CN211894009U - Label cutting and conveying device for mesh bag machine - Google Patents

Abstract

The utility model discloses a label cutting and conveying device for a mesh bag machine, which comprises a label conveying device, a cutting device, a first conveying device, a transition conveying device and a second conveying device; the mesh bag machine comprises a machine frame with a table top, a label roll is rotatably connected to the machine frame, the label feeding device is used for clamping and conveying labels in the label roll, the cutting device is used for acting to cut off the labels, the first conveying device is used for receiving the cut labels and conveying the cut labels to the transition station, the transition conveying device is used for conveying the labels on the transition station to a label receiving channel in the second conveying device, and the second conveying device is used for driving the labels in the label receiving channel to move to the labeling channel. The utility model is suitable for a label is rolled up, can cut off the label in the label book one by one and carry to mesh bag on, can improve the work efficiency who sews the label, reduction in production cost practices thrift production time.

Description

Label cutting and conveying device for mesh bag machine

Technical Field

The utility model relates to a conveyor is cut to label for mesh bag machine.

Background

Mesh bags are widely used in packaging vegetables, fruits and other articles, and usually need to be sewed with labels. At present, in mesh bag machines, automatic sewing of labels is completed through a label conveying device and a sewing machine, a stack of labels is placed into the label conveying device, the label conveying device conveys the labels in the label stack one by one onto mesh bags in the mesh bag machine, and then the labels and the mesh bags are sewn through the sewing machine. However, the existing label conveying device is only suitable for a label stack and is not suitable for a label roll, when the label roll is encountered, labels need to be cut one by one, time is wasted, production cost is increased, and the working efficiency of label sewing is influenced.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art's defect, provide a conveyor is cut to label for mesh bag machine, it is applicable to the label book, can cut the label in the label book one by one and carry to the mesh bag on, can improve the work efficiency who sews the label, reduction in production cost practices thrift production time.

In order to solve the technical problem, the technical scheme of the utility model is that: a label cutting and conveying device for a mesh bag machine comprises a label feeding device, a cutting device, a first conveying device, a transition conveying device and a second conveying device; the mesh bag machine comprises a rack, wherein a table top for bearing mesh bags is arranged on the rack;

the rack is rotatably connected with a label roll;

the label feeding device and the cutting device are sequentially connected to the rack, a conveying gap for passing the labels in the label roll is arranged in the label feeding device, and a cutting channel for passing the labels in the label roll is arranged in the cutting device, so that the labels discharged from the label roll sequentially pass through the conveying gap and the cutting channel;

the label feeding device is used for clamping the label in the conveying gap and conveying the clamped label forwards;

the cutting device is used for acting to cut the label in the cutting channel;

the first conveying device is provided with a transition station and is used for receiving the label cut off by the cutting device and conveying the cut label to the transition station;

the transition conveying device comprises a driving roller which is rotationally connected to the rack and a label pressing mechanism which is connected to the rack; the label pressing mechanism is used for acting against the upper surface of the label on the transition station so as to press a part of the label on the transition station on the driving roller, the driving roller is positioned below the label on the transition station, and the driving roller is used for being driven to rotate so as to convey the label pressed on the driving roller into the label receiving channel in the second conveying device;

a label receiving channel for receiving the label sent by the driving roller is arranged in the second conveying device; a labeling channel which is communicated with the labeling channel and is used for penetrating through a part of the mesh bag on the table top is formed between the second conveying device and the table top; the second conveying device is used for driving the labels in the label receiving channel to move to the labeling channel.

Further provides a specific scheme of the label feeding device, wherein the label feeding device comprises a driving wheel, a driven wheel, a pressing mechanism and a label feeding driving mechanism; wherein the content of the first and second substances,

the driving wheel is rotationally connected to the rack;

the driven wheel is rotationally connected to the pressing mechanism, and the conveying gap is formed between the driving wheel and the driven wheel;

the pressing mechanism is connected to the rack and used for driving the driven wheel to move towards the driving wheel so that the driven wheel presses the labels in the conveying gap on the driving wheel;

the label feeding driving mechanism is arranged on the rack and connected with the driving wheel, so that the label feeding driving mechanism drives the driving wheel to rotate to convey the labels in the conveying gap.

Further provides a concrete scheme of the pressing mechanism, and the pressing mechanism comprises:

the driven wheel is connected with the frame in a sliding mode, one end of the driven wheel is connected with one of the pressing blocks in a rotating mode, and the other end of the driven wheel is connected with the other pressing block in a rotating mode;

and the pressing screws correspond to the pressing blocks one to one and are in threaded connection with the rack, and one end parts of the pressing screws are abutted against the corresponding pressing blocks so as to be convenient for screwing the pressing screws to drive the pressing blocks to move, and further drive the driven wheels to press the labels in the conveying gaps on the driving wheels.

Further provides a specific scheme of the shearing device, wherein the shearing device comprises a fixed shear, a movable shear and a shearing cylinder; wherein the content of the first and second substances,

the fixed scissors are fixedly connected to the rack;

one end part of the movable scissors is hinged on one end part of the fixed scissors, and the cutting channel is arranged between the fixed scissors and the movable scissors;

the cylinder body of the cutting cylinder is hinged to the rack, and the piston rod of the cutting cylinder is hinged to the movable shear, so that the cutting cylinder acts to drive the movable shear to rotate towards the fixed shear, and a label in the cutting channel is cut.

Further provides a specific scheme of the first conveying device, wherein the first conveying device comprises a driving roller, a driven roller, a first conveying belt, a first driving mechanism, a supporting plate and at least one pressing wheel; wherein the content of the first and second substances,

the driving roller and the driven roller are both rotationally connected to the rack;

the first conveying belt is connected to the driving roller and the driven roller and forms an upper belt portion and a lower belt portion, and the upper belt portion is used for receiving the label cut by the cutting device;

the supporting plate is connected to the frame and positioned between the upper belt part and the lower belt part, and the supporting plate is attached to a part of the lower surface of the upper belt part so as to support the upper belt part;

the pressing wheel is directly or indirectly connected on the rack in a rotating mode, and the pressing wheel is used for abutting against the label borne by the upper belt part so as to press the label and the upper belt part on the supporting plate;

the first driving mechanism is arranged on the rack and connected with the driving roller, so that the first driving mechanism drives the driving roller to rotate and drives the first conveying belt to move so as to convey the labels on the upper belt part to the transition station.

Further provides a concrete scheme of the label pressing mechanism, and the label pressing mechanism comprises:

the driving rod is rotatably connected to the rack by taking a central shaft of the driving rod as a rotating center;

one end of the driving connecting rod is fixedly connected with the driving rod;

the cylinder body of the label pressing cylinder is hinged to the rack, and the piston rod of the label pressing cylinder is hinged to the other end of the driving connecting rod;

one end of the driven connecting rod is fixedly connected with the driving rod;

and the label pressing wheel is rotationally connected to the other end of the driven connecting rod and is positioned above the label on the transition station, so that the label pressing cylinder drives the driving rod to rotate, and then the label pressing wheel is driven to move to abut against the upper surface of the label on the transition station, and the label on the transition station is pressed on the driving roller.

Further provides a specific scheme of the second conveying device, wherein the second conveying device comprises a second conveying belt, a label receiving roller, a second driving mechanism and a plurality of conveying rollers; wherein the content of the first and second substances,

the conveying roller is rotationally connected to the rack;

the second conveying belt is connected to all the conveying rollers, and the labeling channel is positioned between the tabletop and part of the second conveying belt;

the label receiving roller is rotatably connected to the rack, and a label receiving channel which is communicated with the labeling channel and used for receiving a label sent by the driving roller is formed between the label receiving roller and the second conveying belt;

the second driving mechanism is connected with any one conveying roller and used for driving the conveying roller connected with the second driving mechanism to rotate, and then the second conveying belt is driven to move so as to drive the label in the label receiving channel to move into the label sticking channel.

Further, in order to accurately control the position where the label is cut, the label cutting and conveying device for the mesh bag machine further comprises a black label sensor and a control circuit board; wherein the content of the first and second substances,

the label roll comprises a plurality of labels which are sequentially connected, and each label is provided with a black label;

the black mark sensor is arranged on the rack and connected with the input end of the control circuit board, and is used for identifying black marks in labels released by the label roll and sending action signals to the control circuit board when the black marks are identified;

the control circuit board is respectively in control connection with the label feeding device and the cutting device, and is used for controlling the label feeding device to stop conveying labels and controlling the cutting device to act to cut off the labels in the cutting channel when the action signal is received.

Further, the label cutting and conveying device for the mesh bag machine further comprises a transition station sensor for sensing whether a label exists on the transition station;

the transition station sensor is connected with the input end of the control circuit board and used for sending a control signal to the control circuit board when no label is sensed on the transition station;

the control circuit board is in control connection with the first conveying device and is used for controlling the first conveying device to act to convey the cut labels to the transition station when the control circuit board receives the control signal.

Further, in order to prevent the labels in the label roll from being scattered, the label cutting and conveying device for the mesh bag machine further includes an elastic belt, both end portions of the elastic belt are connected to the frame, and a middle portion of the elastic belt abuts against the label roll to prevent the labels in the label roll from being scattered.

After the technical scheme is adopted, the label roll is rotationally connected with the machine frame, labels discharged from the label roll sequentially pass through the conveying gap and the cutting channel, the label conveying device clamps the labels in the conveying gap and conveys the clamped labels forwards, and the cutting device is used for acting to cut the labels in the cutting channel; then the cut labels are carried on the first conveying device, and the first conveying device is used for conveying the cut labels to the transition station; the label pressing mechanism presses a part of the label on the transition station on the driving roller, and the driving roller is driven to rotate to convey the label pressed on the driving roller into the label receiving channel in the second conveying device; then the second conveying device drives the label in the label receiving channel to move into the labeling channel, and the labeling channel is also used for penetrating through a part of the mesh bag on the table top so that the label is attached to the mesh bag in the labeling channel. Then the label and the mesh bag are conveyed to a sewing machine in the mesh bag machine together and sewn together, so that the labels in the label roll are cut one by one and conveyed to the mesh bag, the working efficiency of label sewing is improved, the production cost is reduced, and the production time is saved.

Drawings

Fig. 1 is a schematic structural view of a label cutting and conveying device for a mesh bag machine according to the present invention;

fig. 2 is a top view of the label cutting and conveying device for a mesh bag machine of the present invention;

fig. 3 is a schematic structural view of the label feeding device, the cutting device and the first conveying device of the present invention;

fig. 4 is a schematic structural diagram of the transition conveying device and the second conveying device of the present invention.

Detailed Description

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

As shown in fig. 1 to 4, the label cutting and conveying device for the mesh bag machine comprises a frame 1, wherein a table top 3 for bearing mesh bags 2 is arranged on the frame 1, and comprises a label feeding device 100, a cutting device 200, a first conveying device 300, a transition conveying device and a second conveying device; wherein the content of the first and second substances,

the label roll 4 is rotationally connected to the rack 1;

the label feeding device 100 and the cutting device 200 are sequentially connected to the frame 1, a conveying gap for passing the labels in the label roll 4 is arranged in the label feeding device 100, and a cutting channel for passing the labels in the label roll 4 is arranged in the cutting device 200, so that the labels discharged from the label roll 4 sequentially pass through the conveying gap and the cutting channel;

the label feeding device 100 is used for clamping the label in the conveying gap and conveying the clamped label forwards;

the cutting apparatus 200 is operable to cut a label in the cutting channel;

a transition station is arranged in the first conveying device 300, and the first conveying device 300 is used for receiving the label cut by the cutting device 200 and conveying the cut label to the transition station;

the transition conveying device comprises a driving roller 5 which is rotationally connected to the rack 1 and a label pressing mechanism which is connected to the rack 1; the label pressing mechanism is used for acting against the upper surface of the label on the transition station so as to press a part of the label on the transition station on the driving roller 5, the driving roller 5 is positioned below the label on the transition station, and the driving roller 5 is used for being driven to rotate so as to convey the label pressed on the driving roller 5 into the label receiving channel 6 in the second conveying device;

the second conveying device is internally provided with a label receiving channel 6 for receiving the label sent by the driving roller 5; a labeling channel 7 which is communicated with the labeling channel 6 and is used for penetrating through a part of the mesh bag 2 on the table top 3 is formed between the second conveying device and the table top 3; the second conveying device is used for driving the labels in the label receiving channel 6 to move to the label sticking channel 7, so that the labels are attached to the mesh bags 2 in the label sticking channel 7, the labels in the label roll 4 are cut one by one and conveyed to the mesh bags 2, the label sewing work efficiency is improved, the production cost is reduced, and the production time is saved. In this embodiment, the frame 1 is further provided with a transition bar 26, the labels paid out from the label roll 4 are connected to the transition bar 26 and then sequentially pass through the conveying gap and the cutting channel, and the transition bar 26 is used for guiding the direction of the labels paid out from the label roll 4.

As shown in fig. 1 to 3, the label feeding device 100 includes, for example but not limited to, a driving wheel 8, a driven wheel 9, a pressing mechanism and a label feeding driving mechanism; wherein the content of the first and second substances,

the driving wheel 8 is rotatably connected to the rack 1;

the driven wheel 9 is rotationally connected to the pressing mechanism, and the conveying gap is formed between the driving wheel 8 and the driven wheel 9;

the pressing mechanism is connected to the frame 1 and is used for driving the driven wheel 9 to move towards the driving wheel 8, so that the driven wheel 9 presses the labels in the conveying gap on the driving wheel 8;

the label feeding driving mechanism is arranged on the rack 1 and connected with the driving wheel 8, so that the label feeding driving mechanism drives the driving wheel 8 to rotate to convey labels in the conveying gap; in this embodiment, the label feeding driving mechanism includes a label feeding driving motor, and the label feeding driving motor is connected with the driving wheel 8 through chain transmission, so that the label feeding driving motor drives the driving wheel 8 to rotate; specifically, the specific structure of the chain transmission is the prior art, and is not described in detail in this embodiment.

As shown in fig. 1-3, the pressing mechanism includes, for example but not limited to, the following structures:

two pressing blocks 10 connected to the frame 1 in a sliding manner, wherein one end of the driven wheel 9 is rotatably connected to one of the pressing blocks 10, and the other end of the driven wheel 9 is rotatably connected to the other pressing block 10;

and the pressing screws 11 correspond to the pressing blocks 10 one to one and are in threaded connection with the rack 1, and one end parts of the pressing screws 11 abut against the corresponding pressing blocks 10 so as to be convenient for screwing the pressing screws 11 to drive the pressing blocks 10 to move, and further drive the driven wheel 9 to press the labels in the conveying gap on the driving wheel 8.

As shown in fig. 1 to 3, the cutting device 200 includes, for example, but not limited to, a fixed shears 12, a movable shears 13, and a cutting cylinder 14; wherein the content of the first and second substances,

the fixed scissors 12 are fixedly connected to the frame 1;

one end part of the movable scissors 13 is hinged on one end part of the fixed scissors 12, and the cutting channel is arranged between the fixed scissors 12 and the movable scissors 13;

the cylinder body of the cutting cylinder 14 is hinged on the frame 1, and the piston rod of the cutting cylinder 14 is hinged on the movable shears 13, so that the cutting cylinder 14 acts to drive the movable shears 13 to rotate towards the fixed shears 12, and a label in the cutting channel is cut.

As shown in fig. 1 to 3, the first conveying device 300 is configured, for example, but not limited to, including a driving roller 15, a driven roller, a first conveyor belt 16, a first driving mechanism, a pallet 20, and at least one pinch roller 17; wherein the content of the first and second substances,

the driving roller 15 and the driven roller are both rotationally connected to the frame 1;

the first carrier belt 16 is connected to the drive roller 15 and the driven roller and forms an upper belt portion 18 and a lower belt portion 19, the upper belt portion 18 receiving the label cut by the cutting device 200;

the pallet 20 is connected to the frame 1 between the upper belt portion 18 and the lower belt portion 19, and the pallet 20 is attached to a part of the lower surface of the upper belt portion 18 so as to hold the upper belt portion 18;

the pinch roller 17 is directly or indirectly connected to the frame 1 in a rotating manner, and the pinch roller 17 is used for abutting against the label received by the upper belt portion 18 so as to press the label and the upper belt portion 18 on the supporting plate 20;

the first driving mechanism is arranged on the frame 1 and connected with the driving roller 15, so that the first driving mechanism drives the driving roller 15 to rotate and drives the first conveying belt 16 to move so as to convey the labels on the upper belt portion 18 to the transition station. In this embodiment, there are 4 pinch rollers 17, the pinch rollers 17 are connected to the frame 1 through pinch seats 34 and pinch rods 33, specifically, the pinch rods 33 are connected to the frame 1, the pinch seats 34 are connected to the pinch rods 33, and the pinch rollers 17 are rotatably connected to the pinch seats 34. Specifically, the first driving mechanism comprises a first driving motor, and the first driving motor is connected with the driving roller 15 through chain transmission, so that the first driving motor drives the driving roller 15 to rotate.

As shown in fig. 1-4, the label pressing mechanism includes, for example but not limited to, the following structures:

a drive rod 21, wherein the drive rod 21 is rotatably connected to the frame 1 with a central shaft thereof as a rotation center;

the driving connecting rod 22, one end of the driving connecting rod 22 is fixedly connected with the driving rod 21;

a label pressing cylinder 23, a cylinder body of the label pressing cylinder 23 is hinged on the frame 1, and a piston rod of the label pressing cylinder 23 is hinged at the other end of the driving connecting rod 22;

a driven link 24, one end of the driven link 24 being fixedly connected to the driving rod 21;

and the label pressing wheel 25 is rotatably connected to the other end part of the driven connecting rod 24 and is positioned above the label on the transition station, so that the label pressing air cylinder 23 drives the driving rod 21 to rotate, and further drives the label pressing wheel 25 to move to abut against the upper surface of the label on the transition station, and the label on the transition station is pressed on the driving roller 5. Specifically, the transition conveying device further comprises a transition driving mechanism connected with the driving roller 5, wherein the transition driving mechanism comprises a transition driving motor, and the transition driving motor is connected with the driving roller 5 through chain transmission so that the transition driving motor drives the driving roller 5 to rotate to convey the labels on the transition station.

As shown in fig. 1 to 4, the second conveying device is configured by, for example and without limitation, a second conveying belt 27, a label receiving roller 28, a second driving mechanism, and a plurality of conveying rollers 29; wherein the content of the first and second substances,

the conveying roller 29 is rotatably connected to the frame 1;

the second conveyor belt 27 is connected to all the conveyor rollers 29, and the labeling channel 7 is located between the table top 3 and a part of the second conveyor belt 27;

the label receiving roller 28 is rotatably connected to the frame 1, and a label receiving channel 6 which is communicated with the labeling channel 7 and used for receiving the label sent by the driving roller 5 is formed between the label receiving roller 28 and the second conveying belt 27;

the second driving mechanism is connected with any one of the conveying rollers 29 and is used for driving the conveying roller 29 connected with the second driving mechanism to rotate, so as to drive the second conveying belt 27 to move to drive the label in the label receiving channel 6 to move to the labeling channel 7, and specifically, when the label moves to the labeling channel 7, the label just falls on the mesh bag 2 in the labeling channel 7.

In this embodiment, the label cutting and conveying device for the mesh bag machine may further include a black label sensor and a control circuit board; wherein the content of the first and second substances,

the label roll 4 comprises a plurality of labels which are connected in sequence, and each label is provided with a black label 30;

the black mark sensor is arranged on the rack 1 and connected with the input end of the control circuit board, and is used for identifying the black mark 30 in the label released by the label roll 4 and sending an action signal to the control circuit board when identifying the black mark 30;

the control circuit board is respectively in control connection with the label feeding device 100 and the cutting device 200, and is used for controlling the label feeding device 100 to stop feeding labels and controlling the cutting device 200 to act to cut off the labels in the cutting channel when receiving the action signal; when the cutting device 200 cuts the label, the label feeder 100 resumes operation. Specifically, the black mark sensor is arranged to accurately control the position where the label is cut off, and the black mark sensor is the prior art and is not described in detail in this embodiment.

As shown in fig. 1 to 4, the label cutting and conveying device for the mesh bag machine may further include a transition station sensor 31 for sensing whether a label exists on the transition station;

the transition station sensor 31 is connected with the input end of the control circuit board, and the transition station sensor 31 is used for sending a control signal to the control circuit board when no label is sensed on the transition station;

the control circuit board is in control connection with the first conveying device 300, and the control circuit board is used for controlling the first conveying device 300 to act to convey the cut labels to the transition station when receiving the control signal. In this embodiment, the control circuit board is respectively connected to the label feeding driving motor in the label feeding device 100, the first driving motor in the first conveying device 300, and the cutting cylinder 14 in the cutting device 200 in a controlling manner, and specifically, the same motor may be used for the label feeding driving motor and the first driving motor.

As shown in fig. 1 to 3, the label cutting and conveying device for the mesh bag machine may further include an elastic belt 32, both end portions of the elastic belt 32 may be connected to the frame 1, and an intermediate portion of the elastic belt 32 may abut on the label roll 4 to prevent the labels in the label roll 4 from being scattered.

The working principle of the utility model is as follows:

the label roll 4 is rotatably connected to the frame 1, the label paid out from the label roll 4 sequentially passes through the feeding gap and the cutting path, the label feeding device 100 clamps the label in the feeding gap and feeds the clamped label forward, and the cutting device 200 is operated to cut the label in the cutting path; the cut labels are then carried on the first conveyor 300, and the first conveyor 300 is used for conveying the cut labels to the transition station; the label pressing mechanism then presses a part of the label at the transition station against the drive roller 5, and the drive roller 5 is driven to rotate to convey the label pressed against the drive roller 5 into the label receiving channel 6 in the second conveying device; the second conveyor then moves the labels in the label receiving channel 6 into the labeling channel 7, and the labeling channel 7 is also used for passing through a part of the mesh bag 2 on the table top 3, so that the labels are attached to the mesh bag 2 in the labeling channel 7. Then the labels and the mesh bags 2 are conveyed to a sewing machine in the mesh bag machine and sewn together, so that the labels in the label roll 4 are cut one by one and conveyed to the mesh bags 2, the working efficiency of label sewing is improved, the production cost is reduced, and the production time is saved.

The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Claims (10)

1. A label cutting and conveying device for a mesh bag machine, the mesh bag machine comprises a rack (1), a table top (3) for bearing mesh bags (2) is arranged on the rack (1), and the label cutting and conveying device is characterized by comprising a label conveying device (100), a cutting device (200), a first conveying device (300), a transition conveying device and a second conveying device; wherein the content of the first and second substances,

the label roll (4) is rotationally connected to the rack (1);

the label feeding device (100) and the cutting device (200) are sequentially connected to the frame (1), a conveying gap for passing the labels in the label roll (4) is arranged in the label feeding device (100), and a cutting channel for passing the labels in the label roll (4) is arranged in the cutting device (200), so that the labels discharged from the label roll (4) sequentially pass through the conveying gap and the cutting channel;

the label feeding device (100) is used for clamping the label in the conveying gap and conveying the clamped label forwards;

the cutting device (200) is used for acting to cut the label in the cutting channel;

a transition station is arranged in the first conveying device (300), and the first conveying device (300) is used for receiving the label cut by the cutting device (200) and conveying the cut label to the transition station;

the transition conveying device comprises a driving roller (5) which is rotationally connected to the rack (1) and a label pressing mechanism which is connected to the rack (1); the label pressing mechanism is used for acting against the upper surface of the label on the transition station so as to press a part of the label on the transition station on the driving roller (5), the driving roller (5) is positioned below the label on the transition station, and the driving roller (5) is used for being driven to rotate so as to convey the label pressed on the driving roller (5) into the label receiving channel (6) in the second conveying device;

the second conveying device is internally provided with a label receiving channel (6) for receiving the label sent by the driving roller (5); a labeling channel (7) which is communicated with the labeling channel (6) and is used for penetrating through a part of the mesh bag (2) on the table top (3) is formed between the second conveying device and the table top (3); the second conveying device is used for driving the labels in the label receiving channel (6) to move into the labeling channel (7).

2. The label cutting and conveying device for mesh bag machines according to claim 1, characterized in that the label feeding device (100) comprises a driving wheel (8), a driven wheel (9), a pressing mechanism and a label feeding driving mechanism; wherein the content of the first and second substances,

the driving wheel (8) is rotationally connected to the rack (1);

the driven wheel (9) is rotationally connected to the pressing mechanism, and the conveying gap is formed between the driving wheel (8) and the driven wheel (9);

the pressing mechanism is connected to the rack (1) and is used for driving the driven wheel (9) to move towards the driving wheel (8), so that the driven wheel (9) presses the labels in the conveying gap on the driving wheel (8);

the label feeding driving mechanism is arranged on the rack (1) and connected with the driving wheel (8), so that the label feeding driving mechanism drives the driving wheel (8) to rotate to convey labels in the conveying gap.

3. The label cutting conveyor for mesh bag machines according to claim 2, characterized in that said pressing mechanism comprises:

the two pressing blocks (10) are connected to the rack (1) in a sliding mode, one end of the driven wheel (9) is connected to one pressing block (10) in a rotating mode, and the other end of the driven wheel (9) is connected to the other pressing block (10) in a rotating mode;

the pressing screws (11) correspond to the pressing blocks (10) one to one and are in threaded connection with the rack (1), one end portions of the pressing screws (11) are abutted to the corresponding pressing blocks (10), so that the pressing screws (11) are screwed to drive the pressing blocks (10) to move, and the driven wheels (9) are driven to press the labels in the conveying gaps onto the driving wheels (8).

4. The label cutting conveyor for mesh bag machines according to claim 1, characterized in that the cutting device (200) comprises a fixed shear (12), a movable shear (13) and a cutting cylinder (14); wherein the content of the first and second substances,

the fixed scissors (12) are fixedly connected to the rack (1);

one end part of the movable scissors (13) is hinged on one end part of the fixed scissors (12), and the cutting channel is arranged between the fixed scissors (12) and the movable scissors (13);

the cylinder body of the cutting cylinder (14) is hinged to the rack (1), and the piston rod of the cutting cylinder (14) is hinged to the movable shear (13), so that the cutting cylinder (14) acts to drive the movable shear (13) to rotate towards the fixed shear (12) to cut off the label in the cutting channel.

5. The label cutting conveyor for mesh bag machines according to claim 1, characterized in that said first conveyor (300) comprises a drive roller (15), a driven roller, a first conveyor belt (16), a first drive mechanism, a pallet (20) and at least one pinch roller (17); wherein the content of the first and second substances,

the driving roller (15) and the driven roller are both rotationally connected to the rack (1);

the first conveyor belt (16) is connected to the drive roller (15) and the driven roller and forms an upper belt portion (18) and a lower belt portion (19), the upper belt portion (18) being for receiving a label cut by the cutting device (200);

the supporting plate (20) is connected to the frame (1) and positioned between the upper belt part (18) and the lower belt part (19), and the supporting plate (20) is attached to a part of the lower surface of the upper belt part (18) so as to support the upper belt part (18);

the pressing wheel (17) is directly or indirectly connected to the frame (1) in a rotating mode, and the pressing wheel (17) is used for abutting against the labels borne by the upper belt portion (18) so as to press the labels and the upper belt portion (18) on the supporting plate (20);

the first driving mechanism is arranged on the rack (1) and connected with the driving roller (15), so that the first driving mechanism drives the driving roller (15) to rotate and drives the first conveying belt (16) to move so as to convey the labels on the upper belt part (18) to the transition station.

6. The label cutting conveyor for mesh bag machines according to claim 1, characterized in that said label pressing mechanism comprises:

the driving rod (21), the said driving rod (21) regards its central axis as the centre of rotation to connect to said framework (1) rotatably;

the driving connecting rod (22), one end of the driving connecting rod (22) is fixedly connected with the driving rod (21);

a label pressing cylinder (23), wherein the cylinder body of the label pressing cylinder (23) is hinged to the rack (1), and the piston rod of the label pressing cylinder (23) is hinged to the other end of the driving connecting rod (22);

a driven connecting rod (24), wherein one end part of the driven connecting rod (24) is fixedly connected with the driving rod (21);

and the label pressing wheel (25) is rotationally connected to the other end of the driven connecting rod (24) and positioned above the label on the transition station, so that the label pressing air cylinder (23) drives the driving rod (21) to rotate, and then the label pressing wheel (25) is driven to move to abut against the upper surface of the label on the transition station, and the label on the transition station is pressed on the driving roller (5).

7. The label cutting conveyor for mesh bag machines according to claim 1, characterized in that said second conveyor comprises a second conveyor belt (27), a label receiving roller (28), a second drive mechanism and a plurality of conveyor rollers (29); wherein the content of the first and second substances,

the conveying roller (29) is rotationally connected to the rack (1);

the second conveyor belt (27) is connected to all the conveyor rollers (29), and the labeling channel (7) is positioned between the table top (3) and a part of the second conveyor belt (27);

the label receiving roller (28) is rotatably connected to the rack (1), and a label receiving channel (6) which is communicated with the labeling channel (7) and used for receiving a label sent by the driving roller (5) is formed between the label receiving roller (28) and the second conveying belt (27);

the second driving mechanism is connected with any one conveying roller (29) and used for driving the conveying roller (29) connected with the second driving mechanism to rotate, and further drives the second conveying belt (27) to move so as to drive the labels in the label receiving channel (6) to move into the label sticking channel (7).

8. The label cutting conveyor for a mesh bag machine according to claim 1, further comprising a black mark sensor and a control circuit board; wherein the content of the first and second substances,

the label roll (4) comprises a plurality of labels which are sequentially connected, and each label is provided with a black label (30);

the black mark sensor is arranged on the rack (1) and connected with the input end of the control circuit board, and is used for identifying a black mark (30) in a label released by the label roll (4) and sending an action signal to the control circuit board when identifying the black mark (30);

the control circuit board is respectively in control connection with the label feeding device (100) and the cutting device (200), and the control circuit board is used for controlling the label feeding device (100) to stop conveying labels and controlling the cutting device (200) to act to cut off the labels in the cutting channel when the action signal is received.

9. The label cutting conveyor for mesh bag machines according to claim 8, characterized in that it further comprises a transit station sensor (31) for sensing the presence of a label at said transit station;

the transition station sensor (31) is connected with the input end of the control circuit board, and the transition station sensor (31) is used for sending a control signal to the control circuit board when no label is sensed on the transition station;

the control circuit board is in control connection with the first conveying device (300), and the control circuit board is used for controlling the first conveying device (300) to act to convey the cut labels to the transition station when receiving the control signal.

10. The label cutting conveyor for mesh bag machines according to claim 1, characterized in that it further comprises an elastic band (32), both ends of the elastic band (32) being connected to the frame (1), the middle part of the elastic band (32) abutting on the label roll (4) to prevent the labels in the label roll (4) from being scattered.

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