CN220784199U

CN220784199U - Quantitative cutting device is used in thermal paper production

Info

Publication number: CN220784199U
Application number: CN202322401090.2U
Authority: CN
Inventors: 刘晗; 龚河桥; 田甜
Original assignee: Nine Dragons Hangzhou Paper Products Co ltd
Current assignee: Nine Dragons Hangzhou Paper Products Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-16
Anticipated expiration: 2033-09-05

Abstract

The utility model relates to the technical field of thermosensitive paper production, in particular to a quantitative cutting device for thermosensitive paper production, which comprises a base, a discharge pipe, a treatment box, a crushing mechanism and a compression assembly, wherein the base is provided with a plurality of discharge pipes; two support plates are respectively arranged on two sides of the base, two guide rollers, a slitting mechanism and a winding roller are sequentially arranged on the base, and a tensioning mechanism is arranged on the support plate between the two guide rollers; the two discharging pipes are respectively arranged on the two supporting plates and positioned between the slitting mechanism and the winding roller; the two treatment boxes are respectively arranged at two sides of the two supporting plates, a first baffle plate is transversely arranged in each treatment box, a blanking port is arranged between the first baffle plate and the first side of the treatment box, and the treatment box above the first baffle plate is communicated with a corresponding discharging pipe; the crushing mechanism is arranged in the processing box between the feeding port and the blanking port; the compression assembly is arranged in the treatment box below the first partition plate. The utility model has the advantages that the defective thermal paper is convenient for subsequent treatment, etc.

Description

Quantitative cutting device is used in thermal paper production

Technical Field

The utility model relates to the technical field of production of thermal paper, in particular to a quantitative cutting device for production of thermal paper.

Background

The thermal paper is a special printing paper, the components of the thermal paper contain heat sensitive materials, and the printing output can be realized through the heat effect. In order to ensure the uniformity of the specification and the stability of the performance, the thermosensitive paper needs to be quantitatively cut in the production process so as to achieve the standardization and normalization of the product and ensure the printing effect and the normal operation of the equipment.

In the prior art, the Chinese patent application number 202222907722.8 discloses a cutting machine for processing thermal paper, the distance of a cutting knife on the cutting machine is simple to adjust, but in the process of cutting the thermal paper, the thermal paper on two sides after cutting is usually defective and cannot be used for follow-up, and the thermal paper is usually directly discarded aside, so that the thermal paper occupies a large space and is inconvenient to transport, and further the follow-up treatment can be influenced.

Disclosure of Invention

In view of the above, the utility model provides a quantitative cutting device for producing thermal paper, which aims to solve the problem that defective thermal paper is inconvenient to process later in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: a quantitative cutting device for producing thermal paper, comprising:

the device comprises a base, wherein two sides of the base are respectively provided with two support plates, two guide rollers, a slitting mechanism and a winding roller are sequentially arranged on the base, a tensioning mechanism for tensioning the thermosensitive paper is arranged on the support plate between the two guide rollers, the slitting mechanism is used for slitting the thermosensitive paper, and the winding roller and the guide rollers are arranged in parallel and rotate under the drive of a first motor;

the two discharging pipes are respectively arranged on the two supporting plates and positioned between the slitting mechanism and the winding roller and used for guiding the advancing direction of the waste thermosensitive paper;

the two treatment boxes are respectively arranged on two sides of the two supporting plates, a first partition board is transversely arranged in each treatment box, a blanking port is arranged between the first partition board and the first side of the treatment box, a feeding port is arranged on the treatment box above the first partition board, and the feeding port is communicated with a corresponding discharging pipe;

the crushing mechanism is arranged in the treatment box between the feeding port and the blanking port and is used for crushing the waste thermosensitive paper;

the compression assembly is arranged in the treatment box below the first partition plate and used for compressing the crushed thermosensitive paper;

and the cutting mechanism is arranged between the slitting mechanism and the winding roller and is used for cutting the thermosensitive paper, and a liftable compression roller is arranged above the winding roller in parallel.

A further improvement of the utility model is that the crushing mechanism comprises:

the two crushing rollers are arranged in the processing box between the feeding hole and the blanking hole in parallel, the first end of each crushing roller is connected with the rotating shaft of the processing box and penetrates through the rotating shaft, and a plurality of paper shredding cutters are arranged on each crushing roller;

the two first gears are respectively connected with the first ends of the two crushing rollers and meshed with each other;

and the output end of the second motor is connected with the first end of any crushing roller.

The utility model further improves that the compression assembly comprises a compression plate, wherein the compression plate is vertically arranged in the treatment box below the first partition plate, and a piston rod of a first hydraulic cylinder arranged on the first side of the treatment box is connected with the compression plate after penetrating into the treatment box.

A further improvement of the present utility model is that the tensioning mechanism comprises:

the two first slide ways are respectively and vertically arranged on the two support plates and are positioned between the two guide rollers, a first sliding block is arranged in each first slide way, and a first guide rod vertically arranged at the upper end of each first sliding block is connected with and penetrates through the corresponding support plate in a sliding manner;

the tensioning roller is arranged in parallel with the guide roller, and two ends of the tensioning roller are respectively connected with the two first sliding block rotating shafts;

the two first springs are respectively sleeved on the two first guide rods, and two ends of each first spring respectively abut against the top wall of the corresponding first slideway and the first sliding block.

A further improvement of the present utility model is that the slitting mechanism includes:

the slitting roller is arranged on the supporting plate in parallel with the guide roller, one end of the slitting roller is connected with the output end of the third motor, and a plurality of slitting cutters are arranged on the slitting roller at intervals;

the rolling tool apron is parallel to the slitting roller and is rotatably arranged on the supporting plate, the rolling tool apron is positioned below the slitting roller, and the slitting knife is propped against the circumferential surface of the rolling tool apron.

The utility model further improves that the circumferential surface of the rolling tool apron is provided with a plurality of annular tool grooves matched with the parting tools.

A further improvement of the present utility model is that the cutting mechanism includes:

the second guide rod is arranged on the support frame above the thermosensitive paper in parallel with the guide roller, and a sliding seat is arranged on the second guide rod in a sliding manner;

the first screw rod is arranged on the support frame in parallel with the second guide rod and can rotate under the action of a fourth motor, and the first screw rod is in threaded connection with the sliding seat;

the fixed knife holder is arranged on the support frame below the thermosensitive paper, and the cutting knife arranged on the sliding seat abuts against the upper surface of the fixed knife holder.

The utility model is further improved in that two second slide ways are respectively and vertically arranged on the two support plates, a third guide rod is vertically arranged in each second slide way, a second slide block is connected to each third guide rod in a sliding manner, and two ends of the compression roller are respectively connected with two second slide block rotating shafts.

The utility model is further improved in that a proximity switch is arranged on the support frame above the press roller.

By adopting the technical scheme, the utility model has the following technical progress:

the utility model provides a quantitative cutting device for producing thermosensitive paper, which is characterized in that the advancing direction of the thermosensitive paper is controlled under the action of two guide rollers in the advancing process of the thermosensitive paper, and the thermosensitive paper is tensioned under the action of a tensioning mechanism, so that the thermosensitive paper is split into a plurality of pieces by a splitting mechanism, after the splitting is finished, good thermosensitive paper can be wound on a winding roller, waste thermosensitive paper on two sides can enter a corresponding processing box along a discharging pipe, after the thermal paper is crushed in the processing box, the thermal paper is extruded by a compression assembly, so that the thermal paper is more compact, the occupied space is reduced, meanwhile, the thermal paper is easier to transfer for subsequent processing, and after the good thermosensitive paper is wound to a certain degree, the thermal paper can be cut by a cutting mechanism, so that the new winding roller can be replaced.

The technical progress is mainly realized by the following detailed technical improvements:

1. when one of them crushing roller of second motor drive rotates, can drive corresponding first gear and rotate, and another first gear rather than meshing can drive another crushing roller and rotate with opposite direction, when two crushing rollers rotate, the shredded paper sword that sets up on it can cut into a plurality of irregular shortcuts with the waste thermal paper rectangular, and after the shortcuts thermal paper can fall to the baffle below along the feed opening, by compressing mechanism extrusion thermal paper, make it become regular square, save space, be convenient for transport.

2. When thermal paper is on the wind-up roll, the compression roller can firmly press on the thermal paper, after the thermal paper is wound to a certain extent, the wind-up roll stops rotating, then the thermal paper is cut by the cutting mechanism, quantitative cutting is achieved, at the moment, the compression roller can firmly press the thermal paper on the wind-up roll, after the thermal paper is cut, the thermal paper roll starts to be loose, and subsequent processing is inconvenient.

Drawings

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

FIG. 1 is a schematic diagram of a quantitative cutting device for producing thermal paper according to the present utility model;

FIG. 2 is a schematic view of a crushing mechanism according to the present utility model;

FIG. 3 is a schematic view of a tensioning mechanism according to the present utility model;

FIG. 4 is a schematic view of a slitting mechanism according to the present utility model;

FIG. 5 is a schematic view of the structure of the press roller according to the present utility model;

reference numerals illustrate:

the device comprises a base, a 11-supporting plate, a 12-guide roller, a 20-slitting mechanism, a 21-slitting roller, a 22-third motor, a 23-slitting roller, a 24-rolling cutter holder, a 25-annular cutter groove, a 30-winding roller, a 31-first motor, a 32-compression roller, a 33-second slideway, a 34-third guide rod, a 35-second slider, a 40-tensioning mechanism, a 41-first slideway, a 42-first slider, a 43-first guide rod, a 44-tensioning roller, a 45-first spring, a 50-discharging pipe, a 51-processing box, a 52-first partition plate, a 53-blanking port, a 54-crushing mechanism, a 541-crushing roller, a 542-paper cutter, a 543-first gear, a 544-second motor, a 551-compression plate, a 552-first hydraulic cylinder, a 60-cutting mechanism, a 61-second guide rod, a 62-sliding seat, a 63-first screw, a 64-fourth motor, a 65-fixed cutter holder, a 66-cutting cutter and a 70-proximity switch.

Detailed Description

Technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it should be apparent that in the following description, specific details are set forth such as the specific system structure, technology, etc. for the purpose of illustration rather than limitation, in order to provide a thorough understanding of the embodiments of the present utility model. It will be apparent, however, to one skilled in the art that the present utility model may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present utility model with unnecessary detail.

The utility model provides a quantitative cutting device for producing thermal paper, which is known from the accompanying drawings 1 to 5 of the specification, and mainly comprises the following parts or components: the base 10, the discharge pipe 50, the treatment tank 51, the crushing mechanism 54, and the compression assembly are connected as follows:

two supporting plates 11 are respectively arranged on two sides of the base 10, two guide rollers 12, a slitting mechanism 20 and a winding roller 30 are sequentially arranged on the base 10, a tensioning mechanism 40 for tensioning the thermosensitive paper is arranged on the supporting plate 11 between the two guide rollers 12, the slitting mechanism 20 is used for slitting the thermosensitive paper, and the winding roller 30 is arranged in parallel with the guide rollers 12 and is driven to rotate by a first motor 31; the two discharging pipes 50 are respectively arranged on the two supporting plates 11 and positioned between the slitting mechanism 20 and the winding roller 30 for guiding the advancing direction of the waste thermosensitive paper; the two processing boxes 51 are respectively arranged on two sides of the two supporting plates 11, a first partition plate 52 is transversely arranged in each processing box 51, a blanking port 53 is arranged between the first partition plate 52 and the first side of the processing box 51, the lower end of the upper surface of the first partition plate 52 is obliquely arranged towards the blanking port 53, so that the thermosensitive paper on the first partition plate 52 can conveniently slide into the blanking port 53, a feeding port is arranged on the processing box 51 above the first partition plate 52, and the feeding port is communicated with the corresponding discharging pipe 50; the crushing mechanism 54 is arranged in the processing box 51 between the feeding port and the blanking port 53 and is used for crushing the waste thermosensitive paper; the compression assembly is arranged in the processing box 51 below the first partition plate 52 and is used for compressing the crushed thermosensitive paper; the cutting mechanism 60 is disposed between the slitting mechanism 20 and the winding roller 30, and is used for cutting the thermal paper, and a liftable compression roller 32 is disposed above the winding roller 30 in parallel.

The thermal paper is firstly controlled in the advancing process under the action of the two guide rollers 12, then the thermal paper is tensioned under the action of the tensioning mechanism 40 so that the slitting mechanism 20 can slit the thermal paper into a plurality of strips, after slitting is completed, good thermal paper can be wound on the winding roller 30, the pressing roller 32 can firmly press the thermal paper on the winding roller 30, the winding roller 30 is driven to ascend while the winding roller 30 winds the thermal paper, the winding roller 30 stops rotating after the thermal paper is wound to a certain extent, then the thermal paper can be cut through the cutting mechanism 60, quantitative cutting is realized, the pressing roller 32 can firmly press the thermal paper on the winding roller 30, and after the thermal paper is cut, the thermal paper is prevented from being cut loose, and the subsequent processing is inconvenient.

The thermal paper passes through the plurality of thermal papers after being cut by the cutting mechanism 20, wherein the waste thermal papers on two sides can enter the corresponding processing boxes 51 along the discharging pipe 50, after being crushed in the processing boxes 51, the thermal paper is extruded by the compression assembly, so that the thermal paper is more compact, the occupied space is reduced, meanwhile, the thermal paper is easier to transport for subsequent processing, and after good thermal paper is wound to a certain extent, the thermal paper can be cut through the cutting mechanism 60, so that the new winding roller 30 can be replaced.

As an example, as can be seen in fig. 2 of the specification, the crushing mechanism 54 includes: the two crushing rollers 541 are arranged in the processing box 51 between the feeding port and the blanking port 53 in parallel, a first end of each crushing roller 541 is connected with a rotating shaft of the processing box 51 and penetrates through the processing box, and a plurality of paper shredding cutters 542 are arranged on each crushing roller 541; the two first gears 543 are respectively connected with the first ends of the two crushing rollers 541, and the two first gears 543 are meshed; the output of the second motor 544 is connected to a first end of any one of the crushing rollers 541. The compression assembly comprises a compression plate 551, wherein the compression plate 551 is vertically arranged in a processing box 51 below a first partition plate 52, and a piston rod of a first hydraulic cylinder 552 arranged on a first side of the processing box 51 penetrates into the processing box 51 and then is connected with the compression plate 551.

When the second motor 544 drives one of the crushing rollers 541 to rotate, the corresponding first gear 543 is driven to rotate, the other first gear 543 meshed with the second motor 543 drives the other crushing roller 541 to rotate in the opposite direction, the paper shredding cutters 542 arranged on the two crushing rollers 541 crush the thermal paper while the two crushing rollers 541 rotate, the paper shredding cutters 542 on the two crushing rollers 541 are arranged in a staggered manner, a crushing effect can be better achieved, after the waste thermal paper is cut into a plurality of irregular short strips, the short strips of thermal paper fall below the partition plate along the blanking opening 53, the thermal paper is extruded by the compression mechanism to be in a regular square shape, the first hydraulic cylinder 552 drives the compression plate 551 to compress the thermal paper, space is saved, and transportation is facilitated.

As an example, as can be seen from fig. 3 of the specification, the tensioning mechanism 40 includes: the two first slide ways 41 are respectively and vertically arranged on the two support plates 11 and are positioned between the two guide rollers 12, a first sliding block 42 is arranged in each first slide way 41, and a first guide rod 43 vertically arranged at the upper end of each first sliding block 42 is in sliding connection with and penetrates through the corresponding support plate 11; the tensioning roller 44 is arranged in parallel with the guide roller 12, and two ends of the tensioning roller are respectively connected with the rotating shafts of the two first sliding blocks 42; the two first springs 45 are respectively sleeved on the two first guide rods 43, and two ends of each first spring 45 respectively abut against the top wall of the corresponding first slideway 41 and the first sliding block 42.

When the thermal paper passes under the tensioning roller 44, the tensioning roller 44 moves upwards and compresses the first spring 45, and when the thermal paper is too loose, the first spring 45 automatically stretches and drives the first sliding block 42 to move downwards, so that the tensioning roller 44 is driven to move downwards simultaneously, the thermal paper is tensioned by the tensioning roller 44 simultaneously, and the tensioning degree of the thermal paper can be automatically adjusted.

As an example, as can be seen from fig. 4 of the specification, the slitting mechanism 20 includes: the slitting roller 21 and the guide roller 12 are arranged on the supporting plate 11 in parallel, one end of the slitting roller 21 is connected with the output end of the third motor 22, and a plurality of slitting cutters 23 are arranged on the slitting roller 21 at intervals; the rolling blade holder 24 is parallel to the slitting roller 21 and rotatably provided on the support plate 11, and the rolling blade holder 24 is located below the slitting roller 21, and the slitting blade 23 abuts against the circumferential surface of the rolling blade holder 24. The rolling tool holder 24 is provided with a plurality of annular tool grooves 25 on its circumferential surface, which are adapted to the slitting tool 23.

When the thermal paper passes between the rolling knife holder 24 and the slitting knife 23 in the running process, the plurality of slitting knives 23 can slit the thermal paper into a plurality of strip thermal papers with equal widths under the action of the third motor 22, but thermal paper strips on two sides of the thermal paper strips are deviated or the edges of the thermal paper strips are uneven in various conditions, for example, the thermal paper strips are different in specification from the thermal paper strips in the middle part in the running process, and are easy to become defective products, so that normal use is influenced, the defective products and good products are required to be separately processed, the defective products enter the processing box 51 for processing through the two discharging pipes 50 respectively, and the good products are wound on the winding roller 30.

As an example, as shown in fig. 4 of the specification, the cutting mechanism 60 includes: the second guide rod 61 and the guide roller 12 are arranged on the support frame above the thermosensitive paper in parallel, and a sliding seat 62 is arranged on the second guide rod in a sliding manner; the first screw 63 and the second guide rod 61 are arranged on the support frame in parallel and can rotate under the action of the fourth motor 64, and the first screw 63 is in threaded connection with the sliding seat 62; the fixed knife holder 65 is arranged on a supporting frame below the thermal paper, and a cutting knife 66 arranged on the sliding seat 62 abuts against the upper surface of the fixed knife holder 65.

When the fourth motor 64 drives the first screw 63 to rotate, the sliding seat 62 and the cutting knife 66 thereon are driven to move along the second guide rod 61, and cooperate with the fixed knife holder 65 to cut the thermal paper during the movement.

In this embodiment, as can be seen from fig. 5 of the specification, two second slideways 33 are vertically disposed on two support plates 11, a third guide rod 34 is vertically disposed in each second slideway 33, a second slide block 35 is slidably connected to each third guide rod 34, and two ends of the press roller 32 are respectively connected with two rotation shafts of the second slide blocks 35.

In this embodiment, as can be seen from fig. 5 of the specification, a proximity switch 70 is provided on the support frame above the pressing roller 32. When the thermal paper on the winding roller 30 is wound to a certain extent, the pressing roller 32 is driven to rise to a fixed height, and when the proximity switch 70 detects the pressing roller 32, a signal is sent to the controller on the base 10, the controller controls the first motor 31 to stop rotating, and the cutting mechanism 60 cuts the thermal paper, so that quantitative cutting of the thermal paper is completed.

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

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims

1. Quantitative cutting device is used in thermal paper production, characterized by, include:

2. The quantitative cutting device for producing thermal paper according to claim 1, wherein the crushing mechanism comprises:

3. The quantitative cutting device for producing thermal paper according to claim 2, wherein the compression assembly comprises a compression plate, the compression plate is vertically arranged in the treatment box below the first partition plate, and a piston rod of the first hydraulic cylinder arranged on the first side of the treatment box is connected with the compression plate after penetrating into the treatment box.

4. The quantitative cutting device for producing thermal paper according to claim 1, wherein the tensioning mechanism comprises:

5. The quantitative cutting device for producing thermal paper according to claim 1, wherein the slitting mechanism comprises:

6. The quantitative cutting device for producing thermal paper according to claim 5, wherein the circumferential surface of the rolling cutter holder is provided with a plurality of annular cutter grooves adapted to the dividing cutters.

7. The quantitative cutting device for producing thermal paper according to claim 1, wherein the cutting mechanism comprises:

8. The quantitative cutting device for producing thermal paper according to claim 7, wherein two second slide ways are vertically arranged on the two supporting plates respectively, third guide rods are vertically arranged in each second slide way, second sliding blocks are slidingly connected on each third guide rod, and two ends of the pressing roller are connected with two second sliding block rotating shafts respectively.

9. The quantitative cutting device for producing thermal paper according to any one of claims 1 to 8, wherein a proximity switch is provided on a support frame above the pressing roller.