JP3479322B2 - Vending machine locking device - Google Patents

Description

Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking device for a vending machine having two doors. 2. Description of the Related Art As a conventional vending machine, for example, a vending machine for canned beverages, in addition to a main door for opening and closing a product storage section, a loading door for opening and closing a product insertion opening to replenish products. Are known. Such a two-door type canned drink vending machine is disclosed in, for example,
No. 80881. In this vending machine, a main door and a loading door above the main door are provided separately from each other in order to be able to perform a product replenishment operation and a collection operation separately.
Special locks for locking and unlocking these are respectively attached. The main door is configured to be opened only when the loading door is opened. In this conventional vending machine, since exclusive locks are provided on both the main door and the loading door, when both doors are opened, for example, a refilling operation of commodities is performed. In the case of simultaneously performing the collecting operation and the collecting operation, or when performing only the collecting operation, the operation of the key for unlocking must be performed for both doors, and this operation is troublesome. Further, since the loading door is arranged above the vending machine and the position of the lock for the loading door installed on the vending machine becomes high, there is a problem that it is difficult to operate the key. [0004] The present invention has been made to solve such a problem, and is operated by operating a single lock mechanism.
Select only the upper door or both the upper and lower doors
Can be unlocked automatically, which facilitates product replenishment, etc.
Efficient and efficient maintenance of the entire vending machine
Nonce, etc. at the same time and efficiently
And a high degree of freedom in the layout of the lock mechanism.
And to provide a locking device for an automatic vending machine which can Mel possible. In order to achieve this object, a locking device for a vending machine according to the present invention comprises an upper door rotatably mounted on a vending machine main body around an upper end thereof. And a vending machine locking device that locks a lower door rotatably mounted on one of the left and right ends below the upper door of the vending machine main body, near the lower end of the upper door. A first lock slidably provided in the left-right direction and movable to a predetermined locking position for locking the upper door to the vending machine main body and predetermined first and second release positions for releasing the locking. A slider, first and second locking positions provided on the free end side of the lower door so as to be slidable in the vertical direction, and locking the lower door to the vending machine main body; A second lock slider movable to a release position of Connecting the first and second lock sliders to each other
Then, the first lock slider and the second lock slider
When located at the locking position, the second locking position and the release position
At the locking position, the first releasing position and the second releasing position.
To the second lock slider so that
A connecting fitting which is provided on the lower door, together with the second locking slider are connected, a predetermined locked position, can be operated in the first unlocking position and a second unlocking position, first the locking position
When operated to the unlock position, the second lock slider is moved to the second position .
A single lock mechanism for moving the second lock slider from the first locked position to the second locked position and for moving the second lock slider to the release position when operated to the second unlocked position. It is characterized by the following. [0006] [action] in the locking device of the vending machine, lock mechanism facilities
A lock mechanism when operated from the lock position to the first unlock position;
Moves the second lock slider from the first locking position to the second locking position.
Lower door to the vending machine
Of the first lock.
Move the slider from the locked position to the second lock slider
1 The lock of the upper door is released by interlocking with the release position.
Is excluded. Thus, by operating the lock mechanism to the first unlocking position, only the upper door can be unlocked. Also, when the lock mechanism is operated to the second unlock position.
The lock mechanism moves the second lock slider to the release position
At the same time when the lower door is unlocked.
In addition, the connecting fitting connects the first lock slider to the second lock slider.
By interlocking with the second release position for
The door is unlocked . Thus, the lock mechanism is
By operating in the unlocked position, the upper and lower doors can be unlocked simultaneously. For this reason, for example, at the time of replenishment of goods or maintenance of a vending machine, by operating the lock mechanism to the first unlock position, only the upper door is engaged while the lower door is held in the locked state. Can be released. Thus, it is possible to reliably prevent the lower door from being opened due to the contact of the operator's arm or the like, and thus it is possible to smoothly and efficiently replenish products. In addition, when performing maintenance of the vending machine as a whole, the lock mechanism is operated to the second unlocking position, and the upper door and the lower door are simultaneously unlocked, so that the maintenance and the like are performed by the vending machine. It is not necessary to perform the operation separately for the upper part and the lower part. Further, since the first lock slider is connected so as to interlock with the second lock slider, and only the second lock slider is connected to the lock mechanism, there is no need to provide the lock mechanism at the connection between the two lock sliders. Therefore, the degree of freedom of the layout of the lock mechanism can be increased. Further, the first lock slider is provided near the lower end of the upper door so as to slide in the left-right direction along the lower door, and the second lock slider is provided near the free end of the lower door along the vertical direction. The lock sliders can be arranged compactly because they are slidably mounted on the lock slider. Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a front view of a canned beverage vending machine incorporating the locking device of the present invention, and FIG. 2 is a perspective view showing a main part thereof. As shown in these figures,
The vending machine 1 has a vending machine main body 2 and a lower door 3 (main door) and an upper door (loading door) 4 for independently opening and closing the front of the vending machine main body 2. The lower door 3 is for opening a product storage provided in the vending machine main body 2, an internal device, a coin mechanism, and the like. The lower door 3 is opened and closed around a left front end of the vending machine main body 2 in a hinged door format. You. The upper door 4 is for opening and closing a product insertion opening (not shown) formed at the upper part of the vending machine main body 2 to replenish the merchandise. It is opened and closed by a flip-up type. The doors 3 and 4 are collectively locked by a locking device 16 described later. On the front of the vending machine 1, a sign portion 5 on which a maker name or the like is printed is formed from the upper door 4 to the upper half of the lower door 3, and a display portion is provided on the right half of the sign portion 5. 6 are provided. In front of the lower door 3, a customer service section 7 is provided below the display section 6, a product outlet 8 is provided below the display section 6, and a lock mechanism 9 is provided on the right side of the customer service section 7, respectively. The display unit 6 is composed of three product samples 10 in the upper and lower three rows, each of which is arranged on the left and right,
0, three rows of selection buttons 11 provided below the product sample 10 and a selection button 1
In 1, the upper row is arranged on the upper door 4 and the lower 2 rows are arranged on the lower door 3. The customer service section 7 is provided with a coin slot 12, a bill slot 13, a return lever 14, and a display 15. The lock mechanism 9 is a lock device 1 according to the present invention.
6 and the locking device 16 comprises:
As shown in FIG. 2, a lower door lock mechanism 17 for locking the lower door 3 and an upper door lock mechanism 18 for locking the upper door 4.
And the lock mechanism 9 that unlocks both lock mechanisms 17. As will be described later, the locking device 16 is configured such that the lock mechanism 9 can be operated in two stages, and only the upper door 4 is unlocked by the first stage operation.
The lower door 3 is further unlocked by the operation at the stage. The lower door lock mechanism 17 is shown in FIGS.
As shown in FIG. 5, a pair of upper and lower fixing brackets 19, 19 fixed to the vending machine main body 2, and attached to the lower door 3, and engaged with the fixing brackets 19, 19, the lower door 3 is attached to the vending machine main body. 2 and a lower door slide fitting 20 which is locked to the lower door 2. Each fixing bracket 19 is a plate-like member protruding forward from the inner surface of the right wall of the vending machine main body 2, and a locking portion 21 is formed by cutting out upper and lower portions thereof. The lower door slide bracket 20 is formed of a band-like plate extending in the vertical direction, and is attached to the back surface of the lower door 3 so as to be slidable in the vertical direction. In the lower door slide bracket 20, at a position corresponding to each fixing bracket 19,
A pair of upper and lower openings 22, 22 having a slightly larger vertical dimension than the fixing bracket 19 are formed. The lower door slide bracket 20 slides in the up and down direction so that the edge of each opening 22 enters the lock section 21 of each fixing bracket 19, and the lower door 3 is locked. Both edges of each opening 22 are retracted from the locking portion 21 of each fixing bracket 19 to be able to take an unlocked position where the lower door 3 is unlocked. In addition, the lower door slide bracket 20 has a flange portion 23 protruding leftward near the center, and a rectangular hole 24 is formed in the flange portion 23. On the other hand, the upper door lock mechanism 18 is
A pair of left and right latches 25, 25 provided on the lower door 3 and a pair of lock assemblies 26 engaged with the latches 25, 25 to lock the upper door 4 to the lower door 3.
And a link mechanism 27 that releases the locked state of the lock assembly 26 in conjunction with the operation of the lock mechanism 9. Each latch 25 has a gate-like shape projecting from the lower surface of the upper door 4, and its legs are locked by a lock assembly 26. Each lock assembly 26 is fixed to the upper surface of the upper frame of the lower door 3 corresponding to the latch 25, and as shown in FIG.
Each of the shafts 32 and 33 has a receiving piece 30 for receiving the leg of the latch 25 and a locking piece 31 for locking the receiving piece 30 to prevent the latch 25 from being removed. It is configured to be rotatably mounted.
When the upper door 4 is closed, the receiving door 30 has a locking doorway 29.
A receiving groove 34 for receiving the latch 25 that has entered therethrough is formed. On the other hand, engaging projections 3
5 are formed, and the engaging projections 35 are engaged with the engaging concave portions 36 formed in the receiving frame 30 to hold the receiving frame 30. A pin 42 is formed at a predetermined position on the outer periphery of the locking piece 31 so as to project therefrom.
2 extends downward through an arc groove 38 formed in the bottom plate of the case 28. As shown in FIGS. 2 and 3, the link mechanism 27 is a first slide fitting 39 (first lock slider) slidably attached to the upper end of the lower door 3.
A second slide fitting 40 (second lock slider) slidably attached to the right end of the lower door 3;
A connecting fitting 41 connects the two sliding fittings 39 and 40 to each other and connects them. The first slide fitting 39 is formed of a band-shaped plate extending in the left-right direction.
The lower door 3 is arranged below the upper frame. A pin receiving portion (not shown) is formed on the upper surface of the first slide fitting 39 so as to receive each pin 42 of the locking piece 31. On the other hand, the second slide fitting 40 of the link mechanism 27 is formed of a strip-like plate extending in the vertical direction, like the lower door slide fitting 20, and the back surface of the lower door 3 and the lower door slide fitting 20 are formed. Are slidably mounted in the vertical direction. The connection fitting 41 is made of an L-shaped plate, and is attached to the upper right end of the lower door 4 so as to be rotatable around a shaft 43. A vertically long slot 44 formed on one side of the L-shape of the connection fitting 41.
And a pin 4 provided at the right end of the first slide fitting 39.
5 is engaged, and a pin 47 provided at the upper end of the second slide fitting 40 is engaged with an elongated hole 46 in the left-right direction formed on the other side of the connection fitting 41. With such a configuration, the first slide fitting 39 moves in the left-right direction by the vertical movement of the second slide fitting 40,
The lock assembly 26 can be driven.
Further, the other end of the coil spring 58 whose one end is hooked to the lower door 3 is hooked to the second slide fitting 40.
0 is constantly urged upward, and the first slide fitting 39 is constantly urged leftward via the connection fitting 41. Similarly to the lower door slide member 20, the second slide member 40 has a pair of upper and lower openings 48, 4 and 4.
8, and a sliding position in which the lower door 3 is disengaged from the locking portion 21 by being vertically engaged with the locking portion 21 of the fixing bracket 19 to lock the lower door 3. An unlocking position for releasing the locking can be taken.
Further, the second slide fitting 40 has a flange portion 49 projecting leftward in the vicinity of the center.
9, a long hole 50 extending in the left-right direction is formed. The lock mechanism 9 includes a lock 5 as shown in FIG.
1 and a handle 53 (operation member) through which the cylinder 52 is inserted, and is always stored in a storage hole 54 formed in the front of the lower door 3. When the key (not shown) is inserted into the key hole 51 and the cylinder 52 is turned by about 45 degrees, the lock mechanism 9
Project one step forward from the
When it is turned 0 degrees (135 degrees in total), it can be further protruded to the second stage, and in the protruded state of the first stage, it can be rotated clockwise about 45 degrees around the shaft 55, and the protruded state of the second stage Is configured to be able to rotate further to about 90 degrees (135 degrees in total). On the back surface of the handle 53, a first drive pin 56 for unlocking the lower door and a second drive pin 57 for unlocking the upper door form an angle of about 135 degrees with each other in the circumferential direction. hand,
Is formed. The first pin 56 is engaged with the rectangular hole 24 of the flange portion 23 of the lower door slide bracket 20 with play, and the second pin 57 is engaged with the second slide bracket 40.
Of the flange portion 49 with almost no play.
When the handle 53 is rotated by 90 degrees, only the second slide fitting 40 is driven. When the handle 53 is subsequently rotated by 90 degrees, the second slide fitting 40 and the lower door slide fitting 20 are rotated.
Is driven. Next, the operation of the locking device 16 configured as described above will be described. First, the locking state of the locking device 16 will be described. In this state, the handle 5 of the lock mechanism 9
3 is stored in a storage hole 54 of the lower door 3, and a first drive pin 56 of the handle 53 is
The drive pins 57 are positioned diagonally above and to the right of the shaft 55 (see FIG. 5A). Also, the lower door lock mechanism 1
As shown in FIG. 3 (a), the lower door slide bracket 20 is at the locking position lowered by its own weight, and
Are inserted into and engaged with the locking portions 21 of the corresponding fixing bracket 19 from above. Similarly, the second slide fitting 40 of the upper door lock mechanism 18 includes the coil spring 5
In the locking position raised by the urging force of
Is inserted into the engaging portion 21 of the fixture 19 from below and is engaged therewith. As described above, the lower door 3 is provided with the lower door slide member 20 and the second slide member 40.
With the double engagement between the vending machine main body 2 and the fixing bracket 19, the vending machine main body 2 is locked and locked. Further, the first slide fitting 39 of the upper door lock mechanism 18 is driven by the second spring
Is urged to the left via the slide fitting 40 and the connecting fitting 41, and the pin 42 is attached to the first slide fitting 39.
Piece 3 of lock assembly 26 connected via
1 is located at a locking position (solid line position in the figure) rotated counterclockwise in the figure. On the other hand, when the upper door 4 is closed, the receiving piece 30 of the lock assembly 26 receives the leg of the latch 25 in the receiving groove 34, and is located at the solid line position rotated in the counterclockwise direction in the drawing. In this state, the locking piece 31
Is engaged with the engaging recessed portion 36 of the receiving frame 30, whereby the rotation of the receiving frame 30, that is, the latch 25 is performed.
Is prevented, and the upper door 4 is locked. Next, the unlocking operation of the locking device 16 will be described. First, the keyhole 5 of the lock mechanism 9 is changed from the above-described locked state.
Insert the key into 1 and turn the cylinder 52 about 45 degrees.
The handle 53 projects one step forward from the storage hole 54 (see FIG. 5B). Next, when the protruding handle 53 is rotated clockwise by about 45 degrees, the second drive pin 57 moves from the upper right to the lower right of the shaft 55 to a position on the right side. The second slide fitting 40 engaged via 50 is pushed down against the urging force of the coil spring 58 (see FIG. 4B). This second
As the first slide fitting 39 moves rightward with the downward movement of the slide fitting 40 (FIG. 3B).
4), and the locking piece 31 of the lock assembly 26 is
The clockwise rotation from the locking position indicated by the solid line to the intermediate position causes the engaging projection 35 to be disengaged from the engaging concave portion 36 of the receiving frame 30, and the receiving frame 30 is released, whereby the upper door 4 is locked. The state is released, and the upper door 4 can be opened with respect to the lower door 3. On the other hand, by the above-described operation of the handle 53, the first drive pin 56 of the handle 53 moves from a position immediately below the shaft 55 to a position diagonally to the left and below. Is the lower door slide bracket 20
Only moves freely in the rectangular hole 24 and reaches near the upper edge thereof (see FIG. 5B). Therefore, in this operation stage of the handle 53, the lower door slide fitting 20 does not move at all, and is held at the locking position, so that the lower door 3 is held in a locked state (see FIG. 3B). . In this state, when the lower door 3 is further unlocked, when the cylinder 52 is further rotated by about 90 degrees (135 degrees in total) with the key inserted into the keyhole 51, the handle 53 is moved forward by 2 degrees. It protrudes to the stage (see FIG. 5C). Next, when the protruding handle 53 is further turned clockwise by about 90 degrees (a total of 135 degrees), the first drive pin 56 moves from the diagonally lower left of the shaft 55 to the diagonally upper left position. The slide bracket 20 is pushed up to the lock release position shown in FIG. As shown in the figure, at this unlocking position, the edge of the opening 22 of the lower door slide metal fitting 20 is completely disengaged from the locking part 21 of the fixing metal 19, and the fixing metal 19 is released. Also, with the above operation of the handle 53,
When the second drive pin 57 moves from the right side of the shaft 55 to a position immediately below the shaft 55, the second slide fitting 40 is further pushed down to reach the unlocked position, and the edge of the opening 48 is closed. Then, the fixing metal 19 is completely disengaged from the locking portion 21 and the fixing metal 19 is released. As a result, the lower door slide fitting 20 and the second slide fitting 40 are both disengaged from the fixing fitting 19, whereby the lower door 3 is unlocked and the lower door 3 can be opened with respect to the vending machine main body 2. Will be possible. Note that, with the movement of the second slide fitting 40, the first slide fitting 39 further moves rightward,
The locking piece 31 of the lock assembly 26 rotates to the position shown by the broken line in the figure. To lock the locking device 16 from this state, first, when the lower door 3 is closed, the lower door slide bracket 20 is moved by its own weight to the second slide bracket 40.
Is returned to the position shown in FIG. 3B by the urging force of the coil spring 58, and the lower door 3 is automatically locked. At this time, the handle 53 is moved to about 45 in FIG.
The first slide fitting 39 and the locking piece 31 of the lock assembly 26 return to the intermediate position. Next, when the upper door 4 is closed, the first and second slide fittings 39 and 40 return to the initial position (the position shown in FIG. 3A) by the urging force of the coil spring 58, and the lock assembly 26 engages. When the stop piece 31 returns to the locking position, the upper door 4 is locked. At this time, the handle 53 has returned to the initial position, and the locking is completed by pushing the handle 53 into the storage hole 54. As described above, the locking device 16 of this embodiment is configured so that the lock mechanism 9 can be operated in two stages.
By the operation of the first stage, via the link mechanism 27,
The upper door lock mechanism 18 is unlocked and the upper door 4 is unlocked, and the lower door lock mechanism 17 is unlocked and the lower door 3 is unlocked by the second-stage operation. ing. Therefore, both the upper door 4 and the lower door 3 can be unlocked by operating the single lock mechanism 9. Further, since only one lock mechanism 9 is required, by providing this in the lower door 3 as in the embodiment, the unlocking operation of the upper door 4 can be facilitated. Further, since only one lock mechanism 9 is required, there is an advantage that it becomes easier to unify the design of the entire front of the vending machine as compared with the conventional case where two locks are provided in the vending machine. It also has The present invention is not limited to the embodiments described above, but can be implemented in various modes. For example, although the embodiment is an example in which the present invention is applied to a canned beverage vending machine, the present invention is of course applicable to a vending machine that sells other articles. Further, in the embodiment, the link mechanism is used to release the lock of the upper door lock mechanism in accordance with the operation of the lock mechanism, but this may be another appropriate means. As described in detail above, the locking device of the vending machine of the present invention can be operated by operating a single lock mechanism.
Door or both upper and lower doors are selectively locked
Can be canceled, thereby smooth and efficient replenishment of products
It can be performed well, and maintenance of the entire vending machine
Can be performed simultaneously and efficiently over the whole
In addition, there is an effect that the degree of freedom of the layout of the lock mechanism can be increased .

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view of a canned beverage vending machine incorporating the locking device of the present invention. FIG. 2 is a perspective view showing a locking device of the present invention. FIG. 3 is a front view illustrating the operation of a lower door lock mechanism and a link mechanism of the locking device of FIG. 2; FIG. 4 is a plan view showing a configuration and an operation of a lock assembly of the locking device of FIG. 2; 5 is a diagram showing the configuration and operation of a lock mechanism of the locking device of FIG. [Description of Signs] 1 Vending machine 2 Vending machine main body 3 Lower door 4 Upper door 9 Lock mechanism 39 First slide fitting (first lock slider) 40 Second slide fitting (second lock slider) 41 Connection fitting

────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Chieko Mitomo 2-18-18 Keihanhondori, Moriguchi-shi, Osaka Sanyo Electric Co., Ltd. (56) References JP-A-4-7693 (JP, A) Sho Akai 62-93276 (JP, U) JP30-7844 (JP, B1) (58) Fields investigated (Int. Cl. ⁷ , DB name) G07F 5/00-9/10

Claims (1)

(57) [Claims] [Claim 1] An upper door rotatably attached to an upper end portion of a vending machine main body, and left and right below the upper door of the vending machine main body. A locking device for a vending machine that locks a lower door rotatably mounted around one of its ends, wherein the upper door is slidably provided in a lateral direction near a lower end of the upper door. A predetermined locking position for locking to the vending machine main body, and first and second predetermined locking positions for releasing the locking;
A first lock slider movable to a second release position ; a predetermined lock slider slidably provided in a vertical direction on a free end side of the lower door, for locking the lower door to the vending machine main body . A second lock slider movable to first and second locking positions, and a predetermined release position for releasing the locking; and connecting the first and second lock sliders to each other ;
The first lock slider is connected to the second lock slider.
The first locking position, the second locking position, and the release position
The lock position, the first release position and the
And the second release position, respectively,
A connection fitting interlocked with a second lock slider; provided on the lower door, wherein the second lock slider is connected and operable to a predetermined locking position, a first unlocking position, and a second unlocking position. The first position from the locked position .
When operated in the unlocking position, moves the second locking slider to the second locking position from the first locking position, when operated in the second unlocking position, said
And a single lock mechanism for moving the second lock slider to the release position.