JPH0423437Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a roasting machine for roasting coffee beans and the like.

(Prior Art) Conventionally, this type of roasting machine is disclosed as follows.
Japanese Unexamined Patent Publication No. 145274/1984 is known.

The roasting machine disclosed in the publication includes a cylindrical roasting pot with one end open, an airtight lid that can open and close the opening of the roasting pot, a casing rotatably housing the roasting pot, and a roasting pot. It is composed of a heat source that heats the roasting pot, a drive device that rotates the roasting pot within the casing, and a support frame that supports the casing so as to be able to swing back and forth.

With this roaster, coffee beans and the like stored in a roasting pot can be heated and roasted while rotating the roasting pot. Further, after roasting is completed, the coffee beans and the like in the roasting pot can be discharged by opening the airtight lid and tilting the casing and roasting pot.

(Problem to be solved by the invention) However, in the above-mentioned conventional roasting machine, opening the airtight lid and tilting the roasting pot after roasting are both manual operations, so both operations are difficult. In addition to being troublesome, there is a drawback that it takes time from the end of roasting until the coffee beans are discharged. Also,
Immediately after roasting is finished, the airtight lid and roasting pot are still at a high temperature, so there is a high risk of burns etc. from the above work.
Another drawback is that it is difficult to take out the coffee beans in a timely manner immediately after roasting.

This idea was created in view of the above problems.
The purpose is to provide a roasting machine that can quickly and easily open the door and tilt the roasting section when discharging the roasted material while avoiding risks such as burns.

(Means for Solving the Problems) In order to achieve the above object, the present invention is provided with a roasting section capable of heating and roasting the object to be roasted housed inside, and the roasting section is placed horizontally. In a roasting machine that is supported so as to be tiltable, a discharge door that can be opened and closed is disposed at the discharge port formed at one end of the roasting section, and the discharge door touches a part of the roasting machine when the roasting section is tilted. There is provided an operation piece that contacts and opens the discharge door by a pressing action caused by the contact, and a discharge means that includes a motor and an eccentric cam and tilts the roasting section at a predetermined angle by rotational displacement of the eccentric cam.

(Function) In the roasting machine according to the present invention, when the motor of the discharging means is operated after roasting is completed, the discharging section, which was in a sideways state, is tilted by a predetermined angle due to the rotational displacement of the eccentric cam. In addition, during the tilting process of the roasting section, an operating piece provided on the discharge door comes into contact with a part of the roasting machine and is pressed, and the pressing action opens the discharge door.

(Example) Figures 1 to 4 show an example of the present invention, in which Figure 1 is a sectional view of the roaster, Figure 2 is an explanatory diagram of the discharge operation, and Figure 3a is the discharge means. FIG. 3b is a side view of FIG. 3a, and FIGS. 4a and 4b are explanatory views of the ejecting operation corresponding to FIGS. 3a and b, respectively.

In FIG. 1 and FIGS. 3a and 3b, 10 is the roasting machine main body, 20 is a stand, 30 is a roasting section, 50 is a cooling section, and 60 is a discharge means.

The roasting machine main body 10 has a box shape and has a bulging portion 10a at the top of one side. An exhaust port 11 and an external input port 13 for coffee beans having a charging door 14 are provided on the upper plate of the bulging portion 10a, and the exhaust port 11
A silver leather storage box 13 is arranged below. Further, a discharge duct 15 for coffee beans is provided on the lower plate of the bulging portion 10a.

The pedestal 20 has a horizontally long box shape, and has an intake port 21 formed on one side of the upper plate facing the discharge duct 15, and a cylindrical cooling part 50 whose diameter gradually increases upward. have. Further, a blower motor 23 that rotationally drives a blower fan 22 disposed within the pedestal 20 is arranged near the center of the upper plate of the pedestal 20 . Further, on the other side of the upper plate of the pedestal 20, a connecting pipe 25 communicating with the inside of the pedestal 20 is erected extending over the top of the roasting machine main body 10.
A ventilation duct 24 directed toward the roasting section 30 is connected to the upper end of the roasting section 30 .

The roasting section 30 includes an outer frame 31 with an open top, a cylindrical roasting container 32 made of heat-resistant glass disposed laterally within the outer frame 31, and a heater 33 inside. It is composed of a cylindrical wire mesh drum 34 arranged horizontally in the center, a drive motor 41 that rotationally drives the wire mesh drum 34, and a discharge door 44, and is arranged at the upper center of the roasting machine main body 10. ing.

An internal input port 35 communicating with the external input port 13 is formed in the upper portion of one side of the outer frame 31, and an outlet port 36 communicating with the carrying-out duct 15 is formed in the lower portion of the same side. This discharge port 36 is located above the discharge duct 15 with the roasting section 30 tilted. Also,
A pair of heat insulating plates 37 are provided on the upper plate of the roasting machine main body 10 and come into contact with the outer frame 31 which is in a horizontal position.

Both open ends of the wire mesh drum 34 are closed by side plates 38, and a bearing 39 is provided at the center of each side plate 38. Furthermore, fixed shafts 40 that support the heater 33 are inserted through both bearings 39 , and the ends of both fixed shafts 40 are fixed to the outer frame 31 . Further, a roasting container 32 is provided on the outer peripheral surface of the wire mesh drum 34.
A plurality of blades 43 rotate close to the inner circumferential surface of
are arranged radially.

The drive motor 41 is disposed on the bottom plate 31a of the outer frame 31, and a chain 42 is wound around its rotating shaft and one bearing 39.

The discharge door 44 is for opening and closing the discharge port 36, and includes a door main body 44c whose upper end is pivotally supported at the bottom of one side of the outer panel 31, and is connected to the upper end of the door main body 44c via a horizontal piece 44b. Vertical operation piece 44a provided
The upper end of the operation piece 44a is arranged close to the silver leather storage box 13. This discharge door 44 is opened when the roasting section 30 is in a horizontal position.
On the other hand, when the roasting section 30 is tilted, the upper end of the operating piece 44a comes into contact with the silver skin storage box 13 and is pressed, and due to the pressing action, the operating piece 44a rotates clockwise around the pivot portion. to open the discharge port 36.

The ejection means 60 is for tilting the roasting section 30, and includes a pair of bearings 61 provided at the center of the bottom plate 31a of the outer frame 31, and a support shaft penetrating the bearings 61 and installed on the roasting machine main body 10. 62 and roasting machine body 1
0, an eccentric cam 64 that is rotatably housed in the cam frame 63, and an ejection motor that is fixed to the bottom plate 31a of the outer frame 31 and has the eccentric cam 64 fixed to its rotating shaft 65. 66.

In this ejection means 60, the ejection motor 6 is rotated by rotational displacement of the eccentric cam 64 by the ejection motor 66.
The outer frame 31 to which the rotor 6 is fixed, that is, the entire roasting section 30 can be tilted about the support shaft 62. In other words, the first roasting section 30 is placed sideways.
By rotating the rotating shaft 65 of the discharge motor 66 and the eccentric cam 64 by 180 degrees from the state shown in FIGS.
As shown in FIGS. 2 and 4, the roasting section 30 can be tilted counterclockwise at a predetermined inclination. This tilting movement is controlled by a controller (not shown) so that it is performed after roasting is finished.

In the roasting machine described above, the loading door 14 is opened and the coffee beans A are poured through the external loading port 13 and the internal loading port 35.
can be stored in the roasting container 32. Further, by energizing the heater 33 and rotating the wire mesh drum 34 and blade 43 by the drive motor 41, the coffee beans A stored in the roasting container 32 can be heated and roasted.

During this roasting, airflow by the ventilation fan 22 is sent into the roasting container 32 through the connection pipe 25 and the ventilation duct 24, and humid air is sent out from the exhaust port 11 through the internal input port 35. Further, in the above-mentioned air blowing process, the silver skins of coffee beans A are stored in the silver skin storage box 13 through the internal input port 35.

When roasting for a predetermined period of time is completed, the heating by the heater 33 is stopped, and the eccentric cam 64 is then rotated by 180 degrees by the discharge motor 66, so that the roasting section 30, which was in a sideways state, is directed toward the discharge duct 15. tilt.

As a result, the upper end of the operating piece 44a of the ejection door 44 comes into contact with the silver skin storage box 13 and is pressed.
4 is opened, the coffee beans A in the roasting container 32 flow down from the discharge port 36 toward the discharge duct 15 along the slope, and from the discharge duct 15 to the cooling section 5 below.
It is accommodated in 0. Since the drive motor 41 continues to rotate during the discharge operation, all of the coffee beans A in the roasting container 32 can be discharged. Coffee beans A accommodated in the cooling unit 50 are cooled by airflow from the blower fan 22.

The roasting section 30 is maintained in a tilted state for a predetermined period of time until the discharge of the coffee beans A is completed, and after the elapse of the time, the roasting section 30 returns to the sideways state and ends the discharging operation.

(Effects of the invention) As detailed above, according to the invention, by operating the motor of the ejecting means, the roasting section which is in a sideways state is tilted at a predetermined angle, and the ejection door is opened during the tilting process. Since they can be opened at the same time, the opening of the discharge door and the tilting of the roasting section to discharge the roasted material can be quickly and easily performed without relying on manual operations. In addition, there is no need to touch the discharge door or the roasting section, which is in a high temperature state, so there is no risk of burns and it is safe, and the coffee beans can be taken out in a timely manner immediately after roasting, so there is no risk of spoiling the flavor etc. do not have.

[Brief explanation of drawings]

Figures 1 to 4 show an embodiment of the present invention, in which Figure 1 is a sectional view of the roasting machine, Figure 2 is an explanatory diagram of the discharge operation, Figure 3a is a mechanical diagram of the discharge means, FIG. 3b is a side view of FIG. 3a, and FIGS. 4a and 4b are explanatory views of the discharge operation corresponding to FIGS. 3a and 3b, respectively. A...Coffee beans, 30...Roasting section, 36...Discharge port, 44...Discharge door, 44a...Operation piece, 60
...Discharge means, 64... Eccentric cam, 66... Discharge motor.

Claims (1)

[Scope of Claim for Utility Model Registration] A roasting machine comprising a roasting section capable of heating and roasting an object to be roasted housed therein, and supporting the roasting section so as to be tiltable in a sideways state, A discharge door that can be opened and closed is arranged at the discharge port formed at one end of the roasting section, and when the roasting section is tilted, the discharge door comes into contact with a part of the roasting machine, and the discharge door is opened by the pressing action of the contact. What is claimed is: 1. A roasting machine comprising: an operating piece for controlling the roasting area; and a discharge means for tilting a roasting section at a predetermined angle by rotational displacement of the eccentric cam.