CN212048112U

CN212048112U - Bag opening and squeezing device of horizontal full-automatic packaging machine

Info

Publication number: CN212048112U
Application number: CN202020525796.3U
Authority: CN
Inventors: 周小华
Original assignee: Shanghai Chengyi Packaging Equipment Co ltd
Current assignee: Shanghai Chengyi Packaging Equipment Co ltd
Priority date: 2020-04-12
Filing date: 2020-04-12
Publication date: 2020-12-01
Anticipated expiration: 2030-04-12

Abstract

The utility model discloses a bag opening and squeezing device of a horizontal full-automatic packaging machine, which comprises a bag opening push-pull swing arm, a first cam follower, a vacuum chuck, a first retainer ring, an external thread joint bearing, a bag opening cam, a front fixing block, a bag opening rotating shaft, a first internal thread joint bearing, a first guide shaft, a rotating shaft support, a sucking disc internal fixing seat, an outward push-pull shaft, a first lifting connecting rod, a second retainer ring, a second internal thread joint bearing, a bag opening cam swing rod, an internal push-pull shaft, a sucking disc external fixing seat, an external push-pull shaft seat and a first gasket, the utility model adopts the structures of a swing rod, a lifting connecting rod and the like, can simultaneously carry out the bag opening process and the bag squeezing process, does not need manual assistance, can fully automatically realize the bag opening and bag squeezing process, ensures that the sizes of the bags are consistent each time, does not have the phenomenon of inclination, reduces the work burden, and improves the work efficiency, and the packaging time is also reduced, so that the working efficiency and the qualification rate of the packaging machine are improved.

Description

Bag opening and squeezing device of horizontal full-automatic packaging machine

Technical Field

The utility model relates to a packagine machine equipment technical field specifically is a crowded bagging apparatus of opening bag of full automatic packaging machine of horizontal.

Background

The packaging machine is a machine for packaging products, and plays a role in protection and beauty; the packaging machine mainly comprises two aspects, one is a production line type integral production package, and the other is a product peripheral packaging device and is used for the production line type integral production package, and is applied to the filling (filling), sealing and coding of (bagged and bottled) products in the industries of food, medicine, daily chemicals, hardware, lamp decorations, furniture and the like, and mainly comprises a liquid (paste) filling machine, a pillow type packaging machine, a horizontal type packaging machine, a vertical type packaging machine, a powder particle packaging machine, a bag feeding type automatic packaging machine, a frozen product automatic packaging machine and the like, when in packaging, the bag opening and bag squeezing processes are needed for the bag, so that a bag opening and bag squeezing device is needed, but the bag opening and bag squeezing device of the existing packaging machine cannot automatically open the bag opening and bag squeezing, needs certain manual auxiliary operation, cannot ensure that the product is packaged and formed at one time, and not only increases the work burden of workers, it also wastes packaging time, which reduces packaging efficiency.

Disclosure of Invention

An object of the utility model is to provide a crowded bagging apparatus of opening bag of full automatic packaging machine of horizontal to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a bag opening and squeezing device of a horizontal full-automatic packaging machine comprises a bag opening push-pull swing arm, a first cam follower, a vacuum sucker, a first check ring, an external thread joint bearing, a bag opening cam, a front fixing block, a bag opening rotating shaft, a first internal thread joint bearing, a first guide shaft, a rotating shaft support, a sucker internal fixing seat, an external push-pull shaft, a first lifting connecting rod, a second check ring, a second internal thread joint bearing, a bag opening cam swing rod, an internal push-pull shaft, a sucker external fixing seat, an external push-pull shaft seat, a first gasket, a fixing shaft fixing seat, a second gasket, a fixing shaft, a bag squeezing cam, a deep groove ball bearing, an end cover, a cushion cover, a second lifting connecting rod, a bearing fixing seat, a driving swing rod, an upper swing shaft, a second cam follower, a third check ring, a third gasket, a bag squeezing cam swing rod, a lower swing shaft, a first sliding block, a second guide shaft, a long pin, The bag opening cam swing rod is provided with a bag opening push-pull swing arm on the outer wall above the first lifting connecting rod, the other end of the first lifting connecting rod is connected to the outer wall of the bag opening push-pull swing arm in a threaded manner, the outer wall of one side of the bag opening cam swing arm is connected to the first inner thread joint bearing in a threaded manner, the first inner thread joint bearing is connected to the outer wall of one side of the bag opening push-pull swing arm in a symmetrical bolt manner, the outer wall of one end of the first internal thread joint bearing is in threaded connection with an external thread joint bearing, the outer wall of one side of the bag opening push-pull swing arm is provided with a rotating shaft support, the external thread joint bearing is rotatably connected to the outer wall of the top end of the rotating shaft support, the outer wall of the middle part of the rotating shaft support is fixedly sleeved with a first guide shaft, the outer wall of the bottom end of one side of the rotating shaft support is fixedly sleeved with an internal push-pull shaft, the outer wall of one end of the first internal thread joint bearing is rotatably connected with an external push-pull shaft seat, the outer wall of one side of the external push-pull shaft seat is fixedly welded with an external push-pull shaft, the outer wall of one side of the external push-pull shaft seat is provided with a front fixed block, one ends of the internal push-pull shaft and the external push-pull shaft penetrate through the interior of the front fixed, the outer wall of one side of the inner push-pull shaft and the outer push-pull shaft is slidably connected with an outer sucker fixing seat, the outer wall of one side of the bag opening push-pull swing arm is rotatably connected with a bag opening rotating shaft, the outer wall of one side of the bag opening rotating shaft is fixedly sleeved with a rotating shaft support, the bag opening rotating shaft is positioned on the outer walls of two sides of the bag opening push-pull swing arm and is fixedly sleeved with a first gasket, the outer wall of one side of the bag opening rotating shaft, which is positioned on the first gasket, is fixedly sleeved with a second gasket, the inner wall of one side of the bag opening cam swing rod is fixedly sleeved with a fixed shaft, the outer walls of the fixed shaft, which are positioned on two sides of the bag opening cam swing rod, are fixedly sleeved with second gaskets, the outer wall of one side of the fixed shaft, which is positioned on one side of the second gasket, is fixedly sleeved with a bag squeezing cam swing, a third check ring is fixedly sleeved on the outer wall of the fixed shaft on one side of the second gasket, fixed shaft fixing seats are fixedly inserted on the outer walls of two ends of the fixed shaft, a second cam follower is rotatably connected on the outer wall of one side of the bottom end of a bag squeezing cam swing rod, a bag squeezing cam is in contact connection with the outer wall of one side of the second cam follower, a second lifting connecting rod is slidably connected on the outer wall of one side of the bag squeezing cam swing rod through a second internal thread joint bearing, a driving swing rod is rotatably connected on the outer wall of one side of the top end of the second lifting connecting rod, a bag squeezing rotating shaft is rotatably connected on the outer wall of one side of the driving swing rod, a cushion cover is rotatably connected on the outer wall of one side of the bag squeezing rotating shaft, deep groove ball bearings are rotatably connected on the outer walls of two ends of the cushion cover, a bearing fixing seat is fixedly sleeved on, an upper swing shaft is fixedly sleeved on the outer wall of one side of the bag-extruding rotating shaft, a lower swing shaft is installed on the outer wall of the bottom end of the bag-extruding rotating shaft, one end of the upper swing shaft is welded on the outer wall of the lower swing shaft, first slide blocks are symmetrically installed on the outer walls of the bottom ends of the suction disc inner fixing seat and the suction disc outer fixing seat, a second slide block is installed on the outer wall of one side of each first slide block, second guide shafts are fixedly distributed on the inner walls of one sides of the first slide block and the second slide block in a sleeved mode, one end of each second guide shaft is inserted into the inner portions of the suction disc inner fixing seat and the suction disc outer fixing seat, a second guide shaft fixing seat is installed on the outer wall of one side of each first slide block, a first guide shaft fixing seat is installed on the outer wall of one side of each second slide block, the other end of each second guide shaft is inserted into the inner portions of the second guide shaft fixing seat and the first guide shaft fixing seat, and the two ends of the third guide shaft are inserted into the second guide shaft fixing seat and the first guide shaft fixing seat, a locking block is installed on the outer wall of one side of the second guide shaft fixing seat and the first guide shaft fixing seat, a sucker support is installed on the outer wall between the first sliding block and the second sliding block, a bag squeezing swing rod is connected to the outer wall of one side of the sucker support in a rotating mode, a fourth gasket is fixedly sleeved on the outer wall between the bag squeezing swing rod and the sucker support, double ejector rod bearings are connected to the outer walls of the two ends of the bag squeezing swing rod in a rotating mode, a sliding block support shaft is connected to the outer wall of one side of each of the double ejector rod bearings in a rotating mode, ejector claw locking blocks are symmetrically installed on the outer walls of the bottom ends of the second sliding block and the first sliding block, and a sliding block fixing seat is fixedly.

Furthermore, ejector rod supports are symmetrically arranged on the outer walls of the bottom ends of the first sliding block and the second sliding block, an inner ejector rod is fixedly welded on the outer wall of one side of each ejector rod support, and an ejector claw pad is arranged on the outer wall of one end of each ejector rod support.

Furthermore, the top outer wall of the slider fixing seat is rotatably connected with a roller, a short pin is installed on the top outer wall of the roller, and a long pin is fixedly connected to the outer wall of the slider fixing seat on one side of the roller in an inserting mode.

Furthermore, the number of the first gaskets is three.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses a, adopted pendulum rod and lift connecting rod isotructure, can make and open bag process and crowded bag process and go on simultaneously to need not artifical supplementary, can full-automatic realization open the bag and crowded bag the process, guarantee that the sack is opening size unanimous at every turn, and do not have the slope phenomenon, reduced staff's work burden, improved staff's work efficiency, still reduced the packing time, thereby improved packagine machine's work efficiency and qualification rate.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is a schematic perspective view of the bag opening mechanism of the present invention;

FIG. 3 is a schematic perspective view of the bag-squeezing transmission mechanism of the present invention;

fig. 4 is a schematic perspective view of the left bag-squeezing actuator of the present invention;

FIG. 5 is a schematic perspective view of the right-side bag squeezing actuator of the present invention;

in the figure: 1. opening the bag, pushing and pulling the swing arm; 2. a first cam follower; 3. a vacuum chuck; 4. a first retainer ring; 5. an external thread joint bearing; 6. a bag opening cam; 7. a front fixed block; 8. a bag opening rotating shaft; 9. a first internally threaded spherical plain bearing; 10. a first guide shaft; 11. a rotating shaft support; 12. a fixed seat in the sucker; 13. pushing and pulling the shaft outwards; 14. a first lifting connecting rod; 15. a second retainer ring; 16. a second internally threaded spherical plain bearing; 17. a bag opening cam swing rod; 18. an inner push-pull shaft; 19. a sucker outer fixing seat; 20. an outer push-pull shaft seat; 21. a first gasket; 22. a fixed shaft fixing seat; 23. a second gasket; 24. a fixed shaft; 25. a bag-squeezing cam; 26. a deep groove ball bearing; 27. an end cap; 28. a cushion cover; 29. a second lifting connecting rod; 30. a bearing fixing seat; 31. driving a swing rod; 32. an upper swing shaft; 33. a second cam follower; 34. a third retainer ring; 35. a third gasket; 36. a bag-extruding cam swing rod; 37. a lower swing shaft; 38. a first slider; 39. a second guide shaft; 40. a long pin; 41. a roller; 42. a suction cup support; 43. a slide block fixing seat; 44. short pins; 45. a bag-extruding swing rod; 46. a slider fulcrum shaft; 47. a fourth gasket; 48. a double-ejector-rod bearing; 49. a top jaw locking block; 50. an inner ejector rod; 51. a jack-dog pad; 52. a third guide shaft; 53. a second slider; 54. a first guide shaft fixing seat; 55. a locking block; 56. a second guide shaft fixing seat; 57. a mandril support; 58. a bag-squeezing rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a bag opening and squeezing device of a horizontal full-automatic packaging machine comprises a bag opening push-pull swing arm 1, a first cam follower 2, a vacuum sucker 3, a first retainer ring 4, an external thread joint bearing 5, a bag opening cam 6, a front fixing block 7, a bag opening rotating shaft 8, a first internal thread joint bearing 9, a first guide shaft 10, a rotating shaft support 11, a sucker internal fixing seat 12, an external push-pull shaft 13, a first lifting connecting rod 14, a second retainer ring 15, a second internal thread joint bearing 16, a bag opening cam swing rod 17, an internal push-pull shaft 18, a sucker external fixing seat 19, an external push-pull shaft seat 20, a first gasket 21, a fixing shaft fixing seat 22, a second gasket 23, a fixing shaft 24, a bag squeezing cam 25, a deep groove ball bearing 26, an end cover 27, a cushion cover 28, a second lifting connecting rod 29, a bearing fixing seat 30, a driving swing rod 31, an upper swing shaft 32, a second cam follower 33, a third retainer ring 34, a third gasket 35, a third, The bag opening cam swing rod 17 comprises a bag squeezing cam swing rod 36, a lower swing shaft 37, a first slide block 38, a second guide shaft 39, a long pin 40, a roller 41, a sucker support 42, a slide block fixing seat 43, a short pin 44, a bag squeezing swing rod 45, a slide block fulcrum 46, a fourth gasket 47, a double ejector rod bearing 48, an ejector claw locking block 49, an inner ejector rod 50, an ejector claw pad 51, a third guide shaft 52, a second slide block 53, a first guide shaft fixing seat 54, a locking block 55, a second guide shaft fixing seat 56, an ejector rod support 57 and a bag squeezing rotating shaft 58, wherein a first cam follower 2 is rotatably connected to the outer wall of one side of the bag opening cam swing rod 17, a bag opening cam 6 is connected to the outer wall of one side of the bag opening cam swing rod 17 in a contact manner, a second internal thread joint bearing 16 is slidably connected to the outer wall of one side of the bag opening cam swing rod 17, a first lifting swing rod 14 is connected to the outer wall of the top end of the second internal thread joint bearing 16, a bag opening cam swing rod, the other end of the first lifting connecting rod 14 is connected to the outer wall of the bag opening push-pull swing arm 1 through a thread, the outer wall of one side of the bag opening push-pull swing arm 1 is symmetrically connected with a first internal thread joint bearing 9 through a bolt, the outer wall of one end of the first internal thread joint bearing 9 is connected with an external thread joint bearing 5 through a thread, the outer wall of one side of the bag opening push-pull swing arm 1 is provided with a rotating shaft support 11, the external thread joint bearing 5 is rotatably connected to the outer wall of the top end of the rotating shaft support 11, the outer wall of the middle part of the rotating shaft support 11 is fixedly sleeved with a first guide shaft 10, the outer wall of one side bottom end of the rotating shaft support 11 is fixedly sleeved with an internal push-pull shaft 18, the outer wall of one end of the first internal thread joint bearing 9 is rotatably connected with an external push-pull shaft seat 20, the outer wall of one side of the external push-pull shaft seat 20 is fixedly welded with an external push, the outer wall of the top end of the front fixed block 7 is provided with a vacuum chuck 3, the outer wall of one side of the inner push-pull shaft 18 and the outer push-pull shaft 13 is connected with an inner chuck fixed seat 12 in a sliding way, the outer wall of one side of the inner push-pull shaft 18 and the outer push-pull shaft 13 are connected with an outer chuck fixed seat 19 in a sliding way, the outer wall of one side of the bag opening push-pull swing arm 1 is connected with a bag opening rotating shaft 8 in a rotating way, the outer wall of one side of the bag opening rotating shaft 8 is sleeved and fixed with a rotating shaft support 11, the bag opening rotating shaft 8 is positioned on the outer wall of two sides of the bag opening push-pull swing arm 1 and is sleeved and fixed with a first gasket 21, the outer wall of one side of the bag opening rotating shaft 8, the inner wall of one side of the bag opening cam swing arm 17 is sleeved and fixed with a fixed shaft 24, the outer walls of two sides of the fixed shaft 24, a bag squeezing cam swing rod 36 is fixedly sleeved on the outer wall of one side of the fixed shaft 24, third gaskets 35 are fixedly sleeved on the outer walls of the fixed shaft 24, which are positioned on two sides of the bag squeezing cam swing rod 36, a third retainer ring 34 is fixedly sleeved on the outer wall of the fixed shaft 24, which is positioned on one side of the second gasket 23, fixed shaft fixing seats 22 are fixedly inserted on the outer walls of two ends of the fixed shaft 24, a second cam follower 33 is rotatably connected on the outer wall of one side of the bottom end of the bag squeezing cam swing rod 36, a bag squeezing cam 25 is in contact connection with the outer wall of one side of the second cam follower 33, a second lifting connecting rod 29 is slidably connected on the outer wall of one side of the bag squeezing cam swing rod 36 through a second female thread joint bearing 16, a driving swing rod 31 is rotatably connected on the outer wall of one side of the top end of the second lifting connecting rod 29, a bag squeezing rotating shaft 58 is rotatably connected, the outer walls of two ends of the cushion cover 28 are rotatably connected with deep groove ball bearings 26, the outer wall of one side of the cushion cover 28 is fixedly sleeved with a bearing fixing seat 30, the outer wall of one side of the bearing fixing seat 30 is connected with an end cover 27 in a threaded manner, the outer wall of one side of the bag squeezing rotating shaft 58 is fixedly sleeved with an upper swing shaft 32, the outer wall of the bottom end of the bag squeezing rotating shaft 58 is provided with a lower swing shaft 37, one end of the upper swing shaft 32 is welded on the outer wall of the lower swing shaft 37, the outer walls of the bottom ends of the suction cup inner fixing seat 12 and the suction cup outer fixing seat 19 are symmetrically provided with first sliding blocks 38, the outer wall of one side of each first sliding block 38 is provided with a second sliding block 53, the inner walls of one side of each first sliding block 38 and each second sliding block 53 are fixedly sleeved with a second guide shaft 39, one end of each second guide shaft 39 is inserted into the inner fixing, a first guide shaft fixing seat 54 is arranged on the outer wall of one side of the second sliding block 53, the other end of the second guide shaft 39 is inserted into the second guide shaft fixing seat 56 and the first guide shaft fixing seat 54, a third guide shaft 52 is fixedly sleeved on the inner walls of one sides of the first sliding block 38 and the second sliding block 53, two ends of the third guide shaft 52 are inserted into the second guide shaft fixing seat 56 and the first guide shaft fixing seat 54, a locking block 55 is arranged on the outer walls of one sides of the second guide shaft fixing seat 56 and the first guide shaft fixing seat 54, a sucking disc support 42 is arranged on the outer wall between the first sliding block 38 and the second sliding block 53, a bag squeezing swing rod 45 is rotatably connected on the outer wall of one side of the sucking disc support 42, a fourth gasket 47 is fixedly sleeved on the outer wall between the bag squeezing swing rod 45 and the sucking disc support 42, two ends of the outer wall of the bag squeezing swing rod 45 are rotatably connected with a double-ejector rod bearing 48, a sliding block support shaft 46 is rotatably connected on the outer, the outer walls of the bottom ends of the second sliding block 53 and the first sliding block 38 are symmetrically provided with top claw locking blocks 49, and the outer wall of the top end of the second sliding block 53 is fixedly welded with a sliding block fixing seat 43; ejector rod support seats 57 are symmetrically arranged on the outer walls of the bottom ends of the first sliding block 38 and the second sliding block 53, an inner ejector rod 50 is fixedly welded on the outer wall of one side of each ejector rod support seat 57, and an ejector claw pad 51 is arranged on the outer wall of one end of each ejector rod support seat 57, so that the first sliding block 38 and the second sliding block 53 are conveniently supported, and the ejector rod support seats 57 are fixed, so that the stability is realized; the outer wall of the top end of the sliding block fixing seat 43 is rotatably connected with a roller 41, the outer wall of the top end of the roller 41 is provided with a short pin 44, the outer wall of the sliding block fixing seat 43, which is positioned on one side of the roller 41, is fixedly inserted with a long pin 40, and the packaging bag can be conveniently opened by matching with structures such as a lower swing shaft 37 and the like under the driving of the roller 41; the number of the first gaskets 21 is three, so that the rotating shaft support 11 is prevented from contacting the bag opening push-pull swing arm 1, and the operation efficiency is improved; when the packaging machine opens a bag, the host machine operates to enable the bag opening cam 6 to rotate, then the bag opening cam oscillating bar 17 is driven by the first cam follower 2 to move up and down, at the same time, the first lifting connecting rod 14 is driven by the second internal thread joint bearing 16 to move up and down, then the bag opening push-pull oscillating arm 1 is driven to move up and down, at the same time, the first guide shaft 10 and the external push-pull shaft 13 are driven to reciprocate under the action of the first internal thread joint bearing 9 and the external thread joint bearing 5, then the opposite vacuum chucks 3 are arranged on the outer chuck fixing base 19 and the inner chuck fixing base 12, the two vacuum chucks 3 are distributed and correspond to two side walls of a packaging bag body under the action of the bag opening cam 6, the corresponding side walls are distributed and adsorbed by the vacuum chucks 3, and the two vacuum chucks 3 are mutually far away under the drive of the inner push-pull shaft 18, thereby opening the mouth of the packaging bag, when the packaging bag is squeezed, the bag squeezing cam 25 is rotated, then acts on the second cam follower 33, then drives the bag squeezing cam swing link 36 to reciprocate, then drives the second lifting connecting rod 29 to move up and down through the action of the second internal thread joint bearing 16, so that the driving swing link 31 performs circular motion, then acts on the bag squeezing rotating shaft 58, so that the bag squeezing rotating shaft 58 drives the upper swing shaft 32 to move, then acts on the lower swing shaft 37, and then rolls left and right between the rollers 41, so that the third guide shaft 52 and the first and second sliders 38 and 53 rotate by taking the suction cup support 42 as a rotation fulcrum, and the first and second sliders 38 and 53 are squeezed with each other by the roller 41, so that the mouth of the packaging bag is squeezed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A bag opening and squeezing device of a horizontal full-automatic packaging machine comprises a bag opening push-pull swing arm (1), a first cam follower (2), a vacuum chuck (3), a first retainer ring (4), an external thread knuckle bearing (5), a bag opening cam (6), a front fixing block (7), a bag opening rotating shaft (8), a first internal thread knuckle bearing (9), a first guide shaft (10), a rotating shaft support (11), a suction cup internal fixing seat (12), an external push-pull shaft (13), a first lifting connecting rod (14), a second retainer ring (15), a second internal thread knuckle bearing (16), a bag opening cam swing rod (17), an internal push-pull shaft (18), a suction cup external fixing seat (19), an external push-pull shaft seat (20), a first gasket (21), a fixing seat (22), a second gasket (23), a fixing shaft (24), a bag squeezing cam (25), a deep groove ball bearing (26), An end cover (27), a cushion cover (28), a second lifting connecting rod (29), a bearing fixing seat (30), a driving swing rod (31), an upper swing shaft (32), a second cam follower (33), a third retainer ring (34), a third washer (35), a bag squeezing cam swing rod (36), a lower swing shaft (37), a first slider (38), a second guide shaft (39), a long pin (40), a roller (41), a sucker support (42), a slider fixing seat (43), a short pin (44), a bag squeezing swing rod (45), a slider support shaft (46), a fourth washer (47), a double ejector rod bearing (48), an ejector claw locking block (49), an inner ejector rod (50), an ejector claw pad (51), a third guide shaft (52), a second slider (53), a first guide shaft fixing seat (54), a locking block (55), a second guide shaft fixing seat (56), an ejector rod support (57) and a bag squeezing rotating shaft (58), the method is characterized in that: the outer wall of one side of the bag opening cam swing rod (17) is rotatably connected with a first cam follower (2), the outer wall of one side of the first cam follower (2) is connected with a bag opening cam (6) in a contact manner, the outer wall of one side of the bag opening cam swing rod (17) is connected with a second internal thread joint bearing (16) in a sliding manner, the outer wall of the top end of the second internal thread joint bearing (16) is connected with a first lifting connecting rod (14) in a threaded manner, the outer wall of the bag opening cam swing rod (17) above the first lifting connecting rod (14) is provided with a bag opening push-pull swing arm (1), the other end of the first lifting connecting rod (14) is connected onto the outer wall of the bag opening push-pull swing arm (1) in a threaded manner, a first internal thread joint bearing (9) is symmetrically bolted onto the outer wall of one side of the bag opening push-pull swing arm (1), and an external thread joint bearing (5, a rotating shaft support (11) is installed on the outer wall of one side of the bag opening push-pull swing arm (1), an external thread joint bearing (5) is rotatably connected to the outer wall of the top end of the rotating shaft support (11), a first guide shaft (10) is fixedly sleeved on the outer wall of the middle portion of the rotating shaft support (11), an inner push-pull shaft (18) is fixedly sleeved on the outer wall of the bottom end of one side of the rotating shaft support (11), an outer push-pull shaft seat (20) is rotatably connected to the outer wall of one end of the first internal thread joint bearing (9), an outer push-pull shaft (13) is fixedly welded on the outer wall of one side of the outer push-pull shaft seat (20), a front fixing block (7) is installed on the outer wall of one side of the outer push-pull shaft seat (20), one ends of the inner push-pull shaft (18) and the outer push-pull shaft (13) penetrate through the inside of the front, the outer wall of one side of the inner push-pull shaft (18) and the outer push-pull shaft (13) is connected with an inner sucker fixing seat (12) in a sliding manner, the outer wall of one side of the inner push-pull shaft (18) and the outer push-pull shaft (13) is connected with an outer sucker fixing seat (19) in a sliding manner, the outer wall of one side of the bag opening push-pull swing arm (1) is connected with a bag opening rotating shaft (8) in a rotating manner, a rotating shaft support (11) is fixedly sleeved on the outer wall of one side of the bag opening rotating shaft (8), the bag opening rotating shaft (8) is positioned on the outer walls of two sides of the bag opening push-pull swing arm (1) and fixedly sleeved with a first gasket (21), the outer wall of one side of the bag opening rotating shaft (8) is fixedly sleeved with a second check ring (15), the inner wall of one side of the bag opening cam swing rod (17) is fixedly sleeved with a fixed shaft (24), and the outer walls of two, a first check ring (4) is fixedly sleeved on the outer wall of the fixed shaft (24) on one side of the second washer (23), a bag squeezing cam swing rod (36) is fixedly sleeved on the outer wall of one side of the fixed shaft (24), third washers (35) are fixedly sleeved on the outer walls of the fixed shaft (24) on two sides of the bag squeezing cam swing rod (36), a third check ring (34) is fixedly sleeved on the outer wall of one side of the fixed shaft (24) on the second washer (23), fixed shaft fixing seats (22) are fixedly inserted on the outer walls of two ends of the fixed shaft (24), a second cam follower (33) is rotatably connected on the outer wall of one side of the bottom end of the bag squeezing cam swing rod (36), a bag squeezing cam (25) is connected on the outer wall of one side of the second cam follower (33) in a contact manner, and a second lifting connecting rod (29) is slidably connected on the outer wall of one side of the bag squeezing cam swing rod (36) through a second female thread joint, the outer wall of one side of the top end of the second lifting connecting rod (29) is rotatably connected with a driving swing rod (31), the outer wall of one side of the driving swing rod (31) is rotatably connected with a bag squeezing rotating shaft (58), the outer wall of one side of the bag squeezing rotating shaft (58) is rotatably connected with a bag covering (28), the outer wall of two ends of the bag covering (28) is rotatably connected with a deep groove ball bearing (26), a bearing fixing seat (30) is fixedly sleeved on the outer wall of one side of the bag covering (28), an end cover (27) is in threaded connection with the outer wall of one side of the bearing fixing seat (30), an upper swing shaft (32) is fixedly sleeved on the outer wall of one side of the bag squeezing rotating shaft (58), a lower swing shaft (37) is installed on the outer wall of the bottom end of the bag squeezing rotating shaft (58), one end of the upper swing shaft (32) is welded on the outer wall of the lower swing shaft (37), a first sliding block (38) is symmetrically, a second sliding block (53) is arranged on the outer wall of one side of the first sliding block (38), a second guide shaft (39) is fixedly distributed on the inner walls of one sides of the first sliding block (38) and the second sliding block (53) in a sleeved mode, one end of the second guide shaft (39) is inserted into the inner fixing seat (12) of the sucker and the outer fixing seat (19) of the sucker, a second guide shaft fixing seat (56) is arranged on the outer wall of one side of the first sliding block (38), a first guide shaft fixing seat (54) is arranged on the outer wall of one side of the second sliding block (53), the other end of the second guide shaft (39) is inserted into the inner fixing seats (56) of the second guide shaft and the first guide shaft fixing seat (54), a third guide shaft (52) is fixedly connected onto the inner walls of one sides of the first sliding block (38) and the second sliding block (53) in a sleeved mode, and two ends of the third guide shaft (52) are inserted into the inner fixing seats (56) of the first guide shaft fixing seat (54) of the second guide, the outer walls of one sides of the second guide shaft fixing seat (56) and the first guide shaft fixing seat (54) are provided with a locking block (55), a sucker support (42) is arranged on the outer wall between the first sliding block (38) and the second sliding block (53), the outer wall of one side of the sucking disc support (42) is rotatably connected with a bag squeezing swing rod (45), a fourth gasket (47) is sleeved and fixed on the outer wall between the bag squeezing swing rod (45) and the sucking disc support (42), the outer walls of the two ends of the bag-extruding swing rod (45) are rotatably connected with double ejector rod bearings (48), a slide block fulcrum shaft (46) is rotatably connected on the outer wall of one side of the double-ejector rod bearing (48), the outer walls of one sides of the bottom ends of the second sliding block (53) and the first sliding block (38) are symmetrically provided with top claw locking blocks (49), and a sliding block fixing seat (43) is fixedly welded on the outer wall of the top end of the second sliding block (53).

2. The bag opening and squeezing device of the horizontal full-automatic packing machine according to claim 1, wherein: ejector rod supports (57) are symmetrically installed on the outer walls of the bottom ends of the first sliding block (38) and the second sliding block (53), an inner ejector rod (50) is fixedly welded on the outer wall of one side of each ejector rod support (57), and an ejector claw pad (51) is arranged on the outer wall of one end of each ejector rod support (57).

3. The bag opening and squeezing device of the horizontal full-automatic packing machine according to claim 1, wherein: the top end outer wall of slider fixing base (43) is gone up to rotate and is connected with gyro wheel (41), install short pin (44) on the top end outer wall of gyro wheel (41), slider fixing base (43) are located on the outer wall of gyro wheel (41) one side and peg graft and are fixed with long pin (40).

4. The bag opening and squeezing device of the horizontal full-automatic packing machine according to claim 1, wherein: the number of the first gaskets (21) is three.