CN109160322B

CN109160322B - Facial tissue bottom-drawing conveying mechanism for covering machine

Info

Publication number: CN109160322B
Application number: CN201810797819.3A
Authority: CN
Inventors: 吴应义; 蔡希海; 黄锡宏; 吴应忠; 蔡锦波
Original assignee: Zhejiang Rong Jian Technology Co Ltd
Current assignee: Zhejiang Rong Jian Technology Co Ltd
Priority date: 2018-07-19
Filing date: 2018-07-19
Publication date: 2020-01-14
Anticipated expiration: 2038-07-19
Also published as: CN109160322A

Abstract

The invention discloses a facial tissue bottom-drawing conveying mechanism for a covering machine, which is characterized by comprising a covering machine main body, a paper separating assembly, a facial tissue bending assembly and a facial tissue conveying assembly, wherein the paper separating assembly is arranged on one side of laminated facial tissue, the paper separating assembly comprises a separating piece for separating the facial tissue, the facial tissue bending assembly is arranged below the facial tissue, the facial tissue bending assembly comprises a negative pressure sucker for adsorbing bottom-layer facial tissue, the negative pressure sucker is connected with the covering machine main body in a vertically sliding manner, the facial tissue conveying assembly comprises a main shaft for driving a facial tissue auxiliary conveying device and a facial tissue gluing device to work, a conveying panel for driving the facial tissue after the paper separation to be conveyed and a transmission assembly, the conveying panel is connected with the covering machine main body in a sliding manner, the main shaft drives the conveying panel to slide through the transmission assembly after rotating, the mechanism can convey the laminated facial tissue one by one, and can simultaneously drive the facial tissue conveying and gluing through a, the cost of the covering machine is reduced, and the size of the covering machine is reduced.

Description

Facial tissue bottom-drawing conveying mechanism for covering machine

Technical Field

The invention relates to the field of front cover processing, in particular to a facial tissue bottom drawing conveying mechanism for a front cover machine.

Background

In order to make stationery such as book cases, desk calendars, wall calendars, and notebooks have certain decorative effects on the premise of having their specific functions, it is usually necessary to stick exquisite surface paper on the surface of the stationery to improve the aesthetic appeal. For example, when the cover of the notebook computer is processed by the cover machine, the face paper needs to be adhered to the paper board for manufacturing the cover of the notebook computer, and the processing process is complex and comprises a plurality of processes of feeding, gluing, positioning, folding, pressing and the like of the face paper and the paper board. In the process of feeding the facial tissue, the laminated facial tissue needs to be separated and simultaneously conveyed one by one, a facial tissue auxiliary conveying device is also arranged between the facial tissue separating and conveying device and the facial tissue gluing device, the facial tissue separating and conveying device is usually driven by a driving device, the facial tissue auxiliary conveying device and the facial tissue gluing device are driven by another driving device, however, the conveying and gluing of the facial tissue are driven by the two driving devices, the complexity of the equipment is high, the energy consumption in the process of processing the front cover is large, and the equipment production and processing cost is high.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a facial tissue bottom-drawing conveying mechanism for a covering machine, which can convey laminated facial tissues one by one, can realize the conveying and gluing of the facial tissues driven by a driving device, and reduces the equipment cost and the cover processing cost of the covering machine.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a facial tissue end extraction conveying mechanism for covering machine which characterized in that: the paper separating component is arranged on the main body of the covering machine and positioned below the surface paper, the surface paper bending component comprises a separating piece for separating the surface paper, the negative pressure suction cup is connected with the main body of the covering machine in a sliding mode up and down, and the surface paper bending component can adsorb the bottom surface paper and bend the bottom surface paper;

the facial tissue conveying assembly comprises a main shaft for driving the facial tissue auxiliary conveying device and the facial tissue gluing device to work, a conveying panel for driving the facial tissue after the paper is separated and a transmission assembly for connecting the main shaft and the conveying panel, the main shaft is rotatably connected with the main body of the covering machine and is provided with a rotating wheel coaxially and fixedly connected with the main shaft, a sliding ring is concavely arranged on the end surface of the rotating wheel, the center of the sliding ring and the central axis of the main shaft are eccentrically arranged, the conveying panel is connected with the main body of the covering machine in a sliding manner, the transmission assembly comprises a transmission sliding column, a first hinge rod, a second hinge rod and a third hinge rod, the transmission sliding column is connected with the main body of the covering machine in a sliding manner, the sliding column can slide in the sliding ring is arranged at one end of the transmission sliding column close to the rotating wheel, and the main shaft rotates to drive the sliding column, the transmission traveller reciprocates along its glide direction and slides in the covering machine main part, the one end that the second hinge arm was kept away from to first hinge arm is articulated with the transmission traveller, the one end that the second hinge arm was kept away from to the third hinge arm is articulated with the transport panel, the second hinge arm both ends are articulated mutually with first hinge arm and second hinge arm respectively, and the centre is articulated mutually with the covering machine main part, under the transmission traveller drove first hinge arm upset state, the synchronous upset of second hinge arm and third hinge arm drove and carries the panel to reciprocate to slide along its glide direction in the covering machine main part.

As a further improvement of the invention, the paper separating assembly further comprises a separating bracket fixed on the main body of the covering machine, a separating cylinder for driving the separating piece and a separating connecting piece for connecting the separating cylinder and the separating piece, wherein the separating cylinder is connected to the separating bracket, the separating connecting piece is arranged in an L shape, the upper end of the separating connecting piece is connected with the separating cylinder above, the other end of the separating connecting piece is fixedly connected with the separating piece, a separating hinge rod is arranged between the separating connecting piece and the separating bracket, two ends of the separating hinge rod are respectively hinged with the middle of the separating connecting piece and the separating bracket, a bracket hinge rod is arranged between the separating piece and the separating bracket, two ends of the bracket hinge rod are respectively hinged with the separating piece and the separating bracket, and the separating cylinder drives the separating connecting piece to turn around the hinged position of the separating hinge rod and the separating bracket in a working state, the separation connecting piece pushes the separation piece to turn over around the hinged position of the support hinged rod and the separation support.

As a further improvement of the invention, the support hinge rod is arranged obliquely, and in the overturning state of the support hinge rod, the hinge position of the support hinge rod and the separating piece is always positioned below the hinge position of the support hinge rod and the separating support and close to one side of the separating connecting piece.

As a further improvement of the invention, the separation connecting piece comprises an air blowing pipeline and a pipeline fixing block fixedly connected with the air blowing pipeline, the air blowing pipeline is arranged in a hollow manner, two ends of the air blowing pipeline are respectively connected with an air blowing device and the separation piece, the separation piece is provided with an air blowing hole, the pipeline fixing block is connected with a separation air cylinder, and the separation hinge rod is arranged on the pipeline fixing block.

As a further improvement of the invention, the facial tissue bending component also comprises an air suction bracket fixed on the main body of the covering machine, a negative pressure suction pipe communicated with the negative pressure suction disc and a driving cylinder for driving the negative pressure suction pipe to move, the negative pressure sucker is connected with the main body of the covering machine in a sliding way through the air suction bracket and the negative pressure sucker connected with the air suction bracket in a sliding way, the negative pressure suction pipe drives the negative pressure suction cup to be close to or far away from the bottom layer paper in a sliding state, the negative pressure suction pipe is arranged in a hollow manner, and the middle of the negative pressure suction pipe is provided with a port for connecting with a negative pressure device, one end of the negative pressure suction pipe far away from the negative pressure suction cup is internally sealed into a solid body, the negative pressure suction cup can adsorb facial tissue under the suction state of the negative pressure device, the driving cylinder is fixed on the suction bracket, and the piston rod of the driving cylinder is connected with the negative pressure suction pipe, and the driving cylinder drives the negative pressure suction pipe to slide under the working state.

As a further improvement of the invention, the air suction support is further provided with a pushing piece for reducing the distance between the bent part of the facial tissue and the edge of the facial tissue and a pushing cylinder for driving the pushing piece to slide, the pushing cylinder is fixedly connected with the air suction support, a piston rod of the pushing cylinder is fixedly connected with the pushing piece, the pushing piece is connected with the air suction support in a sliding manner, and the pushing piece is positioned on one side of the negative pressure suction disc, which is opposite to the facial tissue conveying direction.

As a further improvement of the invention, the transmission sliding column comprises a first transmission column, a second transmission column and a connecting cylinder for connecting the first transmission column and the second transmission column, the first transmission column and the second transmission column are both connected with the main body of the covering machine in a sliding manner, the sliding column is arranged at one end of the second transmission column, the other end of the sliding column is provided with a positioning jack for connecting with the first transmission column, one end of the first transmission column close to the second transmission column is fixedly connected with the connecting cylinder, the other end of the first transmission column is hinged with a first hinge rod, a positioning bolt capable of being inserted into the positioning jack is fixedly connected to a piston rod of the connecting cylinder, and the second transmission column drives the first transmission column to slide through the positioning bolt when the positioning bolt is inserted into the positioning jack.

As a further improvement of the invention, the rotating wheels are provided with two sliding rings which are symmetrically arranged at one side of the two rotating wheels, the sliding columns are correspondingly provided with two sliding columns, and the two sliding columns are respectively arranged at two opposite sides of the transmission sliding column.

As a further improvement of the invention, the sliding columns are respectively provided with a connecting bearing for reducing the friction force between the sliding columns and the side wall of the sliding ring, the inner ring of the connecting bearing is connected with the sliding columns, and the outer ring of the connecting bearing can be abutted against the side wall of the sliding ring.

As a further improvement of the invention, the positioning bolt comprises a circular table part which is convenient to insert into the positioning insertion hole and a cylindrical part which is used for abutting against the side surface of the positioning insertion hole, two ends of the cylindrical part are respectively connected with a piston rod of the connecting cylinder and the circular table part, the outer diameter of the cylindrical part is matched with the inner diameter of the positioning insertion hole, and the outer diameter of the outer side surface of the circular table part is gradually reduced from one end close to the cylindrical part to one end far away from the cylindrical part.

The invention has the beneficial effects that: when the facial tissue stretching and bending component works, the negative pressure sucker is lifted into the notch to absorb bottom facial tissue and drive the facial tissue to move downwards, so that a gap between the bottom facial tissue and the adjacent facial tissue is enlarged, the paper separating component works to enable the separating piece to be inserted between the bottom facial tissue and the adjacent facial tissue, the rotating wheel is driven to synchronously rotate under the rotation state of the main shaft, when the sliding column slides in the sliding ring, the transmission sliding column synchronously slides back and forth repeatedly to drive the first hinge rod, the second hinge rod and the third hinge rod to continuously and repeatedly overturn, the conveying panel is driven to slide on the main body of the covering machine under the overturning state of the third hinge rod, the bottom facial tissue is driven to convey under the sliding state of the conveying panel, so that the facial tissue stretching and bending component, the paper separating component and the facial tissue conveying component can convey the laminated facial tissue one by one, and the driving device drives the facial tissue auxiliary conveying device and the facial tissue gluing device to work through the gear set and other, the mechanism can drive the facial tissue to convey and glue the surface tissue by one driving device, the number of the driving devices is reduced, and the equipment cost and the cover processing cost of the cover machine are reduced.

Drawings

FIG. 1 is a schematic perspective view of a tissue bottom-drawing conveying mechanism for a covering machine;

FIG. 2 is a schematic perspective view of a partially concealed tissue bottom-drawing conveying mechanism for a covering machine;

FIG. 3 is a perspective view of the tissue transport assembly;

FIG. 4 is a schematic view of the connection structure of the rotary wheel and the second driving post;

FIG. 5 is a schematic perspective view of the paper separating assembly;

FIG. 6 is a perspective view of the separator;

FIG. 7 is a perspective view of the tissue stretching assemblies;

FIG. 8 is a schematic view of a connection structure of the first transmission column and the second transmission column;

fig. 9 is a perspective view of the positioning pin.

Reference numerals: 1. a cover main body; 2. a paper separating assembly; 21. a separating member; 211. a gas blowing hole; 22. separating the bracket; 23. separating the cylinder; 24. separating the connecting piece; 241. an air blowing pipeline; 242. a pipeline fixing block; 25. separating the hinged rod; 26. a support hinge bar; 3. a tissue stretching component; 31. a negative pressure sucker; 32. a suction bracket; 33. a negative pressure suction pipe; 331. an interface; 34. a driving cylinder; 35. pushing the workpiece; 36. a push cylinder; 4. a facial tissue conveying component; 41. a main shaft; 411. a rotating wheel; 4111. a slip ring; 4112. connecting a bearing; 42. conveying the panel; 43. a transmission assembly; 431. a drive strut; 4311. a first drive column; 4312. a second drive post; 4313. connecting the cylinder; 4314. positioning the jack; 4315. positioning a bolt; 4316. a circular table portion; 4317. a cylindrical portion; 432. a first hinge lever; 433. a second hinge lever; 434. a third hinge rod; 435. sliding the column; 5. the facial tissue auxiliary conveying device; 6. a surface paper gluing device.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It is noted that the words "front", "rear" and "front" used in the following description,

"left," "right," "upper," and "lower" refer to directions in the drawings, and the words "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1 to 9, the facial tissue bottom-drawing conveying mechanism for a covering machine of the present embodiment includes a covering machine main body 1, a paper separating assembly 2 for separating bottom facial tissue from adjacent facial tissue, a facial tissue bending assembly 3 for assisting in separating bottom facial tissue from adjacent facial tissue, and a facial tissue conveying assembly 4 for driving bottom facial tissue to convey, the paper separating assembly 2 is disposed on the covering machine main body 1 and located on one side of the stacked facial tissue, the paper separating assembly 2 includes a separating member 21 for separating facial tissue, in the working state of the paper separating assembly 2, the separating member 21 can be inserted between the bottom facial tissue and the adjacent facial tissue, the facial tissue bending assembly 3 is disposed on the covering machine main body 1 and located below the facial tissue, the facial tissue bending assembly 3 includes a negative pressure suction cup 31 for absorbing the bottom facial tissue, the negative pressure cup 31 is connected with the covering machine main body 1 in a vertically sliding manner, and in the working state of the facial tissue bending assembly 3, the negative pressure suction cups 31 can suck and draw back the bottom surface paper.

The main body 1 of the covering machine can comprise a stacking plate for stacking facial tissue, a gap for the negative pressure suction cup 31 to extend into is formed between the stacking plate and the conveying panel 42, the gap is positioned on one side of the facial tissue, and the negative pressure suction cup 31 is positioned below the gap; when the facial tissue bending component 3 works, the negative pressure suction cups 31 lift into the gaps to absorb bottom facial tissue and drive the facial tissue to move downwards, so that gaps between the bottom facial tissue and adjacent facial tissue are enlarged, the paper separating component 2 works to enable the separating pieces 21 to be inserted into the gaps between the bottom facial tissue and the adjacent facial tissue, then the facial tissue conveying component 4 drives the bottom facial tissue to convey, the bottom facial tissue is separated from the adjacent facial tissue through the separating pieces 21, so that the adjacent facial tissue keeps still when the bottom facial tissue works, after one piece of bottom facial tissue is conveyed, the separating pieces 21 reset, the negative pressure suction cups 31 move upwards again to the gaps to adsorb the next facial tissue, and the facial tissue bending component 3, the paper separating component 2 and the facial tissue conveying component 4 are repeatedly matched to convey the stacked facial tissue one by one.

The facial tissue conveying component 4 comprises a spindle 41 for driving the facial tissue auxiliary conveying device 5 and the facial tissue gluing device 6 to work, a conveying panel 42 for driving facial tissue conveying after paper separation and a transmission component 43 for connecting the spindle 41 and the conveying panel 42, the spindle 41 is rotatably connected with the covering machine main body 1, a rotating wheel 411 is coaxially and fixedly connected to the spindle 41, a sliding ring 4111 is concavely arranged on the end surface of the rotating wheel 411, the center of the sliding ring 4111 and the central axis of the spindle 41 are eccentrically arranged, the conveying panel 42 is slidably connected with the covering machine main body 1, the transmission component 43 comprises a transmission sliding column 431 slidably connected with the covering machine main body 1, a first hinge rod 432, a second hinge rod 433 and a third hinge rod 434 which are sequentially hinged, a sliding column 435 capable of sliding in the sliding ring 4111 is arranged at one end of the transmission sliding column 431 close to the rotating wheel 411, the spindle 41 rotates to drive the sliding column 435 to slide along the length direction of the sliding ring 4111, the transmission sliding column 431 slides back and forth on the covering machine main body 1 along the sliding direction of the transmission sliding column 431, one end, far away from the second hinged rod 433, of the first hinged rod 432 is hinged to the transmission sliding column 431, one end, far away from the second hinged rod 433, of the third hinged rod 434 is hinged to the conveying panel 42, two ends of the second hinged rod 433 are hinged to the first hinged rod 432 and the second hinged rod 433 respectively, the middle of the second hinged rod is hinged to the covering machine main body 1, the transmission sliding column 431 drives the first hinged rod 432 to turn over, and the second hinged rod 433 and the third hinged rod 434 turn over synchronously to drive the conveying panel 42 to slide back and forth on the covering machine main body 1 along the sliding direction of the first hinged rod 432.

One end of the facial tissue along the conveying direction is positioned above the conveying panel 42, a negative pressure sucker for absorbing the facial tissue can be arranged on the conveying panel 42, the conveying panel 42 can drive the facial tissue to slide in a front-back sliding state, a traction device for drawing the facial tissue is arranged in front of the conveying panel 42, and the bottom facial tissue can be drawn to the next process by the traction device after sliding forwards along with the conveying panel 42. The transmission sliding column 431 can be arranged below the conveying panel 42, and through the arrangement of the first hinge rod 432, the second hinge rod 433 and the third hinge rod 434, the transmission sliding column 431 below can drive the conveying panel 42 above to slide, and the sliding of the conveying panel 42 can be changed according to the difference of the positions of the hinge positions of the second hinge rod 433 and the cover machine main body 1, so as to meet the requirement of conveying facial tissue. The main shaft 41 can be connected with the facial tissue auxiliary conveying device 5 and the facial tissue gluing device 6 through a gear set and other conveying devices, and the driving device drives the main shaft 41 to drive the facial tissue auxiliary conveying device 5 and the facial tissue gluing device 6 to work in the rotating process. The main shaft 41 drives the rotating wheel 411 to rotate synchronously in a rotating state, because the sliding ring 4111 is eccentrically arranged and the transmission sliding column 431 is connected with the facing machine main body 1 in a sliding manner, when the rotating wheel 411 drives the rotating ring to rotate, so that the sliding column 435 slides in the sliding ring 4111, the transmission sliding column 431 slides back and forth repeatedly synchronously, the first hinge rod 432 is driven, the second hinge rod 433 and the third hinge rod 434 overturn repeatedly, the third hinge rod 434 overturns continuously and drives the conveying panel 42 to slide on the facing machine main body 1 to convey the facing paper, and through the main shaft 41, the conveying panel 42 and the transmission assembly 43, the mechanism can drive the facing paper to convey and glue by one driving device, the number of the driving devices is reduced, and the equipment cost and the cover processing cost of the facing machine are reduced.

When the facial tissue bending component 3 works, the negative pressure suction cup 31 is lifted into the notch to absorb bottom facial tissue and drive the facial tissue to move downwards, so that the gap between the bottom facial tissue and the adjacent facial tissue is enlarged, at the moment, the paper separating component 2 works to enable the separating piece 21 to be inserted between the bottom facial tissue and the adjacent facial tissue, the rotating wheel 411 is driven to synchronously rotate under the rotation state of the spindle 41, so that when the sliding column 435 slides in the sliding ring 4111, the transmission sliding column 431 synchronously slides back and forth repeatedly at the moment, the first hinge rod 432, the second hinge rod 433 and the third hinge rod 434 are driven to rotate repeatedly, the conveying panel 42 is driven to slide on the main body 1 of the face covering machine under the overturning state of the third hinge rod 434, the bottom facial tissue is driven to be conveyed under the sliding state of the conveying panel 42, and the facial tissue bending component 3, the paper separating component 2 and the facial tissue conveying component 4 can convey the, and the driving device drives the main shaft 41 to rotate and drives the facial tissue auxiliary conveying device 5 and the facial tissue gluing device 6 to work through the conveying devices such as the gear set and the like, so that the mechanism can realize that one driving device drives the facial tissue to convey and glue, the number of the driving devices is reduced, and the equipment cost and the cover processing cost of the cover machine are reduced.

As an improved specific embodiment, the paper separating assembly 2 further includes a separating bracket 22 fixed on the covering machine main body 1, a separating cylinder 23 for driving the separating member 21, and a separating connecting member 24 for connecting the separating cylinder 23 and the separating member 21, the separating cylinder 23 is connected to the separating bracket 22, the separating connecting member 24 is disposed in an "L" shape, the upper end of the separating connecting member 24 is connected to the separating cylinder 23 above, the other end is fixedly connected to the separating member 21, a separating hinge rod 25 is disposed between the separating connecting member 24 and the separating bracket 22, two ends of the separating hinge rod 25 are respectively hinged to the middle of the separating connecting member 24 and the separating bracket 22, a bracket hinge rod 26 is disposed between the separating member 21 and the separating bracket 22, two ends of the bracket hinge rod 26 are respectively hinged to the separating member 21 and the separating bracket 22, the separating cylinder 23 drives the separating connecting member 24 to turn around the hinge point of the separating hinge rod 25 and the separating bracket 22 in the working state, the breakaway connector 24 pushes the breakaway member 21 to flip around the hinge of the stand hinge bar 26 to the breakaway stand 22.

The laminated facial tissue is placed on one side of the separating piece 21 far away from the separating connecting piece 24; the piston rod in the separating cylinder 23 is connected with the separating connecting piece 24, when the separating cylinder 23 works to enable the piston rod to move up and down, the separating connecting piece 24 is driven to turn over around the hinge joint of the hinge rod and the separating support 22, the separating connecting piece 24 is driven to turn over around the hinge joint of the support hinge rod 26 and the separating support 22 under the moving state, adjacent facial tissues can be inserted into or separated from the facial tissues in the turning process, the opposite two ends of the separating piece 21 can be respectively provided with stacked facial tissues and facial tissue conveying devices, therefore, the separating connecting piece 24 is arranged in an L shape, a separating air rod can be arranged at the upper end of the separating connecting piece 24 without occupying the space of the facial tissue conveying devices, because the separating hinge rod 25 is hinged with the separating connecting piece 24, the separating piece 21 is hinged with the support hinge rod 26, and one end of the separating connecting piece 24 is connected with, the separating piece 21 is connected with the separating connecting piece 24, so that the separating connecting piece 24 and the separating piece 21 do not rotate basically in the moving process, the separating piece 21 can be kept in a basically horizontal state, one end, far away from the separating connecting piece 24, of the separating piece 21 can be inserted between two adjacent pieces of facial tissue when moving towards the facial tissue, and after the facial tissue conveying is completed, one end, far away from the separating connecting piece 24, of the separating piece 21 moves back towards the facial tissue, so that the separating piece 21 is separated from the facial tissue, and therefore the structure can drive the separating piece 21 to be inserted between the adjacent facial tissue, and is simple in transmission structure, few in parts required by transmission, less in energy consumption in the transmission process and lower in processing.

As a modified specific embodiment, the support hinge rod 26 is arranged obliquely, and in the state that the support hinge rod 26 is turned, the hinge point of the support hinge rod 26 and the separating piece 21 is always positioned below the hinge point of the support hinge rod 26 and the separating support 22 and close to one side of the separating connecting piece 24.

In the process that the separation cylinder 23 works to drive the support hinge rod 26 to turn, because the hinge joint of the support hinge rod 26 and the separating part 21 is always positioned below the hinge joint of the support hinge rod 26 and the separating support 22 and is close to one side of the separating connecting part 24, the support hinge rod 26 drives the separating part 21 to move upwards and back to the facial tissue when turning upwards, so that the conveyed lower-layer facial tissue is always positioned below the separating part 21, the separating part 21 cannot be abutted to the conveyed facial tissue when moving, and the facial tissue is prevented from being punctured by the separating part 21.

As a modified specific embodiment, the separation connector 24 includes an air blowing pipe 241 and a pipe fixing block 242 fixedly connected to the air blowing pipe 241, the air blowing pipe 241 is disposed in a hollow manner, two ends of the air blowing pipe 241 are respectively connected to an air blowing device and the separation member 21, the separation member 21 is provided with an air blowing hole 211, the pipe fixing block 242 is connected to the separation cylinder 23, and the separation hinge rod 25 is disposed on the pipe fixing block 242.

The pipe fixing block 242 is arranged so that the separation cylinder 23 and the separation hinge rod 25 can be arranged on the pipe fixing block 242, and the pipe fixing block 242 is fixedly connected with the air blowing pipe 241, so that the air blowing pipe 241 can be stably connected with the separation cylinder 23 and the separation hinge rod 25; due to the arrangement of the air blowing pipeline 241 and the air blowing holes 211, air can be blown when the separating pieces 21 are inserted between the adjacent facial tissues, so that the gap between the adjacent facial tissues is enlarged, and the separating pieces 21 can be conveniently inserted between the adjacent facial tissues.

As an improved specific embodiment, the facial tissue stretching component 3 further comprises an air suction bracket 32 fixed on the main body 1 of the covering machine, a negative pressure suction pipe 33 communicated with the negative pressure suction cup 31 and a driving cylinder 34 for driving the negative pressure suction pipe 33 to move, the negative pressure suction cup 31 is connected with the main body 1 of the covering machine in a sliding manner through the air suction bracket 32 and the negative pressure suction pipe 33 connected with the air suction bracket 32 in a sliding manner, the negative pressure suction cup 31 is driven to be close to or far away from the bottom layer facial tissue under the sliding state of the negative pressure suction pipe 33, the negative pressure suction pipe 33 is arranged in a hollow manner, a connector 331 for connecting with a negative pressure device is arranged in the middle of the negative pressure suction pipe 33, one end of the negative pressure suction pipe 33 far away from the negative pressure suction cup 31 is internally sealed into a solid body, the negative pressure suction cup 31 can absorb the facial tissue under the air suction state of the negative pressure device, the driving cylinder 34 drives the negative pressure suction pipe 33 to slide under the working state.

The negative pressure device can adopt an air pump, a vacuum pump and the like; the operation is that the negative pressure device and the driving cylinder 34 are started, the driving cylinder 34 works to make the negative pressure suction pipe 33 move upwards, the negative pressure suction cup 31 is continuously close to the facial tissue stacked above until the bottom facial tissue is adsorbed on the negative pressure suction cup 31, then the driving cylinder 34 drives the negative pressure suction pipe 33 to slide downwards, and simultaneously drives the bottom facial tissue adsorbed on the negative pressure suction cup 31 to open downwards, so that an insertion gap for inserting the separating piece 21 is formed between the bottom facial tissue and the adjacent facial tissue, at the moment, the separating piece 21 is inserted into the insertion gap, then the negative pressure device is closed, the negative pressure suction cup 31 does not adsorb the bottom facial tissue, finally the bottom facial tissue is driven to be conveyed by the facial tissue conveying mechanism, as the bottom facial tissue and the adjacent facial tissue are separated by the separating piece 21, the adjacent facial tissue cannot be conveyed together with the bottom facial tissue, after the conveying of one facial tissue, drive negative pressure suction cup 31 rebound in order to adsorb another facial tissue through driving actuating cylinder 34, continuous repetitive operation realizes the transport one by one of facial tissue, through support 32 of breathing in, negative pressure straw 33, the setting that drives actuating cylinder 34, negative pressure suction cup 31 has been realized to the absorption of bottom facial tissue and has been driven the bottom facial tissue and remove, consequently this mechanism can enlarge the clearance between bottom facial tissue and the adjacent facial tissue, the separator 21 of being convenient for inserts smoothly between bottom facial tissue and the adjacent facial tissue, and this simple structure is practical, the processing of being convenient for.

As an improved specific embodiment, the air suction support 32 is further provided with a pushing element 35 for reducing the distance between the bending part of the facial tissue and the edge of the facial tissue and a pushing cylinder 36 for driving the pushing element 35 to slide, the pushing cylinder 36 is fixedly connected with the air suction support 32, a piston rod of the pushing cylinder 36 is fixedly connected with the pushing element 35, the pushing element 35 is connected with the air suction support 32 in a sliding manner, and the pushing element 35 is located on one side of the negative pressure suction cup 31, which is opposite to the facial tissue conveying direction.

When the negative pressure suction cup 31 moves upwards to adsorb bottom-layer facial tissue, the pushing cylinder 36 synchronously drives the pushing piece 35 to move upwards, when the negative pressure suction cup 31 moves downwards to bend the bottom-layer facial tissue, the pushing piece 35 keeps still, the upper end of the pushing piece 35 has a supporting effect on the facial tissue, so that the distance from the bending part of the facial tissue to the edge of the facial tissue is smaller, and after the separating piece 21 is inserted between the bottom-layer facial tissue and the adjacent facial tissue, the pushing cylinder 36 drives the pushing piece 35 to move downwards; when the crooked breach of confession facial tissue sets up great, the facial tissue is buckled the department and is great apart from the distance at facial tissue edge, if the laminating of bottom facial tissue and adjacent facial tissue is inseparabler this moment, then probably stretch-bending bottom facial tissue and adjacent facial tissue together, and the setting of push away piece 35 makes the distance of the department of buckling of facial tissue apart from the edge of facial tissue littleer, and adjacent facial tissue is difficult to stretch-bend with bottom facial tissue together for separator 21 can insert smoothly between bottom facial tissue and the adjacent facial tissue, and the facial tissue can be carried one by one.

As a modified specific embodiment, the transmission sliding column 431 includes a first transmission column 4311, a second transmission column 4312 and a connection cylinder 4313 for connecting the first transmission column 4311 and the second transmission column 4312, the first transmission column 4311 and the second transmission column 4312 are slidably connected to the covering machine main body 1, the sliding column 435 is disposed at one end of the second transmission column 4312, the other end of the sliding column is provided with a positioning insertion hole 4314 for connecting with the first transmission column 4311, one end of the first transmission column 4311 close to the second transmission column 4312 is fixedly connected to the connection cylinder 4313, the other end of the first transmission column 4313 is hinged to the first rod 432, a positioning pin 4315 capable of being inserted into the positioning insertion hole 4314 is fixedly connected to a piston rod of the connection cylinder 4313, and the second transmission column 4312 drives the first transmission column 4311 to slide through the positioning pin 4315 in a state that the positioning pin 4315 is inserted into the positioning insertion hole 4314.

The arrangement of the first transmission column 4311, the second transmission column 4312, the connection cylinder 4313, the positioning socket 4314 and the positioning bolt 4315 enables an operator to insert or remove the positioning bolt 4315 into or from the positioning socket 4314 by controlling the connection cylinder 4313. When the facial tissue is normally conveyed, an operator controls the positioning bolt 4315 to be inserted into the positioning insertion hole 4314 through the connecting cylinder 4313, at the moment, the first connecting column is connected with the second connecting column through the positioning bolt 4315, the second connecting column drives the first connecting column to slide on the main body 1 of the covering machine, and the conveying panel 42 is driven to slide in the sliding process of the first connecting column to drive the facial tissue to be conveyed; when the facial tissue after the tissue separation is just conveyed, only the facial tissue on the facial tissue auxiliary conveying device 5 needs to be conveyed and glued, at the moment, the connecting cylinder 4313 can be controlled by an operator, so that the piston rod of the connecting cylinder 4313 drives the positioning bolt 4315 to be removed from the positioning insertion hole 4314, at the moment, the first sliding column 435 is disconnected from the second sliding column 435, and the first sliding column 435 cannot be driven to slide under the sliding state of the second sliding column 435, so that the conveying panel 42 stops conveying the facial tissue, at the moment, the load of the driving device is reduced, the processing cost is saved, the conveying panel 42, the transmission assembly 43 and the like do not move any more, and the mechanical loss of the mechanism and the like is reduced.

As a modified specific embodiment, two rotating wheels 411 are provided, two sliding rings 4111 are symmetrically arranged on opposite sides of the two rotating wheels 411, two sliding columns 435 are correspondingly arranged, and two sliding columns 435 are respectively arranged on opposite sides of the transmission sliding column 431.

Through the setting of two swiveling wheels 411 for the transmission traveller 431 is close to the one end of swiveling wheel 411 and is spacing between two swiveling wheels 411, and two slip posts 435 are respectively in two rings 4111 that slide steadily slide, because the limiting displacement of two swiveling wheels 411 to transmission traveller 431, slip post 435 can not break away from with the ring 4111 that slides mutually, ensure that the drive traveller 431 that can be stable slides under the swiveling wheel 411 rotation state, make the facial tissue can carry smoothly.

As a modified specific embodiment, each sliding column 435 is provided with a connecting bearing 4112 for reducing friction between the sliding column 435 and a side wall of the sliding ring 4111, an inner ring of the connecting bearing 4112 is connected with the sliding column 435, and an outer ring of the connecting bearing 4112 can abut against a side wall of the sliding ring 4111.

When sliding post 435 when sliding in the ring 4111 that slides, connection bearing 4112's outer lane and the lateral wall looks butt in one side of the ring 4111 that slides, through connection bearing 4112's setting, sliding friction when making sliding post 435 slide in the ring 4111 that slides converts into rolling friction, very big reduction the frictional force of the in-process that slides, can effectively avoid under the swiveling wheel 411 rotating state, because frictional force is too big and the card dies between sliding post 435 and the ring 4111 that slides, lead to the unable smooth sliding of second transmission post 4312, the facial tissue can't be carried smoothly.

As a modified specific embodiment, the positioning pin 4315 includes a circular truncated cone portion 4316 which is convenient to insert into the positioning insertion hole 4314, and a cylindrical portion 4317 which is used to abut against the side surface of the positioning insertion hole 4314, two ends of the cylindrical portion 4317 are respectively connected to the piston rod of the connecting cylinder 4313 and the circular truncated cone portion 4316, the outer diameter of the cylindrical portion 4317 is equal to or slightly smaller than the inner diameter of the positioning insertion hole 4314, and the outer diameter of the outer side surface of the circular truncated cone portion 4316 is gradually reduced from one end close to the cylindrical portion 4317 to one end far from the cylindrical portion 4317.

The cylindrical portion 4317 is disposed to abut against the sidewall of the positioning insertion hole 4314, so that the second transmission column 4312 can drive the first transmission column 4311 to slide, the outer diameter of one end of the circular portion 4316 is equal to the outer diameter of the cylindrical portion 4317, the outer diameter of the other end of the circular portion 4316 is smaller than the inner diameter of the positioning insertion hole 4314, and the smaller outer diameter of the circular portion 4316 faces the positioning insertion hole 4314, so that when the connecting cylinder 4313 drives the positioning pin 4315 to move toward one side of the positioning insertion hole 4314, the positioning pin 4315 can be smoothly inserted into the positioning insertion hole 4314 when facing the positioning insertion hole 4314, so that the first transmission column 4311 and the second transmission column 4312 can be smoothly connected, and the tissue paper transportation can be smoothly started after being stopped.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a facial tissue end extraction conveying mechanism for covering machine which characterized in that: including covering machine main part (1), be used for separating the branch paper subassembly (2) of bottom facial tissue and adjacent facial tissue, be used for the supplementary facial tissue of separation bottom facial tissue and adjacent facial tissue to draw bent subassembly (3) and be used for driving facial tissue transport assembly (4) that bottom facial tissue carried, branch paper subassembly (2) set up on covering machine main part (1) and lie in one side of the facial tissue that piles up, branch paper subassembly (2) are including separating piece (21) that are used for separating the facial tissue, under branch paper subassembly (2) operating condition, separating piece (21) can insert between bottom facial tissue and adjacent facial tissue, facial tissue draws bent subassembly (3) to set up on covering machine main part (1) and lie in the facial tissue below, facial tissue draws bent subassembly (3) including negative sucker (31) that are used for adsorbing bottom facial tissue, negative sucker (31) slide from top to bottom with covering machine main part (1) and are connected, when the facial tissue bending component (3) is in a working state, the negative pressure sucker (31) can adsorb bottom facial tissue and bend the bottom facial tissue;

facial tissue conveying component (4) including main shaft (41) that is used for driving facial tissue auxiliary conveyor (5) and facial tissue rubberizing device (6) work, be used for driving transport panel (42) that the facial tissue after the branch paper carried and be used for connecting main shaft (41) and transmission assembly (43) of carrying panel (42), coaxial fixedly connected with swiveling wheel (411) on main shaft (41) and covering machine main part (1) swivelling joint and main shaft (41), the concave ring of sliding (4111) that is equipped with on the terminal surface of swiveling wheel (411), the centre of a circle of ring of sliding (4111) becomes eccentric settings with the central axis of main shaft (41), carry panel (42) and cover machine main part (1) and slide and be connected, transmission assembly (43) including the transmission sliding column (431) of being connected with covering machine main part (1) slide, articulated first articulated pole (432) in proper order, Second articulated rod (433) and third articulated rod (434), the one end that transmission traveller (431) is close to swiveling wheel (411) is provided with slip post (435) that can slide in slip ring (4111), and under the length direction glide state of slip ring (4111) was followed in main shaft (41) rotation drive slip post (435), transmission traveller (431) slided along its glide direction is reciprocal on covering machine main part (1), the one end that second articulated rod (433) were kept away from in first articulated rod (432) is articulated with transmission traveller (431), the one end that second articulated rod (433) were kept away from in third articulated rod (434) is articulated with transport panel (42), second articulated rod (433) both ends are articulated mutually with first articulated rod (432) and second articulated rod (433) respectively, and the centre is articulated mutually with covering machine main part (1), transmission traveller (431) drive first articulated rod (432) under the upset state, the second hinged rod (433) and the third hinged rod (434) synchronously turn over to drive the conveying panel (42) to slide on the covering machine main body (1) in a reciprocating manner along the sliding direction of the conveying panel.

2. The tissue bottom draw conveying mechanism for a covering machine according to claim 1, characterized in that: the paper separating assembly (2) further comprises a separating support (22) fixed on the covering machine main body (1), a separating cylinder (23) used for driving the separating part (21) and a separating connecting part (24) used for connecting the separating cylinder (23) with the separating part (21), the separating cylinder (23) is connected onto the separating support (22), the separating connecting part (24) is arranged in an L shape, the upper end of the separating connecting part (24) is connected with the separating cylinder (23) above, the other end of the separating connecting part is fixedly connected with the separating part (21), a separating hinge rod (25) is arranged between the separating connecting part (24) and the separating support (22), two ends of the separating hinge rod (25) are respectively hinged with the middle of the separating connecting part (24) and the separating support (22), and a support hinge rod (26) is arranged between the separating part (21) and the separating support (22), the two ends of the support hinge rod (26) are respectively hinged with the separating part (21) and the separating support (22), the separating cylinder (23) drives the separating connecting part (24) to overturn around the hinged position of the separating hinge rod (25) and the separating support (22) in the working state, and the separating connecting part (24) pushes the separating part (21) to overturn around the hinged position of the support hinge rod (26) and the separating support (22).

3. The tissue bottom draw conveying mechanism for a covering machine according to claim 2, characterized in that: the support hinge rod (26) is obliquely arranged, and under the overturning state of the support hinge rod (26), the hinge position of the support hinge rod (26) and the separating part (21) is always positioned below the hinge position of the support hinge rod (26) and the separating support (22) and is close to one side of the separating connecting part (24).

4. A tissue back draw conveying mechanism for a covering machine according to claim 3, characterized in that: the separation connecting piece (24) is including blowing pipeline (241) and with blowing pipeline (241) fixed connection's pipeline fixed block (242), blowing pipeline (241) become inside cavity setting and the both ends of blowing pipeline (241) link to each other with gas blowing device and separator (21) respectively, be provided with gas hole (211) on separator (21), pipeline fixed block (242) link to each other with separation cylinder (23), separation hinge rod (25) set up on pipeline fixed block (242).

5. The tissue bottom draw conveying mechanism for a covering machine according to claim 1, characterized in that: the facial tissue draws bent subassembly (3) still including be fixed in breathing in support (32) on covering machine main part (1), negative pressure straw (33) that switch on mutually with negative pressure suction cup (31) and be used for driving drive actuating cylinder (34) that negative pressure straw (33) removed, negative pressure suction cup (31) slide with covering machine main part (1) through breathing in support (32) and with breathing in support (32) and be connected negative pressure straw (33) that slide, negative pressure straw (33) sliding state down drives negative pressure suction cup (31) and is close to or keep away from bottom facial tissue, negative pressure suction cup (33) become inside cavity setting, and the centre of negative pressure suction cup (33) is provided with interface (331) that are used for linking to each other with negative pressure device, negative pressure suction cup (33) keep away from the inside entity that becomes of closing of one end of negative pressure suction cup (31), under the negative pressure device state of breathing in, negative pressure suction cup (31) can adsorb facial tissue, the driving cylinder (34) is fixed on the air suction support (32), a piston rod of the driving cylinder (34) is connected with the negative pressure suction pipe (33), and the driving cylinder (34) drives the negative pressure suction pipe (33) to slide under the working state.

6. The tissue bottom draw conveying mechanism for a covering machine according to claim 5, characterized in that: the suction support (32) is further provided with a pushing piece (35) used for reducing the interval between the bending part of the facial tissue and the edge of the facial tissue and a pushing cylinder (36) used for driving the pushing piece (35) to slide, the pushing cylinder (36) is fixedly connected with the suction support (32) and pushes a piston rod of the cylinder (36) and the pushing piece (35), the pushing piece (35) is connected with the suction support (32) in a sliding mode and the pushing piece (35) is located on one side, back to the facial tissue conveying direction, of the negative pressure suction cup (31).

7. A tissue back draw conveying mechanism for a covering machine according to any one of claims 1-6, characterized in that: the transmission sliding column (431) comprises a first transmission column (4311), a second transmission column (4312) and a connecting cylinder (4313) for connecting the first transmission column (4311) and the second transmission column (4312), the first transmission column (4311) and the second transmission column (4312) are connected with the facer main body (1) in a sliding manner, the sliding column (435) is arranged at one end of the second transmission column (4312), the other end of the sliding column is provided with a positioning insertion hole (4314) for connecting the first transmission column (4311), one end of the first transmission column (4311) close to the second transmission column (4312) is fixedly connected with the connecting cylinder (4313), the other end of the first transmission column is hinged with a first hinged rod (432), a positioning insertion pin (4315) capable of being inserted into the positioning insertion hole (4314) is fixedly connected to a piston rod of the connecting cylinder (4313), and the positioning insertion pin (4315) is inserted into the positioning insertion hole (4314), the second transmission column (4312) drives the first transmission column (4311) to slide through the positioning bolt (4315).

8. The tissue bottom draw conveying mechanism for a covering machine according to claim 7, characterized in that: the swiveling wheel (411) is provided with two, and two rings (4111) that slide each other the symmetry set up in two relative one sides of swiveling wheel (411), sliding column (435) correspond be provided with two and two sliding column (435) set up respectively in transmission traveller (431) relative both sides.

9. The tissue bottom draw conveying mechanism for a covering machine according to claim 8, characterized in that: all be provided with on sliding column (435) and be used for reducing sliding column (435) and sliding ring (4111) lateral wall frictional force's connecting bearing (4112), the inner circle of connecting bearing (4112) is connected with sliding column (435), the outer lane of connecting bearing (4112) can with sliding ring (4111) lateral wall looks butt.

10. A tissue bottom draw conveying mechanism for a covering machine according to claim 9, characterized in that: the positioning bolt (4315) comprises a circular table portion (4316) convenient to insert into the positioning insertion hole (4314) and a cylindrical portion (4317) used for abutting against the side face of the positioning insertion hole (4314), two ends of the cylindrical portion (4317) are respectively connected with a piston rod of a connecting cylinder (4313) and the circular table portion (4316), the outer diameter of the cylindrical portion (4317) is matched with the inner diameter of the positioning insertion hole (4314), and the outer diameter of the outer side face of the circular table portion (4316) is gradually reduced from one end close to the cylindrical portion (4317) to one end far away from the cylindrical portion (4317).