CN111483642A

CN111483642A - Packaging device for pop-top can cover body

Info

Publication number: CN111483642A
Application number: CN202010484769.0A
Authority: CN
Inventors: 安旭; 李国庆; 李马群
Original assignee: Suzhou SLAC Precision Equipment Co Ltd
Current assignee: Suzhou SLAC Precision Equipment Co Ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2020-08-04

Abstract

The utility model provides a zip-top can lid packing apparatus which characterized in that: the device comprises a rack (1) and a cover body track (2), wherein one section of the cover body track (2) is used as a cover pushing and bagging section (21), one end of the cover pushing and bagging section (21) is used as a packaging bag supply position (211), and the other end of the cover pushing and bagging section is used as a cover body bag inlet position (212); a packaging bag positioning and opening component (3) is arranged at the packaging bag supply position (211); a bag grabbing component (4) is connected between the cover body bag entering position (212) and the packaging bag supply position (211) in a sliding mode, when the bag grabbing component (4) is located at the packaging bag supply position (211), the first opening supporting piece (41) can extend into an opening of the packaging bag (00), and the bag pressing block (42) and the first opening supporting piece (41) are matched to clamp the edge of one side of the opening of the packaging bag (00); a bag opening supporting component (5) is arranged at the bag entering position (212) of the cover body; the packaging device for the pop can cover further comprises a cover body pushing mechanism (6).

Description

Packaging device for pop-top can cover body

Technical Field

The invention belongs to the field of packaging equipment, and particularly relates to a packaging device for a zip-top can cover.

Background

When the pop can cover is produced, firstly, the metal material is punched into the basic cover by a basic cover punch, then the basic cover is curled by a curling machine and injected by an injection machine, and then the basic cover is dried by a dryer, and then the cover bodies are further molded on a combined punch and the pull ring is riveted on the cover bodies.

In order to facilitate storage and transportation, the lid of the can is packaged during storage or transportation, and therefore a packaging device for packaging the lid of the can into a packaging bag is needed. Since the packaging bag is generally made of paper and has a long cylindrical shape with one end open, as shown in fig. 14, so-called packaging is to put a can lid into the packaging bag from the one end opening of the packaging bag and then to bond and close the open end.

Some packaging equipment for pop can covers is reported abroad, but most of the equipment only realizes automation of a certain section of the packaging process, and the whole machine is also complex.

Disclosure of Invention

The invention provides a packaging device for a zip-top can cover, and aims to push a cover body into a packaging bag for packaging, and the action process is accurate and smooth.

In order to achieve the purpose, the invention adopts the technical scheme that: a packaging device for pop can covers comprises a rack and a cover body rail arranged on the rack and used for conveying overlapped cover bodies, wherein one section of the cover body rail is used as a cover pushing and bagging section, one end of the cover pushing and bagging section is used as a packaging bag supply position, and the other end of the cover pushing and bagging section is used as a cover body bag inlet position;

the packaging bag positioning and opening assembly is arranged at the packaging bag supply position and can be used for placing the packaging bag on the packaging bag supply position and keeping the opening state;

a bag grabbing component is connected between the cover body bag entering position and the packaging bag supply position in a sliding mode, and the bag grabbing component is driven by a bag grabbing translation driving mechanism to move between the cover body bag entering position and the packaging bag supply position; the bag grabbing component comprises a first opening supporting piece and a bag pressing block, the bag pressing block is arranged opposite to the first opening supporting piece, and the bag pressing block is driven by a bag pressing block driving mechanism to be close to or far away from the first opening supporting piece, so that the bag pressing block and the first opening supporting piece are matched to have a clamping effect; when the bag grabbing assembly is located at the packaging bag supply position, the first opening piece can extend into the opening of the packaging bag, and the bag pressing block and the first opening piece are matched to clamp one side edge of the opening of the packaging bag; when the bag grabbing assembly is positioned at the bag inlet position of the cover body, the first opening part can open and keep the opening of the packaging bag;

the packaging device for the zip-top can cover body further comprises a cover body pushing mechanism, and the cover body pushing mechanism can push the cover body to pass through the first opening piece to enter a packaging bag at the zip-top can filling section.

In the scheme, at least one second opening is further formed in the position, corresponding to the bag opening of the packaging bag, of the bag inlet position of the cover body, and when the bag grabbing assembly is located at the bag inlet position of the cover body, the second opening propping piece can also stretch into the opening of the packaging bag and can prop and retain the bag opening of the packaging bag under the combined action of the second opening propping piece and the first opening propping piece; the first opening supporting piece is a circular arc-shaped plate-shaped body, the second opening supporting piece is also a circular arc-shaped plate-shaped body, and the first opening supporting piece and the second opening supporting piece are oppositely arranged by circular arc concave surfaces of the first opening supporting piece and the second opening supporting piece.

In the above scheme, the bag grabbing assembly further comprises at least one second opening expanding piece, the second opening expanding piece moves along with the first opening expanding piece, and when the bag grabbing assembly is located at the bag supply position, the second opening expanding piece and the first opening expanding piece can extend into the opening of the bag together; when the bag grabbing assembly is located at the bag entering position of the cover body, the second opening supporting piece and the first opening supporting piece can jointly act to open and keep the bag opening of the packaging bag.

In the scheme, a packaging bag rear end limiting component is further arranged on the cover pushing and packaging section close to the packaging bag supply position and comprises a packaging bag rear end limiting block and a limiting block driving mechanism, and the packaging bag rear end limiting block can lift relative to the rack under the driving of the limiting block driving mechanism; when the cover body enters the packaging bag of the cover pushing and bagging section along the cover body rail, the limiting block at the rear end of the packaging bag is in a descending state, and the rear end part of the packaging bag is blocked and positioned. In practice, the rear end limiting component of the packaging bag is not needed, and the distance for pushing the cover body into the bag by controlling the pushing mechanism can also ensure that the cover body is not pushed excessively and the packaging bag is not broken.

In the above scheme, the bag pressing block driving mechanism comprises a swing rod, a touch matching block and a touch matching block driving device; the swing rod is hinged relative to the first opening supporting piece, one end of the swing rod is connected with the bag pressing block in a positioning mode, and the other end of the swing rod serves as a touch end; an elastic element acts on the swing rod to keep the bag pressing block in a clamping state matched with the first opening supporting piece; the utility model discloses a bag pressing device, including a bag pressing block, a swing rod, a touch cooperation block, a bag pressing block and a bag pressing block, wherein the bag pressing block is provided with a clamping state, the clamping state is provided with a clamping position, the clamping position is provided with a clamping position, and the clamping position is provided with a clamping position which is matched with the clamping position. The above is a preferred example of the bag pressing block driving mechanism, and in practice, an actuator may be directly used to drive the bag pressing block, except that the actuator needs to move with the bag grasping assembly.

In the scheme, a folding packaging bag assembly is further arranged at a bag inlet position, close to the cover body, of the cover pushing and bagging section, the folding packaging bag assembly comprises a clamping driving mechanism, a rotary driving mechanism, a clamping jaw assembly and a linear driving mechanism, the clamping driving mechanism is driven to swing and rotate through the rotary driving mechanism, and the clamping driving mechanism is provided with two clamping parts; the clamping jaw assembly comprises an upper bag folding rod and a lower bag folding rod which are oppositely arranged, the roots of the upper bag folding rod and the lower bag folding rod are fixed on two clamping parts of a clamping driving mechanism, and the clamping driving mechanism drives the upper bag folding rod and the lower bag folding rod to fold paper rods to be separated, so that a mouth is formed between the upper bag folding rod and the lower bag folding rod; the lower bag folding rod is provided with a gland, the gland is provided with an arc pressing surface matched with the circumferential surface of the packaging bag, and the arc pressing surface extends along the axial direction of the packaging bag; under the operating condition, the opening end department of wrapping bag is arranged in folding a bag pole and folding down open the mouth between the bag pole on, the open end centre gripping of wrapping bag is folded a bag pole and folding down to the centre gripping actuating mechanism drive, folding a bag pole and folding down a bag pole upset 180 under the rotary driving mechanism drive, make the arc of gland is pressed and is put the face and is taken the open end and turn over and accomplish the sack folding on the position of establishing the lid in the wrapping bag.

Further, the rotary driving mechanism is also provided with a linear driving mechanism, and the rotary driving mechanism can be driven to do linear motion along the direction vertical to the axis of the packaging bag through the linear driving mechanism.

Furthermore, the folding packaging bag assembly also comprises a heating assembly, and the heating assembly is arranged corresponding to the reverse folding position of the lower opening end in the folding completion state of the bag opening, so that the reverse folding opening end and the position of the cover body in the packaging bag are heated and bonded in an auxiliary mode after the bag opening is folded.

Furthermore, the packaging bag folding assembly further comprises two top pressing blocks and a top pressing block driving mechanism, the two top pressing blocks are oppositely arranged corresponding to two radial sides of the packaging bag, the head parts of the two top pressing blocks, facing the packaging bag, are of a reduced pointed shape, and the two top pressing blocks stretch into the folding seams at the two sides of the packaging bag or retreat under the action of the top pressing block driving mechanism.

The folding packaging bag assembly is a selected part selected according to the requirements of users, the folding packaging bag assembly is not required to be arranged on actual equipment, the equipment does not need to finish the step of sealing, and for example, the cover body can be sealed by other equipment or manual work after being bagged.

In the above solution, the cover pushing mechanism may be a linear moving mechanism directly disposed along the guide rail, such as a linear motor, a motor and a screw nut mechanism, but there is a better solution that the cover pushing mechanism includes a lifting mechanism, a guide rail, a push rod and a push rod driving mechanism, and the lifting mechanism has a lifting end; the guide rail is arranged below the cover body rail and extends along the length direction of the cover body rail, one end of the guide rail is rotatably connected with the rack, the other end of the guide rail is rotatably connected with the lifting end of the lifting mechanism, and the guide rail is driven by the lifting mechanism to move up and down along the vertical direction; the push rod is connected to the guide rail in a sliding mode along the length direction of the guide rail and is provided with a pushing end, and the pushing end corresponds to the cover body on the cover body rail; the push rod is in transmission connection with the push rod driving mechanism, and is driven by the push rod driving mechanism to do linear motion along the length direction of the cover body track. The effect of this preferred scheme: the pushing mechanism can be descended and retracted when not in use, so that the space is saved; simultaneously with carrying out whole lift with the guide rail and comparing, the connection and the drive mode of above-mentioned guide rail, lifting mechanism's burden is little, and the lift of guide rail is comparatively convenient, is suitable for longer guide rail stroke to use more.

In the above scheme, the packaging bag supply position is connected with a packaging bag supply device, and the packaging bag supply device comprises a storage bin, a bag taking arm, an arm driving part and a bag taking operation assembly; the storage bin comprises a storage trough which is fixedly arranged relative to the rack, one end of the storage trough is a material taking end, and the storage trough is obliquely arranged with the material taking end downwards; the upper end of the bag taking arm is hinged relative to the rack, and the lower end of the bag taking arm is used as a bag taking operation end; one end of the arm driving piece is hinged relative to the rack, the other end of the arm driving piece is hinged with the middle part of the bag taking arm, and the bag taking arm is driven to swing by the arm driving piece; the bag taking operation assembly is arranged at the bag taking operation end of the bag taking arm, is in sliding connection with the bag taking arm along the length direction of the bag taking arm relative to the bag taking arm, and acts on a telescopic driving mechanism, so that the bag taking operation assembly makes telescopic motion along the length direction of the bag taking arm; under the working state, the bag taking arm is driven by the arm driving part to swing towards the material taking end of the storage tank and aim at the material taking end of the storage tank, so that the bag taking operation assembly can extend into the material taking end of the storage tank to take out the packaging bag under the driving of the telescopic driving mechanism.

In the scheme, the second opening-opening piece is provided with an air blowing channel towards the opening of the opened packaging bag, and the air blowing channel is connected with an air source so that the packaging bag is fully opened to facilitate the loading of the cover body.

In the above solution, the package bag positioning and opening assembly can adopt various mechanisms, such as a cylinder and a sucker, and preferably, the package bag positioning and opening assembly is as follows: including last adsorption component and lower adsorption component, go up the corresponding setting from top to bottom of adsorption component and lower adsorption component, adsorb from top and below and make the sack of wrapping bag open on the wrapping bag.

In the scheme, the cover pushing and bagging section can be further provided with a discharging device, and when the cover body is placed in the packaging bag and packaged, the cover body can be discharged or grabbed away by the discharging device. The discharging device can be two flashboards at the bottom of the track, when the flashboards are opened, the packaged cylindrical cover body can automatically fall off to discharge, or the discharging device is a manipulator, and the manipulator grabs and moves away the packaged cylindrical cover body. Of course, in practice, the discharging device is not arranged, and manual discharging can be carried out.

The invention has the following effects: the invention adopts ingenious mechanism designs such as bag grabbing components, actually and automatically loads the cover body into the packaging bag accurately and smoothly, and the whole device has the advantages of ingenious design, high bagging efficiency, low cost of the whole machine and good market prospect.

The bag opening and bag opening supporting are completed by dividing the bag opening and the bag opening supporting into two stations, so that the design is that the opening of a new bag opening of the packaging bag can be performed at the packaging bag supply position, and the cover filling and bagging process of the previous packaging bag is performed at the cover filling position, so that the two steps of operation can be performed synchronously, the waiting time is avoided, and the working rhythm and efficiency are improved.

Drawings

FIG. 1 is an overall perspective view of an embodiment of the present invention with the guide rails thereof omitted and not shown for the push-to-cover bagging section;

FIG. 2 is an overall front view of an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of FIG. 1 at A;

FIG. 4 is a first schematic diagram of the operation of the bag-grasping assembly according to the embodiment of the invention;

FIG. 5 is a second schematic diagram of the operation of the bag-grasping assembly according to the embodiment of the invention;

FIG. 6 is a third schematic diagram of the operation of the bag-grasping assembly according to the embodiment of the invention;

FIG. 7 is a fourth schematic diagram of the operation of the bag grasping assembly according to the embodiment of the invention;

FIG. 8 is a perspective view of a cover pushing mechanism according to an embodiment of the present invention;

FIG. 9 is a schematic view illustrating a state where a push rod of the cover pushing mechanism of the embodiment of the present invention is inserted into a cover rail;

FIG. 10 is a first perspective view of a folded package assembly according to an embodiment of the present invention, showing the opened position;

FIG. 11 is a second perspective view of the folding and packaging bag assembly according to the embodiment of the present invention, showing a state where the opening is closed;

FIG. 12 is a third perspective view of the bag folding assembly of the present invention showing the state of the cover turned upside down;

FIG. 13 is a schematic view showing the pressing action of the pressing block of the folded package assembly according to the embodiment of the present invention;

FIG. 14 is a schematic view of a package according to an embodiment of the present invention;

FIG. 15 is a schematic view of a folded open end of a package according to an embodiment of the present invention;

fig. 16 is a perspective view of a package supplying apparatus according to an embodiment of the present invention;

FIG. 17 is a schematic view showing a retracted state of the bag pick-up operation unit of the apparatus for supplying packing bags according to the embodiment of the present invention;

fig. 18 is a schematic view showing an extended state of a bag taking operation unit of the packaging bag supply apparatus according to the embodiment of the present invention;

fig. 19 is a schematic view illustrating a state in which the bag-taking operation member of the bag-supplying apparatus according to the embodiment of the present invention sucks the bag.

In the above drawings: 1. A frame; 2. a cover track; 21. pushing the cover to pack the bag section; 211. a packaging bag supply location; 212. the cover body is placed in a bag position; 22. a temporary cover storage device; 3. a package bag positioning and opening assembly; 31. an upper adsorption component; 32. a lower adsorption assembly; 4. a bag grasping assembly; 41. a first mouth piece; 42. pressing a bag block; 43. a bag pressing block driving mechanism; 431. a swing rod; 4311. a touch end; 432. touching the matching block; 433. touching a matching block driving device; 434. an elastic element; 44. a bag grasping translation driving mechanism; 51. a second mouth piece; 511. an air blowing channel; 52. a second mouth piece driving mechanism; 6. a cover body pushing mechanism; 61. a lifting mechanism; 62. a guide rail; 63. a push rod; 64. A push rod drive mechanism; 7. a limiting component at the rear end of the packaging bag; 71. a rear end limiting block; 72. a limiting block driving mechanism; 8. folding the packaging bag assembly; 81. a clamping drive mechanism; 811. a clamping portion; 82. a rotation driving mechanism; 83. a jaw assembly; 831. folding the bag rod upwards; 832. Folding the bag rod downwards; 8321. a gland; 84. a linear drive mechanism; 85. a heating assembly; 86. pressing the block; 861. a top press block driving mechanism; 9. a packaging bag supply device; 91. a storage bin; 911. a storage tank; 92. a bag taking arm; 921. a bag taking operation end; 93. an arm driving member; 94. a bag taking operation component; 941. a telescopic driving mechanism; 00. packaging bags; 001. a cover body; 002. folding and sewing; 003 glue adhering part.

Detailed Description

The invention is further described with reference to the following figures and examples:

example (b): referring to FIGS. 1-19:

a packaging device for lid of pop can is disclosed, referring to fig. 1, fig. 2 and fig. 3, comprising a frame 1 and a lid track 2 arranged on the frame 1 for conveying superposed lids, wherein a section on the lid track 2 is used as a lid pushing and bagging section 21, and the lid pushing and bagging section 21 refers to a section on the device which completes the core function of pushing and loading the lid 001 into the packaging bag 00.

Referring to fig. 2, one end of the push-cover bag section 21 serves as a bag supply position 211, and the other end thereof serves as a cover insertion position 212.

Referring to fig. 1, 2 and 3, a bag positioning and opening unit 3 is disposed at the bag supply position 211, and the bag positioning and opening unit 3 can position a bag on the bag supply position 211 and maintain an opened state. The package positioning and opening assembly 3 is exemplified specifically: as shown in fig. 19 in detail, the bag opening device includes an upper suction unit 31 and a lower suction unit 32, the upper suction unit 31 and the lower suction unit 32 are disposed vertically and correspondingly, and are sucked to the bag 00 from above and below to open the bag opening of the bag 00. In practice, the bag positioning and opening assembly 3 can also be realized by other structural forms: for example, the two clamping plates clamp the left and right edges of the packaging bag 00 one by one to open the bag opening naturally, or the upper and lower clamping plates and the left and right clamping plates act together to open the bag opening.

Referring to fig. 1, 2 and 3, a bag-grasping assembly 4 is slidably connected between the cover bag-entering position 212 and the bag-supplying position 211, and the bag-grasping assembly 4 is driven by a bag-grasping translation driving mechanism 44 to move between the cover bag-entering position 212 and the bag-supplying position 211.

Referring to fig. 1, 2 and 3, the bag-grasping assembly 4 includes a first opening-supporting member 41 and a bag-pressing block 42, wherein the first opening-supporting member 41 is a circular arc plate with a concave surface facing upwards. The bag pressing block 42 is positioned below the first opening supporting piece 41, and the bag pressing block 42 is driven by the bag pressing block driving mechanism 43 to be capable of approaching or separating from the bottom surface of the first opening supporting piece 41, so that the bag pressing block 42 and the first opening supporting piece 41 are matched to have a clamping effect; when the bag grabbing assembly 4 is located at the bag supply position 211, the first opening expanding piece 41 can extend into the opening of the bag 00, and the bag pressing block 42 and the first opening expanding piece 41 are matched to clamp the lower edge of the opening of the bag 00.

Referring to fig. 1, 2 and 3, the translational driving mechanism 44 may be any linear driving mechanism, such as a linear motor, a linear module, a motor and a lead screw nut mechanism, or an air cylinder.

Referring to fig. 1, 2 and 3, and more particularly to fig. 4-7, the bag pressing block driving mechanism 43 preferably includes a swing link 431, a touch engagement block 432 and a touch engagement block driving device 433. The swing rod 431 is hinged to the first mouth-opening part 41, one end of the swing rod 431 is fixed to the bag pressing block 42, and the other end of the swing rod 431 serves as a touch end 4311. Specifically, as shown in fig. 3-6, the swing rod 431 is a bending rod, the end of the horizontal section of the bending rod is connected to the bag pressing block 42, and the end of the vertical section of the bending rod is used as a touch end 4311. An elastic element 434 is further arranged at the end of the transverse section of the swing rod 431, so that the bag pressing block 42 is kept in a clamping state matched with the first opening expanding piece 41. Referring to fig. 1 and 2, in detail to fig. 3 to 6, the touch-fitting block 432 is disposed at the package bag supply position 211 corresponding to the touch end 4311 of the swing link 431, and the touch-fitting block 432 has two working positions driven by the touch-fitting block driving device 433, when the touch-fitting block 432 is located at one working position, the touch end 4311 of the swing link 431 contacts with the touch-fitting block 432 to lower and release the bag pressing block 42, and when the touch-fitting block 432 is located at the other working position to release the touch end 4311 of the swing link 431, the bag pressing block 42 is returned to the clamping state.

In practice, the bag pressing block driving mechanism 43 is also mounted on the bag grasping assembly 4 by other driving mechanisms, such as a direct air cylinder, and moves along with the bag grasping assembly 4.

Referring to fig. 1, 2 and 3, a second mouth opening part 51 and a second mouth opening part driving mechanism 52 for driving the second mouth opening part 51 to move are arranged at the bag inlet position 212 of the cover body, and the second mouth opening part 51 is positioned above the first mouth opening part 41. When the bag-grabbing assembly 4 is located at the cover bag-entering position 212, the second opening-supporting piece 51 and the first opening-supporting piece 41 can work together one above the other to open and hold the bag opening, so that a channel which can be accessed by the cover is formed. Preferably, the second mouth-expanding member 51 is a circular arc plate with a downward concave surface. The cross-section of the first mouth piece 41 is approximately semi-circular.

Further, as shown in fig. 1, 2 and 3, it is preferable that an air blowing passage 511 is provided in the second mouth piece 51 toward the mouth of the packing bag 00 opened, and the air blowing passage 511 is connected to an air source to blow air into the packing bag 00 while the second mouth piece 51 and the first mouth piece 41 open the mouth of the packing bag 00, so that the mouth of the packing bag 00 can be smoothly opened.

The packaging device for the lid body of the pop can further comprises a lid body pushing mechanism 6, and the lid body pushing mechanism 6 can push the lid body to penetrate through the second opening supporting piece 51 and the first opening supporting piece 41 to enter the packaging bag 00 at the position of the lid pushing and packaging section 21.

Referring to fig. 1 and 2, a bag rear end limiting assembly 7 is further disposed on the push-cover bag section 21 near the bag supply position 211, the bag rear end limiting assembly 7 is composed of a bag rear end limiting block 71 and a limiting block driving mechanism 72, and the bag rear end limiting block 71 can be lifted and lowered relative to the frame 1 under the driving of the limiting block driving mechanism 72. When the cover body enters the packaging bag 00 of the cover pushing and packaging section 21 along the cover body rail 2, the rear end limiting block 71 of the packaging bag is in a descending state, namely, the rear end part of the packaging bag 00 is blocked and positioned.

In operation, as shown in fig. 1-2 and fig. 3, the overlapped caps 001 arranged on the cap rail 2 of this embodiment is shown in fig. 8, a bag 00 with an opened bag opening is provided at the bag supply position 211, the bag-grasping translation driving mechanism 44 is started to drive the bag-grasping assembly 4 to move to the bag supply position 211, at this time, as shown in fig. 4, when the bag-grasping assembly 4 reaches the bag supply position 211, the touch end 4311 of the swing link 431 first contacts and is pressed against the touch fitting block 43, so that the bag-pressing block 42 descends, i.e., is far away from and separated from the first opening-supporting piece 41, the bag-grasping assembly 4 continues to move to the bag supply position 211, so that the first opening-supporting piece 41 is inserted into the opened bag opening of the bag 00, at this time, as shown in; next, the touch matching block driving device 433 operates to drive the touch matching block 43 to swing and give way, and the bag pressing block 42 returns to the original position under the action of the elastic element 434 and rises to match with the first mouth opening part 41 to clamp the lower edge of the bag mouth of the packaging bag 00, and the state is shown in fig. 6; then, the bag-holding translation driving mechanism 44 is activated again to drive the bag-holding assembly 4 to move to the cover bag-entering position 212, and the bag-holding assembly 4 successfully holds a bag and pulls the bag to the cover bag-entering position 212, as shown in fig. 7; when the bag grabbing assembly 4 returns to the cover bag entering position 212, the second mouth opening piece 51 is also inserted into the opening mouth of the packaging bag 00, then the second mouth opening piece 51 is driven by the second mouth opening piece driving mechanism 52 to be away from the first mouth opening piece 41, namely, the second mouth opening piece 51 and the first mouth opening piece 41 are opened relatively, and meanwhile, the air blowing channel 511 blows air into the packaging bag 00, so that the mouth of the packaging bag can be smoothly expanded, and a channel for the cover 001 to enter the bag is formed. At this time, the lid pushing mechanism 6 is started, that is, a stack of strip-shaped lids 001 on the lid rail 2 is pushed into the bag, and the lid pushing mechanism 6 withdraws from the packaging bag 00, so that the process of packaging the lids into the packaging bag 00 is completed.

The cover pushing mechanism 6 may be any mechanism that can introduce the cover into the packaging bag 00 along the axial direction of the packaging bag 00, for example, an air cylinder disposed along the axial direction of the packaging bag 00. However, the preferred scheme in this embodiment is: referring to fig. 1 and 2, and in detail fig. 8 and 9, the cover pushing mechanism 6 includes a lifting mechanism 61, a guide rail 62, a push rod 63, and a push rod driving mechanism 64, wherein the lifting mechanism 61 has a lifting end; the guide rail 62 is arranged below the cover body rail 2 and extends along the length direction of the cover body rail 2, one end of the guide rail 62 is rotatably connected with the frame 1, and the other end of the guide rail 62 is rotatably connected with the lifting end of the lifting mechanism 61 and is driven by the lifting mechanism 61 to move up and down along the vertical direction. The push rod 63 is slidably connected to the guide rail 62 along the length direction of the guide rail 62, and the push rod 63 has a pushing end corresponding to the cover on the cover rail 2. The push rod 63 is in transmission connection with the push rod driving mechanism 64, and is driven by the push rod driving mechanism 64 to move linearly along the length direction of the cover body track 2. The pusher actuation mechanism 64 may be a linear module, linear motor, or other conventional actuation device.

In the working state, referring to fig. 1-3 and fig. 8-9 in detail, the cover 001 is conveyed to the right side of the pushing end of the push rod 63 along the cover rail 2, the lifting end of the lifting mechanism 61 pushes the guide rail 62 to rise, the pushing end of the push rod 63 extends upwards from the middle of the cover rail 2, and then the push rod driving mechanism 64 is started to drive the pushing end of the push rod 63 to slide along the length direction of the guide rail 62, so as to push the cover 001 to move in the cover rail 2.

Preferably, the pushing rod 63 further includes an extending section, the extending section extends along the length direction of the cover body track 2, and an end portion of the extending section is used as the pushing end.

Referring to fig. 1 and 2, and in detail to fig. 10 to 13, a folded packaging bag assembly 8 is further disposed on the cover body bag-entering position 212 of the cover-pushing bag-filling section 21, the folded packaging bag assembly 8 includes a clamping driving mechanism 81, a rotation driving mechanism 82 and a clamping jaw assembly 83, the clamping driving mechanism 81 is driven by the rotation driving mechanism 82 to swing, and the clamping driving mechanism 81 has two clamping portions 811. The clamping jaw assembly 83 includes an upper bag folding rod 831 and a lower bag folding rod 832 which are oppositely arranged, roots of the upper bag folding rod 831 and the lower bag folding rod 832 are fixed on two clamping portions 811 of the clamping driving mechanism 81, and the clamping driving mechanism 81 drives the upper bag folding rod 831 and the lower bag folding rod 832 to be separated, so that a mouth is formed between the upper bag folding rod 831 and the lower bag folding rod 832. And a gland 8321 is arranged on the lower bag folding rod 832, an arc-shaped pressing surface matched with the circumferential surface of the packaging bag 00 is arranged on the gland 8321, and the arc-shaped pressing surface extends along the axial direction of the packaging bag 00. Under the operating condition, the open end of wrapping bag 00 is located in the mouth that upward rolls over bag pole 831 and fold down bag pole 832 in, the drive of centre gripping actuating mechanism 81 is rolled over bag pole 831 and is folded down the open end centre gripping of bag 00 down, rotation driving mechanism 82 drives and is rolled over bag pole 831 and fold down bag pole 832 upset 180 in the drive, makes the arc pressure of gland 8321 puts the open end of wrapping bag 00 and takes the reverse book of the open end of wrapping bag 00 to accomplish the sack folding in the position of establishing the lid in wrapping bag 00. Specifically, the rotary drive mechanism 82 is further provided with a linear drive mechanism 84, and the linear drive mechanism 84 can drive the rotary drive mechanism 82 to move linearly in a direction perpendicular to the axis of the packaging bag 00.

Referring to fig. 1 and 2, and particularly to fig. 10-13, preferably, the folded packaging bag assembly 8 further includes a heating assembly 85, and the heating assembly 85 is disposed corresponding to a portion where the opening end of the bag mouth is folded, so as to heat and help bond the folded opening end and a portion of the packaging bag where the cover is disposed after the bag mouth is folded.

Referring to fig. 13, the package bag folding assembly 8 further includes two pressing blocks 86 and a pressing block driving mechanism 861, the two pressing blocks 86 are oppositely disposed corresponding to the folding seams 002 on the two sides of the package bag 00, the two pressing blocks 86 are in a shape of a tip which is reduced towards the head of the package bag, and the two pressing blocks 86 extend into the folding seams 002 on the two sides of the package bag 00 or retreat under the action of the pressing block driving mechanism 861.

A glue attaching portion 003 to which glue is previously attached is provided near the opening end of the packing bag 00 in advance. Referring to fig. 1 and 2, and particularly to fig. 10-13, when the cover is installed in the package and the seal is needed, the heating assembly 85 is used to heat the glue applying portion 00 to make the glue have viscosity. Then, the top pressing block driving mechanism 861 drives the heads of the two top pressing blocks 86 to extend into the crease 002 at the two sides of the opening end of the packaging bag 00, namely, the opening end of the packaging bag 00 is subjected to top pressing and folding at two sides; then, the linear driving mechanism 84 is started to drive the rotary driving mechanism 82 to extend to the position of the packaging bag 00, so that the opening between the upper bag folding rod 831 and the lower bag folding rod 832 is aligned with the opening end of the packaging bag 00, the clamping driving mechanism 81 drives the upper paper folding rod 831 and the lower paper folding rod 832 to be closed, so as to clamp the opening end of the packaging bag 00, then the rotary driving mechanism 82 drives the upper paper folding rod 831 and the lower paper folding rod 832 to turn over 180 degrees, so that the arc-shaped pressing surface of the gland 8321 with the opening end of the packaging bag 00 is reversely folded on the cylindrical surface of the packaging bag 00, namely the arc-shaped pressing surface of the gland 8321 enables the opening end of the packaging bag 00 to be attached to the glue attaching portion 003 of the circumferential surface of the packaging bag 00, and the folding and sealing of the. After the folding seal is completed, the linear driving mechanism 84 drives the upper paper folding rod 831 and the lower paper folding rod 832 to move away from the packaging bag 00, and the upper paper folding rod 831 and the lower paper folding rod 832 are drawn out of the packaging bag to avoid the packaging bag.

Referring to fig. 1 and 2, and particularly to fig. 16-19, a bag supply device 9 is connected to the bag supply position 211, and the bag supply device 9 includes a bin 91, a bag taking arm 92, an arm driving member 93 and a bag taking operation assembly 94; the storage bin 91 comprises a storage tank 911, the storage tank 911 is fixedly arranged relative to the rack 1, one end of the storage tank 911 is a material taking end, and the storage tank 911 is arranged in a manner that the material taking end is inclined downwards. The upper end of the bag taking arm 92 is hinged relative to the frame 1, and the lower end of the bag taking arm 92 is used as a bag taking operation end 921. One end of the arm driving piece 93 is hinged relative to the frame 1, and the other end is hinged with the middle part of the bag taking arm 92, and the bag taking arm 92 is driven to swing by the arm driving piece 93. Get bag operation subassembly 94 and set up on getting bag operation end 921 of getting bag arm 92, and get bag operation subassembly 94 and get bag arm 92 along the length direction sliding connection who gets bag arm 92 relatively, get and act on bag operation subassembly 94 and have a flexible actuating mechanism 941 to make get bag operation subassembly 94 and make concertina movement along the length direction who gets bag arm 92. In a working state, the packaging bags 00 are placed in the storage tank 911, the bag taking arm 92 is driven by the arm driving part 93 to swing towards the material taking end of the storage tank 911 and align with the material taking end of the storage tank 911, so that the bag taking operation component 94 can extend into the material taking end of the storage tank 911 to take out the packaging bags 00 under the driving of the telescopic driving mechanism 941, then the bag taking operation component 94 drives the packaging bags 00 to ascend, the bag taking arm 92 is driven by the arm driving part 93 to swing towards the bag placing position on the packaging bag supply position 211, and the packaging bags 00 are dragged to the bag placing position, so that the bag taking operation is completed.

The bag-taking operation unit 94 includes a vacuum chuck or the like as the upper suction unit 31 of the bag-positioning and opening unit 3, and a state of a bag to be taken at the bag-supplying position 211 is shown in fig. 19.

Referring to fig. 1 and 2, a cover temporary storage device 22 is disposed on the cover rail 2 at the front of the push-cover bagging section 21, and the cover temporary storage device 22 is used for temporarily storing the cover 001, so that the speed of conveying the cover 001 in front of the cover rail 2 matches the packing speed at the rear push-cover bagging section 21.

Referring to fig. 1 and 2, the cap pushing and bagging section 21 may further include a discharging device, and the cap may be discharged or grabbed by the discharging device after being placed into the packaging bag and packaged. The discharging device can be directly two gate plates at the bottom of the track, and when the gate plates are opened, the packed cylindrical cover body can automatically fall off to discharge. In practice, the discharging device may also be a manipulator, which grabs and removes the packed cylindrical cover. Of course, in practice, the discharging device is not arranged, and manual discharging can be carried out.

The above examples are illustrative, and in practice the following variations are possible:

1. the second mouth-opening part 51 can be omitted, only the first mouth-opening part 41 is used for opening the mouth of the bag, the first mouth-opening part 41 can be designed to be in a shape of a sharp circular arc at the front end, the rear end of the first mouth-opening part is close to a circular tube, and the tip end of the first mouth-opening part 41 extends into the mouth of the bag during operation until the circular tube at the rear end of the first mouth-opening part also enters the mouth of the bag, so that the mouth of the bag is completely opened;

2. the arrangement direction of the first mouth opening part 41 and the bag pressing block 42 is not limited to the above example, the lower edge of the mouth opening for clamping the packaging bag 00 at the lower side of the mouth opening of the packaging bag 00, and in practice, the first mouth opening part and the bag pressing block can be arranged in a manner of being turned around the length direction of the packaging bag, such as the left edge, the right edge or the upper edge for clamping the mouth opening of the packaging bag 00;

3. the number of the second mouth opening supporting pieces 51 can be multiple, so that the multiple second mouth opening supporting pieces 51 and the multiple first mouth opening supporting pieces 41 are arranged around the bag mouth in a circle to support the bag mouth more stably;

4. the second mouth piece 51 can be arranged on the bag-grabbing assembly 4 instead of being positioned at the cover bag-entering position 212, namely, contained in the bag-grabbing assembly 4, the second mouth piece 51 and the first mouth piece 41 move together, and when the bag-grabbing assembly 4 is positioned at the bag-supplying position 211, the second mouth piece 51 and the first mouth piece 41 can extend into the mouth of the bag 00 together; when the bag grabbing assembly 4 is located at the cover bag entering position 212, the second opening expanding piece 51 and the first opening expanding piece 41 can jointly act to expand and hold the opening of the packaging bag 00;

5. in the above embodiment, the second mouth expanding piece 51 is driven by the second mouth expanding piece driving mechanism 52 to actively move, and in practice, the second mouth expanding piece driving mechanism 52 is not provided, and the second mouth expanding piece 51 may also be moved, for example: the second opening supporting piece 51 is hinged relative to the rack 1, and when the cover body 001 is pushed in, the cover body 001 presses the second opening supporting piece 51 to turn over and open, so that the bag opening is supported in place.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a zip-top can lid packing apparatus which characterized in that: the cover body conveying and stacking device comprises a rack (1) and a cover body rail (2) which is arranged on the rack (1) and used for conveying and stacking cover bodies, wherein one section of the cover body rail (2) is used as a cover pushing and bagging section (21), one end of the cover pushing and bagging section (21) is used as a packaging bag supply position (211), and the other end of the cover pushing and bagging section is used as a cover body bag inlet position (212);

the packaging bag positioning and opening assembly (3) is arranged at the packaging bag supply position (211), and the packaging bag positioning and opening assembly (3) can be used for placing the packaging bag (00) on the packaging bag supply position (211) and keeping the opening state;

a bag grabbing component (4) is connected between the cover body bag entering position (212) and the packaging bag supply position (211) in a sliding mode, and the bag grabbing component (4) is driven by a bag grabbing translation driving mechanism (44) to move between the cover body bag entering position (212) and the packaging bag supply position (211); the bag grabbing component (4) comprises a first opening supporting piece (41) and a bag pressing block (42), the bag pressing block (42) is arranged opposite to the first opening supporting piece (41), the bag pressing block (42) is driven by a bag pressing block driving mechanism (43) to be close to or far away from the first opening supporting piece (41), and the bag pressing block (42) and the first opening supporting piece (41) are matched to have a clamping effect; when the bag grabbing assembly (4) is located at the packaging bag supply position (211), the first opening expanding piece (41) can extend into the opening of the packaging bag (00), and the bag pressing block (42) is matched with the first opening expanding piece (41) to clamp one side edge of the opening of the packaging bag (00); when the bag grabbing assembly (4) is located at the cover bag entering position (212), the first opening expanding piece (41) can expand and hold the opening of the packaging bag;

the packaging device for the zip-top can cover further comprises a cover body pushing mechanism (6), and the cover body pushing mechanism (6) can push the cover body (001) to penetrate through the first opening supporting piece (41) to enter a packaging bag (00) at the position of the cover pushing and bagging section (21).

2. A can lid packaging device of a can as claimed in claim 1, wherein: the cover body bag entering position (212) is provided with at least one second opening part (51) corresponding to the bag opening of the packaging bag (00), and when the bag grabbing assembly (4) is located at the cover body bag entering position (212), the second opening part (51) can also extend into the opening of the packaging bag (00) and is used together with the first opening part (51) to open and keep the bag opening of the packaging bag; the first opening supporting piece (41) is an arc-shaped plate-shaped body, the second opening supporting piece (51) is also an arc-shaped plate-shaped body, and the arc concave surfaces of the first opening supporting piece (41) and the second opening supporting piece (51) are oppositely arranged.

3. A can lid packaging device of a can as claimed in claim 1, wherein: the bag grabbing assembly (4) further comprises at least one second opening expanding piece (51), the second opening expanding piece (51) moves along with the first opening expanding piece (41), and when the bag grabbing assembly (4) is located at the packaging bag supply position (211), the second opening expanding piece (51) can extend into an opening of the packaging bag (00) together with the first opening expanding piece (41); when the bag grabbing assembly (4) is located at the cover bag entering position (212), the second opening piece (51) and the first opening piece (41) can jointly act to open and hold the bag opening of the packaging bag.

4. A can lid packaging device of a can as claimed in claim 1, wherein: a packaging bag rear end limiting assembly (7) is further arranged on the cover pushing and packaging section (21) close to the packaging bag supply position (211), the packaging bag rear end limiting assembly (7) is composed of a packaging bag rear end limiting block (71) and a limiting block driving mechanism (72), and the packaging bag rear end limiting block (71) can be lifted relative to the rack (1) under the driving of the limiting block driving mechanism (72); when the cover body enters the packaging bag (00) of the cover pushing and packaging section (21) along the cover body track (2), the rear end limiting block (71) of the packaging bag is in a descending state, namely, the rear end part of the packaging bag (00) is blocked and positioned.

5. A can lid packaging device of a can as claimed in claim 1, wherein: the bag pressing block driving mechanism (43) comprises a swing rod (431), a touch matching block (432) and a touch matching block driving device (433); the swing rod (431) is hinged relative to the first opening supporting piece (41), one end of the swing rod (431) is connected with the bag pressing block (42) in a positioning mode, and the other end of the swing rod serves as a touch end (4311); an elastic element (434) acts on the swing rod (431) to ensure that the bag pressing block (42) is kept in a clamping state matched with the first opening propping piece (41); the touch matching block (432) is arranged at the position of a packaging bag supply position (211) corresponding to a touch end (4311) of the swing rod (431), the touch matching block (432) is provided with two working positions under the driving of a touch matching block driving device (433), when the touch matching block (432) is positioned at one working position, the touch end (4311) of the swing rod (431) is contacted with the touch matching block (432) to enable the bag pressing block (42) to descend and loosen, and when the touch matching block (432) is positioned at the other working position to enable the touch end (4311) of the swing rod (431) to be released, the bag pressing block (42) is restored to a clamping state.

6. A can lid packaging device of a can as claimed in claim 1, wherein: a folding packaging bag assembly (8) is further arranged at a position, close to the bag inlet position (212) of the cover body, on the cover pushing and bagging section (21), the folding packaging bag assembly (8) comprises a clamping driving mechanism (81), a rotating driving mechanism (82) and a clamping jaw assembly (83), the clamping driving mechanism (81) is driven by the rotating driving mechanism (82) to swing, and two clamping parts (811) are arranged on the clamping driving mechanism (81); the clamping jaw assembly (83) comprises an upper bag folding rod (831) and a lower bag folding rod (832) which are oppositely arranged, the root parts of the upper bag folding rod (831) and the lower bag folding rod (832) are fixed on two clamping parts (811) of a clamping driving mechanism (81), the clamping driving mechanism (81) drives the upper bag folding rod (831) and the lower bag folding rod (832) to be separated, and therefore a mouth is formed between the upper bag folding rod (831) and the lower bag folding rod (832); a gland (8321) is arranged on the lower bag folding rod (832), an arc-shaped pressing surface matched with the circumferential surface of the packaging bag (00) is arranged on the gland (8321), and the arc-shaped pressing surface extends along the axial direction of the packaging bag (00); under the operating condition, the open end department of wrapping bag (00) is arranged in opening a mouthful of folding bag pole (831) and folding bag pole (832) down, the drive of centre gripping actuating mechanism (81) is folded bag pole (831) and is folded the open end centre gripping of bag (00) down in bag pole (832) in folding, rotation driving mechanism (82) drive is folded bag pole (831) and is folded bag pole (832) upset 180 down in folding, makes the arc pressure face of gland (8321) takes the open end of wrapping bag (00) to turn over and accomplishes the sack and fold on the position of establishing the lid in wrapping bag (00).

7. A can lid packaging apparatus of claim 6, wherein: the rotary driving mechanism (82) is also provided with a linear driving mechanism (84), and the rotary driving mechanism (82) can be driven to do linear motion along the direction vertical to the axis of the packaging bag (00) through the linear driving mechanism (84).

8. A can lid packaging apparatus of claim 6, wherein: the packaging bag folding assembly (8) further comprises a heating assembly (85), and the heating assembly (85) is arranged corresponding to the reverse folding position of the lower opening end in the bag opening folding completion state, so that the reverse folding opening end and the position of the cover body in the packaging bag are heated and bonded in an auxiliary mode after the bag opening is folded.

9. A can lid packaging device of a can as claimed in claim 1, wherein: the cover body pushing mechanism (6) comprises a lifting mechanism (61), a guide rail (62), a push rod (63) and a push rod driving mechanism (64), and the lifting mechanism (61) is provided with a lifting end; the guide rail (62) is arranged below the cover body rail (2) and extends along the length direction of the cover body rail (2), one end of the guide rail (62) is rotatably connected with the rack (1), the other end of the guide rail is rotatably connected with the lifting end of the lifting mechanism (61), and the guide rail is driven by the lifting mechanism (61) to move up and down along the vertical direction; the push rod (63) is connected to the guide rail (62) in a sliding manner along the length direction of the guide rail (62), and the push rod (63) is provided with a pushing end which corresponds to the cover body on the cover body rail (2); the push rod (63) is in transmission connection with the push rod driving mechanism (64), and is driven by the push rod driving mechanism (64) to do linear motion along the length direction of the cover body track (2).

10. A can lid packaging device of a can as claimed in claim 1, wherein: the packaging bag supply position (211) is connected with a packaging bag supply device (9), and the packaging bag supply device (9) comprises a storage bin (91), a bag taking arm (92), an arm driving part (93) and a bag taking operation assembly (94); the storage bin (91) comprises a storage tank (911), the storage tank (911) is fixedly arranged relative to the rack (1), one end of the storage tank (911) is a material taking end, and the storage tank (911) is obliquely arranged with the material taking end downwards; the upper end of the bag taking arm (92) is hinged relative to the rack (1), and the lower end of the bag taking arm (92) is used as a bag taking operation end (921); one end of the arm driving piece (93) is hinged relative to the frame (1), the other end of the arm driving piece is hinged with the middle part of the bag taking arm (92), and the bag taking arm (92) is driven to swing by the arm driving piece (93); the bag taking operation assembly (94) is arranged on a bag taking operation end (921) of the bag taking arm (92), the bag taking operation assembly (94) is connected with the bag taking arm (92) in a sliding mode along the length direction of the bag taking arm (92) relative to the bag taking arm (92), and a telescopic driving mechanism (941) acts on the bag taking operation assembly (94), so that the bag taking operation assembly (94) can conduct telescopic motion along the length direction of the bag taking arm (92); in a working state, the bag taking arm (92) is driven by the arm driving piece (93) to swing towards the material taking end of the storage tank (911) and align with the material taking end of the storage tank (911), so that the bag taking operation assembly (94) can stretch into the material taking end of the storage tank (911) to take out the packaging bag (00) under the driving of the telescopic driving mechanism (941).