JPH064113B2 - Mahjong tile automatic washing machine - Google Patents

Description

Detailed Description of the Invention [Industrial applications]

The present invention relates to an automatic mahjong tiles washing machine for continuously washing dirty mahjong tiles one by one.

[Prior art]

If you use Mahjong tiles that are dirty with sweat, dust, mold, etc. as they are, it will be very unpleasant and unhygienic for the player who plays the game. Sometimes, all the mahjong tiles were stirred with the cleaning material, or the mahjong tiles were washed one by one with a cloth or brush.

[Problems to be Solved by the Invention]

Washing by hand is very troublesome, and especially the method of stirring and washing all the mahjong tiles collectively causes a problem that many tiles are incompletely washed, and
The method of manually washing each tile one by one is a heavy labor, and Mahjong Zhuang, which has many tile pairs to use, significantly increases the time and labor required for washing, which makes cleaning unsatisfactory There was a problem that it would end up.

[Means for solving problems]

The present invention has solved the above problems, and its object is to make a set of tiles thrown into a hopper under a predetermined posture.
Feed them one by one into the storage port provided on the turntable,
First, during the intermittent rotation of the turntable, the two faces facing each other of the tiles housed in the receiving port are washed, and then the four unwashed faces where the tiles are left are continuously washed one by one. An object of the present invention is to provide an automatic washing machine for mahjong tiles that can be sequentially sent out of the washed and washed tiles to the outside of the system (for example, a tray in which a set of tiles is aligned and stored). Therefore, the above object of the present invention is to provide a hopper having an opening pipe connected to the bottom surface thereof for allowing the tiles to fall while standing upright, and a storage port for accommodating each of the tiles dropped from the introduction pipe. A turntable that rotates intermittently at a predetermined angle, a support body that is arranged and fixed close to the lower surface of the turntable, and that supports the tiles stored in the storage port, and a moving path of the storage port. A first cleaning body which is disposed and cleans both the upper and lower surfaces of the tiles accommodated in the accommodation port, and a discharge passage for discharging the tiles that have passed through the first cleaning body through a discharge port formed in the support body. And a second cleaning body which is arranged on a guide passage extending horizontally from the discharge passage and which cleans the unwashed four surfaces on which the tiles are left. The guide passage is provided on the guide passage. Forward and backward along the above discharge passage The tile dropped on al guide passage is accomplished by the automatic washer automatic mahjong tile constructed by providing a transport rod for sending to said second cleaning side.

【Example】

An embodiment of the present invention will be described below with reference to the accompanying drawings. At least a hopper 1 capable of accommodating a set of all mahjong tiles is provided, and an inlet pipe 3 capable of dropping the tiles P in an upright state in a window hole 2 formed in the central portion of the bottom surface 1a of the hopper 1. Is slidably mounted. The upper end of the introducing pipe 3 is formed on the inclined mouth surface 3a so that the tile P can be easily introduced into the introducing pipe 3, and the lower end is provided with the collar portion 4. A guide tube 5 is vertically provided in the window hole 2. The guide tube 5 is fitted with the guide tube 5 and is inserted between the flange portion 6 provided at the lower end of the guide tube 5 and the flange portion 4 of the guide tube 3. A return spring (coil spring) 7 is attached. Immediately below the introduction pipe 3, a plurality of (four in the illustrated case) guide rods 8 which can be inserted into the introduction pipe 3 in the vicinity of the inner peripheral surface of the introduction pipe 3 are provided at equal intervals. These guide rods 8 are fixed to the inner peripheral surface of a guide ring 9 provided concentrically with the introduction pipe 3. The guide ring 9 is fixed to a base plate 12 rotatably mounted on a fixed plate 11 by penetrating the base plate 12 and correcting the direction of the tile P dropped on the guide ring 9 through the introducing pipe 3 by the guide rod 8. The structure is such that the tile P can be reliably accommodated in the accommodation port formed in the turntable. In FIG. 1, the introduction and drop mechanism of the tile P is generally indicated by reference numeral 10. Then, the cam plate (eccentric disc) 13 which is coupled to the rotary shaft 13a and is driven by the motor M ₁ is constantly in contact with the collar portion 4 of the introduction pipe 3, and the rotation of the cam plate 13 and the return spring 7 are performed. By the action, the introducing pipe 3 is rotated and moved up and down, while the connecting rod 14 erected on the substrate 12 is inserted into the hole 15 provided in the flange portion 4 of the introducing pipe 3 to simultaneously introduce the introducing pipe 3 and the substrate 12. The tiles P that are rotated and fall into the guide ring 9 are corrected in a desired direction by the guide rod 8. On the lower surface of the fixed plate 11, a tile P communicating with the above-mentioned guide ring 9 is provided.
The receiving port 16 is fixed, and below the receiving port 16, a turntable 17 is rotatably provided on a supporting base 18, and 17a is a rotating shaft thereof.
Is controlled by a motor (not shown) so as to perform intermittent rotation at a predetermined angle (180 ° in the case shown). On the turntable 17, accommodating ports 19 and 19 for the tile P having a sectional shape corresponding to the receiving port 16 are bored on the same circumference at intervals of 180 degrees, and the accommodating port 19 drops through the introduction pipe 3. A disk-shaped support 21 having a shape capable of accommodating one of the tiles P that has been erected and temporarily supporting the tile P accommodated in the accommodation port 19 is arranged and fixed near the lower surface of the turntable 17. Has been done. In addition, the above-mentioned receiving port 1
6 is provided at a position corresponding to one accommodation port 19 on the turntable 17 when the turntable 17 stops rotating, and the tile P can be dropped into the accommodation port 19 through this receiving port 16. A first sensor (for example, a reflection type sensor) 22 that detects the tile P stored in the storage port 19 is provided below the receiving port 16, and the turntable 17 is detected by the detection signal of the first sensor 22. 1
Although an 80-degree intermittent rotation operation will be provided, this intermittent rotation operation is controlled so as to be synchronized with other operation members described later by the cooperation with other sensors described later. In the portion which is separated by 90 degrees from the position of the receiving port 16 which guides the fall of the tile P along the rotation direction of the turntable 17,
A pair of first cleaning bodies 23, 24 are provided so as to face the upper and lower sides of the moving storage port 19, and the first cleaning bodies 23, 24 are provided.
In the illustrated case, 24 is a rotary brush, and 25 is its drive rotary shaft. The first cleaning bodies 23 and 24 constantly rotate in the opposite direction to the turntable 17, and clean the upper and lower surfaces of the tile P stored in the storage port 19. In this case, tile P
The upper and lower surfaces of the first cleaning member 23, 2 are supported by the support member 21 in a state of slightly protruding from the storage port 19.
A part of the support 21 facing the installation portion 4 is chamfered as an escape portion 21a. On the support body 21, the tile P falls from the introduction pipe 3 at a position in front of the first cleaning bodies 23 and 24, specifically, on the moving path of the storage port 19, and the storage port 1
The discharge port 26 is formed at a portion 180 apart from the first falling position of the discharge passage 26.
7 is connected. The discharge passage 27 is bent in a substantially L shape including the guide passage 28 connected to the discharge passage 27, and the guide passage 28, which is a horizontal portion of the discharge passage 27, falls from the discharge passage 27 onto the guide passage 28 and falls horizontally. A transfer rod 29 for sending out P is provided so as to be able to move forward and backward. Transfer rod 29
Is the guide groove 3 provided along the rear extension of the guide passage 28.
It is guided by No. 1 and pushed out into the guide passage 28 through an opening 32 provided at the rear of the guide passage 28. The tile P dropped in the guide passage 28 is detected at the starting end portion of the guide passage 28. A second sensor 33 is provided. The rear end portion of the transfer rod 29 and the upper end portion of the operating arm 34 are connected by engaging an engaging pin 36 in a long hole 35 provided in the operating arm 34, and an intermediate portion of the operating arm 34. Is a drive arm 37 and is pivotally connected 38 to each other.
At the lower end of the operating arm 34, there is provided a support portion 34a which is notched in a substantially mountain shape and can be engaged with and disengaged from a fixed support shaft (stopper) 39. On the other hand, one end of the rotating shaft 41 is fixed to the lower end of the drive arm 37, and the passive gear 42 fixed to the other end of the rotary shaft 41 is always meshed with the drive gear 44 attached to the tip of the rotating arm 43. . Rotating arm 43
The other end is connected to an eccentric position of a rotating plate 45 driven by a motor M ₂ , and the connection is made by connecting a connecting pin 46 projecting on the rotating plate 45 to an elongated hole 47 provided in the rotating arm 43. It is achieved by letting in. The drive arm 3
7 is not directly connected to the transfer rod 29 at the initial stage of rotation, but is in the latter half of the process of pushing out the transfer rod 29, the operation arm 3
Instead of 4, the transfer rod 29 is pushed out. That is, when the rotation arm 43 is reciprocally rotated by the activation of the motor M ₂ , the drive arm 37 is rotated and the operation arm 34 is rotated. The transfer rod 29 is moved forward by the forward rotation of the operating arm 34 (the direction of the arrow in FIG. 8), and when the operating arm 34 is disengaged from the fixed support shaft 39 during the forward movement, the transfer rod 2 is moved.
The subsequent forward movement of 9 is performed by the action of the upper end of the drive arm 37 pressing the engagement pin 36. Therefore, the returning operation of the transfer rod 29, that is, the retreat operation, is performed by the return spring 48 which is stopped at the required position with the rear end portion of the transfer rod 29.
In the latter half of the retreating operation, the support portion 34a of the operating arm 34 engages with the fixed support shaft 39. In the case shown, a part of the return spring 48 is formed by the rope 48a, and 49 and 51 are its guide sheaves and 52 and 53.
Is a retaining shaft of the return spring 48, and the transfer rod 29.
A third sensor 54 for detecting the return of the transfer rod 29 is provided facing the moving path of the transfer rod 29. Next, a configuration for cleaning the other four surfaces of the tile P, two surfaces of which have been cleaned by the first cleaning bodies 23 and 24, will be described. On the above-mentioned guide passage 28, the uncleaned 4 pieces of the tiles P, in which the tiles P that have fallen horizontally when they fall onto the guide passage 28, are left are left.
A pair of second cleaning members 55, 56 for cleaning the surface are provided at the upper and lower positions, and the second cleaning members 55, 56 are provided with the shaft cylindrical portion 55.
a, 56a and the inner surfaces of the disk portions 55b, 56b are formed as a rotating brush, and the other four surfaces except the front and rear end surfaces of the tile P transferred by the transfer rod 29 are cleaned. It is designed to do. Second cleaning body 5
5, 56 are gears 57, 58 driven by the motor M ₃ .
It is considered that the tiles P rotate in the direction opposite to the transfer direction and give a resistance when the tiles P progress, so that the cleaning action is performed more effectively.
58 is the axis of rotation. The transfer of the tile P passing through the second cleaning bodies 55 and 56 is performed by the forward movement of the transfer rod 29, and the washed tile P is continuously sent out of the system. Then, the tile P sent out of the system from the guide passage 28 is
For example, a tray (saucepan) that stores a set of tiles in an aligned state
It will be sequentially sent in. Reference numeral 61 in FIG.
The introduction device for feeding the tiles P into the tray (not shown) by using is generally shown.
62 is a feeding body provided for feeding the tile P into the tray, and the feeding body 62 has a downward U-shaped cross section and has an introduction plate 6
When a predetermined number of tiles P are fed into the feeding body 62, the tiles are rotated by a required driving mechanism to sequentially feed a prescribed number of tiles arranged in a line into the tray. ing. When the second sensor 33 detects that the tile P has fallen on the guide passage 28, this detection signal activates the motor M ₂ for operating the transfer rod 29, and the third sensor 54 causes the transfer rod to move. When the return of 29 is detected,
The rotation operation of the turntable 17 is controlled by this detection signal and the detection signal of the first sensor 22. Transfer rod 2
The forward movement of 9 is performed by the second cleaning members 55 and 56 to make a tile P.
Until the time point when the cleaning is finished, the operation arm 34 is rotated at a low speed, but the forward movement thereafter is performed by the rotation operation of the drive arm 37. Needless to say, the operating mechanism of the transfer rod 29 is not limited to the illustrated embodiment, and as shown in FIG. 3, the bottom surface 1a of the hopper 1 can be implemented as a rotating member. By the rotating operation of 1 and the above-mentioned lifting operation of the introducing tube 3, the tile P in the hopper 1 can be introduced into the introducing tube 3 quickly. That is, in FIG. 3, the bottom surface portion (turntable) 1a is a peripheral groove 1 provided on the peripheral side surface of the bottom surface portion 1a.
The drive wheel 72, which is rotatably supported by inserting a part of the support wheel 71 into b, is driven by the motor M ₄ is brought into contact with the lower surface of the bottom surface portion 1a to rotate the bottom surface portion 1a in the forward and reverse directions. It is structured. In the figure, 11a is a connecting plate for connecting the hopper 1 and the fixed plate 11, 29a is a pusher formed at the tip of the transfer rod 29, 71
Reference numeral a is a support shaft that rotatably supports the support wheel 71, and reference numeral 72a is a rotation shaft that connects the motor M ₄ and the drive wheel 72.

【The invention's effect】

The present invention is as described above, and the tiles thrown into the hopper can be surely dropped and accommodated one by one into the accommodation opening on the turntable through the introduction tube, and a part of the tiles can be accommodated on the turntable. Since it is possible to continuously perform the work of cleaning the surface of No. 1 and the work of cleaning the remaining uncleaned surface in the next stage one by one, it is possible to clean the tiles without damaging the tiles. However, it is possible to completely save labor and at the same time the cleaning efficiency is remarkably improved. Automatic mechanization can be easily realized, and its practical value is extremely large.

[Brief description of drawings]

The drawings show an embodiment of the present invention. FIG. 1 is a front view,
FIG. 2 is a partially cutaway perspective view of the tile introducing part, FIG. 3 is a partially cutaway sectional view of an operating state showing a part of FIG. 2 modified, and FIG. 4 is a plan view of a guide ring part. FIG. 6 is a perspective view of a turntable constituting portion, FIG. 6 is a partially cut front view showing a first cleaning body arrangement portion, FIG. 7 is a sectional view showing a discharge and guide passage portion, and FIG. 8 is a transfer rod. FIG. 9 is a perspective view showing an operating mechanism, FIG. 9 is a perspective view showing a second cleaning body placement portion, FIG. 10 and FIG.
FIG. 1 is a sectional view showing an operating state of the second cleaning body. In the figure, 1 is a hopper, 1a is a bottom part, 3 is an introduction pipe, 17
Is a turntable, 19 is an accommodation opening, 21 is a support, 2
3, 24 are first cleaning bodies, 26 is a discharge port, 27 is a discharge passage, 28 is a guide passage, 29 is a transfer rod, and 55 and 56 are second.
It is a washed body.

Claims (1)

[Claims] 1. A hopper having an opening pipe connected to a bottom surface thereof for allowing the tiles to fall while standing upright, and an accommodating port for accommodating each of the tiles dropped from the introduction pipe. A turntable for intermittent rotation of an angle; a support body arranged and fixed in proximity to the lower surface of the turntable for supporting the tiles housed in the housing opening; and a moving path of the housing opening. A first cleaning body for cleaning the upper and lower surfaces of the tiles accommodated in the accommodation port, an exhaust passage for ejecting the tiles that have passed through the first cleaning body through an outlet provided in the support, and an exhaust passage A second cleaning body which is arranged on a horizontally extending guide passage extending in line with the passage and which cleans the four unwashed surfaces on which the tiles are left, and on which the guide passage is advanced along the guide passage. Retreat and move from the above discharge passage onto the guide passage Automatic washing machine Mahjong tiles that the tile that beat is characterized by comprising providing a transfer rod for sending to said second cleaning side.