CN114393817A

CN114393817A - Paper laminating machine

Info

Publication number: CN114393817A
Application number: CN202111632812.4A
Authority: CN
Inventors: 杜建国
Original assignee: Ningbo Ronghua Digital Printing Equipment Co ltd
Current assignee: Ningbo Ronghua Digital Printing Equipment Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-04-26
Anticipated expiration: 2041-12-29
Also published as: CN114393817B

Abstract

The invention provides a paper film laminating machine which comprises a rack, wherein a film laminating component and a conveying component are sequentially connected between two side plates of the rack along a paper conveying direction, a transition component is connected between the two side plates and between the film laminating component and the conveying component, a limiting channel for paper output by the film laminating component to pass through is arranged on the transition component, one end, close to the film laminating component, of the limiting channel is lower than the paper outlet height of the film laminating component, and the other end of the limiting channel is higher than the paper feeding height of the conveying component, so that the paper after film laminating enters the conveying component in an S-shaped movement track. The invention provides a paper laminating machine which can realize reverse pre-shaping of a warped surface after being cut off after paper laminating, so that the paper after being laminated can directly enter the next cementing procedure, and the production efficiency is effectively improved.

Description

Paper laminating machine

Technical Field

The invention relates to the technical field of paper laminating machines, in particular to a paper laminating machine.

Background

The paper laminating machine is a special equipment for laminating paper, and laminating material and paper material are pressed by a rubber roller and a heating roller and then are combined together to form a paper-plastic combined product. The paper laminating machine mainly comprises the following steps that firstly, paper materials are conveyed to the laminating machine; secondly, heating the film-coated material through a heating roller and attaching the film-coated material to a paper material; then, compressing and conveying the attached product; and finally, cutting the paper coated with the film, and if the cut paper needs to be sold in a whole binding form, carrying out an adhesive binding process after paper cutting.

In the prior art, the problem of low production efficiency exists when the paper after film coating is glued: on one hand, after the paper is coated with the film, because the two ends of the paper after being cut off are easy to warp towards one side of the coated film to different degrees due to different shrinkage rates of the paper and the plastic film, the paper needs to be flattened before gluing, namely, a corresponding procedure needs to be added, so that the labor cost is increased, and the gluing efficiency is influenced; on the other hand, in the existing film laminating machine structure, when paper is broken, two roll shafts are driven to press in opposite directions through corresponding driving mechanisms to generate a horizontal pressing force, the paper is broken along the middle position of a preset broken mark under the synchronous rotation of the two roll shafts, and burrs are easily generated at the section by the paper breaking mode to influence the quality of the paper; if bigger deckle edge appears in the paper after the disconnection, then need carry out corresponding screening earlier, send into the cementing machine with it after the trimming and carry out the mucilage binding process, the same efficiency that influences the mucilage binding behind the paper tectorial membrane greatly.

Disclosure of Invention

The invention solves the problem that in order to overcome the defects in the prior art, the invention provides the paper laminating machine, which can realize reverse pre-shaping of a raised curved surface after the paper is laminated, and ensure that no burr is left after the paper is cut off, so that the paper with the laminated film cut off can directly enter the next cementing process, thereby effectively improving the production efficiency.

In order to solve the problems, the invention provides a paper laminating machine which comprises a rack, wherein a laminating component and a conveying component are sequentially connected between two side plates of the rack along a paper conveying direction, a transition component is connected between the laminating component and the conveying component and between the two side plates, a limiting channel for paper output by the laminating component to pass through is arranged on the transition component, one end, close to the laminating component, of the limiting channel is lower than the paper outlet height of the laminating component, and the other end of the limiting channel is higher than the paper inlet height of the conveying component, so that the paper after laminating enters the conveying component in an S-shaped movement track.

Compared with the prior art, the connecting structure has the following advantages:

in the connecting structure, a transition assembly structure is added in the process from the paper laminating to the middle of the conveying assembly, the transition assembly is provided with a corresponding limiting channel for paper to pass through, and due to the special design of the height of the two ends of the limiting channel, the paper outlet height of the laminating assembly and the paper inlet height of the conveying assembly, the paper enters the conveying assembly in an S-shaped motion track, so that the two ends of the paper respectively pass through the downward pre-bending and shaping processes, under the action of reverse bending and pre-shaping, the warping degree of the two ends of the finally cut paper is effectively reduced, the cut paper can directly enter the glue binding process without a flattening process, unnecessary processes are reduced, the labor cost is reduced, and the production efficiency is improved.

As an improvement, the transition assembly is rotatable along the conveying direction of the paper, and a driving mechanism for driving the transition assembly to rotate is arranged on any side plate of the rack. In the above-mentioned improvement structure, transition subassembly's rotation is adjusted and can be adapted to different thickness paper plastic, improves the commonality.

In another improvement, the transition assembly comprises a support plate and a limiting rod which are rotatably connected between the two side plates, the limiting rod is positioned above the support plate, and a limiting channel is formed between the limiting rod and the support plate; the driving mechanism is used for driving the supporting plate and the limiting rod to synchronously rotate. Among the above-mentioned improvement structure, order about backup pad and gag lever post synchronous rotation at drive structure, realize that spacing passageway size remains unchanged all the time, when guaranteeing that the paper moves with different plastic degree that curls, the spacing passageway of process that can both be steady, smooth.

In another improvement, a supporting rod is connected to one end of the supporting plate close to the conveying assembly, and two ends of the supporting rod are respectively and rotatably connected to the side plates at the two ends; the driving assembly comprises two connecting blocks, one ends of the two connecting blocks are fixedly connected with the end parts of the side plates of which the limiting rods penetrate out of the two ends, and the other ends of the two connecting blocks are respectively hinged with the two end parts of the side plates of which the supporting rods penetrate out of the two ends; the driving mechanism further comprises a driving assembly used for driving the connecting block to rotate along the axis direction of the supporting rod, and the side plates are provided with avoidance grooves used for allowing the limiting rods to rotate.

The improved structure is characterized in that one connecting block is provided with a first sliding groove extending along the length direction of the connecting block, and a positioning rod is arranged in the first sliding groove in a sliding fit manner; a second sliding groove extending along the vertical direction is formed in the side plate corresponding to the positioning rod, and one end, close to the connecting block, of the positioning rod extends along the axial direction to be in sliding fit with the second sliding groove; when the driving assembly drives the positioning rod to slide up and down, the connecting block drives the limiting rod to rotate synchronously around the axis direction of the supporting rod under the guiding action of the first sliding groove.

Preferably, the avoiding groove is an arc-shaped positioning groove consistent with the rotation track of the limiting rod. In this structure, the groove of dodging of arc structure makes the gag lever post have the direction limiting displacement when dodging the groove and rotate, guarantees to rotate more steadily.

And the driving assembly comprises an adjusting rod which is rotatably connected to a side plate corresponding to the positioning rod, the lower end of the adjusting rod is in threaded connection with the positioning rod, and the adjusting rod is rotated in the forward and reverse directions to realize the up-and-down sliding of the positioning rod. In the improved structure, the stable rotation of the transition assembly can be realized only by rotating one adjusting rod, the structure is simple, and the adjustment is convenient.

The paper laminating machine further comprises a paper cutting mechanism for cutting paper output from the conveying assembly, the paper cutting mechanism comprises an upper roller shaft and a lower roller shaft which are rotatably connected between the two side plates, a paper cutting channel for the paper to pass through is formed between the upper roller shaft and the lower roller shaft, the height of the paper cutting channel is gradually increased along the width direction of the paper, and the upper roller shaft and/or the lower roller shaft is positioned at one end of the paper cutting channel with the large size and can slide along the vertical direction; and a second driving assembly is arranged on the rack and is used for driving the upper roller shaft and/or the lower roller shaft to be positioned at the large-size end of the paper breaking channel to slide in a reciprocating manner along the vertical direction.

Still further, the second driving assembly comprises a second driving motor, a vertical slidable positioning block is arranged at one end, close to the large size, of the paper breaking channel, of the rack, one end of the upper roller shaft is rotatably connected to the positioning block, and the second driving motor is used for driving the positioning block to slide up and down.

In another improvement, the lower end of the positioning block is provided with a positioning hole, the driving end of the second driving motor is rotatably connected with a cam, the cam is rotatably accommodated in the positioning hole, and the lower end of the cam abuts against the lower end of the positioning hole; the upper end of the positioning block and the rack are provided with a reset piece, so that the positioning block always has the trend of moving upwards. In the above-mentioned improvement structure, when the rotation through the cam, the cooperation of leaning on of different radial positions and locating piece realizes reciprocating of locating piece, simple structure, and the drive is stable to still be equipped with the piece that resets between locating piece and frame, make the locating piece can be accurate, steady reset to initial position.

Drawings

Fig. 1 is a partial schematic view of a paper laminator of the present invention.

Fig. 2 is a partial schematic view of a transition assembly and frame connection structure according to the present invention.

Fig. 3 is another angle partial schematic view of the transition assembly and frame connection structure of the present invention.

FIG. 4 is a partial cross-sectional view of the transition module and the membrane module and transfer module configuration of the present invention.

Fig. 5 is a partial schematic view of a second drive assembly in the paper laminator of the present invention.

Fig. 6 is another angular partial schematic view of a second drive assembly in a paper laminator of the present invention.

Fig. 7 is a partial structural view of a first drive assembly in the paper laminator of the present invention.

Fig. 8 is another angle structure diagram of the first driving assembly in the paper laminator of the present invention.

Fig. 9 is another angle structure diagram of the first driving assembly in the paper laminator of the present invention.

Description of reference numerals:

1. a frame; 2. a side plate; 2.1, avoiding the groove; 2.2, a second chute; 3. a film covering assembly; 4. a transfer assembly; 5. a support plate; 6. a limiting rod; 7. a support bar; 8. connecting blocks; 8.1, a first chute; 9. positioning a rod; 10. adjusting a rod; 11. an upper roll shaft; 12. a lower roll shaft; 13. a second drive motor; 14. positioning blocks; 14.1, positioning holes; 15. a cam; 16. a third gear; 17. a linkage rod; 18. a fourth gear; 19. a supporting seat; 20. a slider; 21. a slide rail; 22. a first gear; 23. a second gear; 24. a first drive motor; 25. a fifth gear; 26. a sixth gear; 27. mounting blocks; 28. adjusting the screw rod; 29. a reset member.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it should be noted that the terms "left, right", "outer side wall", "top", "upper end", "lower end", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element 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 addition, in the description of the present invention, the terms "first", "second", "third", "fourth", "fifth" and "sixth" are used for convenience of description, and are not intended to be specific.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, e.g. as a fixed connection, a detachable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, the present invention provides a paper laminating machine, which includes a frame 1, and includes a frame 1, a laminating assembly 3, a conveying assembly 4 and a paper breaking mechanism are sequentially connected between two side plates 2 of the frame 1 along a paper conveying direction, and in addition, in order to ensure that paper laminated by the laminating assembly 3 can smoothly enter the conveying assembly 4 and that two ends of the paper after laminating do not warp upwards in a large range, in this embodiment, a transition assembly is connected between the laminating assembly 3 and the conveying assembly 4 and between the two side plates 2, a limiting channel for paper to pass through is provided on the transition assembly, one end of the limiting channel close to the laminating assembly 3 is lower than a paper outlet height of the laminating assembly 3, and the other end of the limiting channel is higher than a paper inlet height of the conveying assembly 4, so that the paper after laminating enters the conveying assembly 4 in an S-shaped movement track, as shown in the direction of the arrows in fig. 4.

Because the paper needs to be heated when laminating, so after the paper after the laminating is cut off and cooled, because the shrinkage factor of paper and plastic film is different, can lead to the both ends of paper to take place the warpage condition of different degrees towards one side of laminating to can directly influence the automation of next process and go on, if the warpage degree is great, then need carry out corresponding flattening process, it is earlier flattened with the heavy object to use the manual work at present, then get into next process again, for example: and (5) gluing. In this embodiment, increased foretell transition subassembly and made the paper tectorial membrane after, earlier through S type movement track, realized the shaping of down pre-bending at paper both ends to can reduce the conveying, cut the warpage degree at the paper both ends after, make the paper after cutting off need not flatten the process and can directly get into the mucilage binding process, reduce the unnecessary process, reduce labour cost, improve production efficiency.

In addition, owing to select for use the paper or the plastic film of different thickness, can make the paper after the tectorial membrane produce the warpage of different degrees, so also be different to the plastic degree in advance of the paper after the tectorial membrane, need be according to actual paper in the production process promptly, the crooked degree of the S type movement track of paper is adjusted in the above-mentioned structure to the condition of plastic film, and is concrete, in this embodiment, make further optimization to above-mentioned transition subassembly structure, it is rotatable along the direction of transfer of paper promptly to transition the subassembly, and be equipped with on arbitrary curb plate 2 of frame 1 and be used for driving about transition subassembly pivoted actuating mechanism, through rotating the transition subassembly, with the both ends height of adjusting spacing passageway, the crookedness of the S type movement track that gets into between the conveying subassembly 4 after the paper comes out from tectorial membrane subassembly 3 is adjusted promptly.

More specifically, as shown in fig. 2 and 3, the transition assembly includes a support plate 5 and a limit rod 6 rotatably connected between the two side plates 2, the limit rod 6 is located above the support plate 5, and a limit channel is formed between the limit rod 6 and the support plate 5; the driving mechanism is used for driving the supporting plate 5 and the limiting rod 6 to synchronously rotate. In this embodiment, a driving mechanism is preferably provided on the right side plate 2 of the frame 1, and the driving mechanism drives the entire transition assembly to rotate flatly.

In addition, in order to realize the smooth rotation and the support limit of the support plate 5, a support rod 7 is connected to one end of the support plate 5 close to the conveying assembly 4, as shown in fig. 2-4, and two ends of the support rod 7 are respectively rotatably connected to the side plates 22 at two ends; the driving assembly comprises two connecting blocks 8, one ends of the two connecting blocks 8 are fixedly connected with the end parts of the side plates 22, penetrating out of the two ends, of the limiting rods 6, and the other ends of the two connecting blocks 8 are respectively hinged with the two end parts of the side plates 22, penetrating out of the two ends, of the supporting rods 7; the driving mechanism further comprises a driving assembly used for driving the connecting block 8 to rotate around the axis direction of the supporting rod 7, and the two side plates 2 are provided with avoidance grooves 2.1 used for allowing the limiting rods 6 to rotate. In this structure, under drive assembly's the effect of ordering about, the connecting block 8 that is located 1 right side of frame realizes rotating, simultaneously under the linkage effect of gag lever post 6 and bracing piece 7, is located the left connecting block 8 of frame and rotates together to realize whole transition assembly's rotation, in order to realize the regulation of paper movement track. The driving mechanism is specifically described below by taking the driving mechanism as an example at the right side of the frame 1.

In this embodiment, as shown in fig. 2 and 3, a first sliding groove 8.1 extending along the length direction of the connecting block 8 on the right side of the frame 1 is provided, and a positioning rod 9 is slidably fitted in the first sliding groove 8.1; the side plate 2 is also provided with a second sliding groove 2.2 which extends along the vertical direction, one end of the positioning rod 9 close to the connecting block 8 extends along the axial direction to be in sliding fit with the second sliding groove 2.2, namely, one end of the positioning rod 9 is in sliding fit with the first sliding groove 8.1 and the second sliding groove 2.2 simultaneously; specifically, when the drive assembly drives the positioning rod 9 to slide up and down in the second chute 2.2, under the guiding action of the first chute 8.1, the connecting block 8 on the right side of the rack 1 drives the limiting rod 6 to rotate synchronously around the axis direction of the supporting rod 7. Specifically, use locating lever 9 downstream as an example, under the linkage of gag lever post 6 and the cooperation of frame 1 left side connecting block 8, clockwise rotation is realized around the axis direction of bracing piece 7 to make the nearly one end of conveying subassembly 4 of backup pad 5 up-lift, the other end of backup pad 5 down moves, thereby makes the trend that is completely out of shape with S type movement track when the paper of following tectorial membrane subassembly 3 output passes through the transition subassembly bigger. In the above structure, in order to make the rotation of the limiting rod 6 in the avoiding groove 2.1 more stable, the preferred avoiding groove 2.1 is an arc-shaped positioning groove consistent with the rotation track of the limiting rod 6, as shown in fig. 2.

In this embodiment, more specifically, drive assembly is including rotating the regulation pole 10 of connecting on the curb plate 2 that corresponds with locating lever 9, adjusts the lower extreme and the locating lever 9 threaded connection of pole 10, and positive reverse rotation adjusts pole 10 and slides from top to bottom in order to realize locating lever 9, in order to realize adjusting the rotation of pole 10, can be through setting up manual runner structure at 2 tops of curb plate, also can directly adopt the driver to carry out automated driving.

On the other hand, as shown in fig. 1, 5-8, the paper cutting mechanism in this embodiment is used for cutting the paper output from the conveying assembly 4, specifically, the paper cutting mechanism includes an upper roller shaft 11 and a lower roller shaft 12 rotatably connected between the two side plates 2, and the upper roller shaft 11 and the lower roller shaft 12 are symmetrically arranged, so that a paper cutting channel for the paper to pass through is formed between the upper roller shaft 11 and the lower roller shaft 12, and the machine frame 1 is further provided with a first driving assembly for driving the upper roller shaft 11 and/or the lower roller shaft 12 to rotate; in addition, in the embodiment, the height dimension of the paper breaking channel gradually increases along the width direction of the paper, and the upper roller 11 and/or the lower roller 12 is positioned at the large-dimension end of the paper breaking channel and can slide vertically; and a second driving assembly is arranged on the machine frame 1 and is used for driving the end, with the large size, of the upper roller shaft 11 and/or the lower roller shaft 12 in the paper breaking channel to slide in a reciprocating manner along the vertical direction so as to realize the adjustment of the height size of the channel.

In the structure, when no paper passes through the paper breaking channel in an initial state, a gap at one end of the paper breaking channel is preset according to the thickness of the paper, so that the paper can stably pass through the gap, and in the state, the gap at the other end of the paper breaking channel is larger than the thickness of the paper; when paper begins to enter the paper breaking channel, one end of the paper in the width direction is firstly pressed at the small-size end of the paper breaking channel, and then the second driving component drives the upper roller shaft 11 and/or the lower roller shaft 12 to move, so that the gap at the other end of the paper breaking channel is reduced from an initial state to a distance capable of pressing the paper; in this embodiment, referring to fig. 1, it is preferable that the left and right ends of the lower roll shaft 12 are rotatably connected to the two side walls of the frame 1, and are vertically fixed, and the left end of the upper roll shaft 11 and the left end of the lower roll shaft 12 are fixed after a set gap is maintained; only the right end of the upper roller shaft 11 is arranged to be slidable up and down, that is, when the right end of the upper roller shaft 11 moves down, the gap of the paper breaking channel gradually decreases from left to right, so that under the action of the transfer structure of the paper laminating machine, the paper after film laminating is finished is conveyed to the paper breaking channel, when the paper just enters the paper breaking channel, the gap at the leftmost end of the paper breaking channel can clamp the paper, that is, a structure similar to a cutting point is formed, because the paper has a paper breaking indentation, under the action of the cutting point, the paper can be pulled open a tear along one side of the indentation, and in the structure, after one end of the paper is clamped, the gap between the paper breaking channels gradually decreases from left to right, that is, during the paper continues to move forward, the paper breaking channel clamps the paper along the right direction, and simultaneously, under the action of the driving force between the upper roller shaft 11 and the lower roller shaft 12 from left, the paper is torn smoothly along the tearing opening, the whole action is similar to that of tearing slowly along one side of the paper by two hands, namely, the paper is broken from one side of the paper and slowly extends to the whole section, and compared with the traditional method that the middle position of the paper is directly pulled from a horizontal angle, the paper is broken more thoroughly without generating burrs; therefore, the broken paper does not need to be screened and trimmed with obvious burrs in the next gluing process, the process is saved from another angle, the labor force is reduced, and the production efficiency is improved.

As shown in fig. 5 and 6, in this embodiment, the second driving assembly includes a second driving motor 13, a vertically slidable positioning block 14 is disposed at one end (right end) of the frame 1 near the large size of the channel, the right end of the upper roller 11 is rotatably connected to the positioning block 14, and the second driving motor 13 is configured to drive the positioning block 14 to slide up and down, so that the upper roller 11 is located at the large size end of the channel and reciprocates vertically, thereby adjusting the size of the channel.

More specifically, a positioning hole 14.1 is formed in the lower end of the positioning block 14, a cam 15 is rotatably connected to the driving end of the second driving motor 13, the cam 15 is rotatably accommodated in the positioning hole 14.1, and the lower end of the cam 15 abuts against the lower end of the positioning hole 14.1; a reset element 29 is arranged between the upper end of the positioning block 14 and the frame 1, so that the positioning block 14 always has the tendency of moving upwards. In this structure, it is preferable that the restoring member 29 is a tension spring structure, and drag hooks are respectively provided at both ends of the tension spring, and the two drag hooks are respectively connected to the upper end of the positioning block 14 and the top of the side plate 2 at the right end of the frame 1, as shown in fig. 2. That is, during the initial state, under the effect of the minor diameter end of cam 15, the extension spring is in tensile state, along with the rotation of cam 15, locating piece 14 slowly moves down under the drive of cam 15 reducing to make the size of passageway along slowly reducing from a left side to the right side, the extension spring is also further stretched in this process, when cam 15 rotated to next round, the major diameter end began to switch over to the minor diameter end, locating piece 14 slowly moved up again under the extension spring effect at this moment and resets, until the size between the passageway becomes the initial state again, when waiting for next paper to arrive, the second drive assembly moved once more, reciprocate in proper order, realize the continuous reading action of cutting paper.

In the structure, more specifically, the output shaft of the second driving motor 13 is connected with the third gear 16, another linkage rod 17 is further rotatably connected between the side plates 2 at the two ends of the rack 1, the end of the linkage rod 17 is connected with the fourth gear 18, similarly, the cam 15 is also connected at the outer end of the linkage rod 17, the second driving motor 13 operates to drive the third gear 16 to rotate, and then the fourth gear 18 is driven to rotate, and finally the linkage rod 17 and the cam 15 are driven to synchronously rotate, so that the positioning block 14 is driven to move downwards.

In the above structure, in order to further ensure the flexible rotation of the cam 15, the lower end of the positioning hole 14.1 is provided with the supporting seat 19 for supporting the cam 15, and the supporting seat 19 is a circular ring capable of rotating around its own axis, preferably in the structure, the supporting seat 19 directly selects a ball bearing, and the lower end surface of the cam 15 abuts against the outer side wall of the ball bearing.

On the other hand, in order to make the positioning block 14 slide up and down more stably, a sliding block 20 is connected to the left side wall of the frame 1 in the structure, the lower end of the positioning block 14 is connected with a sliding rail 21, the lower end of the sliding rail 21 is slidably assembled on the sliding block 20, and the accuracy and stability of the up-and-down sliding of the positioning block 14 are guaranteed, so that the right end of the upper roll shaft 11 slides up and down more flexibly and accurately, and the paper breaking efficiency is effectively improved.

Further, as shown in fig. 5 to 8, the first driving assembly will be explained:

in this embodiment, in order to enable the paper to have a more stable driving force between the upper roller shaft 11 and the lower roller shaft 12 when the paper is broken, the paper is driven to move forward; in the structure, the first gear 22 and the second gear 23 are both arranged to be capable of actively rotating, that is, the first driving assembly comprises a first driving motor 24, the left ends of the upper roller shaft 11 and the lower roller shaft 12 are respectively connected with the first gear 22 and the second gear 23, and the first gear 22 is meshed with the second gear 23; the first driving motor 24 is used for driving the first gear 22 or the second gear 23 to rotate. In this embodiment, be connected with fifth gear 25 in first driving motor 24's the drive shaft, be connected with sixth gear 26 at the left end of gangbar 17, and fifth gear 25 and the meshing of sixth gear 26 one side, the opposite side of sixth gear 26 meshes with second gear 23 simultaneously, thereby realize the operation through first driving motor 24, through a plurality of gear pair effects, final drive second gear 23 rotates, drive first gear 22 simultaneously and rotate, order about upper roll axle 11 and lower roll axle 12 and rotate, and upper roll axle 11 and lower roll axle 12 rotation direction are relative, the realization produces syntropy drive power to the paper both sides, thereby effectively promote the steady drive when conveying to the paper, and then make disconnected paper more dry and brittle, thoroughly, difficult production deckle edge.

On the other hand, due to the fact that the thickness of the coated paper is different, the clamping gap between the upper roller 11 and the lower roller 12 is also different, and in order to use more paper with different thicknesses for paper breaking, in this embodiment, a vertically movable mounting block 27 is arranged on the side wall of one end (the left end shown in fig. 1) of the frame 1 close to the first driving assembly, one end of the upper roller 11, which is provided with the first gear 22, is rotatably connected to the mounting block 27, and the first driving assembly is used for driving the mounting block 27 to vertically move, so that the adjustment of the gap of the small-size end of the channel is achieved.

Specifically, as shown in fig. 9, the first driving assembly includes an adjusting screw 28 screwed on the top of the side plate 2 at the left end of the frame 1, and the lower end of the adjusting screw 28 abuts against the upper end face of the mounting block 27; a tension spring 29 is connected between the mounting block 27 and the top plate of the machine frame 1, and the vertical position of the mounting block 27 can be adjusted by rotating the adjusting screw 28 in different directions, namely the size of the leftmost gap of the channel is adjusted according to the thickness of paper. In this configuration, adjustment may be effected by manually rotating the adjustment screw 28 or may be effected automatically by an electrically powered mechanism that actuates adjustment screw 28.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.

Claims

1. The utility model provides a paper laminating machine, includes frame (1), it has connected gradually tectorial membrane subassembly (3) and transport assembly (4), its characterized in that along paper direction of transfer between two blocks of curb plates (2) of frame (1): two just be located between curb plate (2) tectorial membrane subassembly (3) with be connected with the transition subassembly between conveying subassembly (4), be equipped with the spacing passageway that the paper that is used for supplying tectorial membrane subassembly (3) output passed on the transition subassembly, just spacing passageway is nearly the one end of tectorial membrane subassembly (3) is less than the play paper height of tectorial membrane subassembly (3), the other end height of spacing passageway is higher than the paper feed height of conveying subassembly (4) to make the paper after the tectorial membrane be S type movement track and get into conveying subassembly (4).

2. The paper laminator according to claim 1, wherein: the transition assembly is rotatable along the conveying direction of the paper, and a driving mechanism used for driving the transition assembly to rotate is arranged on any side plate (2) of the rack (1) so as to form S-shaped movement tracks with different curvatures.

3. The paper laminator according to claim 2, wherein: the transition assembly comprises a supporting plate (5) and a limiting rod (6) which are rotatably connected between the two side plates (2), the limiting rod (6) is positioned above the supporting plate (5), and a limiting channel is formed between the limiting rod (6) and the supporting plate (5); the driving mechanism is used for driving the supporting plate (5) and the limiting rod (6) to synchronously rotate.

4. A paper laminator according to claim 3, wherein: a supporting rod (7) is connected to one end, close to the conveying assembly (4), of the supporting plate (5), and two ends of the supporting rod (7) are respectively and rotatably connected to the side plates 2(2) at the two ends; the driving assembly comprises two connecting blocks (8), one ends of the two connecting blocks (8) are fixedly connected with the end parts of the side plates (2) of which the limiting rods (6) penetrate out of the two ends, and the other ends of the two connecting blocks (8) are respectively hinged with the two end parts of the side plates (2) of which the supporting rods (7) penetrate out of the two ends; actuating mechanism is still including being used for the drive connecting block (8) round the axis direction pivoted drive assembly of bracing piece (7), and two all be equipped with on curb plate (2) and be used for supplying gag lever post (6) pivoted dodge groove (2.1).

5. The paper laminator according to claim 4, wherein: a first sliding groove (8.1) extending along the length direction of one connecting block (8) is arranged on the other connecting block, and a positioning rod (9) is arranged in the first sliding groove (8.1) in a sliding fit manner; a second sliding groove (2.2) extending along the vertical direction is formed in the side plate (2) corresponding to the positioning rod (9), and one end, close to the connecting block (8), of the positioning rod (9) extends along the axial direction to be in sliding fit with the second sliding groove (2.2); when the driving assembly drives the positioning rod (9) to slide up and down, the connecting block (8) drives the limiting rod (6) to synchronously rotate around the axis direction of the supporting rod (7) under the guiding action of the first sliding groove (8.1).

6. The paper laminator according to claim 4, wherein: the avoiding groove (2.1) is an arc-shaped positioning groove consistent with the rotating track of the limiting rod (6).

7. A paper laminator according to claim 5, wherein: the driving assembly comprises an adjusting rod (10) which is rotatably connected to a side plate (2) corresponding to the positioning rod (9), the lower end of the adjusting rod (10) is in threaded connection with the positioning rod (9), and the adjusting rod (10) rotates in the forward and reverse directions to realize the up-and-down sliding of the positioning rod (9).

8. A paper laminator according to any one of claims 1 to 7, wherein: the paper cutting mechanism comprises an upper roller shaft (11) and a lower roller shaft (12) which are rotatably connected between the two side plates (2), a paper cutting channel for paper to pass through is formed between the upper roller shaft (11) and the lower roller shaft (12), the height of the paper cutting channel is gradually increased along the width direction of the paper, and the upper roller shaft (11) and/or the lower roller shaft (12) is positioned at one end of the paper cutting channel with the large size and can slide along the vertical direction; and a second driving assembly is arranged on the rack (1) and is used for driving the upper roll shaft (11) and/or the lower roll shaft (12) to be positioned at one end with the large size of the paper breaking channel to slide in a reciprocating mode along the vertical direction.

9. The paper laminator according to claim 8, wherein: the second driving assembly comprises a second driving motor (13), a vertical slidable positioning block (14) is arranged at one end, close to the large size, of the paper breaking channel, of the rack (1), one end of the upper roller shaft (11) is rotatably connected to the positioning block (14), and the second driving motor (13) is used for driving the positioning block (14) to slide up and down.

10. A paper laminator according to claim 9, wherein: the lower end of the positioning block (14) is provided with a positioning hole (14.1), the driving end of the second driving motor (13) is rotatably connected with a cam (15), the cam (15) is rotatably accommodated in the positioning hole (14.1), and the lower end of the cam (15) abuts against the lower end of the positioning hole (14.1); a reset piece (16) is arranged between the upper end of the positioning block (14) and the rack (1), so that the positioning block (14) always has the upward movement trend.