CN220743597U - Single-pass packing machine and packing system - Google Patents

Abstract

The utility model provides a single-channel packaging machine and a packaging system, which relate to the technical field of packaging equipment and comprise a frame, a first cutter holder, a second cutter holder and a cutting mechanism, wherein the first cutter holder and/or the second cutter holder are/is movably arranged on the frame, a first cutting channel is arranged on the first cutter holder, a second cutting channel is arranged on the second cutter holder, the first cutter holder and the second cutter holder are provided with a transverse sealing position and a feeding position, and the first cutting channel and the second cutting channel are communicated in the state of being in the transverse sealing position; the cutting mechanism comprises a cutter and a cutting driving structure arranged on the first cutter holder, the cutter is slidably arranged in the first cutting channel, and the cutting driving structure is in transmission connection with the cutter. The cutter can cut the heat-sealing part of the packaging material along the first cutting channel and push the cut packaging material into the second cutting channel, so that the phenomenon that the cut packaging material is accumulated on the second cutter seat to influence the subsequent cutting quality is avoided.

Description

Single-pass packing machine and packing system

Technical Field

The utility model relates to the technical field of packaging equipment, in particular to a single-channel packaging machine and a packaging system.

Background

The product generally needs to be packaged before leaving the factory, and the reciprocating type packaging machine in the prior art generally performs heat sealing treatment on packaging materials, and then performs cutting operation on heat sealing positions. The heat sealing and cutting of the packaging material of the product are mainly realized by the opening and closing movement of the upper and lower knife holders of the reciprocating type packaging machine. However, when the reciprocating type packing machine cuts the heat sealing part, part of the packing material at the heat sealing part remains on the cutter holder, and when the cut packing material is accumulated on the cutter holder to a certain amount, the remaining packing material can affect the cutting uniformity of the upper cutter holder and the lower cutter holder, thereby reducing the packing quality of the product.

Disclosure of Invention

In order to overcome the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a single-pass packaging machine and a packaging system for reducing the packaging material remaining on the tool post to ensure cutting uniformity.

The above object of the present utility model can be achieved by the following technical scheme, and the present utility model provides a single-pass packaging machine, comprising:

a frame;

the first cutter holder and/or the second cutter holder are/is movably arranged on the frame, a first cutting channel is arranged on the first cutter holder, a second cutting channel is arranged on the second cutter holder, the first cutter holder and the second cutter holder are provided with a connected transverse sealing position and a separated feeding position, and the first cutting channel and the second cutting channel are communicated in the state of the transverse sealing position;

the cutting mechanism comprises a cutter and a cutting driving structure arranged on the first cutter seat, the cutter is slidably arranged in the first cutting channel, and the cutting driving structure is in transmission connection with the cutter.

In a preferred embodiment of the present utility model, the first cutting channel penetrates the first tool holder along a first direction, the second cutting channel penetrates the second tool holder along a second direction, and a feed opening is formed at a bottom end of the second cutting channel.

In a preferred embodiment of the present utility model, the first direction and the second direction are the same direction.

In a preferred embodiment of the present utility model, the frame includes a support frame, a first mounting frame and a second mounting frame, the first tool apron is disposed on the first mounting frame, two first eccentric rotating mechanisms disposed oppositely are disposed on the support frame, and two ends of the first mounting frame are respectively connected with the first eccentric rotating mechanisms; the second tool apron is arranged on the second mounting frame, two second eccentric rotating mechanisms which are oppositely arranged are further arranged on the supporting frame, and two ends of the second mounting frame are respectively connected with the second eccentric rotating mechanisms.

In a preferred embodiment of the present utility model, the first eccentric rotation mechanism includes at least one first rotation shaft disposed on the support frame, and a first eccentric block disposed on the first rotation shaft, and the first mounting frame is connected to the first eccentric block.

In a preferred embodiment of the present utility model, the first eccentric rotation mechanism includes two first rotation shafts, the two first rotation shafts are arranged side by side at the same height, two ends of the first mounting frame are respectively provided with a first connecting piece, and the first mounting frame is connected with the two first rotation shafts on the same side through one first connecting piece.

In a preferred embodiment of the present utility model, the single-lane packaging machine further comprises a first servo drive device drivingly connected to at least one of the first rotating shafts.

In a preferred embodiment of the present utility model, the second eccentric rotation mechanism includes at least one second rotation shaft disposed on the support frame, and a second eccentric block disposed on the second rotation shaft, and the second mounting frame is connected to the second eccentric block.

In a preferred embodiment of the present utility model, the second eccentric rotation mechanism includes two second rotation shafts, the two second rotation shafts are arranged at the same height side by side, two ends of the second mounting frame are respectively provided with a second connecting piece, and the second mounting frame is connected with the two second rotation shafts at the same side through one second connecting piece.

In a preferred embodiment of the utility model, the single-lane packaging machine further comprises a second servo drive, which is drivingly connected to at least one of the second spindles.

In a preferred embodiment of the present utility model, the single-pass packing machine further comprises at least one buffer mechanism disposed between the first tool holder and the first mounting frame.

In a preferred embodiment of the present utility model, the buffer mechanism includes a guide seat disposed on the first mounting frame, a guide member slidably penetrating through the guide seat, and an elastic member disposed between the first tool holder and the first mounting frame, where the guide member is connected to the first tool holder.

In a preferred embodiment of the present utility model, the guide member includes a guide rod, the guide rod is slidably disposed in the guide seat in a penetrating manner, one end of the guide rod is connected to the first tool holder, and the elastic member includes a buffer spring, where the buffer spring is sleeved on the guide rod and is disposed between the first mounting frame and the first tool holder.

In a preferred embodiment of the present utility model, the buffer mechanism further includes at least one adjusting nut, the adjusting nut is connected with the guide rod by threads, the adjusting nut and the buffer spring are disposed on two sides of the guide seat, and the adjusting nut and the guide seat can form an axial limit.

In a preferred embodiment of the present utility model, the cutting driving structure includes a third mounting frame disposed on the first mounting frame, and a third servo driving device disposed on the third mounting frame, and the third servo driving device is drivingly connected with the cutter.

The utility model also provides a packaging system which comprises the single-channel packaging machine, wherein the single-channel packaging machine is arranged on the conveying path of the packaging conveying line.

The technical scheme of the utility model has the following remarkable beneficial effects:

when the single-channel packaging machine is used, the first cutter holder and the second cutter holder are movably arranged on the frame, the first cutter holder and the second cutter holder can be switched between a transverse sealing position and a feeding position, and when the single-channel packaging machine is in the transverse sealing position, the first cutter holder and the second cutter holder can clamp and heat-seal packaging materials, and at the moment, the cutting mechanism can also drive the cutter to cut the heat-sealing position of the packaging materials through the cutting driving structure. And be equipped with first cutting channel on first blade holder, be equipped with the second cutting channel on the second blade holder, cutter slidable sets up in first cutting channel to the cutter can be along first cutting channel to packaging material's heat-seal department cuts to in the packaging material propelling movement that will cut out to the second cutting channel, and then utilize the second cutting channel to discharge packaging material that will cut out, thereby avoided the packaging material that cuts out to pile up on the second blade holder and influence subsequent violently seal cutting quality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, proportional sizes, and the like of the respective components in the drawings are merely illustrative for aiding in understanding the present utility model, and are not particularly limited. Those skilled in the art with access to the teachings of the present utility model can select a variety of possible shapes and scale sizes to practice the present utility model as the case may be.

Fig. 1 is a schematic view of a front view structure of a single-lane packing machine according to the present utility model;

fig. 2 is a schematic perspective view of a single-track packing machine according to the present utility model;

FIG. 3 is a schematic front view of the first tool holder according to the present utility model;

FIG. 4 is a schematic perspective view of the first tool post according to the present utility model;

FIG. 5 is a schematic top view of the first tool holder of the present utility model;

FIG. 6 is a schematic front view of a second tool holder according to the present utility model;

FIG. 7 is a schematic top view of the second tool holder of the present utility model;

fig. 8 is a schematic perspective view of a cutter according to the present utility model.

Reference numerals of the above drawings:

1. a frame; 10. a support frame; 11. a first mounting frame; 12. a second mounting frame;

2. a first tool apron; 21. A first cutting channel;

3. a second tool apron; 31. A second cutting path;

4. a cutting mechanism; 41. a cutter; 42. a cutting drive structure; 43. a third mounting frame; 44. a third servo drive device;

5. a first eccentric rotation mechanism; 51. a first rotating shaft; 52. a first eccentric block; 53. a first servo drive device; 54. a first drive gear; 55. a first driven gear; 56. a first connector;

6. a second eccentric rotation mechanism; 61. a second rotating shaft; 62. a second eccentric block; 63. a second servo drive device; 64. a second drive gear; 65. a second driven gear; 66. a second connector;

7. a buffer mechanism; 71. a guide seat; 72. a guide member; 73. an elastic member; 74. and adjusting the nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one

Referring to fig. 1 and 2 in combination, a single-pass packing machine is provided in an embodiment of the present utility model, the single-pass packing machine includes a frame 1, a first knife holder 2 and a second knife holder 3 disposed opposite to each other, and a cutting mechanism 4, the first knife holder 2 and/or the second knife holder 3 are movably disposed on the frame 1, a first cutting channel 21 is disposed on the first knife holder 2, a second cutting channel 31 is disposed on the second knife holder 3, the first knife holder 2 and the second knife holder 3 have a transverse sealing position connected to each other, and a separate feeding position, and in a state of the transverse sealing position, the first cutting channel 21 and the second cutting channel 31 are communicated; the cutting mechanism 4 comprises a cutter 41 and a cutting driving structure 42 arranged on the first cutter holder 2, wherein the cutter 41 is slidably arranged in the first cutting channel 21, and the cutting driving structure 42 is in driving connection with the cutter 41.

In whole, when this single track packagine machine uses, first blade holder 2 and/or second blade holder 3 movably set up in frame 1, can switch between horizontal sealing position and feed position between first blade holder 2 and the second blade holder 3, when being in horizontal sealing position, first blade holder 2 and second blade holder 3 can centre gripping and heat-seal packaging material, and cutting mechanism 4 can also drive cutter 41 through cutting drive structure 42 and carry out cutting operation to packaging material's heat-seal department this moment. And, be equipped with first cutting channel 21 on first blade holder 2, be equipped with second cutting channel 31 on second blade holder 3, cutter 41 slidable sets up in first cutting channel 21 to cutter 41 can cut packaging material's heat-seal department along first cutting channel 21, and push the packaging material that cuts to second cutting channel 31 in, and then utilize second cutting channel 31 to discharge packaging material that cuts, thereby avoided the packaging material that cuts to pile up on second blade holder 3 and influence subsequent cutting quality.

In a specific embodiment, both the first and second tool holders 2, 3 are movably arranged on the machine frame 1.

In the embodiment of the present utility model, as shown in fig. 4, 5, 6 and 7, the first cutting channel 21 penetrates the first tool holder 2 along the first direction, the second cutting channel 31 penetrates the second tool holder 3 along the second direction, and the bottom end of the second cutting channel 31 forms a feed opening.

Specifically, the first direction and the second direction are the same direction. For example, when the first and second holders 2, 3 are disposed on the frame 1 at intervals in the height direction, both the first and second directions are set to the height direction. The cutter 41 can cut the heat-seal part of the packaging material along the height direction, and the cutter 41 can push the cut packaging material into the second cutting channel 31, and the cut packaging material can be discharged along the second cutting channel 31 under the action of gravity or the pushing force of the cutter 41, so that the phenomenon that the cut packaging material is accumulated on the second cutter holder 3 to affect the subsequent transverse seal cutting quality is avoided.

Of course, the designer may adjust the first direction and the second direction according to the use requirement, for example, set the first direction and the second direction to be horizontal directions, or set the first direction and the second direction to be different directions, which is not particularly limited herein.

Wherein the first cutting channel 21 and the second cutting channel 31 are provided in a conformal manner with the bottom of the cutter 41. For example, as shown in the embodiment of fig. 5, 7 and 8, when the bottom of the cutter 41 is provided in a flat rectangular shape, the cross sections of the first and second cutting passages 21 and 31 may each be provided in a long bar shape, thereby reducing the size of the interval between the cutter 41 and the inner walls of the first and second cutting passages 21 and 31 and improving the cutting quality.

Of course, the designer may adjust the shape configuration of the cutter 41, the first cutting channel 21, and the second cutting channel 31 according to the use needs, without being particularly limited thereto.

During cutting, the cutting drive structure 42 is capable of driving the cutter 41 to reciprocate, thereby cutting the packaging material. Wherein at least part of the cutter 41 may extend into the second cutting channel 31 such that the cutter 41 may cooperate with the second blade holder 3 to cut the packaging material and may push the cut packaging material into the second cutting channel 31, thereby avoiding a build-up of packaging material on the second blade holder 3.

In the embodiment of the utility model, as shown in fig. 1, the frame 1 comprises a support frame 10, a first mounting frame 11 and a second mounting frame 12, the first tool apron 2 is arranged on the first mounting frame 11, two first eccentric rotating mechanisms 5 which are oppositely arranged are arranged on the support frame 10, and two ends of the first mounting frame 11 are respectively connected with the first eccentric rotating mechanisms 5; the second tool apron 3 is arranged on a second mounting frame 12, two second eccentric rotating mechanisms 6 which are oppositely arranged are further arranged on the supporting frame 10, and two ends of the second mounting frame 12 are respectively connected with the second eccentric rotating mechanisms 6.

The first mounting frame 11 can be mounted by means of the two first eccentric rotation mechanisms 5, so that the first mounting frame 11 can be eccentrically rotated on the support frame 10. The second mounting frame 12 can be mounted by means of the two second eccentric rotation mechanisms 6, so that the second mounting frame 12 can also be eccentrically rotated on the support frame 10. The first mounting frame 11 and the second mounting frame 12 can drive the first cutter holder 2 and the second cutter holder 3 to switch between the transverse sealing position and the feeding position through eccentric rotation, so that the packaging material can be efficiently sealed and cut. Wherein, in the feeding position, the packaging material can be delivered forward for a set length, so that the packaging bag can be continuously formed.

When the first mounting frame 11 is at the low point position, the second mounting frame 12 can be at the high point position, so that the first tool holder 2 on the first mounting frame 11 and the second tool holder 3 on the second mounting frame 12 can be abutted to clamp and heat-seal the packaging material, and meanwhile, the cutting driving structure 42 can drive the cutter 41 to perform cutting operation on the heat-seal part of the packaging material.

In the embodiment of the present utility model, the first eccentric rotation mechanism 5 includes at least one first rotation shaft 51 provided on the support frame 10, and a first eccentric block 52 provided on the first rotation shaft 51, and the first mounting frame 11 is connected to the first eccentric block 52.

By connecting the first eccentric block 52 with the first rotating shaft 51, the first rotating shaft 51 can drive the first eccentric block 52 to rotate, so that the first eccentric block 52 can drive the first mounting frame 11 and the first tool holder 2 to eccentrically rotate. The designer can determine the amount of eccentricity of the first eccentric mass 52 according to the use requirements, without specific numerical limitations.

Further, the first eccentric rotation mechanism 5 includes two first rotation shafts 51, the two first rotation shafts 51 are arranged side by side at the same height, two ends of the first mounting frame 11 are respectively provided with a first connecting piece 56, and the first mounting frame 11 is connected with the two first rotation shafts 51 at the same side through one first connecting piece 56.

By arranging the two first rotating shafts 51 on the same side, the two first rotating shafts 51 can simultaneously support one end of the first mounting frame 11, and the support stability is improved. The two first shafts 51 on the same side can synchronously rotate, so that the first mounting frame 11 and the first tool apron 2 can be cooperatively driven to make eccentric motion.

In an embodiment of the utility model, the single-lane packaging machine further comprises a first servo drive 53, the first servo drive 53 being drivingly connected to the at least one first spindle 51.

Specifically, the first servo driving device 53 is a servo motor. The servo motor has better rotation precision and is more convenient to adjust, and rotation and locking at any angle can be realized. The first servo driving device 53 is in transmission connection with the at least one first rotating shaft 51, so that the first mounting frame 11 and the first tool holder 2 can be driven to rotate more accurately by using the first servo driving device 53, and synchronization errors between the first tool holder 2 and the second tool holder 3 are reduced.

Further, the output shaft of the first servo driving device 53 may be disposed on the first driving gear 54, and the first driven gears 55 are disposed on the two first rotating shafts 51 on the same side, and the first driving gear 54 is meshed with the two first driven gears 55 at the same time, so that the two first rotating shafts 51 on the same side can be synchronously driven by using the first servo driving device 53, and better synchronous driving precision is achieved.

Of course, the designer may adjust the synchronous transmission structure between the first servo driving device 53 and the two first rotating shafts 51 according to the use requirement, for example, the synchronous transmission structure is driven by a driving belt, which is not particularly limited herein.

In the embodiment of the present utility model, the second eccentric rotation mechanism 6 includes at least one second rotation shaft 61 provided on the support frame 10, and a second eccentric mass 62 provided on the second rotation shaft 61, and the second mounting frame 12 is connected to the second eccentric mass 62.

The second eccentric block 62 is connected with the second rotating shaft 61, and the second rotating shaft 61 can drive the second eccentric block 62 to rotate, so that the second eccentric block 62 can drive the second mounting frame 12 and the second tool apron 3 to eccentrically rotate. The designer can determine the amount of eccentricity of the second eccentric mass 62 according to the use requirements, without specific numerical limitations.

Further, the second eccentric rotation mechanism 6 includes two second rotation shafts 61, the two second rotation shafts 61 are arranged side by side at the same height, two ends of the second mounting frame 12 are respectively provided with a second connecting piece 66, and the second mounting frame 12 is connected with the two second rotation shafts 61 on the same side through one second connecting piece 66.

By providing two second rotating shafts 61 on the same side, the two second rotating shafts 61 can simultaneously support one end of the second mounting frame 12, and the support stability is improved. And, the two second rotating shafts 61 can synchronously rotate, so that the second mounting frame 12 and the second tool apron 3 can be cooperatively driven to make eccentric motion.

In an embodiment of the utility model, the single-lane packaging machine further comprises a second servo drive 63, the second servo drive 63 being drivingly connected to the at least one second spindle 61.

Specifically, the second servo driving device 63 is a servo motor. The second servo driving device 63 is in transmission connection with the at least one second rotating shaft 61, so that the second mounting frame 12 and the second tool holder 3 can be driven to rotate more accurately by utilizing the second servo driving device 63, and synchronization errors between the first tool holder 2 and the second tool holder 3 are reduced.

Further, the output shaft of the second servo driving device 63 may be provided with a second driving gear 64, and the two second rotating shafts 61 on the same side are provided with second driven gears 65, and the second driving gear 64 is simultaneously meshed with the two second driven gears 65, so that the two second rotating shafts 61 on the same side can be synchronously driven by the second servo driving device 63, and the synchronous driving precision is better.

Of course, the designer may adjust the synchronous transmission structure between the second servo driving device 63 and the two second rotating shafts 61 according to the use requirement, for example, the synchronous transmission structure is driven by a driving belt, which is not limited herein.

The first servo driving device 53 can drive the first mounting frame 11 and the first tool apron 2 to move, the second servo driving device 63 can drive the second mounting frame 12 and the second tool apron 3 to move, and the two servo driving devices are used for transmission respectively, so that abrasion of transmission parts such as gears is reduced. Moreover, the first servo driving device 53 and the second servo driving device 63 can be set as servo motors, and the cutting efficiency can be adjusted by adjusting the rotation frequency of the servo motors, so that the cutting machine has a better use effect.

In an embodiment of the utility model, as in the examples shown in fig. 1, 3 and 4, the single-pass packaging machine further comprises at least one buffer mechanism 7, the buffer mechanism 7 being arranged between the first knife holder 2 and the first mounting frame 11.

When first blade holder 2 and second blade holder 3 dock, can play the cushioning effect through buffer gear 7, avoid taking place the rigid collision between first blade holder 2 and the second blade holder 3, improved the life of first blade holder 2 and second blade holder 3.

In a specific embodiment, two buffer mechanisms 7 may be disposed between the first tool holder 2 and the first mounting frame 11, where the two buffer mechanisms 7 are symmetrically disposed between the first tool holder 2 and the second mounting frame 12, so that the two buffer mechanisms 7 can play a role in synergistic interaction, can play a better role in buffering the first tool holder 2, and improve the mounting stability of the first tool holder 2.

In other embodiments, the designer may adjust the number and positions of the buffer mechanism 7 according to the use requirements, without specific limitation.

In the embodiment of the present utility model, the buffer mechanism 7 includes a guide seat 71 provided on the first mounting frame 11, a guide member 72 slidably penetrating the guide seat 71, and an elastic member 73 provided between the first tool holder 2 and the first mounting frame 11, the guide member 72 being connected to the first tool holder 2.

By arranging the guide seat 71 on the first mounting frame 11 and slidably threading the guide member 72 in the guide seat 71, the guide member 72 can limit the movement direction of the first tool holder 2 after the guide member 72 is connected with the first tool holder 2, thereby improving the movement stability of the first tool holder 2. For example, when the guide 72 is disposed in the height direction, the first holder 2 can compress the elastic member 73 only in the height direction for buffering.

In a specific embodiment, the guide member 72 includes a guide rod slidably disposed through the guide seat 71, one end of the guide rod is connected to the first tool holder 2, and the elastic member 73 includes a buffer spring sleeved on the guide rod and disposed between the first mounting frame 11 and the first tool holder 2.

Through guide bar and buffer spring matched with, when first blade holder 2 and second blade holder 3 are in horizontal sealing the position, buffer spring can play the cushioning effect, avoids first blade holder 2 and second blade holder 3 to take place rigid collision to buffer spring can promote first blade holder 2 butt in order to stably centre gripping packaging material on second blade holder 3, thereby first blade holder 2 and second blade holder 3 can also carry out the heat-seal operation to packaging material.

Further, in order to make the first blade holder 2 and the second blade holder 3 better clamp the packaging material, a friction structure may be further disposed on the clamping end surface of the first blade holder 2 and/or the clamping end surface of the second blade holder 3, so as to better clamp the packaging material and avoid the packaging material from moving. The specific configuration of the friction structure may be determined by the designer based on the needs of the application and is not particularly limited herein.

In the embodiment of the utility model, the buffer mechanism 7 further comprises at least one adjusting nut 74, the adjusting nut 74 is in threaded connection with the guide rod, the adjusting nut 74 and the buffer spring are oppositely arranged on two sides of the guide seat 71, and the adjusting nut 74 and the guide seat 71 can form axial limit.

Through set up adjusting nut 74 on the guide bar to adjusting nut 74 and buffer spring set up in the both sides of guide holder 71 relatively, through the position of change adjusting nut 74 on the guide bar, can adjust buffer spring's compression volume, thereby be convenient for adjust buffer spring's buffering effect, and first blade holder 2 and second blade holder 3 are to packaging material's clamping dynamics.

In an embodiment of the present utility model, as in the example shown in fig. 1 and 2, the cutting drive structure 42 includes a third mounting frame 43 provided on the first mounting frame 11, and a third servo drive device 44 provided on the third mounting frame 43, the third servo drive device 44 being drivingly connected to the cutter 41.

Specifically, the third servo driving device 44 is a servo motor. The servo motor has better control precision and is more convenient to adjust, and control and locking of any position can be realized. The third servo driving device 44 is in transmission connection with the cutter 41, so that the cutter 41 can be driven to reciprocate more accurately by the third servo driving device 44, and the cutting quality of the cutter 41 on packaging materials is improved.

Further, the output shaft of the third servo driving device 44 may be provided with a third driving gear, and the cutter 41 is provided with a driven rack, and the third driving gear is meshed with the driven rack, so that the cutter 41 can be driven to reciprocate by using the third servo driving device 44, and the driving precision is better.

Of course, the designer may adjust the reciprocating transmission structure between the third servo driving device 44 and the cutter 41 according to the use requirement, for example, adopting a link structure or an eccentric structure for transmission, which is not particularly limited herein.

Second embodiment

In an embodiment of the utility model, there is also provided a packaging system comprising a packaging conveyor line, and the aforementioned single-pass packaging machine, the single-pass packaging machine being arranged on a conveying path of the packaging conveyor line.

The specific structure, working principle and beneficial effects of the single-channel packaging machine are the same as those of the first embodiment, and are not repeated here. This packaging system can carry out heat-seal and cutting to packaging material through application single-pass packagine machine to prevent that the packaging material of cutting down from piling up on the blade holder and influencing the cutting effect, have better packaging quality.

All articles and references, including patent applications and publications, disclosed herein are incorporated by reference for all purposes. The term "consisting essentially of …" describing a combination shall include the identified element, ingredient, component or step as well as other elements, ingredients, components or steps that do not substantially affect the essential novel features of the combination. The use of the terms "comprises" or "comprising" to describe combinations of elements, components, or steps herein also contemplates embodiments consisting essentially of such elements, components, or steps. By using the term "may" herein, it is intended that any attribute described as "may" be included is optional. Multiple elements, components, parts or steps can be provided by a single integrated element, component, part or step. Alternatively, a single integrated element, component, part or step may be divided into separate plural elements, components, parts or steps. The disclosure of "a" or "an" to describe an element, component, section or step is not intended to exclude other elements, components, sections or steps.

In this specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are all enough to be referred to each other. The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims (16)

1. A single pass packaging machine comprising:

a frame;

the first cutter holder and/or the second cutter holder are/is movably arranged on the frame, a first cutting channel is arranged on the first cutter holder, a second cutting channel is arranged on the second cutter holder, the first cutter holder and the second cutter holder are provided with a connected transverse sealing position and a separated feeding position, and the first cutting channel and the second cutting channel are communicated in the state of the transverse sealing position;

the cutting mechanism comprises a cutter and a cutting driving structure arranged on the first cutter seat, the cutter is slidably arranged in the first cutting channel, and the cutting driving structure is in transmission connection with the cutter.

2. The single pass packaging machine of claim 1 wherein said first cutting channel extends through said first knife block in a first direction and said second cutting channel extends through said second knife block in a second direction, said second cutting channel having a bottom end defining a feed opening.

3. The single lane packaging machine of claim 2 wherein the first direction and the second direction are the same direction.

4. The single-channel packaging machine according to claim 1, wherein the frame comprises a support frame, a first installation frame and a second installation frame, the first tool apron is arranged on the first installation frame, two first eccentric rotating mechanisms which are oppositely arranged are arranged on the support frame, and two ends of the first installation frame are respectively connected with the first eccentric rotating mechanisms; the second tool apron is arranged on the second mounting frame, two second eccentric rotating mechanisms which are oppositely arranged are further arranged on the supporting frame, and two ends of the second mounting frame are respectively connected with the second eccentric rotating mechanisms.

5. The single pass packing machine of claim 4, wherein the first eccentric rotation mechanism includes at least one first rotation shaft provided on the support frame and a first eccentric block provided on the first rotation shaft, and the first mounting frame is connected to the first eccentric block.

6. The single track packing machine of claim 5, wherein the first eccentric rotation mechanism comprises two first rotation shafts, the two first rotation shafts are arranged at the same height side by side, two ends of the first mounting frame are respectively provided with a first connecting piece, and the first mounting frame is connected with the two first rotation shafts at the same side through one first connecting piece.

7. The single lane packing machine of claim 5 further comprising a first servo drive drivingly connected to at least one of the first spindles.

8. The single pass packing machine of claim 4, wherein the second eccentric rotation mechanism includes at least one second rotation shaft provided on the support frame and a second eccentric block provided on the second rotation shaft, and the second mounting frame is connected to the second eccentric block.

9. The single pass packing machine according to claim 8, wherein the second eccentric rotation mechanism includes two second rotation shafts, the two second rotation shafts are arranged side by side at the same height, two ends of the second mounting frame are respectively provided with a second connecting member, and the second mounting frame is connected with the two second rotation shafts on the same side through one second connecting member.

10. The single lane packing machine of claim 8 further comprising a second servo drive drivingly connected to at least one of the second spindles.

11. The single lane packaging machine of claim 4 further comprising at least one buffer mechanism disposed between the first knife holder and the first mounting bracket.

12. The single track packing machine of claim 11, wherein the buffer mechanism includes a guide seat provided on the first mounting frame, a guide slidably penetrating the guide seat, and an elastic member provided between the first tool post and the first mounting frame, the guide being connected to the first tool post.

13. The single track packing machine of claim 12, wherein the guide member includes a guide rod slidably disposed through the guide seat, one end of the guide rod being connected to the first tool post, and the elastic member includes a buffer spring sleeved on the guide rod and disposed between the first mounting frame and the first tool post.

14. The single pass packing machine of claim 13, wherein the buffer mechanism further comprises at least one adjusting nut, the adjusting nut is in threaded connection with the guide rod, the adjusting nut and the buffer spring are oppositely arranged on two sides of the guide seat, and the adjusting nut and the guide seat can form an axial limit.

15. The single pass packaging machine of claim 4 wherein said cutting drive arrangement includes a third mounting bracket disposed on said first mounting bracket and a third servo drive disposed on said third mounting bracket, said third servo drive being drivingly connected to said cutter.

16. A packaging system comprising a packaging conveyor line and a single-lane packaging machine according to any one of claims 1 to 15, which single-lane packaging machine is arranged on a conveying path of the packaging conveyor line.