WO2019057128A1

WO2019057128A1 - Vending machine

Info

Publication number: WO2019057128A1
Application number: PCT/CN2018/106803
Authority: WO
Inventors: 周祺
Original assignee: 上海巨昂实业有限公司
Priority date: 2017-09-25
Filing date: 2018-09-20
Publication date: 2019-03-28
Also published as: CN107689109B; CN107689109A

Abstract

A vending machine. The vending machine comprises a rack (10), a transmission mechanism (20) mounted on the rack (10), multiple trays (30) for placing goods, and a guide block (40) mounted on the rack (10). Two sides of each tray (30) are movably mounted on a transmission chain (21) of the transmission mechanism (20) separately, so that the tray moves up and down under the driving action of the transmission mechanism (20). The transmission mechanism (20) is electrically connected to a single chip microcomputer. The guide block (40) is provided with an inclined guide groove (41). A guide column (31) is further provided on a side edge of each tray (30), and the guide column (31) moves in the configuration direction of the guide groove (41) and enables the tray (30) to incline toward a take-out port (50). The vending machine has a simple structure, low costs, and high degree of automation, and is easy to take out goods.

Description

Vending machine

Technical field

The present invention relates to a vending machine, and in particular to a vending machine.

Background technique

Vending machine is a kind of equipment for automating and automating goods. It has been in the market for a long time, and it is divided into food machine, beverage machine, daily necessities, etc., and it is widely used and widely used in relevant countries. Mainly distributed in crowded areas, such as railway stations, bus stations, hospitals, factories, shopping malls and other public places. At present, the traditional vending machine sends the goods to the take-out port, and the person picks up the object through the pick-up port. A rotating plate is installed at the take-off port of the vending machine, and the rotating plate needs to be turned over after the operation. It is inconvenient to use the goods. The invention discloses a vending machine which is simple in structure, economical in cost and convenient in taking goods.

Summary of the invention

In view of the above-mentioned shortcomings or deficiencies of the prior art, the technical problem to be solved by the present invention is to provide a vending machine which is simple in structure, economical in cost, high in automation, and convenient in taking goods.

In order to solve the above technical problems, the present invention has the following constitution:

A vending machine comprising a frame, a transmission mechanism mounted on the frame, a plurality of trays for placing goods, and a guide block mounted on the frame, the two sides of the tray being separately mounted Actuating on the transmission chain of the transmission mechanism and moving up and down under the driving action of the transmission mechanism; the transmission mechanism is electrically connected to the single-chip microcomputer; the guide block is provided with inclined guiding grooves, and the tray is provided The side edge is further provided with a guiding column, and the guiding column moves in the direction in which the guiding groove is disposed and tilts the tray toward the take-out port.

Preferably, both sides of the tray are provided with a guiding column.

The transmission mechanism includes a transmission chain, a motor electrically connected to the single chip microcomputer, a driving wheel and a plurality of driven wheels, the transmission chain includes two annular first transmission chains and a second transmission chain, the first transmission chain and The second transmission chain is respectively mounted on the frame on the corresponding side thereof, and the four corners of the first transmission chain and the second transmission chain are respectively mounted with a driven wheel that meshes with the transmission chain; the motor is installed at One side of the mounting plate on the frame, and a drive shaft of the motor is coupled to a driving wheel mounted on the other side of the mounting plate, and drives the driving wheel to rotate; the driving wheel and the first transmission The first driven wheel on the chain realizes the meshing rotation by the first sub-chain, the rotating driving wheel drives the first driven wheel to rotate; the first driven wheel on the first transmission chain and the second driven chain The two driven wheels are connected by a transmission shaft, and the rotating first driven wheel drives the second driven wheel to rotate.

The transmission mechanism further includes a first follower wheel and a second follower wheel, the first follower wheel is mounted on the frame on the first drive chain side, and the second follower wheel is mounted on the second drive chain The first follower wheel and the second follower wheel are connected by a transmission shaft, and the first follower wheel, the driving wheel and the first driven wheel are externally engaged with a first sub-chain, and the second following The moving wheel and the second driven wheel are externally engaged with a second sub-chain.

The transmission mechanism further includes a third follower wheel mounted on the frame, the third follower wheel is disposed below the third driven wheel on the second transmission chain; the third follower wheel and the third The outer wheel of the driven wheel is provided with a third sub-chain, and the third sub-chain is further provided with a cylinder; on the side of the third sub-chain, a first limit switch mounted on the frame is further disposed When the cylinder on the third sub-chain rotates to the mounting position of the first limit switch, the cylinder is disposed in contact with the first limit switch.

A bracket is disposed on both sides of the tray, and the bracket is provided with a mounting slot, and the mounting slot mounts the tray on a plurality of mounting posts disposed on the first transmission chain and the first transmission chain .

The bracket includes a top bracket and a lower bracket; the upper bracket is provided with a first groove symmetrically symmetrical, and the top of the upper bracket is further provided with a first connection with the first groove a through hole; the lower bracket is provided with a second groove, and the second groove matches the outer shape of the upper bracket.

The mounting groove includes a narrow mouth portion and a flared portion that communicates with the narrow mouth portion, the narrow mouth portion is engaged with the mounting post, and the opening of the flared portion is open, the opening The function of the structure is to facilitate the stacking when transporting the material box without dumping it.

The pick-up port is provided with a plurality of sensors mounted on the rack, and the number and the set positions of the plurality of sensors are consistent with the through holes arranged at the bottom of the tray.

The pick-up port is provided with an automatic switch door assembly, and the automatic switch door assembly comprises a push rod motor mounted on the frame and electrically connected with the single-chip microcomputer, a swinging member, a revolving door composed of a sector plate, a spring, and a mounting An electric lock on the frame; the cylinder end of the push rod motor is hinged on the frame, and the piston end is fixedly connected with a bending rod; the swinging piece is mounted on the frame The swinging member is fixedly connected to the bending rod, and the swinging member is further provided with a pressure roller acting on the top plate of the rotating door; the top of the rotating door is hinged with the frame; One end of the spring is fixedly mounted on the swinging member, and the other end is fixedly mounted on the bottom plate of the revolving door; the electric control lock is disposed under the rotating door bottom plate in a closed state, and the bottom plate is further provided with a The electric lock is used in conjunction with a magnet.

The vending machine also includes a housing that is external to the frame.

The housing is also provided with a transparent area for viewing the cargo.

Compared with the prior art, the present invention has the following technical effects:

The invention has the advantages of simple structure, economical cost and convenient taking of goods, and is suitable for public places such as a railway station, a bus station, a hospital, a factory, a shopping mall, etc., and overcomes the technical defects of the traditional vending machine;

In the invention, the transmission mechanism drives the first transmission chain and the second transmission chain to synchronously move, so that the tray containing the material is circulated on the chain to facilitate obtaining the required goods, and the control method is simple, convenient and easy to operate, and has strong practicability. ;

In the invention, the installation manner of the tray and the chain is a rotary connection, which is convenient to pick and place, and is not easy to fall off; and the guide post on the tray is inclined after running a certain distance in the guiding groove at a fixed inclination angle, and the state will be the goods. Presented at the pick-up port for customers to pick up the goods;

In the invention, the automatic switch assembly is opened to realize the automatic opening and closing of the revolving door, which is convenient for the customer to purchase goods.

DRAWINGS

Other features, objects, and advantages of the present application will become more apparent from the detailed description of the accompanying drawings.

Figure 1: Schematic diagram 1 of the vending machine of the present invention;

Figure 2: Schematic diagram 2 of the vending machine of the present invention;

Figure 3: Schematic diagram 3 of the vending machine of the present invention;

Figure 4: Partial schematic view 1 of the transmission mechanism of the present invention;

Figure 5: partial schematic view 2 of the transmission mechanism of the present invention;

Figure 6 is a partial schematic view 3 of the transmission mechanism of the present invention;

Figure 7 is a state diagram of the tray and the guide block in the present invention;

Figure 8 is a schematic view showing the structure of a guide block in the present invention;

Figure 9 is a schematic view showing the structure of a tray in the present invention;

Figure 10 is a front elevational view showing the state in which the door assembly is automatically opened in the present invention;

Figure 11 is a rear view of the automatic opening door assembly in the present invention;

Figure 12 is a rear view of the automatic opening door assembly in the present invention;

Figure 13 is a front elevational view showing the state in which the automatic opening door assembly is closed in the present invention;

Figure 14 is a rear view showing the state in which the door assembly is automatically opened in the present invention.

Detailed ways

The concept, the specific structure and the technical effects of the present invention will be further described in conjunction with the accompanying drawings in order to fully understand the objects, features and effects of the invention.

As shown in FIGS. 1 through 3, the vending machine of the present invention includes a frame 10, a transmission mechanism 20, a tray 30, and a guide block 40. The invention has the advantages of simple structure, economical cost and convenient taking of goods, and is suitable for public places such as a railway station, a bus station, a hospital, a factory, a shopping mall, etc., and has wide application scenarios and strong practicability.

The transmission mechanism 20 and the guide block 40 are both mounted on the frame 10. The two sides of the tray 30 are respectively movably mounted on the transmission chain 21 of the transmission mechanism 20, and are cyclically moved by the driving action of the transmission mechanism 20; the guide block 40 is provided with a tilting guide groove 41. A guide post 31 is further disposed on both sides of the tray 30. The guide post 31 moves in the direction in which the guide groove 41 is disposed and tilts the tray 30 toward the pickup port 50. The tray 30 and the transmission chain are rotatably connected, and are convenient to pick and place, and are not easy to fall off; in the case of movement, the cooperation of the guide post 31 on the tray 30 and the guide groove 41 in the guide block 40 can realize the tray 30. The automatic tilting is consistent with the angle of the revolving door. At the same time, the bracket on the tray 30 hits the first limit switch, and the chain stops rotating, so that the automatic tilting of the tray 30 can be realized, so that the goods are presented in the The goods are available for customers to pick up the goods.

The vending machine further includes a housing 70 that covers the exterior of the frame 10, the housing 70 also having a transparent region for viewing the cargo. The transparent area allows the customer to view the goods in the vending machine to select the desired item.

As shown in FIGS. 4 to 6, the transmission mechanism 20 includes a transmission chain 21, a motor 22, a driving wheel 23, and a plurality of driven wheels. The motor 22 is electrically connected to the single-chip microcomputer, and the transmission mechanism 20 drives the first transmission chain 211 and the second transmission chain 212 to move synchronously, so as to realize the circulation movement of the tray 30 containing the materials, which is convenient for obtaining the required goods. The control method is simple, convenient and easy to operate, and has strong practicability.

The transmission chain 21 includes two first transmission chains 211 and a second transmission chain 212 disposed annularly, and the first transmission chain 211 and the second transmission chain 212 are respectively mounted on the frame 10 on the corresponding side thereof. The four corners of the first transmission chain 211 and the second transmission chain 212 are mounted with a driven wheel that meshes with the transmission chain 21; the motor 22 is mounted on one side of the mounting plate 11 on the frame 10. And the drive shaft of the motor 22 is coupled to the driving wheel 23 mounted on the other side of the mounting plate 11 and drives the driving wheel 23 to rotate; the driving wheel 23 and the first on the first transmission chain 211 The driven wheel 241 realizes meshing rotation by the first sub-chain 2101, and the rotating driving wheel 23 drives the first driven wheel 241 to rotate; the first driven wheel 241 and the second transmission chain 212 on the first transmission chain 211 The second driven wheel 242 is connected by a transmission shaft 25, and the rotating first driven wheel 241 drives the second driven wheel 242 to rotate.

Further, the transmission mechanism 20 further includes a first follower wheel 2401 and a second follower wheel 2402. The first follower wheel 2401 is mounted on the frame 10 on the side of the first transmission chain 211, and the second following The moving wheel 2402 is mounted on the frame 10 on the side of the second transmission chain 212. The first follower wheel 2401 and the second follower wheel 2402 are connected by a transmission shaft 25, and the first follower wheel 2401, the driving wheel 23 and the A driven wheel 241 is externally provided with a first sub-chain 2101, and the second follower wheel 242 and the second driven wheel 242 are externally engaged with a second sub-chain 2102. The first follower wheel 2401, the driving wheel 23 and the first driven wheel 241 form a triangular mounting position, which makes the power transmission more stable and controllable.

Further, the transmission mechanism 20 further includes a third follower wheel 2403 mounted on the frame 10, the third follower wheel 2403 being disposed below the third driven wheel 243 on the second transmission chain 212; The third follower wheel 2403 and the third driven wheel 243 are externally engaged with a third sub-chain 2103. The third sub-chain 2103 is further provided with a cylinder 2104. On the side of the third sub-chain 2103, There is a first limit switch 12 mounted on the frame 10; when the cylinder 2104 on the third sub-chain 2103 is rotated to the mounting position of the first limit switch 12, the cylinder 2104 is The first limit switch 12 is in contact with the setting. The distance that the cylinder 2104 rotates one turn is the same as the distance between the adjacent trays 30 disposed on the transmission chain 21. When the cylinder 2104 hits the first limit switch 12, the first The limit switch 12 feeds back the signal to the single chip microcomputer and controls the motor to stop running. At this time, one of the trays 30 just stops at the middle position of the top of the rack, waiting for the gripper to grasp the tray 30.

As shown in FIG. 9 , the tray 30 is provided with a bracket 32 on both sides thereof, and the bracket 32 is provided with a mounting slot 33 , and the mounting slot 33 hooks the tray 30 to the first transmission chain 211 . And a plurality of mounting posts disposed on the first drive chain 212. The mounting slot 33 is rotatably connected to the mounting post, and the mounting slot 33 is rotatable around the mounting post by a certain angle.

As a further improvement, the bracket 32 includes an upper bracket and a lower bracket; the upper bracket is provided with a first groove 321 symmetrically symmetrical, and the top of the upper bracket is further provided with the first A recess 321 communicates with the first through hole 322; the lower bracket is provided with a second recess 323, and the second recess 323 matches the outer shape of the upper bracket. The structure formed by the first groove 321 and the first through hole 322 facilitates the grasping of the tray 30 by the grasping hand. The second recess 323 is matched to the outer shape of the upper bracket for the purpose of stacking the idle trays 30 together, which is more space-saving and easy to handle.

As a further improvement, the bracket 32 is an integrally formed structure.

The mounting groove 33 includes a narrow mouth portion and a flared portion that communicates with the narrow mouth portion, and the narrow mouth portion is engaged with the mounting post, and the flared portion has an opening shape below. The function of the flared portion is that when the material box is transported, the stacking is convenient and the dumping is not disordered, and the narrow mouth portion is arranged to realize rotation around the mounting post, and the tray 30 is not easily installed. Fall off on the column.

A plurality of sensors mounted on the frame 10 are disposed at the pick-up port 50, and the number and arrangement positions of the plurality of sensors are consistent with the through holes disposed at the bottom of the tray 30. The sensor is used to detect the presence or absence of cargo in the tray 30.

When a tray 30 and the guide block 40 cooperate with each other and produce a tilting action, and the goods in the tray 30 are displayed toward the pick-up port 50 (see FIGS. 7 to 9), the tray 30 is The tray 32 touches the second limit switch disposed in the working position, and the control motor stops working. At this time, the scanner scans the two-dimensional code on the tray to determine whether the customer needs the product, and if so, the setting device The sensor under the tray 30 will scan for any merchandise in the tray 30, and the control system controls the corresponding revolving door 63 (see below).

As shown in FIG. 10 to FIG. 14 , the pick-up port 50 is provided with an automatic switch door assembly 60 , and the automatic switch door assembly 60 includes a push rod motor 61 and a swinging member that are electrically connected to the single-chip microcomputer mounted on the frame 10 . 62. A revolving door 63 consisting of a sector plate, a spring 64 and an electronically controlled lock mounted on the frame. The automatic door opening and closing assembly 60 can realize automatic opening and closing of the revolving door, so that the customer can purchase goods.

The cylinder end of the push rod motor 61 is hingedly connected to the frame 10, and the piston end thereof is fixedly connected with a bending rod 65; the swinging member 62 is rotatably connected with the mounting seat mounted on the frame 10, The swinging member 62 is also fixedly coupled to the bending rod 65, and the top of the rotating door 63 is hinged to the frame 10. One end of the spring 64 is fixedly mounted on the frame 10 at the top of the revolving door 63, and the other end is fixed. Mounted on the bottom plate of the revolving door 63; the electric lock is disposed under the revolving door bottom plate in a closed state, and the bottom plate is further provided with a magnet for use with the electric lock.

At the same time, in order to facilitate the damage of the revolving door 63 during the rotation and compression of the revolving door 63, the oscillating member 62 is provided with a pressure roller for pressing the revolving door 63 and being freely rotatable. Obviously, the present embodiment can also replace the freely rotatable pressure roller by using other structures such as a pressing piece, a bead, a fixed pressing wheel, and the like, which is not specifically limited and illustrated in this embodiment.

The automatic door opening assembly 60 further includes a sensor connected to the single chip microcomputer. After the user extends the hand into the vending machine, after the sensor senses the user's hand or the arm, the sensing signal is sent to the single chip microcomputer to prevent the single chip from transmitting the driving signal. The phenomenon that the revolving door 63 is closed occurs.

In the present embodiment, the revolving door 63 may be provided in plurality (preferably three in this embodiment) as needed, and is mounted side by side on the frame 10, and is located with the swinging member 62 when in the open position. The connected pressure rollers (preferably three in this embodiment) are pressed.

The bottom plate of the revolving door 63 is preferably arranged in an arc shape so that the bottom plate can smoothly slide from the outside of the vending machine into the interior of the shelf when rotated.

The revolving door 63 is a transparent body structure for observing the goods placed by the vending machine, so that the user can visually see the appearance of the goods facing the revolving door 63 (such as fresh orange and apple before purchase). , the appearance and color of toast, etc., so that users can choose and decide whether to buy.

The working principle of the automatic door opening assembly 60 in the present invention is as follows:

When the tray 32 on the tray 30 hits the second limit switch, the control motor stops working. At this time, the scanner scans the two-dimensional code on the tray 30 to determine whether the product is required by the customer. If yes, The sensor will scan whether each cell of the tray 30 has an item, and the one with the product corresponds to the electronically controlled lock retraction under the revolving door 63, and then the push rod motor 61 is contracted, and then the revolving door 63 is The spring 64 is opened downward by a certain angle, and the angle is consistent with the inclination angle of the tray 30, and the customer can pick up the goods after the corresponding revolving door 63 is opened;

When the customer picks up the goods in the tray 30 corresponding to the revolving door 63, the sensor detects that there is no item in the corresponding tray 30, the push rod motor 61 extends and drives the swing provided with the pressure wheel. The member 62 rotates, the pressure roller acts on the revolving door 63 and closes the revolving door 63, and then the electronically controlled lock projects and contacts the magnet provided on the bottom plate to completely close the revolving door 63.

The invention has the advantages of simple structure, economical cost and convenient taking of goods, and is suitable for public places such as a railway station, a bus station, a hospital, a factory, a shopping mall, etc., and overcomes the technical defects of the traditional vending machine; in the invention, the transmission mechanism drives the first transmission chain and the first The synchronous movement of the two transmission chains realizes that the tray containing the material circulates on the chain to facilitate the acquisition of the required goods. The control method is simple, convenient and easy to operate, and has strong practicability; in the present invention, the tray and the chain are installed in a rotating manner. The connection is convenient to pick and place, and is not easy to fall off; and the guide post on the tray is inclined after running a certain distance in the guiding groove at a fixed inclination angle, and the state presents the goods at the take-out port for the customer to pick up the goods.

The above embodiments are only intended to illustrate the technical solutions of the present invention and are not to be construed as limiting the invention. It should be understood by those skilled in the art that the present invention may be modified or equivalently substituted without departing from the spirit and scope of the invention.

Claims

A vending machine characterized in that

The vending machine includes a frame (10), a transmission mechanism (20) mounted on the frame (10), a plurality of trays (30) for placing goods, and a guide block mounted on the frame (10) ( 40),

Two sides of the tray (30) are respectively movably mounted on the transmission chain of the transmission mechanism (20), and are moved up and down under the driving action of the transmission mechanism (20);

The transmission mechanism (20) is electrically connected to the single chip microcomputer;

The guiding block (40) is provided with a tilting guide groove (41),

The side of the tray (30) is further provided with a guiding post (31), the guiding post (31) moves along the direction of the guiding groove (41) and the tray (30) is directed to the pick-up port ( 50) The direction is inclined.
The vending machine according to claim 1, wherein the transmission mechanism (20) comprises a transmission chain (21), a motor (22) electrically connected to the single chip microcomputer, a driving wheel (23), and a plurality of driven wheels. ,

The transmission chain (21) includes two annular first transmission chains (211) and a second transmission chain (212), and the first transmission chain (211) and the second transmission chain (212) are respectively installed in their corresponding On the side of the frame (10),

The four corners of the first transmission chain (211) and the second transmission chain (212) are respectively mounted with a driven wheel that meshes with the transmission chain (21);

The motor (22) is mounted on one side of a mounting plate (11) on the frame (10), and a drive shaft of the motor (22) is mounted on the other side of the mounting plate (11) The driving wheel (23) is connected and drives the driving wheel (23) to rotate;

The driving wheel (23) and the first driven wheel (241) on the first transmission chain (211) are meshed and rotated by the first sub-chain (2101), and the rotating driving wheel (23) drives the first The driven wheel (241) rotates;

The first driven wheel (241) on the first transmission chain (211) and the second driven wheel (242) of the second transmission chain (212) are connected by a transmission shaft (25), and the first driven wheel is rotated. (241) driving the second driven wheel (242) to rotate.
A vending machine according to claim 2, wherein

The transmission mechanism (20) further includes a first follower wheel (2401) and a second follower wheel (2402),

The first follower wheel (2401) is mounted on the frame (10) on the side of the first transmission chain (211),

The second follower wheel (2402) is mounted on the frame (10) on the side of the second transmission chain (212).

The first follower wheel (2401) and the second follower wheel (2402) are connected by a transmission shaft (25).

The first follower wheel (2401), the driving wheel (23) and the first driven wheel (241) are externally meshed with a first sub-chain (2101),

The second follower wheel (242) and the second driven wheel (242) are externally engaged with a second sub-chain (2102).
A vending machine according to claim 2 or 3, wherein

The transmission mechanism (20) further includes a third follower wheel (2403) mounted on the frame (10),

The third follower wheel (2403) is disposed below the third driven wheel (243) on the second transmission chain (212);

The third follower wheel (2403) and the third driven wheel (243) are externally engaged with a third sub-chain (2103), and the third sub-chain (2103) is further provided with a cylinder (2104);

On the side of the third sub-chain (2103), there is also a first limit switch (12) mounted on the frame (10);

When the cylinder (2104) on the third sub-chain (2103) is rotated to the mounting position of the first limit switch (12), the cylinder (2104) and the first limit switch (12) Contact settings.
A vending machine according to claim 1 wherein:

The tray (30) is provided with a bracket (32) on both sides thereof, and the bracket (32) is provided with a mounting slot (33), and the mounting slot (33) hooks the tray (30) A plurality of mounting posts are disposed on the first drive chain (211) and the first drive chain (212).
A vending machine according to claim 5, wherein

The bracket (32) includes an upper bracket and a lower bracket;

The upper bracket is provided with a first groove (321) symmetrically symmetrical, and a top portion of the upper bracket is further provided with a first through hole (322) disposed in communication with the first groove (321);

A second groove (323) is disposed on the lower bracket, and the second groove (323) matches the outer shape of the upper bracket.
The vending machine according to claim 5 or 6, wherein the mounting groove (33) includes a narrow opening portion and a flare portion provided in communication with the narrow mouth portion, the narrow mouth portion being engaged On the mounting post, the lower portion of the flared portion has an open shape.
The vending machine according to claim 1, wherein the pickup port (50) is provided with a plurality of sensors mounted on the frame (10), and the number of the plurality of sensors is set and The set position coincides with the through hole disposed at the bottom of the tray (30).
A vending machine according to claim 1 wherein:

The pick-up port (50) is provided with an automatic switch door assembly (60) electrically connected to the single chip microcomputer,

The automatic switch door assembly (60) includes a push rod motor (61) mounted on the frame (10) and electrically connected to the single chip microcomputer, a swinging member (62), a revolving door (63) composed of a sector plate, and a spring (64) and electronically controlled locks;

The cylinder end of the push rod motor (61) is hinged on the frame (10), and the piston end thereof is fixedly connected with a bending rod (65);

The swinging member (62) is rotatably coupled to a mounting seat mounted on the frame (10), and the swinging member (62) is also fixedly coupled to the bending rod (65), the swinging member (62) There is also a pressure roller acting on the top plate of the revolving door (63);

The top of the revolving door (63) is hinged to the frame (10);

One end of the spring (64) is fixedly mounted on the swinging member (62), and the other end is fixedly mounted on the bottom plate of the revolving door (63);

The electric lock is disposed under the bottom plate of the revolving door (63) in a closed state, and the bottom plate is further provided with a magnet for use with the electric lock.
The vending machine of claim 1 wherein said vending machine further comprises a housing (70) that is external to said frame (10).
The vending machine of claim 10 wherein said housing (70) is further provided with a transparent region for viewing the cargo.