CN110789804B - Labeling device suitable for pre-glued label - Google Patents
Labeling device suitable for pre-glued label Download PDFInfo
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- CN110789804B CN110789804B CN201911118825.2A CN201911118825A CN110789804B CN 110789804 B CN110789804 B CN 110789804B CN 201911118825 A CN201911118825 A CN 201911118825A CN 110789804 B CN110789804 B CN 110789804B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C9/00—Details of labelling machines or apparatus
- B65C9/08—Label feeding
- B65C9/18—Label feeding from strips, e.g. from rolls
- B65C9/1803—Label feeding from strips, e.g. from rolls the labels being cut from a strip
- B65C9/1815—Label feeding from strips, e.g. from rolls the labels being cut from a strip and transferred by suction means
- B65C9/1819—Label feeding from strips, e.g. from rolls the labels being cut from a strip and transferred by suction means the suction means being a vacuum drum
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C3/00—Labelling other than flat surfaces
- B65C3/06—Affixing labels to short rigid containers
- B65C3/08—Affixing labels to short rigid containers to container bodies
- B65C3/14—Affixing labels to short rigid containers to container bodies the container being positioned for labelling with its centre-line vertical
- B65C3/16—Affixing labels to short rigid containers to container bodies the container being positioned for labelling with its centre-line vertical by rolling the labels onto cylindrical containers, e.g. bottles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65C—LABELLING OR TAGGING MACHINES, APPARATUS, OR PROCESSES
- B65C9/00—Details of labelling machines or apparatus
- B65C9/26—Devices for applying labels
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Abstract
The invention discloses a labeling device suitable for pre-glued labels, which comprises: the label cutting roller is provided with a plurality of groups of anvil positions, the number of the anvil positions in one group is at least two, the anvil positions are uniformly arranged at intervals in the circumferential direction of a roller body of the label cutting roller, one group of anvil positions are matched with pre-coated labels with corresponding length specifications, the labeling drum is provided with a plurality of groups of positioning blocks, each group of positioning blocks comprises a head positioning block and a tail positioning block, and a head gluing area and a tail gluing area of each pre-coated label can be positioned at the adjacent head positioning block and tail positioning block in the adjacent two groups of positioning blocks during working; and a laser cutter capable of cutting the dividing area is arranged outside the label cutting roller. The invention has the advantages that: the cutting of the pre-glued label is realized through laser, so that the labeling efficiency of the pre-glued label is greatly improved.
Description
Technical Field
The invention relates to the technical field of labeling equipment in a liquid filling production line, in particular to a labeling device for pre-glued labels.
Background
The labeling device in the liquid filling production line mainly comprises a label cutting mechanism and a labeling mechanism.
The label cutting mechanism therein mainly comprises: the label cutting roller, the knife roller and the label feeding roller set. Wherein, the roll body cavity of label cutting roller forms label cutting roller inner chamber, and the roll body surface is provided with a plurality of absorption holes that are linked together with label cutting roller inner chamber, and label cutting roller inner chamber is linked together with vacuum device, and label cutting roller inner chamber and absorption hole internal formation negative pressure under vacuum device's effect to make the label can be adsorbed on the roll body surface of label cutting roller. When the label is cut, the label is sent into the label cutting roller at the label feeding station by the label feeding roller group, the label is adsorbed on the label cutting roller and rotates along with the label cutting roller, and when the partition area on the label cutting roller rotates to the position of the knife roller positioned at the label cutting station, the cutter on the knife roller cuts off the partition area.
Wherein labeling mechanism includes: labeling drum and a container conveying mechanism to be labeled. The label sticking drum is characterized in that a drum body of the label sticking drum is hollow to form a label sticking drum inner cavity, a plurality of label sucking holes communicated with the label sticking drum inner cavity are formed in the surface of the drum body of the label sticking drum, the label sticking drum inner cavity is communicated with a negative pressure device, and the label sticking drum inner cavity and the label sucking holes form negative pressure under the action of the negative pressure device, so that a single label can be adsorbed on the surface of a roller body of the label sticking drum. Waiting to paste mark container conveying mechanism includes: the label sticking device comprises a supporting rotary table driven by a rotary driving mechanism, wherein a plurality of to-be-labeled stations are arranged on the supporting rotary table at intervals in the circumferential direction, a rotation driving mechanism for driving a container to rotate is arranged at each to-be-labeled station, the supporting rotary table can rotate to convey the to-be-labeled container to the labeling station, and the container on the supporting rotary table is tangent to a labeling drum at the labeling station.
The label comprises coiled continuous labels which are sequentially connected end to end, and a partition area for being cut off is arranged between every two adjacent labels. The label cutting roller cuts off the partition areas in sequence, so that the coiled labels are cut into single labels in sequence, the single labels are conveyed to the labeling drum by the label cutting roller, and the labeling drum conveys and adheres the single labels to containers to be labeled which rotate on the supporting rotary table moving to the labeling station.
The current labeling device has the following defects: firstly, need set up mechanical knife in addition among the label cutting mechanism, adopt mechanical knife to cut the subregion promptly, such structure is more complicated, and mechanical assembly precision requires highly, and the installation is loaded down with trivial details, and the cutter is worn and torn easily. Two, along with beverage filling production level's continuous improvement, the label of precoating with glue has appeared, the label of precoating glues promptly, the head back and the afterbody back of waiting to cut are glued the label end to end in advance, and the head back and the afterbody back of every label are all precoated with glue, are provided with between two adjacent labels of precoating and are used for the subregion by the cutting off, when cutting to this kind of label of precoating glue, easy viscose on the cutter among the above-mentioned mark device that pastes to make the cutter often unable normal work, cutting efficiency is low.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the utility model provides a subsides mark device suitable for glue label of precoating, its cutting that can improve glue label of precoating greatly with paste mark efficiency.
In order to solve the problems, the invention adopts the technical scheme that: a labeling apparatus suitable for pre-glued labels, comprising: the label cutting roller and the labeling drum can adsorb labels on the surfaces of the labels through negative pressure, so that the labels are conveyed along with rotation, the label input mechanism is used for sending the pre-coated labels to be cut which are sequentially connected end to the label cutting roller, and the container conveying mechanism can convey the containers to be labeled to a labeling station and is matched with the labeling drum to adhere the pre-coated labels to be labeled;
when the number of the anvil bits in one group of anvil bits is more than one, the anvil bits are uniformly arranged at intervals in the circumferential direction of a roller body of the label cutting roller, and the length of the arc interval between every two adjacent anvil bits is larger than the length of a single pre-glued label to be cut; the labeling drum is provided with a plurality of groups of positioning blocks, each group of positioning blocks comprises a head positioning block and a tail positioning block, and the arc length from the adjacent head positioning block to the tail positioning block in the two adjacent groups of positioning blocks is matched with the length of a single pre-coated label, so that the head gluing area and the tail gluing area of each pre-coated label can be positioned at the adjacent head positioning block and the tail positioning block in the two adjacent groups of positioning blocks in work; each anvil position on each circle of the label cutting roller can sequentially pass through the label feeding position, the label cutting starting position and the label discharging position, and a laser cutter capable of cutting a partition area between two adjacent pre-coated labels at the label cutting starting position is arranged outside the label cutting roller; the label input mechanism sends the pre-coated labels to be cut to the label cutting roller at the label feeding station, the single pre-coated labels cut by the laser cutter are sent to the label pasting drum by the label cutting roller at the label outlet station, the head glue coating area and the tail glue coating area of each pre-coated label on the label pasting drum are respectively positioned at the adjacent head positioning block and tail positioning block in the adjacent two groups of positioning blocks, and the label pasting drum sequentially sends each pre-coated label and is pasted on the container conveyed to the label pasting station by the container conveying mechanism to be pasted at the label pasting station.
Further, in the labeling device for pre-glued labels, the laser cutter is a laser beam cutter or a laser line cutter.
Further, the aforementioned labeling apparatus for pre-glued labels, wherein the laser beam cutter comprises: laser emitter, laser galvanometer or laser rotating mirror.
Further, the labeling device for pre-glued labels as described above, wherein the label feeding mechanism comprises: the label feeding power roller is driven by a motor, and the pre-coated labels are guided by the label feeding power roller to enter the label cutting roller at a label feeding station under the clamping and conveying of the label feeding power roller and the pressing roller.
Still further, according to the labeling device suitable for the pre-glued label, the label feeding power roller, the pressing roller and the label cutting roller are all provided with the non-stick coatings, and the non-stick coatings enable glue on the pre-glued label to be cut not to be adhered to the label feeding power roller, the pressing roller and the label cutting roller.
Further, aforementioned labeling device suitable for pre-glued label, wherein, the drum body surface of labeling drum is provided with the mounting groove that inwards caves in, and the head locating piece and the afterbody locating piece of every group locating piece are all installed in mounting groove.
Further, aforementioned be applicable to subsides mark device of gluing label in advance, wherein, the head locating piece of every group locating piece and afterbody locating piece all bulge in the drum body surface mounting of labeling the drum.
Further, the labeling device suitable for the pre-glued label is characterized in that a first anvil position, a second anvil position, a third anvil position, a fourth anvil position, a fifth anvil position and a sixth anvil position are arranged on the surface of the roller body of the label cutting roller, wherein the first anvil position, the second anvil position, the third anvil position and the fourth anvil position are uniformly arranged at intervals of 90 degrees, and the second anvil position, the fifth anvil position and the sixth anvil position are uniformly arranged at intervals of 120 degrees; any pair of two anvils arranged at 180-degree intervals in the first anvil position, the second anvil position, the third anvil position and the fourth anvil position form a first group of anvil positions, and the first anvil position, the second anvil position, the third anvil position and the fourth anvil position form a second group of anvil positions; the second anvil station, the fifth anvil station and the sixth anvil station form a third group of anvil stations; any one anvil is a single anvil, i.e. a fourth set of anvils.
Further, according to the labeling device suitable for the pre-glued label, the anvil block is arranged on the anvil position, and the anvil block is made of tungsten steel.
Further, according to the labeling device suitable for the pre-glued label, a gap is formed between the head positioning block and the tail positioning block of each positioning block.
The invention has the advantages that: the utility model provides a, adopt laser to realize the cutting of precoating and glue the label, avoid using mechanical sword cutting to solve the problem that precoating and glue the label cutting inefficiency, improved the cutting efficiency and the cutting precision and the cutting quality of precoating and glue the label efficiency of pasting of label greatly, thereby improve the precoating greatly. And secondly, due to the arrangement of a plurality of groups of anvil positions on one label cutting roller, one label cutting roller can cut labels with various length sizes, so that the application range of the labeling device with the same specification is greatly enlarged. And thirdly, the service life is long, the maintenance is convenient, and the use cost is reduced.
Drawings
Fig. 1 is a schematic structural view of a labeling apparatus suitable for pre-glued labels according to the present invention.
Fig. 2 is an enlarged schematic view of a portion a of fig. 1.
Fig. 3 is a schematic view of the mounting structure of the positioning block protruding from the drum surface of the labeling drum in the labeling device for pre-glued labels according to the present invention.
Fig. 4 is a schematic view of the construction of a pre-glued label to be cut.
Detailed Description
The invention is described in further detail below with reference to the figures and preferred embodiments.
The pre-glued label 7 to be cut is first introduced. As shown in fig. 4, the pre-glued labels 7 to be cut are arranged in a roll, end to end, with the patterned side of each pre-glued label 7 being the front side and the other side being the back side. The back face of the head and the back face of the tail of each sheet are pre-coated with glue, which are referred to as a head glue coating area 71 and a tail glue coating area 72 for convenience of description, and a cutting area 73 for cutting is arranged between two adjacent pre-coated labels 7 to be cut.
As shown in fig. 1, a labeling apparatus suitable for pre-glued labels comprises: the label cutting roller 1 and the labeling drum 2 can adsorb the labels on the surfaces of the labels through negative pressure, so that the labels are conveyed along with rotation, a label input mechanism for feeding the pre-coating adhesive labels 7 to be cut which are sequentially connected end to the label cutting roller 1, and a container conveying mechanism 9 to be labeled, which can convey the containers 8 to be labeled to a labeling station 40 and the labeling drum 2 to be matched with and adhere the pre-coating adhesive labels 7. The main structure of the labeled container conveying mechanism 9 comprises: the label sticking device comprises a supporting rotary table 91 driven by a driving mechanism to rotate, a plurality of to-be-labeled stations 92 are arranged on the circumference of the supporting rotary table 91, each to-be-labeled station 92 is provided with a self-rotation driving mechanism for driving the container 8 to rotate, an external conveying mechanism continuously conveys the container 8 to be labeled to the to-be-labeled station 92 of the supporting rotary table 91, and the supporting rotary table 91 rotates so as to continuously convey the container to be labeled to the labeling station 40.
The surface of the roller body of the label cutting roller 1 is provided with a plurality of groups of anvil positions, the number of the anvil positions of each group of anvil positions is at least one, and when the number of the anvil positions of one group of anvil positions is single, the length of a single pre-glued label 7 is smaller than the circumferential length of the cross section of the roller body of the label cutting roller 1. When the number of the anvil bits of one group of anvil bits is more than one, the anvil bits are uniformly arranged at intervals in the circumferential direction of the roller body of the label cutting roller 1, and the length of the arc interval between every two adjacent anvil bits is larger than the length of a single pre-glued label 7 to be cut. In this embodiment, the surface of the roller body of the label cutting roller 1 is provided with a first anvil 101, a second anvil 102, a third anvil 103, a fourth anvil 104, a fifth anvil 105, and a sixth anvil 106; the first anvil 101, the second anvil 102, the third anvil 103 and the fourth anvil 104 are arranged at 90 ° uniform intervals, and the second anvil 102, the fifth anvil 105 and the sixth anvil 106 are arranged at 120 ° uniform intervals. Any pair of two anvils arranged at 180-degree intervals in the first anvil 101, the second anvil 102, the third anvil 103 and the fourth anvil 104 form a first group of anvils, and the first anvil 101, the second anvil 102, the third anvil 103 and the fourth anvil 104 form a second group of anvils; the second anvil 102, the fifth anvil 105, and the sixth anvil 106 form a third set of anvils. Any one of the anvils on the cutter drum 1 may be treated as a single anvil, i.e. a fourth set of anvils. Four sets of anvil positions, namely a first set of anvil positions, a second set of anvil positions, a third set of anvil positions and a single anvil position, namely a fourth set of anvil positions, are arranged on one label cutting roller 1, so that one label cutting roller 1 can be suitable for cutting pre-coated labels with various length specifications, and the adaptability of the label cutting roller 1 is greatly improved. During cutting, a group of anvil positions matched with the length of the label to be cut can be selected, and matching is that: if a group of two or more than two anvil positions is selected, the length of a single pre-glued label to be cut is smaller than the length of the circular arc interval between every two adjacent anvil positions in the same group of anvil positions; if a single anvil is selected, the length of the individual pre-glued labels to be cut is less than the circumferential length of the cross-section of the roller body of the cutter roller 1. Taking the first anvil 101, the second anvil 102, the third anvil 103 and the fourth anvil 104 as an example to form the second set of anvils, the length of the pre-glued label to be cut adapted to the second set of anvils needs to be smaller than the length L of the arc interval between the adjacent first anvil 101 and the adjacent fourth anvil 104. A matched group of anvil positions is selected, so that smooth cutting of the labels is facilitated, cutting efficiency is improved, and outward conveying of the cut single pre-glued labels is facilitated.
In this embodiment, the hammering block that all is provided with on every hammering block position, the hammering block material adopts the tungsten steel, and the advantage that adopts the tungsten steel lies in: the tungsten steel has good stability and can effectively avoid deformation.
A plurality of groups of positioning blocks 3 are arranged on the labeling drum 2, each group of positioning blocks 3 comprises a head positioning block 31 and a tail positioning block 32, and a gap 33 is reserved between the head positioning block 31 and the tail positioning block 32 of each group of positioning blocks 3. The gap 33 is provided for the purpose of facilitating the application of the pre-glued label. The positioning block 3 is arranged on the surface of the labeling drum 2 in the following two ways: the surface of the drum body of the labeling drum 2 is provided with an inward-concave mounting groove, and a head positioning block 31 and a tail positioning block 32 of each group of positioning blocks are mounted in the mounting grooves. Secondly, the head positioning block 31 and the tail positioning block 32 of each group of positioning blocks 3 are arranged to protrude out of the surface of the drum body of the labeling drum 2. Both installation modes are feasible, and one of the installation modes can be selected according to actual use requirements. The arc length from the head positioning block 31 to the tail positioning block 32 which are adjacent in the two adjacent groups of positioning blocks 3 is matched with the length of the single pre-glued label 7, so that the head gluing area 71 and the tail gluing area 72 of each pre-glued label 7 can be respectively positioned at the head positioning block 31 and the tail positioning block 32 which are adjacent in the two adjacent groups of positioning blocks 3 in the working process. When the pre-coated labels with different single length specifications need to be replaced, a group of anvil positions which are matched with the pre-coated labels on the label cutting roller 1 are selected, the labeling drum 2 is replaced at the same time, the diameter of the replaced labeling drum 2 is the same as that of the original labeling drum, and the number and arrangement of the positioning blocks on the labeling drum are matched with the replaced pre-coated labels to be cut.
Each anvil on each revolution of the label cutting roller 1 can pass through the label feeding station 10, the label cutting starting station 20 and the label discharging station 30 in sequence, and the label feeding mechanism feeds the pre-coated labels 7 to be cut to the label cutting roller 1 at the label feeding station 10. In this embodiment, the tag input mechanism includes: the label feeding power roller 4 and the pressing roller 5 are driven by a motor, and the pre-coated labels 7 are guided by the label feeding power roller 4 to enter the label cutting roller 1 at the label feeding station 10 under the clamping and conveying of the label feeding power roller 4 and the pressing roller 5. In addition, all be provided with non-stick coating on the roll body of label feeding power roller 4, pinch roller 5 and label cutting roller 1, non-stick coating makes the glue on the pre-glued label 7 of waiting to cut can not glue on label feeding power roller 4, pinch roller 5 and label cutting roller 1 to effectively improve the conveying efficiency of pre-glued label 7.
The out-cutting roller 1 is provided with a laser cutter 6 able to start cutting the dividing zone 73 between two adjacent pre-glued labels 7 at the cutting start station 20. The laser cutter 6 is a laser beam cutter or a laser line cutter. The laser beam cutter includes: the laser beam emitted by the laser emitter is reflected to the cutting starting station 20 through the laser galvanometer or the laser rotating mirror, the cutting area 73 positioned at the cutting starting station 20 is cut from top to bottom or from bottom to top, and the galvanometer or the rotating mirror synchronously moves along with the cutting area 73, so that the cutting track is tracked to finish the cutting action. A laser line cutter, generally comprising: the laser line shaping optical element is a collimating lens, such as a Powell prism; the laser beam emitted by the laser emitter is shaped into a laser line by the collimating lens, the laser line cuts the partition area 73 reaching the mark cutting starting station 20 and instantly finishes the cutting work of the whole cutting area.
The single pre-coated labels 7 cut by the laser cutter 6 are sent to the labeling drum 2 by the label cutting roller 1 at the label outlet station 30, and the head glue spreading area 71 and the tail glue spreading area 72 of each pre-coated label 7 entering the labeling drum 2 are respectively positioned at the adjacent head positioning block 31 and tail positioning block 32 of the adjacent two groups of positioning blocks 3, and the labeling drum 2 sequentially conveys each pre-coated label 7 and is adhered to the container 8 conveyed to the labeling station 40 by the container conveying mechanism 9 to be labeled at the labeling station 40.
The working principle of the labeling device according to the invention, which is suitable for pre-glued labels 7, is described in further detail below. Firstly, a group of anvil positions is selected according to the length of a single pre-glued label 7, and a labeling roller 2 with a positioning block matched with the length of the single pre-glued label 7 is configured. The pre-coated labels 7 to be cut are guided by the label feeding power roller 4 to enter the label cutting roller 1 at the label feeding station 10 under the clamping and conveying of the label feeding power roller 4 and the pressing roller 5, and the pre-coated labels 7 to be cut are adsorbed on the label cutting roller 1.
Keeping the label cutting roller 1 rotating at a constant speed, and controlling the label conveying speed of the label conveying power roller 4 to make the label conveying speed of the label conveying power roller 4 lower than the label rotating conveying speed of the label cutting roller 1, so that the pre-glued label to be cut generates backward relative sliding on the label cutting roller 1 until the closest anvil position of the cutting area 73 of the pre-glued label 7 to be cut coincides when the cutting area 73 reaches the label cutting starting station 20 or before the cutting area reaches the label cutting starting station 20, and then controlling the label conveying speed of the label conveying power roller 4 to be the same as the label rotating conveying speed of the label cutting roller 1 so as to make the anvil position and the cutting area 73 synchronous; the laser cutter 6 is controlled to emit laser light to start cutting the divided area 73 when the anvil and the divided area 73 to be cut reach the cutting start station 20. The laser beam cutter completes the cutting action by tracking the cutting track, and the laser line cutter completes the cutting action instantly. The cut individual pre-glued labels 7 are fed in sequence by the cutting roller 1 to the labelling drum 2 at the label discharge station 30. The pre-coating adhesive labels 7 on the labeling drum 2 are all outward in back, the front sides with patterns are attached to the labeling drum 2, each pre-coating adhesive label 7 enters the labeling drum 1, and the head adhesive coating area 71 and the tail adhesive coating area 72 of each pre-coating adhesive label are respectively positioned at the adjacent head positioning block 31 and tail positioning block 32 of the two adjacent groups of positioning blocks 3. The labeling drum 2 sequentially conveys the single pre-glued label 7 to the labeling station 40 and sticks the label to the container 8 to be labeled which is conveyed to the labeling station 40 by the container conveying mechanism 9 to be labeled. The specific pasting process is as follows: when the head glue coating area 71 of the pre-glue label 7 reaches the labeling station 30, the pre-glue label 7 is adhered to the container 8 to be labeled which moves to the position under the action of extrusion force of the labeling drum 2, and the container 8 to be labeled at the labeling station 40 rotates while revolving, so that the pre-glue label 7 is wound on the container 8 to be labeled until the tail glue coating area 72 of the first pre-glue label 7 is adhered to the container 8 by the labeling drum 2, and labeling work of one container is completed. The label cutting and labeling process is repeated continuously, so that the label cutting and labeling are realized continuously.
The invention has the advantages that: the utility model provides a, adopt laser to realize the cutting of precoating and glue the label, avoid using mechanical sword cutting to solve the problem that precoating and glue the label cutting inefficiency, improved the cutting efficiency and the cutting precision and the cutting quality of precoating and glue the label efficiency of pasting of label greatly, thereby improve the precoating greatly. And secondly, due to the arrangement of a plurality of groups of anvil positions on one label cutting roller 1, one label cutting roller 1 can cut labels with various length sizes, so that the application range of the labeling device with one specification is greatly enlarged. And thirdly, the service life is long, the maintenance is convenient, and the use cost is reduced.
Claims (10)
1. A labeling apparatus suitable for pre-glued labels, comprising: the homoenergetic is through the negative pressure with the label adsorb on its surface, thereby make the label along with rotatory cutting the mark roller and subsides mark drum of being conveyed, be used for sending into the label input mechanism to cutting the mark roller of waiting to glue the label of linking end to end in proper order and can will wait to paste the mark container that pastes to mark the mark conveying mechanism that waits that mark station and mark drum cooperation are pasted the mark label of waiting to paste of gluing, its characterized in that: the surface of the roller body of the label cutting roller is provided with a plurality of groups of anvil positions, the number of the anvil positions of each group is at least one, and when the number of the anvil positions of one group of anvil positions is single, the length of a single pre-glued label is smaller than the circumferential length of the cross section of the roller body of the label cutting roller;
when the number of the anvil bits in one group of anvil bits is more than one, the anvil bits are uniformly arranged at intervals in the circumferential direction of a roller body of the label cutting roller, and the length of the arc interval between every two adjacent anvil bits is larger than the length of a single pre-glued label to be cut; the labeling drum is provided with a plurality of groups of positioning blocks, each group of positioning blocks comprises a head positioning block and a tail positioning block, and the arc length from the adjacent head positioning block to the tail positioning block in the two adjacent groups of positioning blocks is matched with the length of a single pre-coated label, so that the head gluing area and the tail gluing area of each pre-coated label can be positioned at the adjacent head positioning block and the tail positioning block in the two adjacent groups of positioning blocks in work; each anvil position on each circle of the label cutting roller can sequentially pass through the label feeding position, the label cutting starting position and the label discharging position, and a laser cutter capable of cutting a partition area between two adjacent pre-coated labels at the label cutting starting position is arranged outside the label cutting roller; the label input mechanism sends the pre-coated labels to be cut to the label cutting roller at the label feeding station, the single pre-coated labels cut by the laser cutter are sent to the label pasting drum by the label cutting roller at the label outlet station, the head glue coating area and the tail glue coating area of each pre-coated label on the label pasting drum are respectively positioned at the adjacent head positioning block and tail positioning block in the adjacent two groups of positioning blocks, and the label pasting drum sequentially sends each pre-coated label and is pasted on the container conveyed to the label pasting station by the container conveying mechanism to be pasted at the label pasting station.
2. Labeling device suitable for pre-glued labels according to claim 1, characterized in that: the laser cutter is a laser beam cutter or a laser line cutter.
3. Labeling device suitable for pre-glued labels according to claim 2, characterized in that: the laser beam cutter includes: laser emitter, laser galvanometer or laser rotating mirror.
4. Labelling device suitable for pre-glued labels according to claim 1, 2 or 3, characterised in that: the label input mechanism comprises: the label feeding power roller is driven by a motor, and the pre-coated labels are guided by the label feeding power roller to enter the label cutting roller at a label feeding station under the clamping and conveying of the label feeding power roller and the pressing roller.
5. Labeling device suitable for pre-glued labels according to claim 4, characterized in that: and the label feeding power roller, the pressing roller and the label cutting roller are all provided with non-stick coatings, and the non-stick coatings enable glue on the pre-glued labels to be cut not to be stuck on the label feeding power roller, the pressing roller and the label cutting roller.
6. Labelling device suitable for pre-glued labels according to claim 1, 2 or 3, characterised in that: the surface of the drum body of the labeling drum is provided with an inward-concave mounting groove, and the head positioning block and the tail positioning block of each group of positioning blocks are both mounted in the mounting grooves.
7. Labelling device suitable for pre-glued labels according to claim 1, 2 or 3, characterised in that: the head positioning block and the tail positioning block of each group of positioning blocks are arranged on the surface of the drum body of the labeling drum in a protruding mode.
8. Labelling device suitable for pre-glued labels according to claim 1, 2 or 3, characterised in that: a first anvil position, a second anvil position, a third anvil position, a fourth anvil position, a fifth anvil position and a sixth anvil position are arranged on the surface of a roller body of the label cutting roller, wherein the first anvil position, the second anvil position, the third anvil position and the fourth anvil position are uniformly arranged at intervals of 90 degrees, and the second anvil position, the fifth anvil position and the sixth anvil position are uniformly arranged at intervals of 120 degrees; any pair of two anvils arranged at 180-degree intervals in the first anvil position, the second anvil position, the third anvil position and the fourth anvil position form a first group of anvil positions, and the first anvil position, the second anvil position, the third anvil position and the fourth anvil position form a second group of anvil positions; the second anvil station, the fifth anvil station and the sixth anvil station form a third group of anvil stations; any one anvil is a single anvil, i.e. a fourth set of anvils.
9. Labeling device suitable for pre-glued labels according to claim 8, characterized in that: an anvil block is arranged on the anvil position, and the anvil block is made of tungsten steel.
10. Labelling device suitable for pre-glued labels according to claim 1, 2 or 3, characterised in that: a gap is arranged between the head positioning block and the tail positioning block of each positioning block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911118825.2A CN110789804B (en) | 2019-11-15 | 2019-11-15 | Labeling device suitable for pre-glued label |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911118825.2A CN110789804B (en) | 2019-11-15 | 2019-11-15 | Labeling device suitable for pre-glued label |
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| CN110789804A CN110789804A (en) | 2020-02-14 |
| CN110789804B true CN110789804B (en) | 2021-07-27 |
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| CN110789804A (en) | 2020-02-14 |
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