 8 before the processing, and the length of the ejector rod 73 in the accommodating groove of the bottle placing die 63 is gradually shortened, the pressing force of the ejector rod 73 on the workpiece bottle 8 is gradually reduced, the workpiece bottle 8 is convenient to take out, the connection stability of the swing arm 72 and the ejector rod 73 is enhanced by the second upright post 74, and the air leakage of the side wall of the bottle placing mold 63 is prevented by the sealing assembly 75 and the spacer 76.

Referring to fig. 1-3 and 5, the frame 1 comprises a bottom plate 11, a first guide assembly 12 fixed perpendicular to the frame 1, a second guide assembly 13 fixed parallel to the frame 1, and a rotating handle 14; the upper surface of the bottom plate 11 is provided with a first fixing plate 111 and a second fixing plate 112, the lower surface of the bottom plate 11 is provided with a fixing pin 113, and the fixing pin 113 is a height-adjustable pin; the first guide assembly 12 includes a first guide plate 121, a second guide plate 122 and two vertical guide rods 123 parallel to each other, the lower plate surface of the first guide plate 121 is fixed on the upper surface of the bottom plate 11, the upper plate surface of the first guide plate 121 is dug to have two first connecting guide holes for connecting the vertical guide rods 123, and the first connecting guide holes are dug on the lower plate surface of the second guide plate 122; the second guiding assembly 13 comprises two parallel horizontal guiding rods 131, the surface of the first fixing plate 111 is provided with two second connecting guide holes for connecting the horizontal guiding rods 131, the second fixing plate 112 is also provided with a driving guide hole for connecting the horizontal driving assembly 4, the horizontal driving assembly 4 is distributed between the two horizontal guiding rods 131, and the two horizontal guiding rods 131 are both parallel to the bottom plate 11, namely both parallel to the horizontal plane; the rotating handle 14 is provided with a rotating crown 141 and a rotating rod 142, the second guide plate 122 is further provided with a third connecting guide hole for fixing the rotating crown 141, the top end of the rotating rod 142 is connected with the rotating crown 141, and the bottom end of the rotating rod 142 is connected with the cylinder connecting plate 31 of the lifting driving assembly 3;

the anti-overflow single-head double-mold reciprocating vacuum cap screwing machine is placed by using the bottom plate 11, the placing stability of the device is enhanced by using the fixing feet 113, the horizontal guide rods 131 are placed in parallel by using the first fixing plate 111 and the second fixing plate 112, the lifting moving direction of the cap screwing component 5 is limited by using the vertical guide rods 123, the horizontal moving direction of the bottle placing component 6 is limited by using the horizontal guide rods 131, the initial height of the cap screwing component 5 is adjusted by using the rotating handle 14, and the phenomenon that the bottle placing mold 63 in the cap screwing component 5 is too far to cause long production time, too short production time and the like is avoided.

Referring to fig. 3-4, the vacuum assembly 2 includes a vacuum driver 21, a vacuum pipe 22 and a sensor 51, one end of the vacuum pipe 22 is connected to the vacuum driver 21, the other end is connected to the screwing slot of the cap screwing assembly 5, the vacuum driver 21 is fixed on the bottom plate 11, the vacuum driver 21 is provided with a vacuum stop valve 211, the sensor 51 is fixed at the bottom of the cap screwing assembly 5 and distributed between the cap screwing assembly 5 and the bottle placing mold 63, and the sensor 51 is in communication connection with the vacuum assembly 2 to realize air evacuation of the workpiece bottle 8.

Referring to fig. 1 and 3, the lifting driving assembly 3 includes a cylinder connecting plate 31, a vertical driving cylinder 32 and a sliding connecting plate 33; the two sides of the cylinder connecting plate 31 are respectively provided with a fourth connecting guide hole for connecting two vertical guide rods 123, the upper plate surface of the cylinder connecting plate 31 is connected with the bottom end of the rotating rod 142, and the lower plate surface of the cylinder connecting plate 31 is connected with the top of the vertical driving cylinder 32; the vertical driving cylinder 32 comprises a vertical cylinder body 321 and a vertical cylinder push rod 322, the top of the vertical cylinder body 321 is connected with the lower plate surface of the cylinder connecting plate 31, the side wall of the vertical cylinder body 321 is provided with a first one-way throttle valve 323 and a second one-way throttle valve 324, the airflow directions of the first one-way throttle valve 323 and the second one-way throttle valve 324 are opposite, the vertical cylinder push rod 322 is connected with the vertical cylinder body 321 in a sliding manner, and the bottom end of the vertical cylinder push rod 322 is connected with the sliding connecting plate 33; two sliding connection holes for connecting the vertical guide rods 123 are formed in the side ends of the sliding connection plates 33, fifth connection guide holes for connecting the cap screwing assemblies 5 are formed in the plate surfaces of the sliding connection plates 33, and the sliding connection plates 33 are distributed between the cylinder connection plates 31 and the bottle placing molds 63;

the vertical driving cylinder 32 is fixed by the cylinder connecting plate 31, the sliding connecting plate 33 is provided with driving force by the vertical driving cylinder 32, the cap screwing component 5 is driven to move up and down, and the speed and the direction of the vertical driving cylinder 32 are adjusted by the first one-way throttle valve 323 and the second one-way throttle valve 324.

Referring to fig. 1, 2 and 5, the horizontal driving assembly 4 includes a horizontal driving cylinder 41, a third one-way throttle valve 42 and a fourth one-way throttle valve 43, the air flow direction of the third one-way throttle valve 42 is opposite to that of the fourth one-way throttle valve 43, the third one-way throttle valve 42 and the fourth one-way throttle valve 43 are respectively fixed on the side wall of the cylinder body of the horizontal driving cylinder 41, and the horizontal driving cylinder 41 is connected with the driving guide hole of the second fixing plate 112; the bottle placing component 6 moves on the second guide component 13 in an alternating reciprocating mode through the horizontal driving air cylinder 41, and the speed and the direction of the horizontal driving air cylinder 41 are adjusted through the third one-way throttle valve 42 and the fourth one-way throttle valve 43.

Referring to fig. 1, 3 and 4, the top of the cap screwing component 5 is fixed on the fifth connecting guide hole, the cap screwing component 5 is connected with the vertical guide rod 123 in a vertical sliding manner through the sliding connection plate 33, a screwing groove for accommodating the workpiece bottle 8 is formed in the cap screwing component 5, the screwing groove is communicated with the vacuum pipeline 22, a groove is formed in the lower portion of the screwing groove, the inductor 51 is arranged at the groove edge of the groove, and the inductor 51 is in communication connection with the vacuum driver 21; the screwing groove and the upper part of the put workpiece bottle 8 form a closed space, the joint of the bottle body of the workpiece bottle 8 and the bottle cap of the workpiece bottle 8 is covered in the screwing groove, when the bottle putting mold 63 and the cap screwing component 5 are folded up and down, the inductor 51 is induced, the vacuum driving 21 is started, the air in the bottle of the workpiece bottle 8 is evacuated by using the vacuum pipeline 22, meanwhile, the workpiece bottle 8 and the bottle cap of the workpiece bottle 8 are compressed by using the vertical driving air cylinder 32, and the sealing of the workpiece bottle 8 is completed.

Referring to fig. 1, 3-5, the bottle placing assembly 6 includes a mold mounting plate 61, a slide block 62, and two bottle placing molds 63 for accommodating the workpiece bottles 8; the upper plate surface of the die mounting plate 61 is connected with the bottle placing die 63, the lower plate surface of the die mounting plate 61 is connected with the top of the sliding block 62, the plate surface of the die mounting plate 61 is provided with a sixth connecting guide hole, and the sixth connecting guide hole is connected with the second upright post 74; the lower part of the sliding block 62 is provided with a sliding groove which is used for being in sliding connection with the second guide component 13, a linear sliding film 621 is laid in the sliding groove, the sliding block 62 is also connected with the horizontal driving component 4, and the number of the sliding blocks 62 is two or three; an accommodating groove for accommodating the workpiece bottle 8 is formed in the bottle placing mold 63, a sliding hole 631 is formed in the side wall of the bottle placing mold 63, the ejector rod 73 is connected with the sliding hole 631 in a sliding mode, the inner end of the sliding hole 631 is connected with the inner wall of the bottle placing mold 63, a first protection component 632 is arranged at the inner end of the sliding hole 631, a second protection component 633 is further arranged on the inner wall of the bottle placing mold 63, the first protection component 632 is PU colloidal particles, and the second protection component 633 is an anti-slip silica gel pad;

utilize mould mounting panel 61 to drive the removal of putting bottle mould 63, and ensure that two removal of putting bottle mould 63 are synchronous, be convenient for operate two and put bottle mould 63 take the bottle and put the bottle action, utilize sliding block 62 to drive mould mounting panel 61 and remove on horizontal guide bar 131, utilize sharp slip film 621 to realize the protection of sliding tray, when realizing the slip of sliding tray and horizontal guide bar 131, avoid the wearing and tearing of sliding tray, utilize first protection component 632 to avoid ejector pin 73 wearing and tearing work piece bottle 8, utilize second protection component 633 to realize anti-skidding to work piece bottle 8, and protect work piece bottle 8 not impaired.

Referring to fig. 1-5, the working principle of the anti-overflow double-head double-mold reciprocating vacuum cap screwing machine of the utility model is as follows: placing an unprocessed workpiece bottle 8 into a first bottle placing mold 63, under the pushing action of a horizontal driving air cylinder 41, moving the first bottle placing mold 63 to the lower part of a screw cap component 5, gradually advancing the first ejector rod 73 to the inner end of a sliding hole 631 in a sliding manner along with the shortening of the distance between the first bottle placing mold 63 and the lower part of the screw cap component 5, gradually increasing the length of the first ejector rod 73 in the accommodating groove of the first bottle placing mold 63, namely gradually increasing the pressing force of the ejector rod 73 on the workpiece bottle 8, under the pushing action of a vertical driving air cylinder 32, moving the screw cap component 5 downwards to form a closed space with the first bottle placing mold 63, closing the screwing groove and the accommodating groove of the first bottle placing mold 63, starting a vacuum driver 21, evacuating the bottle air bottle cap in the placed workpiece bottle 8 through a vacuum pipeline 22, and pressing the workpiece bottle 8 and the workpiece bottle 8 tightly under the pushing action of the vertical driving air cylinder 32, in the current process, the unprocessed workpiece bottle 8 is placed into the second bottle placing mold 63; after the workpiece bottle 8 in the first bottle placing mold 63 is processed, under the pushing action of the horizontal driving cylinder 41, the first bottle placing mold 63 gradually gets away from the lower part of the cap screwing component 5, the second bottle placing mold 63 moves to the lower part of the cap screwing component 5, the length of the first ejector rod 73 in the accommodating groove of the first bottle placing mold 63 is gradually shortened, the length of the second ejector rod 73 in the accommodating groove of the second bottle placing mold 63 is gradually lengthened, the screwing groove and the accommodating groove of the second bottle placing mold 63 form a closed space, the vacuum driver 21 is started, air of the put-in workpiece bottle 8 is pumped out through the vacuum pipeline 22, the workpiece bottle 8 and the bottle cap of the workpiece bottle 8 are pressed under the pushing action of the vertical driving cylinder 32, so that the two bottle placing molds 63 are alternately put in the unprocessed workpiece bottle 8 and taken out the processed workpiece bottle 8 in a reciprocating manner, and the waiting time for taking out the workpiece bottle 8 and the workpiece bottle 8 is saved, the top bottle assembly 7 is used for enhancing the stability of the workpiece bottle 8 and avoiding the overflow of materials from the workpiece bottle 8, the swing arm 72 and the ejector rod 73 of the top bottle assembly 7 are used for enabling the pressing force applied to the workpiece bottle 8 to stably rise, the stability of the workpiece bottle 8 is enhanced, meanwhile, the phenomenon that the pressing force applied to the workpiece bottle 8 suddenly increases to cause the overflow of the materials from the workpiece bottle 8 is avoided, and meanwhile, the production efficiency is improved.

The foregoing are only some embodiments of the utility model. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the utility model.

Claims (10)

1. The overflow-preventing single-head double-mold reciprocating vacuum cap screwing machine comprises a horizontal driving assembly, a bottle placing assembly and a rack, and is characterized by further comprising a bottle pushing assembly for providing pushing force for a workpiece bottle, wherein the bottle placing assembly comprises a mold mounting plate and two bottle placing molds for accommodating the workpiece bottle;

the top bottle subassembly include first stand, second stand, swing arm and with put the ejector pin that the bottle mould one-to-one is connected, swing arm swivelling joint in on the second stand, the swing arm distributes in first stand and puts between the bottle mould, first stand with the swing arm transmission is connected, first stand and frame fixed connection, second stand and die mounting board fixed connection, two sides of swing arm are connected one respectively the ejector pin, the ejector pin with put the lateral wall sliding connection of bottle mould, the inner of ejector pin pastes with the work piece bottle of putting into mutually, two put on the bottle mould all is fixed in the die mounting board, the die mounting board pass through horizontal drive subassembly for frame horizontal migration.

2. The anti-overflow double-mold reciprocating vacuum cap screwing machine as claimed in claim 1, wherein the swing arm is of a V-shaped structure, a rotary bearing is arranged at the top end of the first upright post, the rotary bearing is arranged at the horizontal rear part of the swing arm and is in transmission connection with the swing arm, and the middle part of the swing arm is in rotary connection with the second upright post.

3. The anti-overflow double-mold reciprocating vacuum cap screwing machine as claimed in claim 2, wherein a sliding hole is formed in a side wall of the bottle placing mold, the ejector rod is slidably connected with the sliding hole, an inner end of the sliding hole is connected with an inner side wall of the bottle placing mold, a first protection component is arranged at an inner end of the sliding hole, and the first protection component is distributed between the ejector rod and a workpiece bottle to be placed.

4. The anti-overflow double-mold reciprocating vacuum cap screwing machine according to any one of claims 1 to 3, wherein the bottle placing mold is provided with a second protection component which is attached to the inner side wall of the bottle placing mold and/or the bottom wall of the bottle placing mold.

5. The anti-overflow double-mold reciprocating vacuum cap screwing machine according to claim 4, further comprising a lifting driving assembly, a cap screwing assembly and a vacuum assembly, wherein the cap screwing assembly is lifted and moved relative to the rack through the lifting driving assembly, the lifting driving assembly is fixedly connected with the rack, the first upright post is parallel to the cap screwing assembly in the horizontal direction, a screwing groove for accommodating a workpiece bottle is formed in the cap screwing assembly, and the vacuum assembly is communicated with the screwing groove.

6. The anti-overflow double-mold reciprocating vacuum cap screwing machine according to claim 5, further comprising a first guide component fixed perpendicular to the frame and a second guide component fixed parallel to the frame, wherein the lifting drive component is parallel to the first guide component in the vertical direction, the horizontal drive component is parallel to the second guide component in the horizontal direction, the cap screwing component is slidably connected with the first guide component through the lifting drive component, and the mold mounting plate is slidably connected with the second guide component through the horizontal drive component.

7. The anti-overflow single-head dual-mold reciprocating vacuum cap screwing machine as claimed in claim 6, wherein the lifting driving assembly comprises a cylinder connecting plate, a vertical driving cylinder and a sliding connecting plate, the vertical driving cylinder is provided with a vertical cylinder body, a vertical cylinder push rod movably connected with the vertical cylinder body, a first one-way throttle valve and a second one-way throttle valve, the air flow directions of the first one-way throttle valve and the second one-way throttle valve are opposite, the first one-way throttle valve and the second one-way throttle valve are both connected with the vertical cylinder body, the vertical cylinder body is connected with a first guiding assembly through the cylinder connecting plate, the vertical cylinder push rod is fixed on the sliding connecting plate, the sliding connecting plate is connected with the first guiding assembly in a sliding manner, and the sliding connecting plate is further connected with the cap screwing assembly, the sliding connection plate is distributed between the cylinder connection plate and the bottle placing mold.

8. The anti-overflow double-mold reciprocating vacuum cap screwing machine as claimed in claim 7, wherein the frame is further provided with a rotating handle, the rotating handle is provided with a rotating crown and a rotating rod, the rotating crown is fixed at the top end of the first guiding component, the top end of the rotating rod is connected with the rotating crown, and the bottom end of the rotating rod is fixed at the cylinder connecting plate.

9. The anti-overflow double-mold reciprocating vacuum cap screwing machine according to any one of claims 5-8, wherein the vacuum assembly further comprises inductors, the inductors are fixed at the bottom of the cap screwing assembly and distributed between the cap screwing assembly and the bottle placing mold, and the inductors are in communication connection with the vacuum assembly.

10. The anti-overflow single-head dual-mold reciprocating vacuum cap screwing machine of claim 9, wherein the top bottle assembly further comprises a sealing assembly and a spacer, the sealing assembly and the spacer are both wound around the top rod, and the sealing assembly is distributed between the spacer and the outer side wall of the bottle placing mold.

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