JP4124347B2 - Vending machine product unloading device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a product unloading device of a vending machine that pushes out a box-shaped product such as a cigarette by a pusher.
[0002]
[Prior art]
As disclosed in Patent Document 1 and the like, box-type products such as cigarettes as shown in FIGS. 6 and 7 are stored in a plurality of rows in a directly stacked state, and a pusher 101 that reciprocates back and forth is moved forward. The product unloading device 100 of the vending machine that dispenses the product from the outlet 102 side by performing the operation of feeding the product toward the front side while pressing the back side surface of the product by the pusher 101 when moving to the side has already been provided. It is known.
[0003]
Further, in this kind of vending machine product unloading apparatus 100, a tilt-type payout prevention arm 103 that appears and disappears in the exit portion 102 is provided in a standby state, and a link 104, between the payout prevention arm 103 and the pusher 101 is provided. A device interlocked by an interlock mechanism 106 including a detect lever 105 is also known. As shown in FIG. 8, at the standby position at the rear end, the pusher 101 causes the payout prevention arm 103 to protrude through the interlock mechanism 106, and as shown in FIG. 10, at the intermediate standby position. The payout prevention arm 103 is projected through the interlock mechanism 106 by a position detection slider 107 interlocked with the pusher 101.
[0004]
According to this configuration, in the standby state, it is possible to prevent the product from dropping out or being illegally extracted from the exit portion 102 side.
[0005]
[Patent Document 1]
Japanese Patent Laid-Open No. 2001-344649
[Problems to be solved by the invention]
However, in the above-conventional vending machine commodity carrying-out apparatus, in the standby state, in order to project the payout prevention arm 103, an interlock mechanism 106 including a link 104, a detect lever 105, and a position detection slider 107 are extremely used. Since a large number of parts are required, the manufacturing cost is increased, and the structure is complicated. Therefore, the number of assembling steps is increased, which takes a lot of labor and time. This also raises the problem that the manufacturing cost is increased.
[0007]
SUMMARY OF THE INVENTION The present invention solves the above-mentioned problem, and in a vending machine that pays out a single row of merchandise by a pusher, the configuration can be simplified while having a payout prevention arm. An object of the present invention is to provide a product carry-out device for a vending machine.
[0008]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, a product carry-out device for a vending machine according to claim 1 of the present invention stores products in a storage frame on the placement unit in a plurality of rows in a directly stacked state, and a lower end of the storage frame. An outlet portion is provided on one side in the product storage row direction in the front portion, and the front end in the vicinity of the outlet portion from the rear end standby position on the back side of the storage unit away from the outlet portion in the placement unit. A pusher that reciprocates to a position is provided, and when the pusher is moved to the near side, the pusher pushes the surface on the back side of the product while feeding it to the near side, and the product is discharged from the outlet portion. A vending machine for carrying out a product, wherein between the front end position and the rear end standby position, the pusher ends the delivery of the product for each row of the product storage row, and the next product is delivered. Set the intermediate standby position to wait A dispensation prevention arm is provided that is movably supported over a blocking posture that protrudes in the vicinity of the outlet portion and prevents the dispensing of the product and a withdrawal posture that retreats downward from the vicinity of the outlet portion and permits the dispensing of the product. An urging means for urging the payout prevention arm toward the retracted posture side is provided, and is provided on the pusher against the urging force of the urging means only when the pusher is at the rear end standby position and the intermediate standby position. Further, the disengagement arm is pushed upward by the cam portion so as to be in the blocking posture.
[0009]
With this configuration, at the time of standby, the payout prevention arm is pushed upward by the cam portion provided in the pusher to be in a blocking posture, and the product can be prevented from dropping off or being illegally extracted from the outlet portion. Further, when the position is other than the standby position, the payout prevention arm is in the retracted position by the urging force of the urging means, and the product can be discharged without any trouble. According to this configuration, the push-out prevention arm is directly pushed up by the pusher, so that the number of parts is small and an increase in manufacturing cost can be minimized.
[0010]
According to a second aspect of the present invention, in the commodity delivery device for the vending machine according to the first aspect, the payout prevention arm includes a support shaft portion that extends back and forth along the pusher travel direction in the placement unit. A blocking arm portion that is rotatable about a blocking posture and a retracting posture around the support shaft portion; and a position corresponding to the rear end standby position and the intermediate standby position of the support shaft portion on the travel path side of the pusher When the pusher is positioned at the rear end standby position and the intermediate standby position, the push-out prevention arm is rotated so that the pusher comes into contact with the pusher and the blocking arm portion is in the blocking posture. And a projecting portion to be moved.
[0011]
With this configuration, it is possible to minimize the number of parts by using a relatively simple disposition prevention arm having a support shaft portion, a blocking arm portion, and a protruding portion.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described with reference to FIGS.
As shown in FIGS. 1 and 2, a box-shaped product 1 such as a cigarette is stored in a storage frame 3 on the placement unit 2 in a two-row direct stacking state, and a lower end portion of the storage frame 3. An exit 4 is provided on the front side in which the goods are paid out. The mounting unit 2 is provided with a pusher 5 that reciprocates from the rear end standby position a on the back side to the front end position b in the vicinity of the outlet portion 4 with respect to the storage location of the product 1 far away from the outlet portion 4. When the pusher 5 is moved to the front side, the pusher 5 pushes the back side surface of the product 1 and feeds the product 1 to the front side one row at a time so that the product 1 is discharged from the outlet portion 4. It is configured. The position c in FIGS. 1 and 2 is an intermediate standby position where the pusher 5 finishes paying out the product 1 for each row of the product storage row and waits for the next product 1 to be paid out.
[0013]
More specifically, the mounting unit 2 is rotatable at a position biased to one side of the mounting unit 2 (in this embodiment, the right side when viewed from the outlet unit 4 side). And a drive screw shaft 6 formed of a screw screw (so-called napier screw) to which the base portion 5a of the pusher 5 is fitted, and the drive screw shaft 6 is connected to a predetermined one via a reduction gear group 9. Drive motor 7 rotating in the direction, position detection switch 8 for detecting the position of the pusher 5, and slidable in the front-rear direction (from the position shown by the solid line to the position shown by the phantom line in FIGS. 1 and 2) The front end protrusion 10a and the rear end protrusion 10b can be brought into contact with the pusher 5, and the position detection switch 8 indicates that the pusher 5 has moved to the rear end standby position a and the intermediate standby position c. Detect A lidar 10 (in FIG. 1 and FIG. 2, for the sake of clarity, the slider 10 is shown with mesh hatching), and two sold-out detection levers arranged so as to be retractable from the upper surface of the mounting unit 2 11 and a sold-out detection switch 12 for detecting the sold-out state of each row by each sold-out detection lever 11. Further, a case forming an outer shell portion of the mounting unit 2 includes a main body cover 15, an upper cover 16 that covers the main body cover 15 from above, and a front cover 17 that is disposed below the outlet portion 4. It is configured.
[0014]
Then, the drive screw shaft 6 is rotationally driven in a predetermined direction by the driving force of the drive motor 7 so that the pusher 5 performs a reciprocating motion between a forward movement operation and a backward movement operation. Here, when the pusher 5 moves back to the rear end standby position a (see the solid line portion in FIG. 1A and FIG. 2), the protrusion at the rear end of the slider 10 pushed rearward by the pusher 5. The position near the position 10b abuts on the position detection switch 8, and the position detection switch 8 is switched, so that the pusher 5 is stopped when it moves backward to the rear end standby position a, and waits for the next product 1 payout operation. To do. Further, from this state, when the pusher 5 advances and advances to a position slightly behind the intermediate standby position c, the pusher 5 comes into contact with the protrusion 10 a at the front end of the slider 10, and the slider 10 further advances together with the pusher 5. In this state, when the slider 10 is switched away from the position detection switch 8, the pusher 5 is stopped when it moves forward to the intermediate standby position c, and waits for the next product 1 payout operation. Thereafter, when there is a further dispensing instruction, when the pusher 5 moves forward with the slider 10 to the front end position b and then moves backward, only the pusher 5 moves backward until the intermediate standby position c, and the intermediate standby position c When reaching the rear end standby position a with the slider 10, the position detection switch 8 is switched and the pusher 5 is stopped as described above when the pusher 5 moves back to the rear end standby position a. The
[0015]
The pusher 5 has an upper portion that can be tilted and a spring 5f (see FIG. 3A) that is biased to a standing posture is attached. When the pusher 5 moves forward to pay out the product 1, While projecting from the upper surface of the mounting unit 2 and pushing out the product 1 to the front side by the front flat surface portion 5b, the back curved portion 5c of the pusher 5 abuts against the product 1 when retreating, and in FIG. The tilting posture is as shown by the line, and the pusher 5 passes under the product 1.
[0016]
In addition to the above-described configuration, the placement unit 2 is provided with a payout prevention arm 13 for preventing the product 1 from dropping off or being illegally extracted from the outlet portion 4 side. As shown in FIGS. 5 (a), 5 (b), 5 (e), and 5 (f), the payout prevention arm 13 protrudes in the vicinity of the outlet portion 4 to prevent the product 1 from being discharged, and FIG. As shown in c) and (d), it is supported movably over a retreat posture that retreats downward from the vicinity of the outlet portion 4 and allows the product 1 to be paid out. Further, the payout prevention arm 13 is biased toward the retracted posture side by the biasing spring 14 that is stretched across the front surface portion of the mounting unit 2 and the payout prevention arm 13. Reference numeral 18 denotes a stopper portion that regulates the withdrawal posture position of the payout prevention arm 13.
[0017]
The payout prevention arm 13 has a groove portion 15a (in the vicinity of the upper surface portion on the right side when viewing the mounting unit 2 from the outlet portion 4 side in this embodiment) in the vicinity of the upper surface portion on one side of the mounting unit 2. 2 and FIG. 4 (b)), the support shaft portion 13a is supported rotatably in the posture inserted and extended forward and backward along the pusher traveling direction, and is bent from the front end of the support shaft portion 13a. Further, a blocking arm portion 13b that is rotatable between a blocking posture and a retracting posture around the support shaft portion 13a, and a travel path of the pusher 5 at positions corresponding to the rear end standby position a and the intermediate standby position c in the support shaft portion 13a. It is comprised from the 1st, 2nd protrusion part 13c, 13d formed so that it might protrude to the side. Further, the pusher 5 is formed with a cam portion 5d that can contact the protrusions 13c and 13d of the payout prevention arm 13 and can be pushed up from below. Note that the wall portions of the portions of the groove 16a of the upper cover 16 where the protrusions 13c and 13d of the payout prevention arm 13 are formed are notched, and the protrusions 13c and 13d of the payout prevention arm 13 are the pushers 5 respectively. It protrudes into the travel path.
[0018]
In the above configuration, in the standby state in which the pusher 5 is at the rear end standby position a, as shown in FIGS. 5A and 5B, the first of the payout prevention arms 13 formed at the rear end of the support shaft portion 13a. The protruding portion 13c of the pusher 5 is pushed up against the cam portion 5d of the pusher 5, and the blocking arm portion 13b of the payout preventing arm 13 protrudes in the vicinity of the outlet portion 4 to block the discharging of the product 1. Become posture. Accordingly, the dispensation preventing arm 13 in the blocking posture prevents the product 1 from dropping out or being illegally extracted from the outlet portion 4 side.
[0019]
As shown in FIGS. 5C and 5D, when there is an instruction for paying out the product 1, the pusher 5 is moved to the near side from the rear end standby position a toward the intermediate standby position c. By the movement of the pusher 5, the product 1 at the lower end of the rear part in the storage frame 3 is moved to the front side, and accordingly, the product 1 in front is also moved to the outlet part 4 side. At this time, the cam portion 5 d of the pusher 5 is disengaged from the first projecting portion 13 c and the support shaft portion 13 a of the payout prevention arm 13, and the payout prevention arm 13 is rotated to the withdrawal posture by the biasing force of the biasing spring 14. Thereby, when the pusher 5 moves to the vicinity of the intermediate standby position c, the product 1 in front of the lower end is dispensed from the outlet portion 4 without any trouble.
[0020]
When the pusher 5 reaches the intermediate standby position c, the second protrusion 13d of the payout prevention arm 13 formed at the intermediate portion of the support shaft portion 13a is pushed up against the cam portion 5d of the pusher 5, Accordingly, the blocking arm portion 13b of the payout prevention arm 13 protrudes in the vicinity of the outlet portion 4 to be in a blocking posture to prevent the commodity 1 from being paid out. Accordingly, the dispensation preventing arm 13 in the blocking posture prevents the product 1 from dropping out or being illegally extracted from the outlet portion 4 side.
[0021]
Further, when there is an instruction to pay out the product 1 further from this state, the pusher 5 is first moved to the near side from the intermediate standby position c toward the front end position b. By the movement of the pusher 5, the front product 1 is moved to the outlet portion 4 side and discharged from the outlet portion 4. At this time, the cam portion 5d of the pusher 5 is disengaged from the second rear projecting portion 13d and the support shaft portion 13a of the payout prevention arm 13, and the payout prevention arm 13 is maintained in the retracted posture by the biasing force of the biasing spring 14. Is done. Thereafter, the pusher 5 is subsequently retracted from the front end position b to the rear end standby position c, and when the pusher 5 reaches the rear end standby position c, as described above, the payout prevention arm 13 assumes the blocking posture, and the outlet portion 4 The product 1 is prevented from dropping off or being illegally extracted from the side.
[0022]
According to this structure, since the push-out preventing arm 13 is pushed up directly by the pusher 5, the number of parts can be reduced, and the structure is simple, so that the number of assembling steps can be reduced, thereby reducing the manufacturing cost. Can do. Further, since the switching operation between the blocking posture and the withdrawal posture of the payout prevention arm 13 based on the position of the pusher 5 only needs to adjust the formation positions of the protruding portions 13c and 13d in the support shaft portion 13a of the payout prevention arm 13, Very easy to do.
[0023]
In the above embodiment, the case where the products 1 are stored in the front and rear two rows has been described. However, the present invention is not limited to this, and the product 1 is stored in three or more rows and paid out one by one. It goes without saying that is also applicable. In the above-described embodiment, the case where the payout prevention arm 13 is rotatable about the support shaft portion 13a has been described. However, the present invention is not limited to this. In this case, it is necessary to set a large amount of lifting by the cam portion 5d of the pusher 5.
[0024]
【The invention's effect】
As described above, according to the present invention, in the product delivery device of the vending machine that performs the delivery operation by the pusher one row at a time and delivers the product from the outlet, the blocking posture for preventing the product delivery and the delivery of the product are allowed. A disengagement preventing arm that is supported movably over the retreating posture, and is provided with a biasing means that biases the disengagement preventing arm toward the retreating posture side, and the pusher is in the rear end standby position and the intermediate standby position. Only when the force is applied, the disengagement arm is pushed upward by the cam portion provided in the pusher against the urging force of the pusher so as to be in the blocking posture, thereby reducing the number of parts and the structure. Since it is simple, the number of assembling steps can be reduced, and the manufacturing cost can be reduced.
[0025]
In addition, as the payout prevention arm, the support shaft portion that extends back and forth along the pusher travel direction in the mounting unit is provided with a protruding portion that contacts the pusher at the standby position, so that the position of the pusher The adjustment of the switching position between the blocking posture and the retracting posture of the payout prevention arm based on the above is only required by adjusting the formation position of the protruding portion in the support shaft portion of the payout prevention arm.
[Brief description of the drawings]
FIGS. 1A and 1B are a plan view and a side view, respectively, of a product carry-out device of a vending machine according to an embodiment of the present invention.
FIG. 2 is a plan view showing a state where an upper cover of the commodity carry-out device is removed.
FIGS. 3A and 3B are a front view and a side view of a pusher of the commodity carry-out device.
FIG. 4 is a front view of a reduction gear group of the commodity carry-out device and its vicinity.
FIGS. 5A and 5B are a plan view and a front view showing a payout prevention arm and the like of the commodity carry-out device, showing a state in which the pusher is at a rear end standby position, and FIGS. The top view and front view showing the payout prevention arm of the product carry-out device show the state where the pusher is moving forward from the rear end standby position, and (e) and (f) show the payout prevention of the product carry-out device. It is the top view and front view which show an arm etc., and shows the state which has a pusher in an intermediate | middle standby position.
FIGS. 6A and 6B are a plan view and a side view of a conventional product unloading device of a vending machine, respectively.
FIGS. 7A to 7D are side views showing the state of the product in the conventional product carry-out device.
FIGS. 8A and 8B are a plan view and a side view showing a payout prevention arm, an interlock mechanism, and the like of the conventional product carrying-out apparatus, and showing a state in which the pusher is at the rear end standby position.
FIGS. 9A and 9B are a plan view and a side view showing a payout prevention arm and the like of the conventional product carry-out apparatus, showing a state in which the pusher is moved forward from the rear end standby position.
FIGS. 10A and 10B are a plan view and a side view showing a payout prevention arm and the like of the conventional product carry-out device, showing a state where the pusher is in an intermediate standby position.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Goods 2 Mounting unit 3 Storage frame 4 Exit part 5 Pusher 6 Drive screw shaft 7 Drive motor 13 Discharge prevention arm 13a Support shaft part 13b Blocking arm part 13c First protrusion part 13d Second protrusion part 16 Upper cover a Rear End standby position b Front end position c Intermediate standby position

Claims (2)

A plurality of rows of products are stored in a storage frame on the mounting unit in a directly stacked state, and an outlet is provided on one side of the storage frame in the product storage row direction. A pusher that reciprocates from the rear end standby position on the back side to the front end position in the vicinity of the outlet portion with respect to the storage location of the product far away from the section is provided, and when the pusher is moved to the front side, the pusher A product unloading device of a vending machine that performs the operation of sending out one row at a time while pressing the back side surface to pay out the product from the outlet part,
Between the front end position and the rear end standby position, by setting up an intermediate standby position for waiting for the next product to be dispensed by ending the delivery of the product for each row of the product storage row by the pusher,
A dispensation prevention arm is provided that is movably supported over a blocking posture that protrudes in the vicinity of the outlet portion and prevents the dispensing of the product and a withdrawal posture that retreats downward from the vicinity of the outlet portion and permits the dispensing of the product. ,
An urging means for urging the payout prevention arm toward the exit posture side is provided,
Only when the pusher is in the rear end standby position and the intermediate standby position, against the urging force of the urging means, the disengagement prevention arm is pushed up by the cam portion provided in the pusher to be in the blocking posture. Vending machine product unloading device characterized by that. Withdrawal prevention arm
A support shaft portion extending back and forth along the pusher travel direction in the mounting unit;
A blocking arm portion that is rotatable around the support shaft portion over a blocking posture and a leaving posture;
The push shaft is formed to protrude toward the travel path side of the pusher at a position corresponding to the rear end standby position and the intermediate standby position in the support shaft portion, and the pusher is located at the rear end standby position and the intermediate standby position. 2. A product unloading device for a vending machine according to claim 1, further comprising a projecting portion that makes contact with the pusher and pivots the payout preventing arm so that the blocking arm portion assumes a blocking posture. .

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