CN111703193B - Label printing machine - Google Patents

Label printing machine Download PDF

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Publication number
CN111703193B
CN111703193B CN202010467942.6A CN202010467942A CN111703193B CN 111703193 B CN111703193 B CN 111703193B CN 202010467942 A CN202010467942 A CN 202010467942A CN 111703193 B CN111703193 B CN 111703193B
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CN
China
Prior art keywords
knife
roller
roll
knife roll
section
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CN202010467942.6A
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Chinese (zh)
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CN111703193A (en
Inventor
戴良虎
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Shanghai Super Label System Co ltd
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Shanghai Super Label System Co ltd
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Priority to CN202010467942.6A priority Critical patent/CN111703193B/en
Publication of CN111703193A publication Critical patent/CN111703193A/en
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Publication of CN111703193B publication Critical patent/CN111703193B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
    • B26D1/22—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter coacting with a movable member, e.g. a roller
    • B26D1/225—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter coacting with a movable member, e.g. a roller for thin material, e.g. for sheets, strips or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F19/00—Apparatus or machines for carrying out printing operations combined with other operations

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Handling Of Sheets (AREA)

Abstract

The invention relates to a label printing machine, which comprises a frame body, a first knife roll, a second knife roll and a wind-up roll, wherein a driving assembly is arranged on the frame body, a second cutter is arranged on the second knife roll, a second supporting roll is arranged below the second knife roll, a plurality of guide sliding grooves are formed in the first knife roll, at least two groups of outer collars are sleeved on the first knife roll, a first cutter is sleeved on the outer circumferences of the outer collars, a first supporting roll is arranged right below the first knife roll, guide sliding blocks are arranged on the outer collars, the guide sliding blocks on the same outer collar are connected with inner collars together, telescopic links are arranged between the adjacent inner collars, a conical push block is arranged between the two adjacent inner collars in the same guide sliding groove, and a first adjusting assembly is arranged on the first knife roll. The label printing machine provided by the invention realizes pre-cutting of the printed label through the designed adjustable knife roller, is convenient for cutting the printed label, and can perform pre-cutting on labels with different sizes and specifications, thereby improving the practicability of the label printing machine.

Description

Label printing machine
Technical Field
The invention relates to the technical field of printing equipment, in particular to a label printing machine.
Background
The label is used for marking articles and realizing article classification marks, at present, the label is mainly used in supermarkets, factories and other places, and the like, and the label is mainly used for unreeling, printing, drying, laminating and calendaring a raw paper roll through a label printer in the printing process.
Chinese patent with publication number CN205058818U discloses a label printing machine, which comprises a frame, a conveyor belt for conveying labels, a printing mechanism, a first coating cylinder, a second coating cylinder, a first dryer, a second dryer and a receiving mechanism for rolling and printing finished labels, wherein the first coating cylinder, the second coating cylinder, the first dryer and the receiving mechanism are positioned at the outlet end of the conveyor belt, the receiving mechanism is positioned at the outer oblique upper side of the outlet end of the conveyor belt, the first coating cylinder is positioned above the upper surface of the labels, the first dryer is positioned at the rear side of the first coating cylinder and is used for drying the coatings of the first coating cylinder on the upper surface of the labels, the second coating cylinder is positioned below the lower surface of the labels, and the second dryer is positioned at the rear side of the second coating cylinder and is used for drying the coatings of the second coating cylinder on the lower surface of the labels.
Above-mentioned label printing machine is when using, place the label area of no bottom that has made in the locking position inslot on the conveyer belt, opening device, the conveyer belt begins to convey the label area, when conveying printing mechanism position, printing mechanism prints its upper surface, later the conveyer belt continues the conveying, the label is to getting into first scribbling a section of thick bamboo, the second scribbles in the section of thick bamboo, scribble a section of thick bamboo through first scribbling a section of thick bamboo and second and scribble a section of thick bamboo and carry out the coating to the upper and lower surface of label respectively, later carry out the drying back through first desicator and second desicator, carry out the rolling by receiving agencies and become a section of thick bamboo, accomplish the printing.
The prior art solutions in the above patents have the following drawbacks: the label printing is accomplished, carries out label when labeling, needs cut the label of accomplishing the printing once more, and it is inconvenient to use.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a label printing machine, which realizes the precutting of printed labels through a designed adjustable knife roller, is convenient for cutting the printed labels, can perform precutting on labels with different sizes and specifications, and improves the practicability of the label printing machine.
The above object of the present invention is achieved by the following technical solutions:
a label printing machine comprises a frame body, a first knife roll positioned on the frame body, a second knife roll positioned on the frame body and a wind-up roll, wherein the first knife roll and the second knife roll are axially arranged in parallel, the first knife roll and the second knife roll are arranged in a hollow mode, the frame body is further provided with a driving assembly for driving the first knife roll, the second knife roll and the wind-up roll to rotate, the second knife roll is provided with a plurality of groups of second cutters for cutting printed labels, each second cutter is arranged along the axial direction of the second knife roll, a second supporting roll positioned on the frame body is arranged below the second knife roll, the second knife roll can be in contact with the second cutters, the first knife roll is provided with a plurality of guide chutes, each guide chute is arranged along the axial direction of the first knife roll, the first knife roll is sleeved with at least two groups of outer collars, each outer sleeve ring is sleeved with a first cutter, a first supporting roller which is positioned on the frame body and can be contacted with the first cutter is arranged under the first cutter roller, the outer sleeve ring and the first cutter roller are arranged concentrically, a guide slide block which can slide along the guide slide groove is arranged on the inner side wall of the outer sleeve ring, the guide slide block on each outer sleeve ring is arranged corresponding to the guide slide groove, the guide slide blocks positioned on the same outer sleeve ring are connected with an inner sleeve ring together, the inner sleeve ring is positioned in the inner cavity of the first cutter roller and is arranged concentrically with the first cutter roller, a telescopic rod which enables the two inner sleeve rings to be close to each other is arranged between the two adjacent inner sleeve rings, a conical push block is arranged between the two adjacent inner sleeve rings positioned in the same guide slide groove, each conical push block can push the adjacent inner sleeve rings to move synchronously, and two groups of conical push blocks are arranged between the two adjacent inner sleeve rings, and the two groups of conical push blocks are symmetrically arranged about the center line of the first knife roll, and a first adjusting assembly for driving the plurality of conical push blocks to synchronously move along the radial direction of the first knife roll is further arranged on the first knife roll.
By adopting the technical scheme, the first adjusting component is adjusted according to the size specification of the label, the first adjusting component drives the conical push block to move along the radial direction of the first cutter roller, the conical push block pushes the inner lantern ring to move, so that the inner lantern ring is uniformly distributed along the axial direction of the first cutter roller, the inner lantern ring drives the guide slide block to slide along the guide chute, the guide slide block drives the outer lantern ring to move along the axial direction of the first cutter roller, the outer lantern ring drives the first cutter to move, the adjustment of the space between two adjacent first cutters is realized, meanwhile, the telescopic rod stretches or contracts, then, the lifting component is adjusted, the lifting component drives the first supporting roller to move, so that the first supporting roller can cooperate with the first cutter to longitudinally pre-cut the printed label, then the driving component is adjusted, the driving component drives the first cutter roller, the second cutter roller and the wind-up roller to rotate, when the printed label is transmitted to the second cutter roller, the second cutter transversely pre-cuts the printed label, and finally, the pre-cut label roll paper is wound through the winding roller; the label printing machine of design through the adjustable rotor of design, realizes the precutting to printed label, is convenient for cut apart printed label, simultaneously, can carry out precutting to printed label of different dimensions, improves label printing machine's practicality.
The present invention in a preferred example may be further configured to: the first adjusting assembly comprises a first bidirectional screw rod concentrically arranged with the first knife roll, the first bidirectional screw rod comprises a first positive thread section and a first negative thread section which are integrally arranged, the first positive thread section and the first negative thread section are in threaded connection with a first round platform, a first guide rod positioned in an inner cavity of the first knife roll penetrates through the two first round platforms, the first guide rod and the first bidirectional screw rod are axially arranged in parallel, the first guide rod is connected with the first round platform in a sliding manner, the conical push blocks positioned on the same side of the central line of the first knife roll are jointly connected with a first connecting plate capable of being abutted against the first round platform, a plurality of conical push blocks positioned on the same first connecting plate are positioned on the side of the first connecting plate far away from the first round platform, and are uniformly distributed along the length direction of the first connecting plate, a telescopic adjusting rod is arranged between the first connecting plate and the first knife roller.
By adopting the technical scheme, the first bidirectional screw is adjusted, the first positive thread section and the first negative thread section respectively drive the first round platforms to move, the first round platforms move in opposite directions or in opposite directions, meanwhile, the first round platforms abut against and push the first connecting plate, so that the first connecting plate moves along the radial direction of the first knife roll, the first connecting plate applies force to the adjusting rod, the adjusting rod is compressed, the first connecting plate drives the conical push block to move, the conical push block pushes the inner sleeve ring to move, so that the inner sleeve ring is uniformly distributed along the axial direction of the first knife roll, the inner sleeve ring drives the guide slide block to slide along the guide slide groove, the guide slide block drives the outer sleeve ring to move along the axial direction of the first knife roll, the outer sleeve ring drives the first knife to move, and the adjustment of the distance between two adjacent first knives is realized; the designed first adjusting component can provide driving force for the conical pushing block, so that the conical pushing block is adjusted, and the first cutter is synchronously adjusted; the first guide rod can enable the first round table to move in a certain direction, and the first round table is prevented from rotating.
The present invention in a preferred example may be further configured to: the second knife roll is provided with a plurality of sliding grooves communicated with the inner cavity of the second knife roll, the sliding grooves are arranged along the axial direction of the second knife roll, the sliding grooves are uniformly distributed along the circumferential direction, each sliding groove is arranged along the axial direction of the second knife roll, each sliding groove is internally provided with a sliding plate which slides along the radial direction of the second knife roll, the sliding plate runs through the arrangement of the second knife roll, one side of the sliding plate, which is far away from the central line of the second knife roll, is connected with a second cutter, and a second adjusting component which drives the sliding plate to move along the radial direction of the second knife roll is arranged in the second knife roll.
By adopting the technical scheme, the second adjusting component is adjusted, the second adjusting component pushes the sliding plate to move along the radial direction of the second knife roll, and the sliding plate drives the second cutter to move, so that the adjustment of the distance between two adjacent second cutters is realized; the second adjusting part of design can adjust the interval between the double-phase adjacent second cutter, realizes carrying out horizontal precutting to the printed label of different dimensions, improves label printing machine's practicality.
The present invention in a preferred example may be further configured to: the second adjusting assembly comprises a second bidirectional screw rod concentrically arranged with the second cutter roll, the second bidirectional screw rod comprises a second positive thread section and a second negative thread section which are integrally arranged, the second positive thread section and the second negative thread section are respectively in threaded connection with a second round table, a second guide rod positioned in an inner cavity of the second cutter roll penetrates through the second round tables, the second guide rod and the second bidirectional screw rod are axially arranged in parallel, the second guide rod is connected with the second round table in a sliding mode, one side, close to a center line of the second cutter roll, of the sliding plate is connected with a second connecting plate capable of being abutted to the second round table, and the second connecting plate is connected with the second cutter roll through an adjusting rod.
By adopting the technical scheme, the second bidirectional screw rod is rotated, the second forward thread section and the second backward thread drive the second round table to move, the second round table drives the second connecting plate to move, the second connecting plate drives the sliding plate to move along the radial direction of the second cutter roller, the sliding plate drives the second cutter to move, meanwhile, the second connecting plate moves towards the adjusting rod, and the adjusting rod is compressed, so that the adjustment of the distance between two adjacent second cutters is realized; the designed second adjusting component is convenient for providing driving force for the sliding plate, so that the second cutter can be synchronously adjusted, the printed labels with different sizes and specifications can be longitudinally precut, and the practicability of the label printing machine is improved; the second guide rod can enable the second round table to move along a certain direction, and the second round table is prevented from rotating.
The present invention in a preferred example may be further configured to: the adjusting rod comprises a connecting section and a sliding section moving along the connecting section, the connecting section is connected with the inner side wall of the first knife roll or the second knife roll, one end of the sliding section, far away from the connecting section, is connected with the first connecting plate or the second connecting plate, and a first spring enabling the first connecting plate to move towards one side of a central line of the first knife roll or one side of a central line of the second connecting plate and the second knife roll is arranged on the adjusting rod.
Through adopting above-mentioned technical scheme, the telescopic of design is adjusted the pole, is convenient for provide the restoring force to first connecting plate and second connecting plate for first connecting plate and second connecting plate resume to initial position.
The present invention in a preferred example may be further configured to: first backup roll and second backing roll are close to support body one end all is provided with the sliding block, just first backup roll all with the second backing roll the sliding block rotates to be connected, set up the confession on the support body the groove that slides that the sliding block slided, passes the support body be provided with sliding block threaded connection's threaded rod, the threaded rod rotates with the support body to be connected.
By adopting the technical scheme, the threaded rod is rotated, the threaded rod drives the sliding block to slide along the sliding groove, and the sliding block drives the first supporting roller and the second supporting roller to move, so that the adjustment of the distance between the first supporting roller and the first cutter and the adjustment of the distance between the second supporting roller and the second cutter are realized; the first supporting roller and the second supporting roller which are capable of lifting are convenient for supporting printed label paper, and meanwhile, the first supporting roller and the first cutter as well as the second supporting roller and the second cutter are matched to pre-cut the printed label.
The present invention in a preferred example may be further configured to: the first cutter and the second cutter are both arranged in a zigzag manner.
Through adopting above-mentioned technical scheme, be the first cutter and the second cutter that the cockscomb structure set up, be convenient for carry out precutting to printed label, make the incomplete cutting of printed label simultaneously, prevent the rolling in-process and take place the fracture.
The present invention in a preferred example may be further configured to: the first supporting roller and the second supporting roller are both made of wood materials.
Through adopting above-mentioned technical scheme, first backing roll and the second backing roll that wooden material made are convenient for cut printed label with first cutter and the cooperation of second cutter.
The present invention in a preferred example may be further configured to: be provided with the installation on the support body two sets of erection joint of wind-up roll, it is two sets of erection joint all includes the motion section and can follow the installation section that the motion section slided, the motion section rotates with the support body to be connected, the installation section is close to motion section one end and is provided with the confession the hole that slides that the motion section slided, the hole that slides is followed installation section length direction sets up, two the installation section is close to one end each other and has seted up the confession the mounting hole of wind-up roll installation, the mounting hole is installed with the installation shaft fit of wind-up roll, the cover is equipped with on the motion section and is made the installation section tends to keeping away from the second spring of motion section one side motion.
By adopting the technical scheme, when the winding roller is installed, force is applied to the installation section, so that the installation section moves to one side of the movement section, the winding roller can be installed after the installation section moves, and the winding pipe is installed in the installation hole; the telescopic erection joint of design is convenient for carry out the dismouting to the wind-up roll.
The present invention in a preferred example may be further configured to: the drive assembly is including being located drive motor on the support body, install the driving gear in drive motor's the drive shaft, first rotor with driving gear coaxial coupling, second rotor and all install driven gear on the extension section that the support body was stretched out to the motion section, the driving gear is with two sets of drive chain is gone up jointly around being equipped with to the driven gear.
By adopting the technical scheme, the driving motor is adjusted, the driving shaft of the driving motor drives the driving gear to rotate, the driving gear drives the transmission chain to rotate, and the transmission chain drives the driven gear to rotate, so that the first knife roll, the second knife roll and the winding roll can rotate; the drive assembly of design can provide drive power to first rotor, second rotor and wind-up roll for first rotor, second rotor and wind-up roll rotate.
In summary, the invention includes at least one of the following beneficial technical effects:
1. according to the label printing machine, the pre-cutting of the printed labels is realized through the designed adjustable knife roller, the printed labels are conveniently cut, meanwhile, the printed labels with different sizes and specifications can be pre-cut, and the practicability of the label printing machine is improved;
2. according to the label printing machine, the first cutter and the second cutter which are designed in the zigzag manner are convenient for pre-cutting a printed label, and meanwhile, the printed label is not completely cut, so that the printed label is prevented from being broken in the winding process.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along plane A-A of FIG. 2;
FIG. 4 is an enlarged schematic view of section B of FIG. 3;
FIG. 5 is an enlarged schematic view of section C of FIG. 3;
FIG. 6 is a cross-sectional view taken along plane D-D of FIG. 2;
FIG. 7 is an enlarged schematic view of section E of FIG. 2;
fig. 8 is an enlarged schematic view of portion F of fig. 7.
Reference numerals: 1. a frame body; 2. a first knife roll; 21. a first cutter; 22. an outer collar; 23. a guide slider; 24. a guide chute; 25. a first spring; 26. adjusting a rod; 261. a connecting section; 262. a slipping section; 3. a second knife roll; 31. a sliding groove; 32. a sliding plate; 33. a second cutter; 4. a wind-up roll; 41. installing a connector; 411. an installation section; 412. a motion segment; 42. a sliding hole; 43. mounting holes; 44. a guide caulking groove; 45. a guide rib; 46. a second spring; 5. a first support roller; 51. a sliding groove; 52. a sliding block; 53. a threaded rod; 6. a second support roller; 7. a drive assembly; 71. a drive motor; 72. a driving gear; 73. a driven gear; 74. a drive chain; 8. a first adjustment assembly; 81. a first bidirectional screw; 82. a first circular table; 83. a first connecting plate; 84. a conical push block; 9. a second adjustment assembly; 91. a second bidirectional screw; 92. a second circular table; 93. a second connecting plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example 1
Referring to fig. 1 and 2, a label printer disclosed by the present invention comprises a frame body 1, wherein a first knife roll 2, a second knife roll 3 and a wind-up roll 4 are sequentially and rotatably connected to the frame body 1, the first knife roll 2 and the second knife roll 3 are axially parallel, the first knife roll 2 and the second knife roll 3 are both hollow, the frame body 1 is further provided with a driving assembly 7 for driving the first knife roll 2, the second knife roll 3 and the wind-up roll 4 to rotate, as shown in fig. 6, the second knife roll 3 is provided with three groups of second cutters 33 capable of cutting labels, the three groups of second cutters 33 are uniformly arranged along the circumferential direction of the second knife roll 3, each second cutter 33 is arranged along the axial direction of the second knife roll 3, a second support roll 6 positioned on the frame body 1 is arranged below the second knife roll 3, the second support roll 6 can be contacted with the second cutter 33, the first cutter 21 is arranged on the first knife roll 2, and first cutter 21 and second cutter 33 all are the cockscomb structure setting, are provided with the first backup roll 5 that is located support body 1 and can contact with first cutter 21 under first rotor 2, and first backup roll 5 and second backup roll 6 all set up to wooden material.
Referring to fig. 3, 4 and 5, the first knife roll 2 is provided with three sets of guide chutes 24, the three sets of guide chutes 24 are uniformly distributed along the circumferential direction of the first knife roll 2, each guide chute 24 is arranged along the axial direction of the knife roll, the first knife roll 2 is sleeved with four sets of outer collars 22, the outer collars 22 and the first knife roll 2 are concentrically arranged, the first cutter 21 is sleeved on the outer collar 22, the first cutter 21 and the outer collar 22 are integrally connected, the inner side wall of the outer collar 22 is fixed with a guide block 23 capable of sliding along the guide chutes 24, the guide block 23 on each outer collar 22 is arranged corresponding to the guide chute 24, the guide blocks 23 on the same outer collar 22 are connected with an inner collar together, two adjacent inner collars are connected through a telescopic rod, the telescopic rod is arranged along the axial direction parallel to the axial direction of the first knife roll 2, and the telescopic rod has a tendency of making the two adjacent inner collars approach each other, which is not shown in the figure, the inner lantern ring is positioned in the inner cavity of the first knife roller 2 and is arranged concentrically with the first knife roller 2, a conical push block 84 is arranged between two adjacent inner lantern rings positioned in the same guide chute 24, the conical push block 84 can push the two adjacent inner lantern rings to move synchronously, two groups of conical push blocks 84 are arranged between two adjacent groups of inner lantern rings, the two groups of conical push blocks 84 are symmetrically arranged relative to the central line of the first knife roller 2, and the first knife roller 2 is also provided with a first adjusting component 8 for driving the conical push blocks 84 to move synchronously along the radial direction of the first knife roller 2; the first adjusting component 8 comprises a first bidirectional screw 81 which is concentric with the first knife roll 2, the first bidirectional screw 81 comprises a first positive thread section and a first negative thread section which are integrally arranged, the first positive thread section and the first negative thread section are both in threaded connection with a first round platform 82 respectively, a first guide rod which is positioned in the inner cavity of the first knife roll 2 and is not shown in the figure is arranged through the two first round platforms 82, the first guide rod and the first bidirectional screw 81 are axially arranged in parallel, and the first guide rod is connected with the first round table 82 in a sliding way, the conical push blocks 84 positioned on the same side of the central line of the first knife roller 2 are connected with a first connecting plate 83 which can be abutted against the first round table 82, and the conical pushing blocks 84 are positioned on one side of the first connecting plate 83 far away from the first round platform 82, the three groups of conical pushing blocks 84 are uniformly distributed along the length direction of the first connecting plate 83, and a telescopic adjusting rod 26 is arranged between the first connecting plate 83 and the inner wall of the first knife roller 2.
Referring to fig. 6, three sets of sliding grooves 31 communicated with an inner cavity of the second knife roll 3 are formed in the second knife roll 3, the three sets of sliding grooves 31 are uniformly distributed along the circumferential direction, each sliding groove 31 is arranged along the axial direction of the second knife roll 3, a sliding plate 32 sliding along the radial direction of the second knife roll 3 is arranged in each sliding groove 31, the sliding plate 32 penetrates through the second knife roll 3, one side, far away from the center line of the second knife roll 3, of the sliding plate 32 is connected with a second cutter 33, and a second adjusting assembly 9 driving the sliding plate 32 to move along the radial direction of the second knife roll 3 is arranged in the second knife roll 3; the second adjusting assembly 9 comprises a second bidirectional screw 91 concentrically arranged with the second knife roll 3, the second bidirectional screw 91 comprises a second positive thread section and a second negative thread section which are integrally arranged, a second round table 92 is in threaded connection with the second positive thread section and the second negative thread section, a second guide rod positioned in the inner cavity of the second knife roll 3 is arranged through the two second round tables 92, the second guide rod is not shown in the figure and is axially parallel to the second bidirectional screw 91, the second guide rod is connected with the second round table 92 in a sliding manner, a second connecting plate 93 capable of being abutted against the second round table 92 is integrally connected to one side, close to the center line of the second knife roll 3, of the sliding plate 32, and the second connecting plate 93 is connected with the inner wall of the second knife roll 3 through an adjusting rod 26.
Referring to fig. 5, the adjusting rod 26 includes a connecting section 261 and a sliding section 262 moving along the connecting section 261, the connecting section 261 is hollow, the sliding section 262 is embedded in the connecting section 261, the connecting section 261 is connected with the inner cavity wall of the first knife roll 2 or the second knife roll 3, one end of the sliding section 262 far away from the connecting section 261 is connected with the first connecting plate 83 or the second connecting plate 93, a first spring 25 capable of enabling the sliding section 262 to move towards one side far away from the connecting section 261 is embedded in the connecting section 261, one end of the first spring 25 is connected with the connecting section 261, and the other end of the first spring is connected with the inner side wall of the first knife roll 2 or the second knife roll 3.
Referring to fig. 3 and 4, both ends that first backup roll 5 and second backup roll 6 are close to support body 1 all are connected with sliding block 52, and first backup roll 5 and second backup roll 6 all rotate with sliding block 52 and be connected, set up the groove 51 that slides that supplies sliding block 52 to slide on support body 1, pass support body 1 and be provided with the threaded rod 53 with sliding block 52 threaded connection, and threaded rod 53 runs through support body 1 and is connected with support body 1 rotation, the handle is installed to the extension section tip that threaded rod 53 stretches out support body 1.
Referring to fig. 7 and 8, two sets of mounting joints 41 for mounting the wind-up roll 4 are disposed on the frame body 1, each set of mounting joints 41 includes a moving section 412 and a mounting section 411 capable of sliding along the moving section 412, the moving section 412 is rotatably connected to the frame body 1, a sliding hole 42 for sliding the moving section 412 is disposed at one end of the mounting section 411 close to the moving section 412, the sliding hole 42 is disposed along the length direction of the mounting section 411, a mounting hole 43 for mounting the wind-up roll 4 is disposed at one end of the two mounting sections 411 close to each other, the mounting hole 43 is mounted in cooperation with the mounting shaft of the wind-up roll 4, a second spring 46 for making the mounting section 411 tend to move towards the side far from the moving section 412 is sleeved on the moving section 412, one end of the second spring 46 is connected to the frame body 1, the other end is connected to the mounting section 411, and the mounting shaft of the wind-up roll 4 is disposed in a regular polygon shape, preferably a regular hexagonal rib in this embodiment, a guide 45 is disposed on the moving section 412, the guiding protruding ribs 45 are arranged along the length direction of the moving section 412, and the mounting section 411 is provided with guiding embedded grooves 44 for the sliding of the guiding protruding ribs 45.
Referring to fig. 1, the driving assembly 7 includes a driving motor 71 located on the frame body 1, a driving gear 72 is mounted on a driving shaft of the driving motor 71, the driving gear 72 is coaxially connected with the first knife roller 2, driven gears 73 are mounted on extension sections of the second knife roller 3 and the moving section 412 extending out of the frame body 1, and a transmission chain 74 is wound on the driving gear 72 and the two sets of driven gears 73 together.
The implementation principle of the embodiment is as follows: according to the size specification of the label, a first bidirectional screw 81 is adjusted, a first positive thread section and a first negative thread section respectively drive a first round platform 82 to move, the first round platforms 82 move in an opposite direction or in a deviating direction, meanwhile, the first round platforms 82 push against a first connecting plate 83, the first connecting plate 83 moves along the radial direction of a first knife roll 2, the first connecting plate 83 applies force to an adjusting rod 26, the adjusting rod 26 compresses, the first connecting plate 83 drives a conical push block 84 to move, the conical push block 84 pushes an inner sleeve ring to move, the inner sleeve ring is uniformly distributed along the axial direction of the first knife roll 2, the inner sleeve ring drives a guide sliding block 23 to slide along a guide sliding groove 24, the guide sliding block 23 drives an outer sleeve ring 22 to move along the axial direction of the first knife roll 2, the outer sleeve ring 22 drives a first knife 21 to move, and synchronous adjustment of the distance between two adjacent first knives 21 is realized; then, the second bidirectional screw 91 is rotated, the second forward thread section and the second backward thread drive the second round table 92 to move, the second round table 92 drives the second connecting plate to move, the second connecting plate drives the sliding plate 32 to move along the sliding groove 31, the sliding plate 32 moves along the radial direction of the second cutter roll 3, the sliding plate 32 drives the second cutter 33 to move, meanwhile, the second connecting plate moves towards the adjusting rod 26, and the adjusting rod 26 is compressed, so that the adjustment of the distance between two adjacent second cutters 33 is realized; then, the threaded rod 53 is rotated, the threaded rod 53 drives the sliding block 52 to slide along the sliding groove 51, and the sliding block 52 drives the first supporting roller 5 and the second supporting roller 6 to move, so that the adjustment of the distance between the first supporting roller 5 and the first cutter 21 and the adjustment of the distance between the second supporting roller 6 and the second cutter 33 are realized; finally, the driving motor 71 is adjusted, a driving shaft of the driving motor 71 drives the driving gear 72 to rotate, the driving gear 72 drives the transmission chain 74 to rotate, the transmission chain 74 drives the driven gear 73 to rotate, rotation of the first knife roller 2, the second knife roller 3 and the winding roller 4 is achieved, longitudinal pre-cutting is conducted on printed labels through the first cutter 21, transverse pre-cutting is conducted on the printed labels through the second cutter 33, and finally pre-cut label roll paper is wound through the winding roller 4.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (10)

1. The label printing machine is characterized by comprising a frame body (1), a first knife roll (2) positioned on the frame body (1), a second knife roll (3) positioned on the frame body (1) and a winding roll (4), wherein the first knife roll (2) and the second knife roll (3) are arranged in an axial direction in parallel, the first knife roll (2) and the second knife roll (3) are arranged in a hollow mode, a driving component (7) for driving the first knife roll (2), the second knife roll (3) and the winding roll (4) to rotate is further arranged on the frame body (1), a plurality of groups of second cutters (33) capable of cutting printed labels are arranged on the second knife roll (3), each second cutter (33) is arranged along the axial direction of the second knife roll (3), a second cutter (6) positioned on the frame body (1) is arranged below the second knife roll (3), the second knife roll (3) can be in contact with the second cutter (33), the first knife roll (2) is provided with a plurality of guide chutes (24), each guide chute (24) is arranged along the axial direction of the first knife roll (2), the first knife roll (2) is sleeved with at least two groups of outer collars (22), each outer collar (22) is sleeved with a first cutter (21), a first support roller (5) which is positioned on the frame body (1) and can be in contact with the first cutter (21) is arranged under the first knife roll (2), the outer collars (22) and the first knife roll (2) are concentrically arranged, the inner side wall of the outer collars (22) is provided with guide sliders (23) which can slide along the guide chutes (24), the guide sliders (23) on each outer collar (22) are arranged corresponding to the guide chutes (24), and the guide sliders (23) positioned on the same outer collars (22) are connected with an inner collar together, the inner sleeve ring is arranged in an inner cavity of the first knife roller (2) and concentrically arranged with the first knife roller (2), two adjacent inner sleeve rings are provided with telescopic rods enabling the two inner sleeve rings to be close to each other, two adjacent inner sleeve rings are arranged in the same guide chute (24), conical push blocks (84) are arranged between the two inner sleeve rings, each conical push block (84) can push the adjacent inner sleeve rings to move synchronously, two groups of adjacent conical push blocks (84) are arranged between the two inner sleeve rings, the conical push blocks (84) are symmetrically arranged about the center line of the first knife roller (2), and a plurality of first adjusting components (8) for driving the conical push blocks (84) to move synchronously along the radial direction of the first knife roller (2) are further arranged on the first knife roller (2).
2. The label printer according to claim 1, characterized in that the first adjusting assembly (8) comprises a first bidirectional screw (81) concentrically arranged with the first knife roll (2), the first bidirectional screw (81) comprises a first forward thread section and a first backward thread section which are integrally arranged, the first forward thread section and the first backward thread section are both in threaded connection with a first round platform (82), a first guide rod positioned in the inner cavity of the first knife roll (2) is arranged through the two first round platforms (82), the first guide rod and the first bidirectional screw (81) are axially arranged in parallel, the first guide rod and the first round platform (82) are connected in a sliding manner, the conical push blocks (84) positioned on the same side of the central line of the first knife roll (2) are jointly connected with a first connecting plate (83) capable of abutting against the first round platform (82), the conical pushing blocks (84) on the first connecting plate (83) are located on one side, away from the first round table (82), of the first connecting plate (83), the conical pushing blocks (84) are evenly distributed along the length direction of the first connecting plate (83), and a telescopic adjusting rod (26) is arranged between the first connecting plate (83) and the first knife roll (2).
3. A label printing machine according to claim 2, wherein the second knife roller (3) is provided with a plurality of sliding grooves (31) communicated with the inner cavity of the second knife roller (3), the sliding grooves (31) are arranged along the axial direction of the second knife roll (3), the sliding grooves (31) are uniformly distributed along the circumferential direction, each sliding groove (31) is arranged along the axial direction of the second knife roll (3), and a sliding plate (32) which slides along the radial direction of the second knife roll (3) is arranged in each sliding groove (31), the sliding plate (32) penetrates through the second knife roller (3), one side of the sliding plate (32) far away from the center line of the second knife roller (3) is connected with the second cutter (33), and a second adjusting component (9) for driving the sliding plate (32) to move along the radial direction of the second knife roller (3) is arranged in the second knife roller (3).
4. A label printing machine according to claim 3, wherein the second adjusting assembly (9) comprises a second bidirectional screw (91) concentrically arranged with the second cutter roller (3), the second bidirectional screw (91) comprises a second forward thread section and a second backward thread section which are integrally arranged, the second forward thread section and the second backward thread section are respectively in threaded connection with a second circular table (92), a second guide rod positioned in the inner cavity of the second cutter roller (3) is arranged through the two second circular tables (92), the second guide rod and the second bidirectional screw (91) are axially arranged in parallel, the second guide rod and the second circular table (92) are connected in a sliding manner, a second connecting plate (93) capable of abutting against the second circular table (92) is connected to one side of the sliding plate (32) close to the center line of the second cutter roller (3), the second connecting plate (93) is connected with the second knife roller (3) through an adjusting rod (26).
5. The label printer according to claim 4, characterized in that the adjusting lever (26) comprises a connecting section (261) and a sliding section (262) moving along the connecting section (261), the connecting section (261) is connected with the inner side wall of the first knife roller (2) or the second knife roller (3), one end of the sliding section (262) far away from the connecting section (261) is connected with the first connecting plate (83) or the second connecting plate (93), and the adjusting lever (26) is provided with a first spring (25) which enables the first connecting plate (83) to move towards one side of the center line of the first knife roller (2) or the second connecting plate (93) to move towards one side of the center line of the second knife roller (3).
6. The label printing machine according to claim 1, wherein the first supporting roller (5) and the second supporting roller (6) are close to one end of the frame body (1) and are provided with sliding blocks (52), the first supporting roller (5) and the second supporting roller (6) are connected with the sliding blocks (52) in a rotating mode, a sliding groove (51) for the sliding blocks (52) to slide is formed in the frame body (1), the frame body (1) is penetrated and provided with a threaded rod (53) in threaded connection with the sliding blocks (52), and the threaded rod (53) is connected with the frame body (1) in a rotating mode.
7. A label printer according to claim 1, wherein said first cutter (21) and said second cutter (33) are arranged in a zigzag pattern.
8. A label printing machine according to claim 1, wherein the first support roller (5) and the second support roller (6) are both provided in a wood material.
9. The label printer according to claim 1, wherein two sets of mounting joints (41) for mounting the winding roller (4) are arranged on the frame body (1), each set of mounting joint (41) comprises a moving section (412) and a mounting section (411) capable of sliding along the moving section (412), the moving section (412) is rotatably connected with the frame body (1), a sliding hole (42) for sliding the moving section (412) is arranged at one end, close to the moving section (412), of the mounting section (411), the sliding hole (42) is arranged along the length direction of the mounting section (411), a mounting hole (43) for mounting the winding roller (4) is formed at one end, close to each other, of the mounting sections (411), the mounting hole (43) is matched with a mounting shaft of the winding roller (4), and a second spring (46) for enabling the mounting section (411) to tend to move towards one side far away from the moving section (412) is sleeved on the moving section (412) .
10. The label printing machine according to claim 9, wherein the driving assembly (7) comprises a driving motor (71) located on the frame body (1), a driving gear (72) is installed on a driving shaft of the driving motor (71), the first knife roller (2) is coaxially connected with the driving gear, driven gears (73) are installed on the second knife roller (3) and an extension section of the moving section (412) extending out of the frame body (1), and a transmission chain (74) is wound on the driving gear (72) and the two sets of driven gears (73) together.
CN202010467942.6A 2020-05-28 2020-05-28 Label printing machine Active CN111703193B (en)

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CN113858781B (en) * 2021-09-11 2023-04-07 惠州市杰佰净化有限公司 Dustless cloth processing equipment
CN114435660B (en) * 2022-03-21 2024-07-09 东莞市冠荣商标织造有限公司 Automatic arrangement packagine machine with trade mark sign cuts apart

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