JP3288632B2 - Product transport device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a product conveying device for lifting a product to a position where the product can be easily taken.

[0002]

2. Description of the Related Art Conventionally, a product conveying device is disclosed in
One described in Japanese Patent No. 8687 is known.

[0003] Hereinafter, the above-mentioned conventional product transport apparatus will be described with reference to the drawings. FIG. 6 is a side sectional view of a conventional product conveying device. In FIG. 6, reference numeral 1 denotes a main body of a vending machine. Reference numeral 2 denotes a front door located on the front of the main body 1. Reference numeral 3 denotes a product outlet provided on the front door 2. 3a is an exit door. Reference numeral 4 denotes a commodity storage room provided in the main body 1 in multiple rows and multiple rows, in each of which a large number of products 5 are stacked and stored in front and rear two rows. Reference numeral 6 denotes extruded pieces for ejecting the products 5 one by one or a predetermined number from the product storage room 4, and is disposed in each of the product storage rooms 4. Reference numeral 7 denotes a front product discharge passage for guiding the products 5 thrown out from front and rear. Similarly, reference numeral 8 denotes a rear product discharge passage for guiding the products 5 discharged from the rear row downward.

[0004] Further, reference numeral 9 denotes a bottom product carry-out passage, which forms a downward slope from below the rear product carry-out passage 8 to below the front product carry-out passage 7. Reference numeral 10 denotes a product elevating bucket, which is provided so as to be able to move vertically in front of the front product carry-out passage 7 and stops below the bottom product carry-out passage 9 during standby for sales. Also 11
Is a motor, driven by this drive, the product lifting bucket 1
0 rises to a level facing the product outlet 3. 12
Is a bottom inclined portion that forms a front downward inclined surface on the bottom of the product lifting bucket 10. Reference numeral 13 denotes a lifting bucket front door, which is located in front of the product lifting bucket 10 and is normally closed but has a structure that opens downward with respect to the product lifting bucket 10.

[0005] The operation of the commodity transport apparatus configured as described above will be described below. First, the products 5 stacked and stored in the product storage room 4 are ejected forward or backward by driving the pushing pieces 6, and the ejected products 5 pass through the front product exit passage 7 or the rear product exit passage 8. Then, it slides down in the bottom product carry-out passage 9 and jumps into the product elevating bucket 10 waiting below the bottom product carry-out passage 9.
The elevating bucket front door 13 is closed at that time, thereby preventing the product 5 from jumping out and falling. When the product 5 enters the product elevating bucket 10, the product elevating bucket 10 moves up following the drive of the motor 11,
It stops at the height facing the product outlet 3. At this time, the lifting bucket front door 13 is opened, and the product 5 slides down to the product outlet 3 due to the inclination of the bottom inclined portion 12 of the product lifting bucket 10. Thereafter, the lifting bucket front door 13 is closed and the product lifting bucket 10 descends, stops at the lowest point, and one carrying-out operation ends.

[0006]

However, the above-mentioned conventional configuration has a drawback that the product must be taken out while pushing the product take-out door 3a.

SUMMARY OF THE INVENTION The present invention has been made to solve the conventional problems, and an object of the present invention is to provide a product conveying device which can easily take out products that have come out.

In addition, the above-described conventional configuration has a drawback that the product cannot be seen unless the user looks into the product outlet 3 because the product has come out of the product outlet 3.

Another object of the present invention is to make it easier to understand that a product has come out.

[0010] Further, the above-mentioned conventional structure is characterized in that the product outlet 3
Has a drawback that the product elevating bucket 10 rises when the user's hand is stuck.

[0011] Another object of the present invention is to prevent the raising / lowering bucket of a product from being raised when a hand is being put in through a product outlet.

[0012]

In order to achieve this object, a commodity transport apparatus according to the present invention is configured such that a commodity take-out port is pushed up by a commodity elevating bucket at the time of ascending and automatically opened.
In addition, when the product is raised, it is raised while tilting forward so that the upper end of the product is above the product outlet, and a switch is provided to detect that the product outlet door is open. This is to prevent the bucket from rising.

[0013] This makes it easy to see the product that has come out and to take it out safely.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention relates to a commodity storage, a bucket for receiving the commodity carried out of the commodity storage, and a lifting / lowering unit which holds the bucket and raises / lowers a commodity take-out port provided at an upper part of a front door. A product take-out door whose upper part is rotatably supported at a position covering the rear surface of the product take-out opening, and a substantially U-shape, both ends of which are rotatably supported and the opposite side of the shaft is always the product take-out door. A lock bar provided at a position to abut against the rear surface of the product to prevent the product outlet door from opening,
When the bucket is raised to the product take-out port, the pin is provided at a position where the bucket is brought into contact with the side of the lock bar and lifted, and is engaged with a pin provided on the bucket side plate when the lock bar is turned upward. The product is provided with a claw provided on the rear surface of the product take-out door to open the take-out door.

When the bucket is lifted, the lock bar is lifted by the pin, the hook of the product take-out door is connected to the lock bar, and the product take-out door is automatically opened.

A bucket bottom plate having a rearwardly inclined surface, a flap rotatably supported at the rear of the lower portion of the bucket side plate and having a roller at one end; an elastic body for urging the flap to rotate forward; The upper end of the flap falls to the chute side of the product storage at the position where the product comes in contact with the roller and receives the product carried out of the product storage, and when the bucket is raised, the flap is operated so that the flap pushes the product in the bucket forward. And a control plate provided on the side wall of the main body of the product conveying apparatus for controlling the operation of the main body.

[0017] Then, when the product falls forward when it rises, the upper end of the product can be taken out above the lower end of the product outlet when the product outlet door is opened.

Further, the product is normally brought into contact with the product take-out door and is in an ON state, and when the product take-out door is opened, the OF is opened.
A switch is provided at the position where the state becomes the F state.
The bucket is raised only in the N state.

[0019]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a product conveying apparatus according to an embodiment of the present invention.

(Embodiment 1) FIGS. 1 to 4 are side sectional views of a main part of a product conveying apparatus, and FIG. 5 is a front sectional view of a main part of the product conveying apparatus. 1 to 5, reference numeral 14 denotes a product storage, 1
4a is a chute, 15 is a product, 16 is a bucket for receiving the product 15 carried out from the product storage 14, 17 is a front door, 18 is a product outlet provided in the upper part of the front door 17, 19 is a product holding the bucket 16 and An elevating unit 20 that moves up and down to the take-out port 18 is a product take-out door that is rotatably supported by a shaft 20c provided at a position covering the rear surface of the product take-out port 18.

Reference numeral 21 denotes a substantially U-shaped member having both ends 21c.
And a lock bar provided at a position where the opposite side 21a of the shaft is always brought into contact with the rear surface of the product take-out door 20 to prevent the product take-out door 20 from opening. A pin provided on the bucket side plate 16a at a position where it comes into contact with the side 21b of the lock bar 21 when the lock bar 21 is lifted up to the take-out port 18, and a pin 20a comes into contact with the lock bar 21 when the lock bar 21 rotates upward and lifts the product take-out port door 20. It is a claw provided on the rear surface of the product outlet door 20 at the position.

Reference numeral 16b denotes a bucket bottom plate having an inclined surface 16c rearward. Reference numeral 23 denotes a rotatable shaft supported by a shaft 16d provided at the lower rear of the bucket side plate 16a.
25 is an elastic body for urging the flap 23 forward, 26 is in contact with the roller 24 and
At the position for receiving the product 15 further carried out, the lower end of the chute 14a of the product storage and the upper end of the flap 23 overlap, and when the bucket 16 rises, the flap 23 is positioned such that the flap 23 pushes the product 15 in the bucket 16 forward. Is a control plate provided on the side wall of the commodity conveying device main body 27 for controlling the operation of the main body.

Reference numeral 28 is normally in an ON state in contact with the product take-out door 20 and when the product take-out door 20 is opened, the OF is turned on.
A switch is set at the position where the F state is set.
The control unit 29 raises the bucket 16 only in the N state.

The operation of the commodity transport device configured as described above will be described below. First, the product storage 14
The product 15 is discharged into the bucket 16 via the chute 14a. The lower end of the product 15 is a bucket bottom plate 16c.
Is moved rearward by sliding the inclined portion 16b. At this time, the flap 23 is urged by the elastic body 25 so that the roller 24 comes into contact with the control plate 26 and the upper end of the flap 23 is
To ensure that the product 15 is received when it falls.

The control unit 29 confirms that the switch 28 is on, and the lifting unit 19 raises the bucket 16. The flap 23 closes so as to escape the chute 14a, and the upper part of the product 15 is pushed to fall forward.

When the bucket 16 moves up to the vicinity of the product outlet 18, the pin 22 of the side plate 16a of the bucket 16 comes into contact with the side 21a of the lock bar 21 to push up the lock bar 21. The lock bar 21 rotates upward and the product outlet 1
8 comes into contact with the claw portion 20a, and the product outlet door 20 is opened. The upper end of the product 15 that has fallen forward enters the front of the product outlet door 20 and stops when it rises above the lower side of the product outlet 18.

After a certain period of time, the bucket 16 descends and returns to the standby state. As described above, the product transport device of the present embodiment includes the product storage 14, the bucket 16 that receives the product 15 carried out from the product storage 14, and the product that holds the bucket 16 and is provided above the front door 17. An elevating part 19 for raising and lowering to the take-out opening 18, and a product take-out door 20 rotatably supported at an upper portion at a position covering the rear surface of the product take-out opening 18.
Both ends of the shaft are rotatably supported, and the opposite side of the shaft is always in contact with the rear surface of the product take-out door 20, and the product take-out door 20 is held at a position to prevent it from opening, and is formed in a U-shape. A lock bar 21, a pin 22 provided on the bucket side plate 16 a at a position where the bucket 16 comes into contact with the side 21 b of the lock bar 21 and lifts when the bucket 16 is raised to the product outlet 18.
By providing a claw portion 20a provided on the rear surface of the product take-out door 20 at a position where the lock bar 21 comes into contact with the product take-out door 20 when the lock bar 21 rotates upward, the pin 22 raises the lock bar 21 when the bucket 16 rises. As a result, the claw portion 21a of the product take-out door 20 is hooked on the lock bar 21, and the product take-out door 20 is automatically opened.

Further, a bucket bottom plate 16b having an inclined surface 16c rearward, a flap 23 pivotally supported at the lower rear of the lower part of the bucket side plate 16b and having a roller 24 at one end, and biases the flap 23 forward. Elastic body 25
In the position where the product 15 brought into contact with the roller 24 and carried out of the product storage 14 is received, the chute 14 a of the product storage 14 and the upper end of the flap 23 overlap, and when the bucket 16 rises, the product 15 in the bucket 16 is And the control plate 26 provided on the side wall of the product conveying device main body 27 that controls the operation of the flap 23 so that the product is pushed down. Therefore, the product does not fall behind the flap 23 when the product 15 is carried out. Product 1
Product take-out door 2 by falling forward when 5 rises
When 0 is opened, the product 1 is placed above the lower end of the product outlet 18
The upper end of 5 can be taken out.

Normally, it comes into contact with the product take-out door 20 and is in an ON state, and when the product take-out door 20 is opened, the OF is opened.
A switch 28 is provided at a position where the switch is in the F state, and the bucket 16 is raised only when the switch 28 is in the ON state. Therefore, when the hand is inserted through the product outlet 18, the bucket 16 does not rise, which is safe.

Further, since the product 15 is taken out directly from the bucket 16, a chute for receiving the product 15 at the product take-out port 18 is not required, and the space can be saved.

[0031]

As described above, according to the present invention, a product take-out door whose upper part is rotatably supported at a position covering the rear surface of a product take-out opening, and a rotatable support of both ends rotatably and the opposite side of the shaft are always in contact. A lock bar formed in a U-shape that is held in a position to abut the rear surface of the product take-out door to prevent the product take-out door from opening, and a side of the lock bar when the bucket is raised to the product take-out port By providing a pin provided on the bucket side plate at a position where it abuts and lifts up, and a claw portion provided on the rear surface of the product takeout door at a position where the lock bar comes into contact with the lock bar when pivoted upward and lifts up the product takeout door, the bucket rises. The lock bar is lifted by the pin, the claw of the product take-out door is caught by the lock bar, and the product take-out door is automatically opened, so that the product can be easily taken out.

Also, a bucket bottom plate having an inclined surface rearward, a flap rotatably supported at the rear of the lower part of the bucket side plate and having a roller at one end, an elastic body for urging the flap forward, and a roller The upper end of the flap falls to the chute side of the product storage at the position where the product brought out of contact with the product storage is received, and the operation of the flap is controlled so that the flap pushes the product in the bucket forward when the bucket is raised. By providing the control plate provided on the side wall of the product conveying device main body, the upper end of the product can be taken out above the lower end of the product take-out opening when the product take-out door is opened by falling forward when the product rises. At a glance that the product has come out.

Normally, it comes into contact with the product take-out door and turns on.
A switch is provided at the position where it is in the OFF state when the product take-out door is opened, and the bucket is raised only when this switch is in the ON state. It is safe because it does not rise.

Further, since the product is directly taken out from the bucket, a chute for receiving the product at the product take-out port is not required, and the space can be saved.

[Brief description of the drawings]

FIG. 1 is a side sectional view of a main part of a product conveying device according to an embodiment of the present invention at the time of a top dead center of a bucket.

FIG. 2 is a side sectional view of a main part of the embodiment when the bucket is lifted.

FIG. 3 is a side sectional view of a main part when the product of the embodiment falls on a bucket.

FIG. 4 is a side sectional view of a main part of the switch section of the embodiment.

FIG. 5 is a front sectional view of a main part of the embodiment.

FIG. 6 is a side sectional view showing an arrangement of a conventional product transport device.

[Explanation of symbols]

 14 Commodity storage 14a Chute 15 Commodity 16 Bucket 16a Bucket side plate 16b Bucket bottom plate 16c Inclined surface 17 Front door 18 Commodity take-out port 19 Elevating section 20 Commodity take-out door 20a Claw 21 Lock bar 21a Opposite side 21b Side 22 Pin 23 Flap 24 Roller 25 Elastic body 26 Control board 27 Commodity conveying device main body 28 Switch

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields investigated (Int. Cl. ⁷ , DB name) G07F 9/00 109 G07F 11/00 G07F 11/58

Claims (3)

(57) [Claims] An article storage, a bucket for receiving an article taken out of the article storage, an elevating section for holding the bucket and moving up and down to an article outlet provided at an upper part of a front door, and a rear face of the article outlet. And a product take-out door whose upper part is rotatably supported at a position covering the product take-up door, and which is formed in a substantially U-shape and both ends are rotatably supported, and the opposite side of the shaft is always in contact with the rear surface of the product take-out door. A lock bar provided at a position to prevent the opening of the product take-out door, and a position where the bucket comes up against the side of the lock bar when the bucket is lifted up to the product take-out opening and is placed on the bucket side plate. A product transport device comprising: a provided pin; and a claw provided on a rear surface of the product take-out door to engage when the lock bar rotates upward to open the product take-out door. 2. A bucket bottom plate having a rearwardly inclined surface, a flap rotatably supported behind the lower portion of the bucket side plate and having a roller at one end, an elastic body for urging the flap forward, and the roller The upper end of the flap falls to the chute side of the product storage at the position where the product is brought into contact with the product storage and received from the product storage, and when the bucket is lifted, the flap is operated so that the flap pushes the product in the bucket forward. The product transport device according to claim 1, further comprising a control plate provided on a side wall of the main body of the product transport device to be controlled. A switch is provided at a position where the bucket normally comes into contact with the product take-out door and is in an ON state and is turned off when the product take-out door is opened, and the bucket is raised only when this switch is in the ON state. The goods transport device according to claim 1 or 2, wherein