CN109353631B - Automatic labeling equipment and labeling method thereof - Google Patents

Abstract

The invention discloses automatic labeling equipment which comprises a labeling device and a labeling device, wherein the labeling device is positioned above the labeling device, the labeling device is used for tightly labeling labels on products, and the labeling device is used for bending labels protruding out of two ends of the products and attaching the labels to the bottoms of the products. The label pasting device comprises an unreeling roller, a clamping mechanism and a pressing wheel mechanism, and the label folding device comprises a label folding component which comprises a base, a label folding roller and a first driving mechanism. The combination of the labeling device and the label folding device can replace the traditional manual labeling and label folding modes, so that the production efficiency can be improved, the production cost can be reduced, the labor intensity of workers can be reduced, and the degree of automation is high. The invention also discloses a labeling method.

Description

Automatic labeling equipment and labeling method thereof

Technical Field

The invention relates to the field of automatic labeling, in particular to automatic labeling equipment and a labeling method thereof.

Background

In industrial production, a lot of products need to be labeled when being manufactured, for example, when the products have defects, the products with defects can be distinguished by a labeling mode, so that the products with defects can be conveniently removed, namely, defective products can be removed, and further the product quality is improved.

However, in the prior art, labels are mostly manually attached to products, and a label tape is generally prepared, wherein a plurality of labels are adhered to the label tape along the extending direction of the label tape, and a worker peels the labels from the labels and attaches the labels to the products, so that the labeling efficiency is low and the labor cost is high.

To this end, the applicant proposes an automatic labelling device which operates according to the following principle: the conveying mechanism is used for conveying products, two ends of the label tape are respectively wound on the winding mechanism and the unwinding mechanism, the winding mechanism winds the label tape, when the label tape passes through the wedge-shaped end, the label is peeled off from the label tape and is attached to the products passing through the lower side of the wedge-shaped end, then the conveying mechanism conveys the labeled products to the color code sensor for detection, and the color code sensor judges whether the products are attached with the labels or not through sensing the colors of the labels, so that automation of labeling, compressing and detecting of the products can be realized.

However, when a whole continuous label is to be applied to a product, for example, when a whole label with an adhesive surface is to be applied to a product, the following steps are adopted when the whole continuous label is to be applied to the product: the automatic labeling equipment is difficult to realize whole-section labeling, namely difficult to realize continuous labeling operation of the labels.

Disclosure of Invention

In order to overcome the defects of the prior art, one of the purposes of the invention is to provide an automatic labeling device, through which continuous labeling on a product and bending of a label protruding out of the end of the product to be attached to the product can be realized, and the labeling efficiency is high.

The second object of the present invention is to provide a labeling method, by which continuous labeling can be achieved on a product and bending of a label protruding from an end of the product to attach to the product can be achieved, and labeling efficiency is high.

One of the purposes of the invention is realized by adopting the following technical scheme:

An automatic labeling device comprises a labeling device and a label folding device; the label pasting device comprises an unreeling roller, a clamping mechanism and a pinch roller mechanism, wherein the unreeling roller is erected at a fixed position, label coiled materials can be unreeled through the unreeling roller, the clamping mechanism can move in the labeling direction of a product, the clamping mechanism is used for pulling out labels unreeled by the unreeling roller and pulling the labels to the position above the product, the pinch roller mechanism is used for compressing the labels above the product to be attached to the product, and the label pasting device can move in the labeling direction of the product; the label folding device comprises a label folding component for folding labels at the end parts of products on the products, the label folding component comprises a base, a label folding roller pivoted on the base and a first driving mechanism for driving the label folding roller to swing between an initial position and a label folding position, and when the label folding roller swings to the label folding position, the label folding roller can push the labels to be folded to the label folding position of the products.

Further, the labeling device further comprises a label buffer mechanism, the label buffer mechanism is arranged in a pre-storing area near the unreeling roller, a label pre-storing roller set is arranged in the pre-storing area and can slide in the pre-storing area, the label pre-storing roller set is used for pre-storing labels in the pre-storing area, and the clamping mechanism is used for pulling out labels in the pre-storing area and positioning the labels above products.

Further, in the process that the labels are used, the label storage amount in the pre-storage area is gradually reduced, and when the label storage amount in the pre-storage area reaches the minimum pre-storage value, the label pre-storage roller set enables the label pre-storage amount in the pre-storage area to be restored to the maximum pre-storage value under the action of external force or gravity.

Further, the label buffer mechanism further comprises a fixed roller set, and the labels unreeled by the unreeling roller are sequentially wound on the fixed roller set and the label pre-storing roller set.

Further, the label pre-storing roller set comprises a plurality of pre-storing rollers, the outer wall surface of each pre-storing roller is used for being in contact with the adhesive surface of the label, and a plurality of grooves which are arranged at intervals are formed in the outer wall surface of each pre-storing roller.

Further, the clamping mechanism is a manipulator having an arcuate surface for contacting the adhesive surface of the label.

Further, the top of the label folding device is provided with a bearing plate for bearing products and a pressing plate for pressing the products, the pressing plate can be lifted relative to the bearing plate so as to press the products, the bearing plate is provided with a hollowed-out notch and a grafting notch, the hollowed-out notch is communicated with the grafting groove, the label folding device is provided with a position supplementing supporting plate, and the position supplementing supporting plate can be inserted into the grafting groove or separated from the grafting groove so as to be positioned in the hollowed-out notch.

Further, the label folding assembly further comprises a second driving mechanism for driving the base to move back and forth along the product labeling position.

Further, the base comprises a bearing part for supporting the label to be folded and a third driving mechanism for driving the bearing part to support or separate from the label to be folded; the label folding device further comprises a label absorbing assembly used for absorbing the label to be folded when the label to be folded is separated from the bearing part, and the label absorbing assembly can release the label to be folded when the label folding roller swings to the label folding position.

Further, the surface of the bearing part is provided with a plurality of V-shaped grooves, and the V-shaped grooves are arranged in a rectangular array.

The second purpose of the invention is realized by adopting the following technical scheme:

the labeling method for labeling by using the automatic labeling equipment comprises the following steps:

Pulling out the label which is unreeled by the unreeling roller by using the clamping mechanism and pulling the label to protrude out of the end part of the product;

rolling the label above the product along the labeling direction of the product by using the pinch roller mechanism until the label is pressed to be attached to the product, and cutting off the label;

And bending the label to be folded protruding out of the end part of the product by using the signature component and attaching the label to the product.

Compared with the prior art, the invention has the beneficial effects that:

1. The continuous label is attached to the product by combining the linkage of the clamping mechanism and the pinch roller mechanism, so that the traditional manual labeling mode can be replaced, the production efficiency can be improved, the production cost can be reduced, the labor intensity of workers can be reduced, and the automation degree is high.

2. The label folding roller is pivoted on the base, and is driven to swing between the initial position and the label folding position by the first driving mechanism, so that when the label folding roller swings to the label folding position, the label folding roller can push the label to be folded at the label folding position of the product, and the label folding operation is completed. The automatic label folding machine can replace the traditional manual label folding mode, can improve production efficiency, reduce production cost, lighten labor intensity of workers and has high degree of automation.

Drawings

FIG. 1 is a schematic diagram of an automatic labeling apparatus according to the present invention;

Fig. 2 is a schematic structural view of a labeling device in the automatic labeling apparatus shown in fig. 1;

fig. 3 is a schematic structural view of a labeling device in the automatic labeling apparatus shown in fig. 1, wherein labels are not shown in the drawings for ease of understanding;

fig. 4 is a schematic structural diagram of a first view angle of a label folding device in the automatic labeling apparatus shown in fig. 1;

Fig. 5 is a schematic structural diagram of a second view angle of the label folding device in the automatic labeling apparatus shown in fig. 1;

Fig. 6 is a schematic structural view of a supporting portion in the signature device shown in fig. 4;

FIG. 7 is a schematic view of the structure of a carrier plate in the automatic labeling apparatus shown in FIG. 1;

Fig. 8 is a partial enlarged view of the automatic labeling apparatus shown in fig. 1.

In the figure: 1. a labeling device; 11. a frame; 12. an unreeling roller; 13. a label buffer mechanism; 131. a fixed roller; 132. pre-storing rollers; 14. a clamping mechanism; 141. a first clamping plate; 142. a second clamping plate; 1421. a bearing; 15. a pinch roller mechanism; 16. a shearing mechanism; 161. a knife board; 162. a first pallet; 17. a compressing mechanism; 171. a clamping plate; 172. a second pallet; 2. a signature device; 21. a signature assembly; 211. a label folding roller; 212. a support part; 2121. a V-shaped groove; 213. a third driving mechanism; 214. a second driving mechanism; 215. a first driving mechanism; 22. a suction label assembly; 221. a first upright; 222. a suction mark post; 223. a fourth driving mechanism; 224. a fifth driving mechanism; 23. a position supplementing supporting plate; 231. a plug strip; 3. a support frame; 4. a bearing plate; 41. hollow notch; 42. a plug-in groove; 5. a pressing plate; 6. a label; 9. a deviation correcting device; 91. a driving motor; 92. a screw rod; 93. a slide block; 94. a guide rail; 95. a connecting plate; 96. and a fixing plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

Referring to fig. 1, an automatic labeling apparatus of the present embodiment includes a labeling device 1, a labeling device 2 and a supporting frame 3, the labeling device 1 is located above the labeling device 2, the labeling device 1 and the labeling device 2 are both installed on the supporting frame 3, the labeling device 1 is used for tightly attaching a label 6 to a product, the labeling device 2 is used for bending and attaching the label 6 protruding from two ends of the product to the bottom of the product, in order to achieve continuous labeling, the labeling device 1 can slide on the supporting frame 3 along the labeling direction of the product, in order to improve labeling efficiency, in the present embodiment, the labeling device 2 should be provided with two, two labeling devices 2 are located at two ends of the product, and of course, in order to facilitate adjusting the position of the labeling device 2, the labeling device 2 can slide relative to the supporting frame 3. In order to ensure that the labeling device 1 and the label folding device 2 can reach the required positions, guide rails in all required directions are preset in corresponding areas, so that the movable range of all necessary areas is realized.

Referring to fig. 2 to 3, the labeling device 1 includes a frame 11, an unreeling roller 12, a label buffer mechanism 13, a clamping mechanism 14, a pinch roller mechanism 15, a shearing mechanism 16, and a pressing mechanism 17, and the unreeling roller 12, the label buffer mechanism 13, the clamping mechanism 14, the pinch roller mechanism 15, the shearing mechanism 16, and the pressing mechanism 17 are respectively mounted on the frame 11. The unreeling roller 12 is fixed in the fixed position of frame 11, and label 6 coil stock can unreel through unreeling roller 12, and label buffer gear 13 is used for prestore the label 6 that unreels out through unreeling roller 12, and fixture 14 is used for pulling out the label 6 that is prestored through label buffer gear 13 and draws label 6 to being located the top of product, pinch roller mechanism 15 is used for compressing tightly label 6 that is located the product top to laminating with the product, and after the label is accomplished, uses hold-down mechanism 17 to press from both sides label 6, then uses shearing mechanism 16 to cut off label 6.

The label buffer mechanism 13 is provided with a pre-storing area in the area near the unreeling roller 12, a fixed roller set and a label pre-storing roller set are provided in the pre-storing area, the label pre-storing roller set can slide in the pre-storing area, specifically, in this embodiment, the label 6 unreeled through the unreeling roller 12 is sequentially wound between the fixed roller set and the label pre-storing roller set, the label pre-storing roller set can slide along the direction close to or far away from the fixed roller set, the label pre-storing roller set is used for pre-storing the label 6 in the pre-storing area, and the clamping mechanism 14 is used for pulling out the label 6 positioned in the pre-storing area and positioning the label 6 above a product. In order to ensure that the label pre-storing roller set can reach a required position, a guide rail in a required direction is preset in a corresponding area, so that the movable range of a necessary area is realized, and in order to realize automatic pre-storing of the labels 6, an air cylinder can be used for driving the label pre-storing roller set to move.

In the process that the labels 6 are used, the storage amount of the labels 6 in the pre-storage area is gradually reduced, when the storage amount of the labels 6 in the pre-storage area reaches the minimum pre-storage value, the pre-storage amount of the labels 6 in the pre-storage area is restored to the maximum pre-storage value under the action of external force or self gravity, and it is understood that in the embodiment, the minimum pre-storage value is a certain length of the labels 6 stored in the pre-storage area, and the certain length of the labels 6 can enable a certain distance between the pre-storage roller set and the fixed roller set of the labels to be kept, so that collision between the pre-storage roller set of the labels and the fixed roller set of the labels can not be avoided, and the maximum pre-storage value can be adjusted adaptively according to the length of the labels 6 required by each time of labeling of automatic labeling equipment.

The fixed roller set comprises a plurality of fixed rollers 131, and central axes of the fixed rollers 131 are positioned on the same horizontal plane to form the fixed roller set arranged side by side. And the label pre-storing roller group comprises a plurality of pre-storing rollers 132, and the central axes of the pre-storing rollers 132 are positioned on the same horizontal plane to form a label pre-storing roller group which is arranged side by side, when the labels 6 are pre-stored, the pulling force of the labels 6 is more uniform, and thus the labels 6 are prevented from being broken. Wherein, a pre-storing roller 132 is located between two adjacent fixed rollers 131, fixed roller group is located the top of label pre-storing roller group, the central axis of fixed roller group that sets up side by side is parallel with the central axis of label pre-storing roller group that sets up side by side, the label 6 that is drawn out by the label 6 coil stock that is located unreeling roller 12 is crisscross around locating fixed roller 131, pre-storing roller 132 in proper order, wherein, when needing to paste continuous label 6, the slip plane (non-stickness face) of label 6 and the outer wall surface contact of fixed roller 131, and the stickness face of label 6 and the outer wall surface contact of pre-storing roller 132, in order to be convenient for through around setting up fixed roller 131, the stickness face towards the pasting face of product of the pulling-out end of label 6 of pre-storing roller 132, the quantity of fixed roller 131 should be more than the quantity of roller 132, as shown in fig. 3, and fixed roller 131 is equipped with three, so that paste the mark, simultaneously, also can guarantee that the pulling force to pre-store the label 6 comparatively evenly when pre-storing the label 6.

Because the stickness face of label 6 and the outer wall surface contact of prestoring roller 132, in order to avoid better stickness face of label 6 and prestoring roller 132 to glue tightly, a plurality of recesses have been seted up to the outer wall surface of prestoring roller 132 (this outer wall surface be the surface of the stickness face contact with label 6), even interval distribution between a plurality of recesses, set up the effect that the recess can play the surface area of the outer wall surface that reduces prestoring roller 132 on prestoring roller 132's outer wall surface, and then reduce the stickness face of label 6 and prestoring roller 132 between area of contact, avoid stickness face of label 6 and prestoring roller 132's outer wall surface to paste tightly, make the pulling of label 6 more smooth and easy, and then be convenient for paste the mark.

The clamping mechanism 14 is a manipulator having an open state into which the label 6 is advanced and a clamped state for clamping the label 6, so as to effect clamping of the label 6 by the manipulator and to effect preparation for pulling out of the label 6 by the manipulator. In order to ensure that the manipulator can reach a required position, a guide rail in a required direction is preset in a corresponding area on the frame 11, so that the movable range of a necessary area is realized, and in order to realize automatic pulling-out of the label 6, a cylinder can be used to drive the manipulator to move.

Specifically, the manipulator includes a first clamping plate 141, a second clamping plate 142, and an air cylinder, where the first clamping plate 141 and the second clamping plate 142 are opposite to each other, the air cylinder is used to connect with the first clamping plate 141 or the second clamping plate 142, the air cylinder is used to drive the first clamping plate 141 to move along a direction of attaching to or moving away from the second clamping plate 142, or the air cylinder is used to drive the second clamping plate 142 to move along a direction of attaching to or moving away from the first clamping plate 141. The first clamping plate 141 is located above the second clamping plate 142, the first clamping plate 141 being adapted to contact the sliding surface of the label 6, and the second clamping plate 142 being adapted to contact the adhesive surface of the label 6. When the air cylinder is connected with the first clamping plate 141, the air cylinder drives the first clamping plate 141 to move along the direction away from the second clamping plate 142, a gap for the label 6 to pass through is formed between the first clamping plate 141 and the second clamping plate 142, and when the air cylinder drives the first clamping plate 141 to be attached to the second clamping plate 142, the first clamping plate 141 and the second clamping plate 142 clamp the label 6, so that the clamping mechanism 14 clamps the label 6.

Because the surface of the label 6 contacted with the second clamping plate 142 is an adhesive surface, in order to avoid that the adhesive surface of the label 6 is tightly adhered to the second clamping plate 142 and interrupt the automatic labeling process, the first clamping plate 141 is provided with a plane used for contacting with the label 6, and the second clamping plate 142 is provided with an arc surface used for contacting with the label 6, the plane is combined with the use of the second clamping plate 142, the label 6 can be clamped, and the second clamping plate 142 is provided with an arc surface contacted with the label 6, so that the contact of the adhesive surface of the second clamping plate 142 and the adhesive surface of the label 6 is in line contact, the contact area of the adhesive surface of the label 6 is reduced, and further, the adhesive surface of the label 6 is prevented from being tightly adhered to the second clamping plate 142, so that the label 6 is pulled out more smoothly or the automatic labeling process is smoother, and further, the normal operation of the automatic labeling is ensured.

In this embodiment, the second clamping plate 142 is provided with a plurality of bearings 1421, the outer wall surfaces of the plurality of bearings 1421 form an arc surface, the plurality of bearings 1421 are disposed at intervals, and the central axes of the plurality of bearings 1421 are located on the same horizontal plane, so that the contact area between the second clamping plate 142 and the tag 6 is further reduced.

The pinch roller mechanism 15 includes a pinch roller and an air cylinder, a piston rod of which is connected with the pinch roller and is used for driving the pinch roller to lift.

The cutting mechanism 16 is used for cutting the label 6, the cutting mechanism 16 comprises a movable blade assembly and a static blade assembly which are matched, wherein the movable blade assembly comprises a blade 161 and a cylinder connected with the blade 161, the static blade assembly comprises a first supporting plate 162 and a cylinder connected with the first supporting plate 162, the blade 161 is opposite to the first supporting plate 162, and the cutting of the label 6 is realized by driving the blade 161 and the first supporting plate 162 through the cylinder. Preferably, the knife plate 161 is provided with a bevel a, and the first support plate 162 is provided with a bevel b matching the bevel a, so as to facilitate cutting of the labels 6.

The pressing mechanism 17 comprises a clamping plate 171, a second supporting plate 172 and an air cylinder, wherein a piston rod of the air cylinder is fixedly connected with the clamping plate 171, the second supporting plate 172 is fixedly connected with the frame 11, the second supporting plate 172 is opposite to the clamping plate 171, the second supporting plate 172 is located below the clamping plate 171, when the second supporting plate 172 is far away from the clamping plate 171, a gap for the labels 6 to pass through is formed between the second supporting plate 172 and the clamping plate 171, and the clamping plate 171 and the second supporting plate 172 clamp the labels 6 together under the driving of the air cylinder before the labels 6 are sheared.

The top of the folder 2 is provided with a supporting plate 4 for supporting the product and a pressing plate 5 for pressing the product, the pressing plate 5 can be driven by an air cylinder to lift relative to the supporting plate 4 so as to compress the product, the labeling of the product is facilitated, it can be understood that the pressing plate 5 is provided with a labeling notch along the length direction thereof, the width dimension of the labeling notch should be greater than the width dimension of the label 6, and the length dimension of the labeling notch should be greater than the width dimension of the product.

In order to enable the automatic labeling device to adapt to products with different widths, referring to fig. 7 and fig. 5, the automatic labeling device can move in the length direction (i.e., the direction parallel to the labeling direction) of the support plate 4, specifically, as shown in fig. 7, the support plate 4 is provided with a hollowed-out notch 41 and an inserting slot 42, the hollowed-out notch 41 is communicated with the inserting slot 42, referring to fig. 5, the labeling device is provided with a position compensating support plate 23, the position compensating support plate 23 can be inserted into the inserting slot 42 or separated from the inserting slot 42 to be located in the hollowed-out notch 41, when the position compensating support plate 23 is inserted into the inserting slot 42, the automatic labeling device can be applicable to products with shorter width, and when the position compensating support plate 23 is separated from the inserting slot 42 to be located in the hollowed-out notch 41, the automatic labeling device can be applicable to products with longer width, and is convenient and flexible and can be applicable to products with various width sizes. Specifically, the position supplementing supporting plate 23 is provided with a plurality of inserting strips 231, the inserting strips 231 are arranged at intervals, the inserting grooves 42 are formed in a plurality of positions, the inserting grooves 42 are arranged at intervals, and the inserting strips 231 are in inserting fit with the inserting grooves 42.

Referring to fig. 4 to 5, the signature device 2 includes a signature assembly 21 and a label absorbing assembly 22, the signature assembly 21 is used for bending and attaching the label 6 to be folded at the end of the product to the product, and the label absorbing assembly 22 is used for assisting in label absorbing so as to facilitate label folding operation.

The label folding assembly 21 includes a base, a label folding roller 211 pivoted on the base, and a first driving mechanism 215 for driving the label folding roller 211 to swing between an initial position and a label folding position, when the label folding roller 211 swings to the label folding position, the label folding roller 211 can push the label to be folded 6 to be folded at the label folding position of the product, thereby completing the label folding operation, and it can be understood that the support plate 4 is provided with a notch for the label folding assembly 21 to move, and the label folding assembly 21 can change positions in the notch.

To effect movement of the base, a second drive mechanism 214 may be provided in connection with the base. By arranging the second driving mechanism 214, the label roller 211 pushes the label 6 to be folded to bend and simultaneously moves the base, so that the label roller 211 moves and rolls the label 6, and the label 6 to be folded is attached to a product. It can be understood that when the length of the label 6 to be folded at the end of the product is longer, the label folding roller 211 can move in the folding direction of the label 6 while the label folding roller 211 folds the label, so that the label 6 to be folded can be completely folded at the position of the label to be attached to the product, and the label folding effect is improved.

Preferably, the base comprises a support 212 for supporting the label 6 to be folded, and a third driving mechanism 213 for driving the support 212 to support or disengage the label 6 to be folded. On the basis of the structure, before the label is folded, the third driving mechanism 213 is started to enable the base to move in the direction close to the label 6 to be folded, so that the support part 212 supports the label 6 to be folded, and the phenomenon that impurities or dust are adhered to the adhesive surface of the label 6 to be folded to influence the label folding effect is avoided; when the label is folded, the label 6 to be folded needs to be separated from the bearing part 212, at this time, the label component 22 is utilized to absorb the label 6 to be folded, so that the label 6 to be folded can be better separated from the bearing part 212, then the third driving mechanism 213 is driven to enable the base to descend to the label position, at this time, the label 6 to be folded is fixed on the label component 22, then the first driving mechanism 215 is started, the label roller 211 swings upwards to the label position, and meanwhile, the label component 22 can release the label 6 to be folded, so that the label roller 211 can push the label 6 to be folded at the label position of the product.

In the implementation, the bearing part 212 for supporting the label 6 to be folded is arranged, so that the phenomenon that the adhesive surface is stuck with impurities or dust due to the exposure of the label 6 to be folded, and the effect of the label folding is influenced is avoided; through setting up inhale mark subassembly 22, can be when bearing portion 212 keeps away from waiting to fold label 6, will wait to fold label 6 and fix in the label position, when label roller 211 swings to the label position simultaneously, inhale mark subassembly 22 again can release waiting to fold label 6 to improve the label effect.

Referring to fig. 6, the surface of the support 212 is preferably provided with a plurality of V-shaped grooves 2121, and the plurality of V-shaped grooves 2121 are arranged in a rectangular array. By providing the V-shaped groove 2121, the contact area of the adhesive face of the label 6 to be folded and the supporting portion 212 is reduced, thereby maintaining the adhesive effect of the label 6 to be folded.

Preferably, the suction mark assembly 22 includes a first upright 221, a suction mark post 222 vertically connected to the first upright 221, a fourth driving mechanism 223 for driving the first upright 221 to swing between an unadsorbed position and a to-be-adsorbed position, and a fifth driving mechanism 224 for driving the first upright 221 to lift between the to-be-adsorbed position and the adsorbed position; when the first upright 221 is in the adsorption position, the label holder 222 can adsorb or release the label 6 to be folded.

Based on the above structure, when the signature is required, the fourth driving mechanism 223 is started to swing the first upright rod 221 from the non-absorbed position to the to-be-absorbed position, it can be understood that the to-be-absorbed position in the embodiment refers to that the absorbing mark rod 222 is located above the to-be-folded label 6; then, the fifth driving mechanism 224 is started to enable the first upright rod 221 to descend so that the absorbing mark rod 222 descends from the position to be absorbed to the absorbing position, and the absorbing mark rod 222 descends and absorbs the label 6 to be folded; when the label folding roller 211 swings to the label folding position during label folding, the label absorbing rod 222 releases the label 6 to be folded, so that the label folding roller 211 can push the label 6 to be folded at the label pasting position of the product.

Specifically, the suction label assembly 22 further includes a second upright rod hinged to the first upright rod 221, and a connecting rod connected to the first upright rod 221, the fourth driving mechanism 223 includes a hinge structure for hinging to the connecting rod, the hinge structure includes a connection portion for driving connection to the fourth driving mechanism 223, and a hinge shaft provided at the connection portion, the connecting rod is hinged to the hinge shaft, and the fifth driving mechanism 224 is driving connected to the second upright rod. On the basis of the above structure, the first upright 221 and the connecting rod mechanism are combined, it can be understood that the fourth driving mechanism 223 drives the connecting rod to move, and the connecting rod drives the first upright 221 to move, so that the first upright 221 swings to the label folding position. By hinging the first pole 221 to the second pole, the first pole 221 can swing and increase in height; the fifth driving mechanism 224 is in driving connection with the second upright, so that the whole structure is compact, and the second upright of the embodiment is further provided with a cross bar for fixing the fourth driving mechanism 223, thereby further saving space.

Preferably, the first driving mechanism 215, the second driving mechanism 214, the third driving mechanism 213, the fourth driving mechanism 223, and the fifth driving mechanism 224 of the present embodiment are cylinders, respectively. Of course, the first driving mechanism 215, the second driving mechanism 214, the third driving mechanism 213, the fourth driving mechanism 223 and the fifth driving mechanism 224 may be a combination of motors and other linear driving mechanisms or hydraulic cylinders.

Referring to fig. 1, deviation correcting devices 9 are respectively arranged at two ends of the automatic labeling equipment, and the deviation correcting devices 9 are used for driving the automatic labeling equipment to move along a direction parallel to the labeling direction of the product. Referring specifically to fig. 8, the deviation rectifying device 9 includes a driving motor 91, a screw 92 nut pair, a slider 93, a guide rail, a connecting plate 95 and a fixing plate 96, wherein the driving motor 91 is in transmission connection with the screw 92 in the screw 92 nut pair, the slider 93 is fixedly connected with the nut in the screw 92 nut pair, the slider 93 is in sliding fit with the guide rail, the guide rail is fixed on the fixing plate 96, the deviation rectifying device 9 can be mounted on a base through the fixing plate 96, one end of the connecting plate 95 is fixedly connected with the slider 93, and the other end is fixedly connected with the supporting frame 3. The screw 92 nut pair is driven by the driving motor 91, the screw 92 nut pair converts the rotary motion of the driving motor 91 into the linear motion of the sliding block 93 along the guide rail, so that the whole automatic labeling equipment moves along the square direction parallel to the labeling direction, and the position deviation correction of the automatic labeling equipment is realized.

It will be appreciated that, to implement the automatic operation of the automatic labeling apparatus, each mechanism or component should be connected to and controlled by a central controller, which may be a PLC of the automatic labeling apparatus, and each mechanism or component performs a linkage operation by a conventional predetermined program in the central controller, so as to complete the automatic labeling and labeling process of the label 6.

When the automatic labeling equipment is used for labeling, the labeling steps are as follows:

The driving pressing plate 5 presses the product, the manual pre-loading label 6 is arranged on the unreeling roller 12 and sequentially winds the label 6 on the fixed roller set and the label pre-storing roller set in a staggered manner, then the label 6 head is pre-clamped on the clamping mechanism 14, after the start, the label pre-storing roller set pre-stores the label 6 in a pre-storing area, when the label is pasted, the label 6 head is pulled out and protrudes out of the end part of the product under the movement of the clamping mechanism 14 to form the label 6 to be folded, at the moment, the label 6 in the pre-storing area is pulled out for use, under the rolling pressure of the pressing roller mechanism 15, the label 6 head is pressed and attached on the supporting part 212, at the moment, the clamping mechanism 14 releases the label 6, then the pressing roller mechanism 15 is driven to move along the labeling direction of the product under the movement of the labeling device 1 until the label 6 is pressed and attached to the product, at the moment, the pressing mechanism 17 clamps the label 6, then the shearing mechanism 16 shears the label 6, the labeling is completed, the label sucking component 22 swings to be located above the part 212 to absorb the label 6 to be folded, at the same time, the supporting part 212 is lowered, the label 6 is then the supporting part is folded, the label roll is folded, the label 6 is folded, the swing position is moved towards the bottom of the product to the bottom 211, and the label is gradually moved towards the bottom of the product to be folded, and the label is gradually moved towards the bottom to the bottom of the product.

The above-described embodiments are merely preferred embodiments of the present embodiment, and the scope of the protection of the present embodiment should not be limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present embodiment are intended to be within the scope of the protection of the present embodiment.

Claims (10)

1. An automatic labeling device is characterized by comprising a labeling device and a label folding device;

The label pasting device comprises an unreeling roller, a clamping mechanism and a pinch roller mechanism, wherein the unreeling roller is erected at a fixed position, label coiled materials can be unreeled through the unreeling roller, the clamping mechanism can move in the labeling direction of a product, the clamping mechanism is used for pulling out labels unreeled by the unreeling roller and pulling the labels to the position above the product, the pinch roller mechanism is used for compressing the labels above the product to be attached to the product, and the label pasting device can move in the labeling direction of the product;

the label folding device comprises a label folding component for folding a label to be folded at the end part of a product on the product, the label folding component comprises a base, a label folding roller pivoted on the base and a first driving mechanism for driving the label folding roller to swing between an initial position and a label folding position, and when the label folding roller swings to the label folding position, the label folding roller can push the label to be folded at the label folding position of the product;

The label folding device further comprises a label absorbing assembly, and when the label folding roller swings to the label folding position, the label absorbing assembly can release the label to be folded;

The suction mark assembly comprises a first vertical rod, a suction mark rod vertically connected with the first vertical rod, a fourth driving mechanism for driving the first vertical rod to swing between an unadsorbed position and a to-be-adsorbed position, and a fifth driving mechanism for driving the first vertical rod to lift between the to-be-adsorbed position and the adsorbed position; when the first upright rod is at the adsorption position, the label absorbing rod can adsorb or release the label to be folded.

2. The automatic labeling apparatus of claim 1, wherein the labeling device further comprises a label buffer mechanism, wherein the label buffer mechanism is provided with a pre-storing area in the vicinity of the unreeling roller, a label pre-storing roller set is provided in the pre-storing area, the label pre-storing roller set is capable of sliding in the pre-storing area, the label pre-storing roller set is used for pre-storing labels in the pre-storing area, and the clamping mechanism is used for pulling out labels located in the pre-storing area and locating the labels above products.

3. The automatic labeling apparatus of claim 2, wherein the label stock in the pre-stored area gradually decreases during the use of the label, and the label pre-stored roller group restores the label stock in the pre-stored area to the maximum pre-stored value under the action of an external force or gravity when the label stock in the pre-stored area reaches the minimum pre-stored value.

4. The automatic labeling apparatus of claim 2, wherein the label buffer mechanism further comprises a fixed roller set, and the label unwound from the unwinding roller is wound around the fixed roller set and the label pre-storing roller set in sequence.

5. The automatic labeling apparatus of claim 4, wherein the label pre-storing roller set comprises a plurality of pre-storing rollers, an outer wall surface of each pre-storing roller is used for contacting with an adhesive surface of the label, and a plurality of grooves arranged at intervals are formed in the outer wall surface of each pre-storing roller.

6. The automatic labeling apparatus of claim 1, wherein the clamping mechanism is a manipulator having an arcuate surface for contacting the adhesive surface of the label.

7. The automatic labeling device according to claim 1, wherein the top of the label folding device is provided with a bearing plate for bearing products and a pressing plate for pressing the products, the pressing plate can be lifted relative to the bearing plate to press the products, the bearing plate is provided with a hollowed-out notch and an inserting notch, the hollowed-out notch is communicated with the inserting groove, the label folding device is provided with a position supplementing supporting plate, and the position supplementing supporting plate can be inserted into the inserting groove or separated from the inserting groove to be positioned in the hollowed-out notch.

8. The automatic labeling apparatus of claim 1, wherein the base comprises a holding portion for holding the label to be folded, and a third driving mechanism for driving the holding portion to hold or disengage the label to be folded; the label absorbing component absorbs the label to be folded when the label to be folded is separated from the bearing part.

9. The automatic labeling apparatus of claim 8, wherein the surface of the support portion is provided with a plurality of V-shaped grooves, and the plurality of V-shaped grooves are arranged in a rectangular array.

10. A labelling method, characterized in that it uses the automatic labelling apparatus according to any of claims 1-9 for labelling, comprising the steps of:

Pulling out the label which is unreeled by the unreeling roller by using the clamping mechanism and pulling the label to protrude out of the end part of the product;

rolling the label above the product along the labeling direction of the product by using the pinch roller mechanism until the label is pressed to be attached to the product, and cutting off the label;

And bending the label to be folded protruding out of the end part of the product by using the signature component and attaching the label to the product.