JP4238427B2 - 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 having a transparent visible plate door that displays and sells products such as canned beverages, beverages in paper packs, cigarettes and snacks in a plurality of rows and stages.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, as a merchandise carry-out device for a vending machine having a merchandise rack for horizontally arranging merchandise, one disclosed in Japanese Utility Model Publication No. 62-44379 is known.
[0003]
FIG. 11 shows a product carry-out device of a vending machine provided with a product rack for horizontally storing conventional products. Individual conveyor devices 27 for sending the product 26 to the product rack 25 in the horizontal direction and a drive unit are fixed. It is a thing.
[0004]
[Problems to be solved by the invention]
However, in the conventional configuration described above, it is necessary to provide a product stopper opening / closing device and a stopper opening / closing drive unit, as well as a product transport device and a transport drive unit, in each product rack. There is a problem that the number of driving units is very large and the cost is high.
[0005]
In addition, since the product rack opening / closing device and drive unit, as well as the product transport device and transport drive unit are fixed to the product rack, the product rack cannot be pulled out when the product is stored, resulting in poor product storage. It was.
[0006]
Furthermore, when the product rack including the conveyance drive unit is pulled out, it is necessary to move the electric wiring, and there is a problem that the cost becomes high to give the wiring mobility, and the failure of the moving part increases. .
[0007]
The present invention solves the above-mentioned conventional problems, and can drive two commodity transport devices with one transport drive unit, halve the number of drive units, and provide an inexpensive and economical product carry-out device. The purpose is to provide.
[0008]
Another object of the present invention is to switch and connect the product transport device and the transport drive unit in conjunction with the opening / closing operation of the product stopper opening / closing device, and to combine the product transport device and the transport drive unit by opening the product stopper. Therefore, there is no need to set complicated operation timing at the time of product sales or to perform complicated electrical control at all, and to operate it simply and compactly.
[0009]
Another object of the present invention is that when the coupling of the left and right moving bodies for coupling the conveyance drive unit is unstable, the elastic body in the axial direction once absorbs the coupling force and transmits power from the conveyance drive unit to the product conveyance device. It is to be surely combined with.
[0010]
Another object of the present invention is to reduce the cost of wiring and the failure of wiring by being able to separate the transport drive unit having the control wiring to the product storage side when pulling out the product rack when storing the product.
[0011]
Another object of the present invention is to simplify the structure because the gear of the left and right movable body of the product rack is separated from the drive gear of the product storage when the product rack is pulled out, and is switched and coupled to two product transport devices when the product is sold. It is possible to reduce the cost.
[0012]
Another object of the present invention is to arrange a plurality of rows of merchandise racks on the same shelf, and switch and connect to a plurality of merchandise transport devices with a single transport drive unit, thereby dramatically reducing the number of drive units and reducing the cost. A typical product carry-out device can be configured. Another object of the present invention is to provide a vending machine with a large number of product selections by arranging a plurality of stages.
[0013]
[Means for Solving the Problems]
In order to achieve this object, the invention according to claim 1 of the product unloading device of the vending machine of the present invention is the product stopper at the product unloading outlet end of the product rack that stores the products horizontally in two rows in the product storage. A product stopper opening / closing device, one stopper opening / closing drive unit, two conveyor-type product conveying devices and one conveyance driving unit at the center of two product storage units adjacent to each other in the product rack. In conjunction with the stopper opening / closing drive unit, the power from the transfer drive unit is switched and coupled from one transfer drive unit to two conveyor-type product transfer apparatuses.
[0014]
As a result, it is possible to switch and couple the two commodity conveying apparatuses with one conveying driving unit and transmit the driving force, and to halve the number of the driving parts to constitute an inexpensive and economical commodity carrying out apparatus.
[0015]
In the invention according to claim 2, the product stopper opening / closing device has a switching cam fixed to the rotation drive shaft, and a left and right moving body provided between the two product conveying devices of the product rack is moved by the switching cam on the left and right moving shaft. It is configured such that it is slid and switched from one transport drive unit to two product transport devices.
[0016]
This makes it possible to switch and connect the product transport device and transport drive unit in conjunction with the opening and closing operation of the product stopper opening / closing device, and to connect the product transport device and transport drive unit by opening the product stopper, making it complicated when selling products. Therefore, it is possible to operate in a simple and compact manner without setting any specific operation timing or complicated electrical control.
[0017]
The invention according to claim 3 is configured such that the elastic body is provided in the axial direction of the left-right moving shaft that slides the right-and-left moving body of the product rack to couple the product transporting device and the transport driving unit.
[0018]
Thereby, when the coupling of the left and right moving bodies for coupling the conveyance drive unit is unstable, the elastic body in the axial direction once absorbs the coupling force, and is securely coupled by the power transmission from the conveyance drive unit to the product conveyance device. be able to.
[0019]
According to a fourth aspect of the present invention, there is provided a vending machine having a product rack for horizontally storing products in a product storage, and having a product rack provided with a product transport device and a transport driving unit fixed to the product storage. The merchandise rack merchandise transporting device has a structure separated from the transport driving unit, and the merchandise rack has a drawer structure.
[0020]
Thereby, when pulling out the product rack at the time of product storage or the like, the conveyance drive unit having the control wiring can be separated to the product storage side, so that the cost of wiring can be reduced and the failure of wiring can be reduced.
[0021]
According to a fifth aspect of the present invention, the conveyance drive unit fixed to the product storage is composed of a drive shaft provided with a drive device and a drive gear, and the left and right moving shafts of the product rack are arranged in parallel to the drive shaft. Is configured with a gear, and a projection is provided at the coupling portion of the product rack of the product rack.
[0022]
As a result, the gears of the left and right moving bodies of the product rack are separated from the drive gears of the product storage when the product rack is pulled out, and the configuration can be simplified by switching and coupling to the two product transport devices when selling the product, thereby reducing costs. it can.
[0023]
The invention according to claim 6 has a configuration in which the commodity storage racks are arranged in a plurality of rows and a plurality of stages.
[0024]
As a result, a plurality of rows of product racks can be arranged on the same shelf, and can be switched and coupled to a plurality of product transport devices with one transport drive unit, and the drive can be transmitted. Can be configured. Moreover, the vending machine with many selections of goods can be provided by arrange | positioning in multiple steps.
[0025]
DETAILED DESCRIPTION OF THE INVENTION
The invention according to claim 1 of the present invention has a product stopper at a product delivery outlet end of a product rack for storing products in two rows horizontally in a product storage, and two product storage units adjacent to the product rack. There is one rotating product stopper opening and closing device and one stopper opening and closing drive unit, two conveyor-type product transfer devices and one transfer driving unit in the center of one, and one transfer drive in conjunction with the stopper opening and closing drive unit By switching and coupling the power from the conveyance drive unit to two conveyor type product conveyance devices from one section, the drive can be switched and coupled to two product conveyance devices with one conveyance drive unit, and the number of drive units is halved. Thus, an inexpensive and economical product carry-out device can be configured.
[0026]
According to a second aspect of the present invention, the product stopper opening / closing device has a switching cam fixed to the rotary drive shaft, and the left / right moving body provided between the two product transport devices of the product rack is arranged on the left / right moving shaft. Switching between the product transport device and the transport drive unit in conjunction with the opening / closing operation of the product stopper opening / closing device by slidingly driving with the switching cam and switching and coupling from one transport drive unit to two product transport devices. The product can be connected and the product stopper can be connected by opening the product stopper, so there is no need to set complicated operation timing or complicated electrical control at the time of product sales. Can be made.
[0027]
According to a third aspect of the present invention, the left and right moving body of the product rack slides and the elastic body is provided in the axial direction of the left and right moving shaft that couples the product transporting device and the transport driving unit. When the coupling of the left and right moving bodies for coupling the conveyance drive unit is unstable, the elastic body in the axial direction once absorbs the coupling force, and power can be reliably transmitted from the conveyance drive unit to the product conveyance device. .
[0028]
The invention according to claim 4 of the present invention is the invention according to any one of claims 1 to 3, wherein a product rack for storing products horizontally in a product storage and a product transport device are provided. The product rack has a transport drive unit fixed to the product storage, and the product transport device of the product rack is separated from the transport drive unit, and the product rack has a drawer structure so that the product rack can be used when storing the product. Since the conveyance drive part which has control wiring can be isolate | separated to the goods storage side when pulling out, the cost of wiring can be reduced and the failure of wiring can be reduced.
[0029]
According to a fifth aspect of the present invention, the conveyance drive unit fixed to the product storage is composed of a drive shaft provided with a drive device and a drive gear, and the left and right movement shafts of the product rack are arranged in parallel with the drive shaft. The left and right moving body is constituted by a gear, and a projection is provided at the connecting portion of the product rack of the product rack so that the gear of the left and right moving body of the product rack is the drive gear of the product storage when the product rack is pulled out. In the case of selling products, the configuration can be simplified and the cost can be reduced by switching and coupling to the two product conveying devices.
[0030]
The invention according to claim 6 of the present invention has a configuration in which a plurality of product storage racks are arranged in a plurality of rows and stages, so that a plurality of product racks are arranged on the same shelf, and a plurality of products are handled by one transport driving unit. It is possible to switch and couple to the transport device and transmit the drive, and the number of drive units can be drastically reduced to constitute an inexpensive and economical product carry-out device. Moreover, the vending machine with many selections of goods can be provided by arrange | positioning in multiple steps.
[0031]
【Example】
Hereinafter, embodiments of the present invention will be described with reference to FIGS.
[0032]
(Embodiment 1)
1 is a perspective view of a vending machine according to an embodiment of the present invention, FIG. 2 is a perspective sectional view of a product rack of the vending machine, and FIG. 3 is a main part of a product stopper opening / closing device, a product transporting device, and a drive unit. 4 is a cross-sectional view of the main parts of the product transport device and transport drive unit, FIG. 5 is a perspective view of the belt drive roller unit, FIG. 6 is an exploded view of the belt drive roller unit, and FIG. 7 is a product rack. FIG. 8 is a perspective view of the main parts of the product stopper opening / closing device, the product transporting device and the drive unit in the standby state, and FIG. 9 is a perspective view of the main part of the product stopper opening / closing device, the product transporting device and the drive unit during product sales FIG. 10 is a perspective view of the main parts of the product stopper opening / closing device, the product transporting device, and the drive unit when returning from standby for sale.
[0033]
1 and 2, reference numeral 1 denotes a main body. A door body 2 is provided on the front surface of the main body 1 so as to be openable and closable. A transparent visible plate 3 is attached to the center of the door body 2 and a product is taken out at the lower right. A mouth 4 is provided. In the product storage 5 arranged on the left side of the main body 1, product racks 7 for storing products 6 arranged in two rows in the front-rear and horizontal directions are arranged at a predetermined interval in a plurality of rows and a plurality of rows. In FIG. 1, three rows of product racks 7 are arranged in a row.
[0034]
The product rack 7 is formed with two left and right product storage portions 8 that are adjacent to each other on the left and right side walls 7a and the central wall 7b. A product stopper opening / closing device 11 is composed of a rotation drive shaft 9 that is rotatably penetrated and incorporated in the central wall 7b and a fan-shaped product stopper 10 fixed to the front end of the rotation drive shaft 9. In addition, a conveyor-type product conveyance device 14 in which the conveyance belt 13 is rotationally driven by a rear belt drive roller 12 is attached to the lower surface of the product storage unit 8.
[0035]
In FIG. 3, the rear end of the rotation drive shaft 9 is inserted and engaged with a stopper opening / closing drive unit 15. The belt driving rollers 12 of the two left and right product storage sections 8 are rotatably inserted and held by a single left and right moving shaft 16.
[0036]
4 to 6, the belt driving roller 12 includes a roller rotating portion 12a for rotating the belt, a roller coupling portion 12c having a protrusion 12b on the center side of the product rack 7, and an elastic body 12d. The roller rotating portion 12a A groove 12e is provided on the inner periphery of the roller and a rib 12f in the axial direction of the left and right moving shaft 16 is provided on the outer periphery of the roller coupling portion 12c. The ring-shaped elastic body 12d is sandwiched and assembled. The elastic body 12d is made of rubber or a spring. A left and right moving body 17 is rotatably inserted and held in the center of the left and right moving shaft 16. The left-right moving body 17 includes an outer peripheral gear portion 17a and a concave groove 17b formed in the circumferential direction in the center of the tooth width. The left-right moving shaft 17 moves left and right on the left-right moving shaft 16 so that the gear portion 17a protrudes from the roller coupling portion 12c. 12b is coupled and separated in the rotational direction.
[0037]
A cam plate 19 is engaged with the upper end 19a in the rear of the product rack 7 so that the upper end 19a is rotatable. The inner peripheral hole 19b passes through the switching cam 18 fixed to the rear of the rotary drive shaft 9 in the vertical direction, and the tip 19c moves left and right. It is inserted into the concave groove 17b of the body 17 and attached. Thereby, the rotation of the rotation drive shaft 9 moves the left and right moving body 17 left and right via the switching cam 18 and the cam plate 19.
[0038]
In FIG. 7, rails 20 are attached to the left and right wall surfaces 5a of the product storage 5 so that the product racks 7 arranged in three rows hold the left and right ends, and the rotary drive shaft 9 and the rear wall 5b are inserted. Three rows of stopper opening / closing drive sections 15 that can be coupled and one conveyance drive section 21 are attached. Three transport gears 24 are attached to a transport drive unit 21 on a drive shaft 23 inserted and fixed to a drive device 22 at the left end, and are horizontally arranged horizontally. Further, the right end of the drive shaft 23 is rotatably held by a bearing 25. The drive gear 24 is drivingly coupled to the gear portion 17 a of the left and right moving body 17 of the product rack 7 and is separated when the product rack 7 is pulled out.
[0039]
The operation of the vending machine configured as described above will be described with reference to FIGS. FIG. 8 shows the state of the product rack 7 at the time of sale standby, the product stopper 10 stands by with the front end outlets of the left and right two product storage units 8 closed, and the rear left and right moving body 17 has two left and right product storage units. 8 is separated from the protrusion 12b of the belt driving roller 12 at the center of 8 and is in a state of being coupled with the driving gear 24 of the commodity storage 5 on the outer periphery. Here, when a coin is inserted from a coin insertion slot (not shown) and the product selection button is pressed to designate the product 6 of the desired product rack 7, the stopper opening / closing drive unit 15 starts operating. At this time, when the product 6 in the product storage unit 8 on the right side of the product rack 7 is designated, the stopper opening / closing drive unit 12 rotates 90 degrees counterclockwise to the state shown in FIG.
[0040]
FIG. 9 shows the state of the product rack 7 when the stopper opening / closing drive unit 15 is rotated 90 degrees. The product stopper 10 at the front end of the right product storage unit 8 is in an open state, and the product can be taken out. The cam plate 19 at the rear of the product rack 7 swings the tip 19a to the right by the rotation of the switching cam 18 fixed to the rear of the stopper rotation drive shaft 9, and moves the left and right moving body 17 to the right. As a result, the right bottom surface of the gear portion 17 a of the left and right moving body 17 is engaged with the protrusion 12 b of the belt driving roller 12, and the outer periphery of the left and right moving body 17 is gear-coupled with the driving gear 23 of the commodity storage 5. It becomes a state.
[0041]
At this time, if the right side tooth of the gear portion 17a of the left and right moving body 17 hits the protrusion 12b of the belt driving roller 12 and cannot be coupled, the roller coupling portion 12c is pushed in the axial direction to compress the elastic body 12d. Then, when the left and right moving body 17 is driven to rotate, the right side surface of the left and right moving body 17 slides and is engaged with the protrusion 12b of the belt driving roller 12 to be coupled.
[0042]
Here, when the stopper opening / closing drive unit 15 is rotated by 90 degrees, the stopper opening / closing drive unit 15 is stopped by the detection signal (not shown), and the driving device 24 is started to operate. The drive gear 24 of the drive shaft 22 is rotated by the operation of the drive device 24, and the belt driving roller 12 of the right product storage unit 8 is rotated via the rotation transmission of the left and right moving body 17 to drive the conveyor belt 13 to rotate. The product 6 is taken out. Then, the operation of the driving device 24 is stopped by a signal from a product unloading detection unit (not shown).
[0043]
FIG. 10 shows the state of the product rack 7 when the stopper opening / closing drive unit 15 is rotated in the reverse direction from 90 ° and rotated 45 ° clockwise, and the front end outlet of the right product storage unit 8 is in a semi-closed state. The left and right movable body 17 is coupled to the protrusion 12b of the belt driving roller 12. Here, the driving device 24 is operated, and the conveyor belt 13 is rotationally driven to move the product 6 to the product stopper 10 at the front end outlet of the product storage unit 8. Thereafter, the stopper opening / closing drive unit 15 is further rotated, and the left and right movable bodies 17 are separated from the protrusions 12b of the belt driving roller 12 with the product stopper 10 closed at the front end outlets of the left and right product storage units 8. Return to standby status.
[0044]
8, the left and right moving body 17 is separated from the protrusion 12b of the belt driving roller 12 at the center of the two left and right product storage sections 8, and is coupled to the drive gear 24 at the outer periphery. ing. For this reason, even when the product rack 7 is operated to sell products at the same stage, only the left and right moving body 17 rotates in conjunction with the other product rack 7 and the belt driving roller 12 is stopped.
[0045]
【The invention's effect】
As described above, according to the present invention, it is possible to switch and couple the driving to two commodity transport apparatuses with one transport driving unit, and to provide an inexpensive and economical commodity carrying out apparatus by halving the number of driving units.
[0046]
In addition, the product transport device and transport drive can be switched and coupled in conjunction with the opening / closing operation of the product stopper opening / closing device, so there is no need to set complicated operation timings or complicated electrical control at the time of product sales. Can be operated in a compact manner.
[0047]
In addition, when the coupling of the left and right moving bodies that couple the conveyance drive unit is unstable, the elastic body in the axial direction once absorbs the coupling force, and the power transmission from the conveyance drive unit to the product conveyance device can be reliably performed. it can.
[0048]
In addition, because the product rack can be pulled out when storing the product, the product storage time can be shortened, and when the product rack is pulled out, the transport drive unit with the control wiring can be separated to the product storage side, thereby reducing the wiring cost and wiring failure. Can be reduced.
[0049]
In addition, the gear of the left and right movable body of the product rack is separated from the drive gear of the product storage when the product rack is pulled out, and the configuration can be simplified by switching and coupling to the two product transporting devices when selling the product, thereby reducing costs. .
[0050]
In addition, multiple rows of product racks can be arranged on the same shelf, and can be switched and coupled to a plurality of product transport devices with one transport drive unit, and the number of drive units can be drastically reduced to provide an inexpensive and economical product carry-out device. Can be configured. Moreover, the vending machine with many selections of goods can be provided by arrange | positioning in multiple steps.
[Brief description of the drawings]
FIG. 1 is a perspective view of a vending machine according to an embodiment of the present invention. FIG. 2 is a perspective sectional view of a product rack of the vending machine according to the embodiment. FIG. 4 is a perspective view of the main part of the product conveying device and the conveyance driving unit in the embodiment. FIG. 5 is a perspective view of the belt driving roller unit in the example. FIG. 7 is a perspective view of a state in which a product rack is pulled out in the embodiment. FIG. 8 is a product stopper opening / closing device and a product transporting device in a standby state in the embodiment. 9 is a perspective view of the main part of the drive unit. FIG. 9 is a perspective view of the main part of the product stopper opening / closing device, the product transporting device, and the drive unit when the product is sold in the embodiment. Product stock Sectional view of the over switchgear and the main part transparent perspective view of a product transport apparatus with a drive unit 11 conventional automatic vending machine EXPLANATION OF REFERENCE NUMERALS
7 Product rack 8 Product storage unit 9 Rotation drive shaft 10 Product stopper 11 Product stopper opening / closing device 12b Protrusion 12d Elastic body 14 Product transport device 15 Stopper opening / closing drive unit 16 Left / right moving shaft 17 Left / right moving body 17a Gear unit 18 Switching cam 21 Transport drive Part 22 Drive device 23 Drive shaft 24 Drive gear

Claims (6)

A product stopper opening and closing device that has a product stopper at the product exit outlet end of the product rack that stores the products in two rows horizontally in the product storage, and one rotating product stopper opening / closing device at the center of two adjacent product storage parts of the product rack; has a goods transport device, and one transfer drive of a stopper closing driving portion and two conveyor type, in conjunction with the stopper closing drive unit, from said one transfer drive to two conveyor type product conveying device Product vending machine for vending machines that performs switching and coupling of power from the conveyance drive unit .   The product stopper opening / closing device has a switching cam fixed to the rotation drive shaft, and the left / right moving body provided between the two product transport devices of the product rack is slid on the left / right moving shaft by the switching cam, thereby carrying one transport drive. The merchandise unloading device for a vending machine according to claim 1, wherein the unit is switched and coupled to the two merchandise conveying devices.   The product carrying-out device of the vending machine according to claim 1, wherein an elastic body is provided in an axial direction of a left-right moving shaft that slides the left-right moving body of the product rack to couple the product carrying device and the carrying drive unit. The product rack includes a product rack for storing products in a horizontal arrangement, a product rack provided with a product transport device, and a transport drive unit fixed to the product store. The product transport device of the product rack is separated from the transport drive unit. 4. The product unloading device for a vending machine according to any one of claims 1 to 3 , wherein the product rack is provided with a drawer structure.   The conveyance drive unit fixed to the product storage is composed of a drive shaft provided with a drive device and a drive gear, the left and right moving shafts of the product rack are arranged in parallel to the drive shaft, the left and right moving body is composed of gears, and the product rack The product carrying-out apparatus of the vending machine according to claim 2 and 4, wherein a protrusion is provided at a coupling portion of the product carrying apparatus.   5. The product carry-out apparatus for a vending machine according to claim 1, wherein the product storage racks are arranged in a plurality of rows and stages.

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