JP2001002036A - Label feeding-attaching device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a label feeding-attaching device wherein the structure for the feeding of tag-form labels is simple, and also, by which the attaching of the label to a container neck section can be surely performed. SOLUTION: A label detecting sensor S detects that a label 30 which is taken out and carried by a label taking-out/carrying means 33 has been carried to the vicinity of a label attaching location, and by this detection, the label taking-out/carrying means 33 is stopped. In the meantime, a container 23 which is carried by a container carrying means 1 is stopped on this side of the label attaching location. Then, a control circuit which passes the neck section 23a of the container 23 which is carried to the label attaching location by the container carrying means 1, in the neck passing holes of the label 30 which is carried to the label attaching loation, by synchronously operating the container carrying means 1 and the label taking-out/carrying means 33, is provided for this label feeding-attaching device.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a label supply / attachment device for taking out labels one by one and attaching them to the neck of a container.

[0002]

2. Description of the Related Art Conventionally, for example, when conducting a campaign for a product, a tag-like label on which the content of the campaign is described is prepared, and the label is attached to the neck of a container such as a PET bottle or a bottle. The attached containers are displayed on a shelf and sold.

It is troublesome to manually attach the label to the container neck, so a label attaching device for automatically attaching the label to the container neck has been proposed.

[0004] For example, in a label mounting device disclosed in Utility Model Registration No. 251265 or Japanese Patent Application Laid-Open No. 8-85527, a large number of labels provided with neck insertion holes are provided on a band-shaped material or a band-shaped backing paper at a constant pitch. Prepare a roll that has been temporarily bonded so that it can be peeled off, peel off the label one by one from the strip or the mount with the peeling means while feeding out the band or the mount from this roll, and supply the container to the peeling position with the transport means Then, the label is attached to the neck of the container by inserting the neck of the container into the neck insertion hole of the peeled label.

In the apparatus disclosed in Japanese Utility Model Registration No. 2500600, a large number of labels provided with neck insertion holes are stacked and disposed in a vertically extending label stocker, and a plurality of label fitting grooves are provided. Is disposed below the label stocker on the upper surface at a predetermined angle in the circumferential direction at a predetermined angle, and the rotation of the rotation table is intermittently controlled at a predetermined angle to control the rotation of the rotation table. One of the plurality of label fitting grooves faces the lower end of the label stocker at the stop position of the rotary table, and the base of the lowermost one of the stacked labels is fitted into the label fitting groove.

In addition, in this apparatus, the label whose base is fitted in the label fitting groove is moved to the label mounting position by intermittently controlling the rotation of the rotary table at a predetermined angle. While pressing the base of the label with the pressing means, bending the front end of the label downward with a holding plate or the like, moving the container to the position of the label with the conveying means, and inserting the neck of the container into the neck insertion hole of the container. This allows the label to be attached to the neck of the container.

[0007]

However, Japanese Utility Model Registration No. 251265 and Japanese Patent Application Laid-Open No. 8-85527.
In the label mounting apparatus disclosed in Japanese Patent Laid-Open No. H10-209, it is necessary to prepare a roll in which a label is temporarily adhered to a strip-shaped material or a strip-shaped mount so as to be releasable.

In the apparatus disclosed in Japanese Utility Model Registration No. 2500600, when the label taken out from the rotary table is moved to the label mounting position and stopped, the rotary table is rotated synchronously with the transport speed of the container. However, since it is not detected that the container has moved to the vicinity of the label attaching position, if the interval between the containers conveyed by the conveying means is not constant, there is a possibility that the label cannot be securely attached to the container. is there.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a label supply / attachment device which does not require any trouble in a structure for supplying a tag-like label and can reliably attach the label to a container neck. It is.

[0010]

In order to achieve this object, the invention according to claim 1 provides a label stocker for lowering and guiding a large number of labels for neck hanging having a neck insertion hole formed thereon in a stacked state. A label take-out / transport means for taking out the lowermost label of the labels stacked along the label stocker and transporting the label to the label mounting position, and transporting a container having a small-diameter neck at the upper end to the label mounting position. A label supply mounting device comprising: a container transporting means; and a label attaching means for inserting a neck portion of the container transported by the container transporting means into a neck insertion hole of a label at the label attaching position, wherein the container has the label attaching position. Container detection means for outputting a container detection signal after being conveyed to the vicinity of the label; A label detecting means for outputting an attachment signal is provided, and after receiving the label attaching signal and stopping the label take-out / transport means, receiving the container detection signal and synchronizing the label take-out / transport means with the container carry means. The label supply and attachment device is provided with control means for driving and causing the label to be conveyed to the label attachment position and the container to be conveyed to the label attachment position so that the neck of the container is inserted into the neck insertion hole of the label. It is characterized by the following.

According to a second aspect of the present invention, the label removing and conveying means conveys the label from the neck insertion hole side to the label mounting position, and the label mounting means is connected to the label insertion side of the label conveyed to the label mounting position. And a label bending member inclined downward and fixed to the label mounting position so as to be bent downward by engaging with the portion.

According to a third aspect of the present invention, the label take-out / conveying means takes out the lowermost label of the labels stacked along the label stocker, and attaches the label taken out by the label take-out conveyor to a label. A label transport conveyor for transporting the label to a position, and a transport speed of the label transport conveyor is set to be faster than a transport speed of the label take-out conveyor.

According to a fourth aspect of the present invention, one of the label take-out conveyor and the label carry conveyor is driven by a drive motor, and the first timing pulley of the label take-out conveyor and the second timing pulley of the label carry conveyor are The timing belt is interlocked, and the diameter of the first timing pulley is set to be larger than that of the second timing pulley.

According to a fifth aspect of the present invention, in the vicinity of the lower end of the label stocker, an inclined guide which is inclined in a direction opposite to the label take-out direction and supports at least a rear end of the lowermost label is provided. It is characterized by.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. (1) Configuration FIG. 1 schematically shows a label supply / attachment apparatus according to the present invention, FIG. 2 shows a plan view of the tag-like label of FIG.
FIG. 4 is a perspective view schematically showing the appearance of the label supply and attachment device of FIG.

In FIGS. 3 and 4, reference numeral 1 denotes a container conveying means (container supply device), and reference numeral 2 denotes a label supply device. [Container Transport Means 1] The container transport means 1 includes a conveyor base 3
And pillars 4 and 4 fixed on the conveyor base 3 at intervals in the longitudinal direction, and pipes 5 and 5 and pipes 5 fixed to the upper ends of the pillars 4 and 4 in the lateral direction. 5 has mounting plates (side plate mounting members) 6 and 6 fixed to one end. Note that the same mounting plates (not shown) as the mounting plates 6 and 6 are also fixed to the other ends of the pipes 5 and 5. This mounting plate 6,6
A side plate 7 is fixed to an upper end of the mounting plate, and a side plate 8 is fixed to an upper end of a mounting plate (not shown). The side plate 7 is a side plate 8
Projecting upward.

The side plates 7, 8 are provided in parallel,
A belt conveyor 9 is disposed on the side plates 7 and 8. As shown in FIG. 1, the belt conveyor 9 includes rollers (not shown in FIGS. 3 and 4) rotatably held between both ends of the side plates 7 and 8 in FIGS. , Roller 1
It has a conveyor belt 12 stretched between 0 and 11 and a rotation driving means (not shown in FIGS. 3 and 4) 13 for driving the rollers 11 to rotate.

The rotation drive means 13 includes a drive motor (bottle drive motor) 14, a speed reducer 15 interlocked with the drive motor 14, a pulley 16 fixed to an output shaft of the speed reducer 15, a pulley 16 and the roller 11 The belt 17 is stretched over the belt 17.

The container conveying means 1 has a conveying interval regulating means 18 and a container detecting sensor (container detecting means) 19 which is a bottle detecting sensor.

The transport interval regulating means 18 is composed of a pair of support plates 2 detachably mounted near the longitudinal end of the side plate 8.
0, 20; support rods (support arms) 21, 21 fixed to the upper ends of the support plates 20, 20; and portions near both ends fixed to the support rods 21, 21 and disposed on the conveyor belt 12. The distance defining member 22 is provided. The space defining member 22 is provided in parallel with the side plates 7 and 8, and the space between the space defining member 22 and the side plate 7 whose upper portion protrudes above the conveyor belt 12 is set to be slightly larger than the width of the container 23 to be conveyed. It has become. Therefore, by preparing several types of transport interval regulating means 18 having different lengths of the support rods 19, 19, it is possible to cope with containers 23 having different widths.

The container detecting sensor 19 is attached to the side plate 7 via a support arm 24 as shown in FIGS. This photoelectric sensor 19 has a light emitting element 19a and a light receiving element 19b as shown in FIG. 1, and detects that a light beam emitted from the light emitting element 19a is reflected from the container 23. [Label supply device 2] Label supply device 2
A supporting column 25 disposed on the side of the side plate 7, a mounting base 26 slopingly mounted on the upper portion of the column 25, a box 27 for storing a driving unit mounted on the mounting base 26, and a box 27. And a label stocker 28 disposed vertically between the intermediate portions of the side plates 27a, 27a.

The label stocker 28 has a U-shape in plan view, is inclined obliquely upward and forward, and has a front plate 28a attached to the side plates 27a, 27a and a parallel plate fixed vertically to the rear surface of the front plate 28a. Guide plates 28b, 28b. A space 29 for label stock is formed between the guide plates 28b. In this space 29, tag-like labels 30 are stacked and arranged. This label 30
Is a neck insertion hole 30a at the front end as shown in FIG.
Is formed, and the advertisement content (not shown) is printed on the rear side.

The label supply device 2 includes side plates 28b,
A guide mounting plate 31 bridged between the rear portions of the guide mounting plate 31 and a label guide member 32 mounted on the guide mounting plate 31;
Having. The label guide member 32 is located rearward near the lower end of the label stocker 28, has a triangular side shape, and has an upper inclined surface (inclined guide).
32a is inclined in the direction (rearward) opposite to the label removing direction. Thus, at least the lowermost rear end of the plurality of labels 30 disposed in the space 29 is supported.

Further, the label supply device 2 takes out the lowermost one of the labels 30 stacked along the label stocker 28 and transports the label 30 to the label mounting position, and is transported by the container transporting means 1. A label attaching means 34 for inserting the neck 23a of the container 23 into the neck insertion hole 30a of the label 30 at the label attaching position, and a label detecting sensor (label detecting means) S as a stop sensor. <Label take-out and transport means 33> Label take-out and transport means 33
Is a label 30 stacked along the label stocker 28.
A label take-out conveyor 35 for taking out the bottom one of
Label 30 taken out by label take-out conveyor 35
Conveyor 3 that transports the label to the label mounting position
6 is provided. The label take-out conveyor 35 and the label transport conveyor 36 are arranged in series in the label transport direction, and are inclined downward in the transport direction. (Label take-out conveyor 35) Label take-out conveyor 35
A drive roller 37 disposed below and in front of the lower end of the label stocker 28; a roller 38 disposed between the lower rear end of the label stocker 28 and the lower front of the label guide member 32; , 38, a roller 40 disposed above the drive roller 37, and a drive motor (label drive motor) 41 of FIG. A drive unit such as a pulse motor can be used for the drive motor 41.
A gap 28c for taking out a label is formed between the belt 39 and the lower end of the front plate 28a of the label stocker 28. (Label Conveyor 36) Label Conveyor 36
Are rollers 42, 43 disposed at an interval in front and rear
And an idle roller 4 disposed between the rollers 42 and 43
4, a belt 45 stretched over rollers 42 and 43,
A number of guide rollers 46 disposed above the belt 45
a to 46d. Also, a large number of guide rollers 46a
The guide rollers 46a and 46d at both ends among the rollers 46d are disposed above the rollers 43 and 42. Note that the guide rollers 46a to 46d are rotatably held by a support member 46, and the support member 46 is fixed to a support member 46A bridging the side plates 27a, 27b. (Linking means 47) The rollers 37 and 43 are linked by the conveyor linking means 47. Conveyor interlocking means 47
Has a first timing pulley 48 provided integrally with the roller 37, a second timing pulley 49 provided integrally with the roller 43, and a timing belt 50 stretched between the first timing pulleys 48, 49. . And
The diameter of the first timing pulley 48 is set to be larger than the diameter of the second timing pulley 49 so that the transport speed of the label transport conveyor 36 is faster than the transport speed of the label take-out conveyor 35. (Label Detection Sensor S) The label detection sensor S is attached to the support member 46 so as to face between the guide rollers 46c and 46d. The label detection sensor S also includes a light-emitting element and a light-receiving element, not shown, similarly to the container detection sensor 19. (Label Attaching Means 34) The label attaching means 34 is
It has a support rod 51 fixed to 7 a and arranged close to the front side of the roller 42, and label bending members 52, 52 attached to the support rod 51. The label bending members 52, 52 are used for the label 3 transported to the label mounting position.
2 is engaged with the portion on the side of the neck insertion hole 30a as shown by the chain line in FIG. The tilt is fixed. The space between the lower ends of the label bending members 52, 52 is the label mounting position. <Control Circuit> The detection signals from the container detection sensor 19 and the label detection sensor S are input to a control circuit (control means) 53 as shown in FIG. 5, and the control circuit 53 controls the operation of the drive motors 14 and 41. It is supposed to. (2) Operation Next, the operation of the label supply / attachment device having such a configuration will be described. a. The take-out control circuit 53 of the label 30 operates the drive motor 41 such as the pulse motor of the label take-out conveyor 35 to rotate the drive roller 37 in the counterclockwise direction in the figure and rotate the belt 39 in the counterclockwise direction. Drive. The rotation of the driving roller 37 is controlled by the first timing pulley 48 and the timing belt 5.
The roller 43 is transmitted to the second timing pulley 49 of the label transport conveyor 36 via the first timing pulley 0, the roller 43 is driven to rotate integrally with the second timing pulley 49, and the belt 45 is driven to rotate counterclockwise in the drawing. At this time, the rotation speed of the belt 39 of the label take-out conveyor 35 is larger than the diameter of the first timing pulley 48 than the diameter of the second timing pulley 49, so that the belt 4
5 less than the rotation speed.

On the other hand, the lower end of the label 30 stacked in the space 29 of the label stocker 28 has the leading end in contact with the belt 39 and the rear end has the label guide member 3.
2 is in contact with the upper inclined surface 32a (inclination guide).

1 and FIGS. 6 to 10 in this state.
When the drive roller 41 is rotated in the counterclockwise direction in the figure by operating the drive motor 41 of the label take-out conveyor 35 inclined obliquely downward to the left, the belt 39 is driven to rotate in the counterclockwise direction, and the label stocker 28 is rotated. The lowermost one of the labels 30 stacked in the space 29 of FIG. This label removal is performed sequentially.

The removed label 30 is attached to the belt 3
1 and FIGS. 6 to 10, the label is conveyed onto a belt 45 of a label conveying conveyor 36 which is inclined downward and leftward in FIGS. When the label 30 is conveyed onto the belt 45, the label 30 is conveyed obliquely downward left in the figure by the belt 45 and the guide rollers 46a to 46d. Since the rotation speed of the belt 45 is faster than the rotation speed of the belt 39, the belt 39
30 and belt 39 transferred to belt 45 from
The space between the upper label 30 and the upper label 30 is slightly widened, and the label 3
It facilitates detection and holding at the zero mounting position.

Then, the leading end of the label 30 moves obliquely downward to the left below the label detection sensor S. At this time, the neck insertion hole 30a of the label 30 is
And the setting where the neck insertion hole 30a of the label 30 does not pass below the label detection sensor S can be considered. This label detection sensor S
Is designed to emit a light beam from a light emitting element (not shown) toward the belt 45, and to receive a reflected light beam hitting the label 30 by a light receiving element (not shown) and output a detection signal.

Therefore, in the former case where the neck insertion hole 30a of the label 30 passes below the label detection sensor S, when the leading end of the label 30 enters below the label detection sensor S, the label detection sensor S is activated. When a detection signal is output and the neck insertion hole 30a of the label 30 enters below the label detection sensor S, the label detection signal from the label detection sensor S disappears, and the neck insertion hole 30a passes below the label detection sensor S. Again, the label detection sensor S outputs a label detection signal, and the label 30
Passes below the label detection sensor S, the label detection signal from the label detection sensor S disappears.

When the neck insertion hole 30a of the label 30 is set so as not to pass below the label detection sensor S,
When the label 30 passes below the label detection sensor S, a label detection signal is output from the label detection sensor S. When the label 30 passes below the label detection sensor S,
The label detection signal from the label detection sensor S disappears.

The label detection signal from the label detection sensor S is input to the control circuit 53, and when the label detection sensor S detects the passage of the label 30, the control circuit 53
Stops the operation of the drive motor 41, and moves the rear end of the label 30 passing below the label detection sensor S to the roller 4
The state is held between 2, 46d. This position is a position before the label mounting position.

In this state, both sides of the label 30 on the side of the neck insertion hole 30a are in contact with the label attaching means 34, that is, a pair of label bending members 52, 52 which are inclined obliquely downward, and FIGS. It is inclined downward as shown in FIG. b. On the other hand, when the drive motor 14 is operated, the drive motor 14
Is transmitted to the roller 11 via the reduction gear 15, the pulley 16, and the belt 17, the roller 11 is driven to rotate counterclockwise in FIG. 1, and the conveyor belt 12 is driven to rotate counterclockwise. Thereby, in FIGS. 1 and 4,
A container 23 such as a PET bottle placed on the conveyor belt 12 is transported to the left in the figure. Then, when the light beam emitted from the light emitting element 19a of the container detecting sensor 19 is reflected from the container 23 and enters the light receiving element 19b until the container 23 reaches the position just before the label mounting position, a container detection signal is output from the light receiving element 19b and the control circuit is output. 53 is input. c. Label mounting Then, upon receiving the container detection signal from the light receiving element 19b, the control circuit 53 operates the drive motor 14 to
3 is further moved to the left in FIGS. 1, 6 (a) and 7 to take out and transport the label 30. At this time, the control circuit 5
The label 3 is held between the rollers 42 and 46d at the timing when the neck 23a of the container 23 passes between the label bending members 52 of the label attaching means 34.
8 is transported to the left as shown in FIGS.
3a is a label bending member 52 in which the label is attached;
The drive motor 14 is connected to the drive motor 41 so as to enter the neck insertion hole 30a of the label 30 as shown in FIG.
Control in synchronization with. The container 23 with the label 30 attached to the neck 23a in this manner is shown in FIG.
It is moved to the left as indicated by 0 and is discharged from the conveyor belt 12.

[0033]

As described above, according to the first aspect of the present invention, the container is conveyed to a position near the label mounting position and outputs a container detection signal, and the label is close to the label mounting position. A label detecting means for detecting that the sheet has been transported and outputting a label attaching signal is provided, and after receiving the label attaching signal and stopping the label extracting and conveying means, receiving the container detection signal and The label removing / conveying means is driven in synchronization with the container conveying means, and the label is conveyed to the label mounting position and the container is conveyed to the label mounting position, and the neck of the container is inserted into the neck insertion hole of the label. Since the control means is provided, the structure for supplying the tag-like label does not require much work, and the label can be securely attached to the container neck.

According to a second aspect of the present invention, the label removing / transporting means conveys the label from the neck insertion hole side to the label mounting position, and the label mounting means conveys the label to the label insertion position on the label insertion position. The label folding member is inclined downward and fixed to the label mounting position so that it can be bent downward by engaging with the part of the container, so that the neck portion of the container can be easily configured without using driving means and the like. The label can be inserted into the neck insertion hole of the label.

According to a third aspect of the present invention, the label take-out / transporting means takes out the lowest one of the labels stacked along the label stocker, and attaches the label taken out by the label take-out conveyor to a label. A label transport conveyor for transporting the label to a position is provided, and the transport speed of the label transport conveyor is set to be faster than the transport speed of the label take-out conveyor. Is set to a necessary interval for attaching the label to the container, thereby facilitating detection and holding of the label at the label attaching position.

According to a fourth aspect of the present invention, one of the label take-out conveyor and the label carry conveyor is driven by a drive motor, and the first timing pulley of the label take-out conveyor and the second timing pulley of the label carry conveyer are The timing belt is interlocked, and the diameter of the first timing pulley is set to be larger than that of the second timing pulley. Therefore, the transport speed of the label transport conveyor is set faster than the transport speed of the label take-out conveyor with a simple configuration. it can.

According to a fifth aspect of the present invention, an inclined guide is provided in the vicinity of the lower end of the label stocker so as to be inclined in a direction opposite to the label removing direction and to support at least the rear end of the lowermost label. Therefore, when the lowermost one of the stacked labels is taken out by the belt, the rear end of the label is slid down in the label taking-out direction by the inclined guide, and the label is taken out easily.

[Brief description of the drawings]

FIG. 1 is a schematic explanatory view of a label supply mounting device according to the present invention;

FIG. 2 is a plan view of the tag-like label of FIG. 1;

FIG. 3 is a schematic perspective view of the label supply mounting device of FIG. 1;

FIG. 4 is a perspective view of the label supply / attachment device in a state where a container is transported and a label is hung on the neck of the container.

FIG. 5 is a control circuit diagram of the label supply / attachment device shown in FIG.

FIG. 6 is an operation explanatory view of the label supply / attachment device shown in FIGS. 1, 3, and 4;

FIG. 7 is an operation explanatory view of the label supply / attachment device shown in FIGS. 1, 3, and 4;

FIG. 8 is an operation explanatory view of the label supply / attachment device shown in FIGS. 1, 3, and 4;

FIG. 9 is an operation explanatory view of the label supply / attachment device shown in FIGS. 1, 3, and 4;

FIG. 10 is an operation explanatory view of the label supply / attachment device shown in FIGS. 1, 3, and 4;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Container conveyance means 2 ... Label supply device 14 ... Drive motor 19 ... Container detection sensor (container detection means) 23 ... Container 23a ... Neck 28 ... Label stocker 30 ..Label 30a ・ ・ ・ Neck insertion hole 32 ・ ・ ・ Label guide member 32a ・ ・ ・ Top inclined surface (inclined guide) 33 ・ ・ ・ Label take-out / transport means 34 ・ ・ ・ Label attaching means 35 ・ ・ ・ Bell take-out conveyor 36 ... label transport conveyor 48 ... first timing pulley 49 ... second timing pulley 50 ... timing belt 53 ... control circuit (control means) 52 ... label bending member S ... Label position detection sensor (label detection means)

Claims (5)

[Claims] 1. A label stocker for lowering and guiding a large number of labels for neck hanging having a neck insertion hole formed thereon in a stacked state, and a label taken out by taking out the lowermost one of the labels stacked along the label stocker Label take-out transport means for transporting the container to the label mounting position, container transport means for transporting the container provided with a small-diameter neck at the upper end to the label mounting position, and the neck of the container transported by the container transport means. A label supply mounting device comprising a label mounting means for inserting a label into a neck insertion hole of a label at a label mounting position, wherein the container is conveyed to near the label mounting position and outputs a container detection signal; A label detecting unit that detects that the label has been conveyed close to the label mounting position and outputs a label mounting signal, After receiving the bell attachment signal and stopping the label take-out / transporting means, receiving the container detection signal, driving the label take-out / transportation means in synchronization with the container carrying means, and carrying the label to the label attaching position. And a control means for transporting the container to a label mounting position and inserting a neck of the container into a neck insertion hole of the label. 2. The method according to claim 1, wherein the label removing and transporting means transports the label from the side of the neck insertion hole to the label mounting position, and the label mounting means engages with a portion of the label which is transported to the label mounting position on the side of the neck insertion hole. The label supply / attachment device according to claim 1, wherein the label supply / attachment device is a label folding member that is inclined downward and fixed to a label attachment position so as to be bent downward. 3. A label take-out convey means for taking out the lowermost one of the labels stacked along the label stocker, and a label for carrying the label taken out by the label take-out conveyer to a label mounting position. 3. The apparatus according to claim 1, further comprising a transport conveyor, wherein a transport speed of the label transport conveyor is set faster than a transport speed of the label take-out conveyor.
2. The label supply mounting device according to claim 1. 4. One of the label take-out conveyor and the label transport conveyor is driven by a drive motor,
The first timing pulley of the label take-out conveyor and the second timing pulley of the label transport conveyor are linked by a timing belt, and the diameter of the first timing pulley is the second.
The label supply and attachment device according to claim 3, wherein the label supply attachment device is set to be larger than the timing pulley. 5. An inclined guide which is inclined in a direction opposite to a label take-out direction and which supports at least a rear end portion of said label at a lowermost position is provided near a lower end portion of said label stocker. Item 5. A label supply mounting device according to Item 4.