Improved wire pressing device

Abstract

The utility model discloses an improved wire pressing device. The improved wire pressing device comprises a machine body, two groups of pre-pressing wire units, two groups of pressing wire units and two groups of deep pressing wire units, a working cavity is formed in the machine body, a line pressing conveying channel for conveying corrugated boards is formed in the middle section of the working cavity, and a pre-pressing position, a pressurizing position and a deep pressing position are sequentially formed on the line pressing conveying channel from front to back; the two groups of pre-pressing line units are oppositely arranged above and below the pre-pressing position up and down and are used for primarily pressing indentations on the corrugated boards; the two groups of pressurizing line units are oppositely arranged above and below the pressurizing position up and down and are used for pressurizing indentations of the corrugated boards; and the two groups of deep line pressing units are oppositely arranged above and below the deep pressing position up and down and are used for pressing the indentations of the corrugated boards deep. According to the utility model, the indentation scribed lines on the corrugated board are shaped step by step, so that the indentation scribed lines are prevented from cracking, and the corrugated board is more practical.

Description

TECHNICAL FIELD

[0001] The utility model relates to corrugated board production technical field especially a kind of improved line device. BACKGROUND

[0002] Corrugated board is a kind of widely used packaging paperboard, and the existing corrugated board is generally made into continuous sheet after being made into corrugated board, and then line cutting is carried out according to the required size, and finally corrugated board of specified size is made. Therefore, the equipment for line pressing of corrugated board is an important part in the production of corrugated board. In the existing corrugated board line pressing equipment, the corrugated board is rolled and pressed to form a line mark, and then the corrugated board is folded into shape according to the line mark, so the accuracy and quality of line pressing have a very important influence on the folding and box sticking (nailing) of corrugated board.

[0003] In the existing corrugated board line pressing equipment, the line pressing mechanism usually has only one group, and the single line pressing mechanism is used to roll and press the line mark, and the line mark is formed by one-time rolling, but this one-time rolling forming line pressing equipment requires that the corrugated board has high strength, and if the strength of the corrugated board is general, the line mark is easy to crack during rolling, which is not conducive to practical application. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing an improved line device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] An improved line device, comprising a machine body, two groups of pre-line units, two groups of line pressing units and two groups of deep line pressing units; the machine body is formed with a working cavity and a line pressing conveying channel for conveying corrugated board formed at the middle section of the working cavity, and the line pressing conveying channel is sequentially formed with a pre-pressing position, a line pressing position and a deep-pressing position from front to back; the two groups of pre-line units are arranged above and below the pre-pressing position to preliminarily press the corrugated board to form a line mark; the two groups of line pressing units are arranged above and below the line pressing position to press the line mark of the corrugated board; and the two groups of deep line pressing units are arranged above and below the deep-pressing position to press the line mark of the corrugated board.

[0007] As a further technical scheme of the utility model: the pre-line unit and the line pressing unit both comprise a line pressing shaft, the line pressing shaft is rotatably installed in the working cavity, and a plurality of pre-pressing rollers or line pressing rollers are installed on the line pressing shaft at intervals.

[0008] As a further technical scheme of the utility model: the pre-pressing roller and the pressure roller are provided with mounting holes for being arranged on the line-pressing rotating shaft and are provided with pre-pressing edges or pressure edges along the outer edge for pressing the corrugated board.

[0009] As a further technical scheme of the utility model: the deep line-pressing unit comprises a rotating drum shaft arranged in the working cavity, and a plurality of line-pressing type members or shaft sleeves are detachably arranged on the shaft surface of the drum shaft.

[0010] As a further technical scheme of the utility model: the pre-pressing line unit and the pressure line unit are arranged at the upper part or the lower part of the working cavity, and each pre-pressing roller corresponds to a pressure roller in front and behind; a plurality of synchronous plates are arranged in the working cavity, and each synchronous plate is connected with a pair of pre-pressing rollers and pressure rollers corresponding in front and behind.

[0011] As a further technical scheme of the utility model: one end of the synchronous plate towards the line-pressing conveying path is provided with a limiting support for limiting the corrugated board.

[0012] Compared with the prior art, the utility model has the beneficial effects that: the improved line-pressing device is provided with a machine body, two groups of pre-pressing line units, two groups of pressure line units and two groups of deep line-pressing units, and the corrugated board is conveyed along the line-pressing conveying path, the pre-pressing rollers of the two groups of pre-pressing line units preliminarily press the corrugated board to form the indentations at the pre-pressing position, the pressure rollers of the two groups of pressure line units press the indentations of the corrugated board at the pressure position, and the line-pressing type members of the two groups of deep line-pressing units press the indentations of the corrugated board to deepen the indentations, so that the indentations on the corrugated board are gradually shaped, the line-pressing cracking is effectively avoided, and the utility model is more practical. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the first perspective view of the improved line-pressing device.

[0014] Figure 2 It is the second perspective view of the improved line-pressing device.

[0015] Figure 3 It is the front view of the improved line-pressing device.

[0016] Figure 4 It is the A-A sectional view of the improved line-pressing device. Figure 3 DETAILED DESCRIPTION

[0017] The specific embodiments of the utility model are described in detail below with reference to the drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the utility model, and are not used to limit the protection scope of the utility model.

[0018] ​Please refer to Figures 1-4 An improved line pressing device comprises a machine body 10, two sets of pre-pressing units 20, two sets of pressing units 30 and two sets of deep-pressing units 40; the machine body 10 is formed with a working cavity 11 and a line pressing conveying path 12 for conveying corrugated paper at the middle section of the working cavity 11, the line pressing conveying path 12 is sequentially formed with a pre-pressing position 121, a pressing position 122 and a deep-pressing position 123 from front to back; the two sets of pre-pressing units 20 are arranged oppositely above and below the pre-pressing position 121 to preliminarily press the corrugated paper; the two sets of pressing units 30 are arranged oppositely above and below the pressing position 122 to press the corrugated paper; the two sets of deep-pressing units 40 are arranged oppositely above and below the deep-pressing position 123 to press the corrugated paper, and the two sets of pre-pressing units 20, the two sets of pressing units 30 and the two sets of deep-pressing units 40 cooperate to gradually shape the line pressed on the corrugated paper.

[0019] Further, in the embodiment, one pair of the pre-pressing units 20, the pressing units 30 and the deep-pressing units 40 press the back surface of the corrugated paper, and the other pair of the pre-pressing units 20, the pressing units 30 and the deep-pressing units 40 press the line on the surface to be pressed of the corrugated paper.

[0020] Further, in the embodiment, the pre-pressing units 20 and the pressing units 30 each comprise a line pressing shaft 51 rotatably arranged in the working cavity 11, a plurality of pre-pressing rollers 21 or pressing rollers 31 are arranged on the line pressing shaft 51 at intervals, and the pre-pressing units 20 and the pressing units 30 arranged at the upper part or the lower part of the working cavity 11 are arranged between each other, each pre-pressing roller 21 and a pressing roller 31 correspond to each other in front and back, and each pre-pressing roller 21 and the pressing roller 31 are provided with an installation hole 52 in the center for being arranged on the line pressing shaft 51 and a pre-pressing pressure edge 211 or a pressing pressure edge 311 arranged along the outer edge for pressing the corrugated paper, and the pressing pressure edge 311 has a deeper pressed line than the pre-pressing pressure edge 211.

[0021] Further, in the embodiment, the pre-pressing units 20 and the pressing units 30 for pressing the line on the surface to be pressed of the corrugated paper are provided with an embedded groove 53 on the pre-pressing pressure edge 211 or the pressing pressure edge 311 and a line-shaped embedded edge 531 arranged on the embedded groove 53, and the two sets of pre-pressing units 20 and the two sets of pressing units 30 press the two surfaces of the corrugated paper with the conventional pre-pressing pressure edge 211 or the pressing pressure edge 311 and the line-shaped embedded edge 531 to preliminarily press the corrugated paper or press the pressed line.

[0022] Further, in the embodiment, the deep creasing unit 40 comprises a rotatable roller shaft 41 installed in the working cavity 11, and a plurality of roller line elements 411 or shaft sleeves 412 are detachably installed on the shaft surface of the roller shaft 41; specifically, the deep creasing unit 40 for pressing the back surface of the corrugated paper and positioned against the back surface of the corrugated paper is provided with the shaft sleeve 412 on the shaft surface of the roller shaft 41, and the deep creasing unit 40 for pressing the creasing line on the surface of the corrugated paper to be pressed is provided with a plurality of roller line elements 411 on the shaft surface of the roller shaft 41, and the two groups of deep creasing units 40 press the two surfaces of the corrugated paper by the relative pressing of the shaft sleeve 412 and the plurality of roller line elements 411, so as to press the creasing line of the corrugated paper.

[0023] Further, in the embodiment, a plurality of synchronization plates 54 are arranged in the working cavity 11, and each synchronization plate 54 is connected with a pair of front and rear corresponding pre-pressing rollers 21 and pressing rollers 31; the improved creasing device comprises a displacement driving structure 60, and the displacement driving structure 60 drives the synchronization plate 54 to move in the working cavity 11, so that the front and rear corresponding pre-pressing rollers 21 and pressing rollers 31 slide along the creasing shaft 51, and the position of the creasing line on the corrugated paper is adjusted.

[0024] Specifically, the displacement driving structure 60 can be flexibly designed according to actual needs, and the displacement driving structure 60 includes but is not limited to a screw rod driving mechanism and a pneumatic cylinder driving mechanism.

[0025] Further, in the embodiment, the end of the synchronization plate 54 facing the creasing conveying path 12 is provided with a limiting abutment 541 for limiting the corrugated paper.

[0026] Further, in the embodiment, the improved creasing device comprises a line switching driving structure (not shown in the figure), which is used to drive any creasing shaft 51 and roller shaft 41 to rotate, switch the line type edge 531 or roller line element 411 abutting against the surface of the corrugated paper to be pressed, and switch the line type of the creasing line formed by the roller pressing.

[0027] It can be understood that the use method of the improved creasing device is as follows: before the corrugated paper is conveyed, the improved creasing device is adjusted according to the size of the corrugated paper and the line type of the required creasing line.

[0028] When the size of the corrugated board is changed, the position of the required line of the corrugated board is changed, the synchronous plate 54 is moved in the working cavity 11 driven by the displacement driving structure 60, the front and rear corresponding pre-pressing rollers 21 and the pressing rollers 31 are slid along the line pressing shaft 51, the line pressing position of the corrugated board is adjusted, and the several rolling line type pieces 411 are disassembled from the shaft surface of the roller shaft 41 to the corresponding line pressing position, so that the distribution of the pre-pressing rollers 21, the pressing rollers 31 and the rolling line type pieces 411 in the line pressing conveying path 12 corresponds to the size of the corrugated board and aligns with the position of the required line of the corrugated board;

[0029] When the line type of the required line of the corrugated board needs to be changed, the corresponding line pressing shaft 51 and the roller shaft 41 are driven to rotate by the line changing driving structure, the line type edge 531 or the rolling line type piece 411 abutting against the surface to be pressed of the corrugated board is switched, and when the used rolling line type piece 411 is not suitable, the suitable rolling line type piece 411 is disassembled and replaced, so that the corresponding line type is changed.

[0030] When the improved line pressing device is adjusted according to the size of the corrugated board and the line type of the required line, the corrugated board is conveyed along the line pressing conveying path 12, the pre-pressing rollers 21 of the two groups of pre-pressing line units 20 preliminarily press the corrugated board to form the indentation at the pre-pressing position 121, the pressing rollers 31 of the two groups of pressing line units 30 press the indentation of the corrugated board at the pressing position 122, and the rolling line type pieces 411 of the two groups of deep pressing line units 40 press the indentation of the corrugated board to be deep at the deep pressing position 123, so that the indentation line on the corrugated board is gradually shaped by cooperation of the two groups of pre-pressing line units 20, the two groups of pressing line units 30 and the two groups of deep pressing line units 40.

[0031] In this way, the line pressing of the corrugated board is completed, and the line pressing cracking is effectively avoided.

[0032] In summary, the improved line pressing device is characterized in that the indentation line on the corrugated board is gradually shaped by cooperation of the two groups of pre-pressing line units 20, the two groups of pressing line units 30 and the two groups of deep pressing line units 40, the line pressing cracking is effectively avoided, and the device is more practical.

[0033] As long as the various different embodiments of the utility model are combined arbitrarily without violating the thought of the utility model creation, they shall be regarded as the disclosed contents of the utility model; within the technical conception range of the utility model, the simple modification of the technical scheme and the arbitrary combination of different embodiments without violating the thought of the utility model creation shall be within the protection range of the utility model.

Claims

1. An improved wire pressing device characterized by: The utility model provides a corrugated paperboard multi-depth line pressing device, which comprises a body (10), two groups of pre-pressing line units (20), two groups of pressing line units (30) and two groups of deep pressing line units (40); the body (10) is formed with a working cavity (11) and a line pressing conveying channel (12) for conveying corrugated paperboard formed at the middle section of the working cavity (11); the line pressing conveying channel (12) is sequentially formed with a pre-pressing position (121), a pressing position (122) and a deep pressing position (123) from front to back; the two groups of pre-pressing line units (20) are oppositely arranged above and below the pre-pressing position (121) and are used for preliminarily pressing corrugated paperboard; the two groups of pressing line units (30) are oppositely arranged above and below the pressing position (122) and are used for pressing the corrugated paperboard; and the two groups of deep pressing line units (40) are oppositely arranged above and below the deep pressing position (123) and are used for pressing the corrugated paperboard.

2. The improved wire pressing device according to claim 1, wherein: The pre-pressing line unit (20) and the pressing line unit (30) each comprise a line pressing rotating shaft (51) rotatably arranged in the working cavity (11); a plurality of pre-pressing rollers (21) or pressing rollers (31) are arranged on the line pressing rotating shaft (51) at intervals.

3. The improved wire pressing device according to claim 2, wherein: The pre-pressing roller (21) and the pressing roller (31) are provided with a mounting hole (52) in the center for being arranged on the line pressing rotating shaft (51) and a pre-pressing pressure edge (211) or a pressing pressure edge (311) arranged along the outer edge and used for pressing the corrugated paperboard; the pressing depth of the pressing pressure edge (311) is deeper than that of the pre-pressing pressure edge (211).

4. The improved wire pressing device according to claim 1, wherein: The deep pressing line unit (40) comprises a roller shaft (41) rotatably arranged in the working cavity (11); a plurality of roller pressing line members (411) or shaft sleeves (412) are detachably arranged on the shaft surface of the roller shaft (41).

5. The improved wire pressing device according to claim 1, wherein: The pre-pressing line unit (20) and the pressing line unit (30) are arranged above or below the working cavity (11); each pre-pressing roller (21) and a pressing roller (31) correspond to each other in front and back; a plurality of synchronous plates (54) are arranged in the working cavity (11); each synchronous plate (54) connects a pair of pre-pressing rollers (21) and pressing rollers (31) corresponding to each other in front and back.

6. The improved wire pressing device according to claim 5, wherein: One end of the synchronous plate (54) towards the line pressing conveying channel (12) is provided with a limiting abutment (541) used for limiting the corrugated paperboard.

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