JPH0831180B2 - Vending machine with microwave - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention sends a frozen or chilled food from a storage container each time it is sold, puts this food in a microwave oven, and heats it for sale. The present invention relates to a vending machine, and more particularly, to an improvement of a product holding unit in which food sent from a storage is temporarily held before being brought into a microwave oven.

(B) Conventional technology Conventionally, in an automatic vending machine with a built-in microwave oven, various structures have been devised for a series of sales-related mechanisms, such as once receiving a product from a storage, then carrying it into the microwave, and finally carrying it out. Has been done. For example, Japanese Patent Publication 51-13894
An example is shown in Japanese Patent Publication. In the device shown in this publication, the door of the microwave oven equipped with the product supply box on the back moves back and forth, and when the product from the storage is received in the product supply box by the spring-loaded guide plate, the door closes, The product supply box is housed in the heating box, and when heated and slid forward, the opening and closing bottom surface of the bottom surface opens and the product is dropped.

(C) Problems to be Solved by the Invention However, according to the conventional device disclosed in the above publication, the product holding structure and its carrying-in operation are complicated, and in particular, the guide plate tilts against the spring due to the weight of the product. As a result, it is introduced into the microwave oven, and thus lacks reliability. Further, there is a drawback in that the spring type product guide plate cannot be sufficiently applied to various products having different weights, shapes, dimensions and the like.

The present invention has been made in view of the above points, and can be applied to products of various shapes and sizes, and the structure of the holding member can be simplified, and reliability of the holding operation of the product can be obtained. The purpose is to provide a vending machine with a range.

(D) Means for Solving the Problems The present invention includes a microwave oscillating means and a turntable on which food is placed, and front and rear side surfaces are opened to form a first opening on a rear surface and a second opening on a front surface. Oven and above first
A product holding portion that is configured in the front part of the opening and temporarily holds and holds the food that is carried out from the product storage based on the sales signal; and the first opening that is slidable along the holding portion and that opens and closes the first opening. A first door body for carrying in the food held in the commodity holding section into the oven through the first opening when closing and sliding, and a second opening for opening and closing. A second door body, a plurality of dielectric rods that penetrate the first door body, move forwards and backwards into the oven, and are horizontally juxtaposed so as to also serve as bottom members of the commodity holder at the retracted position; A dielectric member provided with a driving member for reciprocating the dielectric rod and a product extruding member slidably supported between inner walls of the oven so as to carry the food on the turntable out of the oven. On the front end side of the bar inside the oven With detachably attached via imaging pin, in which the rear end of the dielectric rod which is outside the oven and engage the support in a U-shaped cutout groove provided in the fixing plate so secured to the drive member.

(E) Action The bottom surface of the product holder is composed of a plurality of dielectric rods arranged side by side in the lateral direction. This dielectric rod penetrates the hole of the first door of the microwave oven, and is driven into and out of the oven by the driving member. Then, in the oven, the tip of the dielectric rod is, through the connecting pin, locked the product extruding member for carrying out the heated food on the rotating plate out of the microwave oven,
Also, the rear end of each dielectric rod outside the oven is
Lock in the notch. This simplifies the connection between the dielectric rod and the product extruding member, and simplifies the attachment to the driving member that reciprocates the dielectric rod.
By adjusting the number of dielectric rods, the size of the product holding portion can be easily adapted to products of various shapes and sizes.

(F) Embodiment One embodiment of the present invention will be described below with reference to the drawings.
FIG. 1 is a schematic explanatory view showing the internal structure of a vending machine with a microwave oven according to the present invention. In FIG. 1, a storage box 3 having a plurality of product columns 2 in which foods 1 are vertically stacked is installed.
Is kept at a constant low temperature by a cooling unit 5 provided at the bottom of the main body 4. When the customer operates the food selection button 6 on the front surface of the main body 4, the carry-out device (not shown) of the corresponding column 2 is operated, and the food 1 is discharged to the product chute 7. The released food 1 drops from the product outlet 9 to the product holding portion 10 located below the storage 3 by opening a horizontally-sliding internal carry-out door 8 at the bottom of the product chute 7. , Temporarily stored and held. The product holding unit 10 has a plurality of rods (hereinafter, referred to as dielectric rods) made of a dielectric material, which are arranged at predetermined intervals in the vertical direction, and are arranged side by side facing each other.
Similarly, it is arranged on the bottom surface in the horizontal direction at a predetermined interval. In FIG. 1, only the dielectric rod 11 arranged on the bottom surface is shown, but the detailed structure is shown in FIG.
It is shown in FIG. 5 to FIG. 5, which will be described later. By the way, although the dielectric rods arranged in the vertical direction do not move in a fixed state, the dielectric rods 11 that receive the falling food 1 are movable in the front-back direction (arrow direction a). That is, the rear end of the dielectric rod 11 is attached to the fixed plate 13 which is fitted on the left and right sides of the guide portion 12 and is reciprocated by being connected to an appropriate driving means such as an electric motor, a pinion, a rack gear and the like. Further, a product extruding member 14 (see FIG. 2 etc.) is horizontally attached to the tip of the dielectric rod 11 so as to bridge them. The product extruding portion 14 is in contact with the product 1 on the turntable 20 and carries the product 1 out of the oven 16 through a second opening described later. By the way, 15 is a microwave oven, the product holding unit
A stirrer fan 18 that is in a positional relationship with the ten and that evenly disperses the microwaves introduced by the waveguide 17 is provided in the oven 16 above the oven 16, and below the oven 16. A turntable that is rotated by drive means 19 such as an electric motor
20 are provided. The turntable 20 and the stirrer fan 18 rotate steadily during microwave oscillation. The front and rear surfaces of the microwave oven 15 are opened, the rear side is a first opening 21 for carrying in food, and the front side is a second opening 22 for carrying out food. A first door body slidable in the direction of arrow b between the first opening 21 and the product holder 10.
23 are provided. Like the fixed plate that reciprocates, the first door body 23 can be reciprocated by a driving means including an electric motor, a pinion, a rack gear and the like. The first door body 23 has a hole 24 through which the dielectric rod 11 passes.
(See FIG. 2 etc.), the first door body 23 and the dielectric rod 11 are formed.
Are configured to be slidable with respect to each other. Of course, a through hole is also formed between the vertical dielectric rod and the first door body 23. Therefore, the first opening 21 can be freely opened and closed by the first door body 23. Then, on the back surface of the first door body 23, in the process of closing it, the inside of the product holding portion 10, that is, the dielectric rod 11
A product pressing portion 25 for pressing the above food 1 and sending it into the oven 16 is integrally provided. Here, the product pressing portion 25
Is the oven from the tip of the dielectric rod 11 when the first door 23 is closed.
16 It is located above the configuration that goes inward, and a step 26 is formed between them.

On the other hand, a second door body 27 is also provided in the second opening 22 of the oven 16, and the second door body 27 is slidable in the vertical direction (arrow c direction) along the second opening surface. 28 is this second
The opening of the door body 27 allows the oven 16 to pass through the second opening 22.
At the sales outlet where the heated food 1 that is carried out is received, the height does not change positionally with the second opening 22, and the sales outlet 28 is not at a low position, making it easy to take out the food 1. There is. Reference numeral 29 is a sales door whose pivot is supported at the upper end.

Next, the configuration and operation of the microwave oven section will be described in more detail with reference to FIGS. As shown in each figure, a plurality of dielectric rods 30 constituting the left and right side members of the product holding unit 10 ...
Are arranged on the left and right at appropriate intervals in the vertical direction so as to reliably guide the fallen food 1 from the storage 3 to the product holding unit 10. The dielectric rods 30 are detachably engaged with a mounting member (not shown) provided on the inner wall of the oven 16 at the front end and a mounting plate 31 provided separately at the rear end.

By the way, as shown in FIG.
As shown in FIG. 3, the dielectric rod 11 is penetrated through the hole 24 of the door body 23.
By arranging a plurality of them side by side in the lateral direction, the holding portion for the product 1 shown in FIG. 2 is configured. That is, the bottom member supports the product 1. Then, as shown in FIG. 4, a cylindrical recess 40 is provided at one end of each dielectric rod 11 on the microwave oven 15 side (inside the oven 16). Then, as shown in FIG. 3, in order to carry out the heated product 1 out of the oven 16 which is slidably engaged with the U-shaped guides 39, 39 fixed to both side walls 16a, 16a of the oven 16. A fixed shaft corresponding to the number of the dielectric rods 11, that is, the connecting pins 41, 41 ... Is locked to the product extruding member 14, and the cylindrical recesses 40 of the dielectric rod 11 are connected to the connecting pins 41, 41.
Are detachably engaged. As a result, the product extruding member 14 is attached to the tip of the dielectric rod 11 in an orthogonal state. On the other hand, the other end (rear end) outside the oven 16 of the dielectric rod 11 is provided with a ring-shaped annular recess 42 as shown in FIG.
As shown in the figure, U-shaped notches corresponding to the number of dielectric rods 11
The holding portion can be easily configured by engaging the annular recess 42 with the fixed plate 13 having 43, 43.

Further, since the product extruding member 14 and the dielectric rod 11 are engaged by the connecting pin 41, the food 1 after heating is heated in the oven 16
In order to carry out the product, the fixed plate 13 is moved by a motor or the like, so that the product pushing member 14 slides along the guides 39, 39 and can be carried out.

Next, the moving mechanism of the dielectric rods 11 and so on will be described. As shown in FIGS. 2 and 3, the rear end of the dielectric rods 11 uses the above-described structure for the fixing plate 13. The fixed plate 13 is attached to a support base 32 that slides back and forth. This support 32 is an electric motor as shown in FIG.
33, a drive unit 36 including a pinion 34 and a rack gear 35
Is moved back and forth by. That is, the pinion 34 rotated by the electric motor 33 meshes with the rack gear 35 formed on one side of the support base 32. The support base 32 is slidably fitted to the guide portions 12 and 12 arranged on the substrate 37 so that the sliding portions 32a and 32a on both sides in the longitudinal direction thereof are slidable and reciprocable. Therefore, with the reciprocal movement of the support 32, the dielectric rod 11 is moved into and out of the oven 16 through the through hole 24 of the first door body 23. The product extruding member 14 is detachably locked and attached to the tip of the dielectric 11 by using the structure described above. As shown in FIG. 3, the commodity extruding member 14 is formed in a step shape on both left and right sides, and has sliding projections 14a, 14
Provide a. On the other hand, guides 39, 39 having a U-shaped cross section are provided on the inner surfaces of both side walls 16a, 16a of the oven 16 so that the sliding projections 14a, 14a of the pushing member 14 are slidably fitted. The guides 39, 39 can be made detachable from the inner surfaces of both side walls 16a, 16a of the oven by forming a synthetic resin member and providing engaging protrusions (not shown) for mounting. Further, regarding the positional relationship between the product extruding member 14 and the rotary disc 20, the product extruding member 14 is positioned above the rotary disc 20 with a slight gap, and moves across the rotary disc 20. At the time of this movement, the product pushing member 14 directly contacts the product 1 on the turntable 20 to carry the product 1 out of the microwave oven 15. After carrying out, it returns to the position of the original initial state and receives the food 1 carried out from the storage 3. In this way, the heated food product is conveyed from the outlet of the microwave oven 15 to the sales port 28 in a substantially horizontal direction by the product extruding member 14 at the tip of the dielectric rod 11 that moves in and out of the oven 16. Easy to take out.

The operation of the transport mechanism having the above structure will be described below.
When the food selection button 6 is operated, electric power is also supplied to the electric motor that slides the first door body 23 at the same time when the transport device in the storage 3 is operated, and the first door body 23 is operated to open the first opening of the oven 16. The holding part 10 for receiving the food 1 by opening 21
Then, the food 1 delivered from the bottom surface of the storage is held on the dielectric rod 11 constituting the bottom member of the holding portion 10 as shown in FIG. Next, when the first door body 23 slides in the direction in which the first opening 21 is closed, the food 1 is pressed against the product pressing portion 25 on the side wall of the first door body 23 to close the first door body 23. Operation by oven
It is loaded into the unit 16 and placed on the turntable 20. First door body 23
Detects that the first opening 21 has been completely closed by the turntable 20.
Is activated and microwave irradiation starts. When the preset microwave irradiation time ends, the turntable 20 stops its operation, and electric power is supplied to the electric motor that slides on the second door body 27 to open the second opening 22. The second opening 22 is operated to open the second opening 22. Detecting that the second opening 22 is in the open state, electric power is supplied to the electric motor which slides on the fixing plate 13 of the dielectric rod 11, and the fixing plate 13 is operated to move the dielectric rod 11 to the position shown in FIG. As described above, the product is extruded outside the oven by the product extruding member 14 at the tip of the rod by operating in the second opening direction. The food 1 is carried out to the selling port 28 provided on the front surface of the second opening 22.
At the same time when the fixed plate 13 returns to the waiting position after carrying out
The door 27 is closed and a series of operations is completed, and the waiting state is entered as shown in FIG. In this way, from the product holding unit 10 to the microwave oven
The food 1 is moved laterally to the outlet 15 and further to the outlet 28, so that the space occupied by these can be reduced in the height direction, and the volume of the storage 3 can be expanded accordingly, and the number of products accommodated. Can be increased. Further, it is not necessary to install the selling port 28 below, and the product can be taken out easily.

(G) Effect of the Invention As described above, according to the present invention, a product holding structure of a microwave oven to be incorporated in a vending machine can be easily obtained, the structure cost can be reduced, and products of various shapes and sizes can be obtained. Can be held by adjusting the number of round bars, which is a suitable structure for a vending machine.

[Brief description of drawings]

FIG. 1 is a schematic explanatory view of the internal configuration of a vending machine to which the present invention is applied, FIG. 2 is a vertical sectional side view of a microwave oven portion when an entrance door is opened according to this embodiment, and FIG. 3 is an entrance according to this embodiment. FIG. 4 is a vertical cross-sectional front view of the microwave oven portion when the door is opened, FIG. 4 is a cross-sectional view of the essential portion of the dielectric rod engaging portion when the entrance door is closed according to the present embodiment, and FIG.
The drawing is a partial plan view of the dielectric rod fixing plate viewed from the right side of FIG. 1 ... Food, 3 ... Storage, 10 ... Product holder, 11 ... Dielectric rod, 12 ... Guide, 13 ... Fixing plate, 14 ... Product extrusion member, 15 ... Microwave oven, 20 ... Turntable, 21 ... First opening, 22 ... Second opening, 23 ... First door body, 27 ... Second door body, 39,39 ... Guide, 40 ... Cylindrical recess, 41 ... … Connecting pin, 42 …… Ring-shaped groove, 43 …… U-shaped notch.

Claims (1)

[Claims] 1. An oven provided with a microwave oscillating means and a turntable on which food is placed, front and rear side surfaces are opened, and a first opening is formed on the rear surface and a second opening is formed on the front surface.
A product holding portion that is configured in the front part of the opening and temporarily holds and holds the food that is carried out from the product storage based on the sales signal; and the first opening that is slidable along the holding portion and that opens and closes the first opening. A first door body for carrying in the food held in the commodity holding section into the oven through the first opening when closing and sliding, and a second opening for opening and closing. A second door body, a plurality of dielectric rods that penetrate the first door body, move forwards and backwards into the oven, and are horizontally juxtaposed so as to also serve as bottom members of the commodity holder at the retracted position; A dielectric member provided with a driving member for reciprocating the dielectric rod and a product extruding member slidably supported between inner walls of the oven so as to carry the food on the turntable out of the oven. On the front end side of the bar inside the oven It is characterized in that it is detachably attached via a connecting pin, and the rear end side of the dielectric rod outside the oven is engaged and supported by a U-shaped notch groove provided in a fixing plate for fixing the drive member. Vending machine with microwave oven.