Background technology
Traditional four-hole mahjong machine only possesses and once rises the board function and do not have self-locking mechanism, it once rises board mechanism as shown in Figure 1, comprise a support 1, support arranges a power motor 3 for 1 time, connect motor gear 31 on the output shaft of motor 3, the motor gear 31 outsides left rocker arm assembly 4 that is connected with a joggle, left rocker arm assembly 4 comprise a left rotary shaft 41 that flexibly connects with support 1, coaxial left gear 42 and the left Rocker arm 43 of arranging on the left rotary shaft 41.Motor gear 31 inner mesh connect cam wheel 51, cam wheel 51 is by the mah-jong pieces horizontal sliding mechanism 6 coaxial settings of a shaft 52 with support 1 opposite side, described horizontal sliding mechanism 6 comprises horizontal sliding cam 61, the cam cover 62 of taper and is arranged on horizontal sliding rocking arm 63 on the cam cover 62 that wherein the action of horizontal sliding rocking arm 63 can drive Mah-jongg push plate assembly 7 motions that are positioned on the support 1.The described cam wheel 51 outsides right rocker arm assembly 8 that is connected with a joggle, right rocker arm assembly 8 comprises right gear 81, right spindle 82 and right rocking arm 83, wherein right spindle 82 passes support 1 and connects one liter of board signal wheel 9 at the opposite side of support, rises the board signal and takes turns the support 1 on 9 next doors and be provided with sensor circuit plate 91.
At this, the running of motor 3 drives motor gear 31, and then drive left gear 42 and cam wheel 51, and the rotation of left gear 42 drives left Rocker arm 43 relative motor gear 31 backward rotation, and the rotation of cam wheel 51 drives horizontal sliding mechanism 6 actions on the shaft 52 on the one hand, also drive simultaneously right gear 81 and rotate, the action of horizontal sliding mechanism 6 can promote Mah-jongg push plate assembly 7.And the rotation of right gear 81 drives right rocking arm 83 on the one hand and rotates in the same way relative to motor gear 31, drives signal wheel 9 simultaneously and rotates.
In use, when motor 3 begins to rotate, the lifting aluminum strip assembly (not shown) that is positioned on the support 1 drops to extreme lower position by the extreme higher position, the top roller of left side Rocker arm 43 and right rocking arm 83 all also is positioned under the central axis of shaft 52, left and right Rocker arm 43,83 does not contact with the lifting aluminum strip assembly that rises board mechanism, and lifting this moment aluminum strip assembly is failure to actuate; And the action of horizontal sliding mechanism 6 promotion Mah-jongg push plate assembly 7 is shifted mah-jong pieces on the lifting aluminum strip assembly onto, when this action is finished, along with being rotated further of motor 3, left and right Rocker arm 43,83 top roller hold up lifting aluminum strip assembly lower end, promote whole lifting aluminum strip assembly and carry out rising the board action, this process is elevated to the extreme higher position up to the roller at left and right Rocker arm 43,83 tops, signal wheel 9 forwards preset angles at this moment, its triggering sensor circuit plate 91 sends signal stops operating motor 3, finishes the board process that rises of mah-jong pieces.
Because being subject to the four-hole structure setting of four-hole mahjong machine, in above mechanism, the whole board process that rises only comprises and once rises board, can't realize the playing method of eight mouthfuls of machines.
Invent novel content
At the problems referred to above, the present invention has designed a kind of four-hole mahjong machine that possesses eight mouthfuls of machine functions and has risen board mechanism, it rises board mechanism has secondary and rises board and anti-reversing function, this structural design makes four-hole mahjong facility be equipped with the playing method of similar eight mouthfuls of machines, broken the structure limitation of existing traditional four-hole mahjong machine, made traditional four-hole mahjong possess the function of multiple playing method.
For achieving the above object, the present invention is by the following technical solutions:
A kind of four-hole mahjong machine that possesses eight mouthfuls of machine functions rises board mechanism, comprise a support, support is provided with lifting aluminum strip assembly, one power motor is set under the support, connect motor gear on the output shaft of motor, the left rocker arm assembly of the band left rotary shaft that is connected with a joggle outside the motor gear, the motor gear inner mesh connects cam wheel, and cam wheel is by the mah-jong pieces horizontal sliding mechanism coaxial setting of a shaft with the support opposite side; Right rocker arm assembly is connected with a joggle outside the described cam wheel, right rocker arm assembly comprises a right spindle, right spindle passes support and rises board signal wheel in the connection of support opposite side, the support that rises board signal wheel next door is provided with the sensor circuit plate, it is characterized in that: the described board signal wheel that rises comprises that rising the board signal takes turns I and rise board signal wheel II, two liters of board signals wheel can trigger the sensor circuit plate and send signal motor is stopped, and the trigger position of two liters of board signal wheels certain angle that staggers; In described left rotary shaft, shaft and the right spindle at least one is provided with has the anti-reverse unilateral bearing that transfers to usefulness.
Above-mentioned two signals wheel is whole with the angle adjustable size that staggers of sensor circuit plate trigger position.
Above-mentioned left rocker arm assembly comprises a left rotary shaft that flexibly connects with support, coaxial left gear and the left rocking arm of arranging on the left rotary shaft, and left rocking arm top arranges a trundle that can hold with lifting aluminum strip assembly.
Above-mentioned horizontal sliding mechanism comprises that one is arranged on the taper horizontal sliding cam on the shaft, and the horizontal sliding cam is nested with a cam cover outward, and cam cover is provided with the horizontal sliding rocking arm that can drive the Mah-jongg push plate assembly motion that is positioned on the support.
Above-mentioned right rocker arm assembly also comprises coaxial right gear and the right rocking arm that is arranged on the right spindle, and right gear and cam wheel are connected with a joggle, and right rocking arm top is provided with the trundle that can hold with lifting aluminum strip assembly.
When the mahjong machine enters when rising the board program, lifting aluminum strip assembly drops to extreme lower position by the extreme higher position, rotation along with motor, drive left gear and cam wheel, and then drive the horizontal sliding cam and promote the horizontal sliding rocking arm, and swagger in horizontal sliding and promote the Mah-jongg push plate assembly under the effect of arm mah-jong pieces are shifted onto plane on the lifting aluminum strip assembly; Being rotated further along with motor then, trundle on the left and right rocking arm is held the lower end of lifting aluminum strip assembly, and along with driving to lift on the whole lifting aluminum strip assembly, being rotated further of left and right rocking arm carry out rising the board action, this process triggers the sensor circuit plate and sends signal motor is stopped up to rising board signal wheel II, this moment, the bottom of first group of mah-jong pieces was higher than desktop 1-3 millimeter, left and right rocking arm then supports lifting aluminum strip assembly obliquely, finishes and once rises the board process.At this moment, when walking these group mah-jong pieces with hand push, bring a downward active force can for left and right rocking arm, excessively left and right rocking arm is taken a turn for the worse and cause lifting aluminum strip assembly to sink for avoiding stressed, in left rotary shaft of the present invention, shaft and the right spindle at least one is provided with has the anti-reverse unilateral bearing that transfers to usefulness, lifting aluminum strip assembly when having guaranteed a showdown has enough support forces, keeps upper-lower position can not change, and has thoroughly stopped the generation that left and right rocking arm reverses phenomenon.After walking mah-jong pieces with hand push, by hand switch or inductive switch motor is opened again again, left and right rocking arm is rotated further, trigger the sensor circuit plate and send signal motor is stopped up to rising board signal wheel I, lifting this moment aluminum strip assembly is raised to the extreme higher position, finishes secondary and rises board.
The present invention utilizes secondary to rise the playing method that board and anti-reversing gearbox are realized similar eight mouthfuls of machines, and it has broken the function that existing traditional four-hole mahjong machine does not have similar eight mouthfuls of machine playing methods, makes traditional four-hole mahjong possess the function of multiple playing method.
The specific embodiment
Shown in Fig. 2-4, a kind of secondary of four-hole mahjong machine rises board mechanism, comprises a support 1, and support 1 is provided with lifting aluminum strip assembly 2, and support arranges a power motor 3 for 1 time, connects motor gear 31 on the output shaft of motor 3.
The motor gear 31 outsides left rocker arm assembly 4 that is connected with a joggle, left side rocker arm assembly 4 comprises a left rotary shaft 41 that flexibly connects with support 1, coaxial left gear 42 and the left Rocker arm 43 of arranging on the left rotary shaft 41, left Rocker arm 43 tops arrange a trundle 431 that can hold with lifting aluminum strip assembly 2.
Motor gear 31 inner mesh connect cam wheel 51, and cam wheel 51 is by the mah-jong pieces horizontal sliding mechanism 6 coaxial settings of a shaft 52 with support 1 opposite side.Described horizontal sliding mechanism 6 comprises that one is arranged on the taper horizontal sliding cam 61 on the shaft 52, the horizontal sliding cam 61 outer cam covers 62 that are nested with, and cam cover 62 is provided with the horizontal sliding rocking arm 63 that can drive Mah-jongg push plate assembly 7 motions that are positioned on the support 1.
The described cam wheel 51 outsides right rocker arm assembly 8 that is connected with a joggle, right rocker arm assembly 8 comprises a right spindle 81, right spindle 81 passes support 1 and connects at the opposite side of support and rises the board signal and take turns 9, rises the board signal and takes turns the support 1 on 9 next doors and be provided with sensor circuit plate 10.Simultaneously right rocker arm assembly 8 also comprises coaxial right gear 82 and the right rocking arm 83 that is arranged on the right spindle 81, and right gear 82 is connected with a joggle with cam wheel 51, and right rocking arm 83 tops are provided with the trundle 831 that can hold with lifting aluminum strip assembly 2.
The described board signal wheel 9 that rises comprises and rises board signal wheel I and rises board signal wheel II, the trigger position of two signals wheel and sensor circuit plate 10 certain angle that staggers, and this angular dimension can be adjusted according to the reality use.Triggering when wherein rising board signal wheel II and being used for once rising the board action and finishing rises board signal wheel I and then is used for secondary and rises board and move triggering when finishing.
In described left rotary shaft 41, shaft 52 and the right spindle 81 at least one is provided with has the anti-reverse unilateral bearing 11 that transfers to usefulness, in the present embodiment, only at shaft 52 unilateral bearing 11 is set, in the middle of reality was used, any two rotating shafts or three rotating shafts that also can be arranged among left rotary shaft 41 or right spindle 81 or the three all arranged simultaneously.Left and right Rocker arm 43,83 reverse phenomenon have fundamentally been stopped in above structure setting.
When the mahjong machine enters when rising the board program, lifting aluminum strip assembly 2 drops to extreme lower position by the extreme higher position, rotation along with motor 3, motor gear 31 drives left gear 42 and cam wheel 51, and then drive horizontal sliding cam 61 promotion horizontal sliding rocking arms 63, and mah-jong pieces are shifted onto plane on the lifting aluminum strip assembly 2 at promotion Mah-jongg push plate assembly 7 under the effect of horizontal sliding rocking arm 63; Being rotated further along with motor 3 then, trundle 431,831 on the left and right Rocker arm 43,83 is held the lower end of lifting aluminum strip assembly 2, and along with left and right Rocker arm 43,83 be rotated further to drive to lift on the whole lifting aluminum strip assembly 2 and carry out rising the board action, this process triggers sensor circuit plate 10 and sends signal motor is stopped up to rising board signal wheel II, this moment, the bottom of first group of mah-jong pieces was higher than desktop 2-3 millimeter, left and right Rocker arm 43,83 support lifting aluminum strip assembly 2 obliquely, its structure is finished and is once risen the board process as shown in Figure 3.At this moment, when walking these group mah-jong pieces with hand push, bring a downward active force can for left and right Rocker arm 43,83, excessively left and right Rocker arm 43,83 is taken a turn for the worse and cause lifting aluminum strip assembly 2 to sink for avoiding stressed, in left rotary shaft 41 of the present invention, shaft 52 and the right spindle 81 at least one is provided with has the anti-reverse unilateral bearing 11 that transfers to usefulness, lifting aluminum strip assembly 2 when having guaranteed a showdown has enough support forces, keep upper-lower position can not change, thoroughly stopped the generation that left and right Rocker arm 43,83 reverses phenomenon.After walking mah-jong pieces with hand push, by hand switch or inductive switch motor 3 is opened again again, left and right Rocker arm 43,83 is rotated further, trigger sensor circuit plate 10 and send signal motor 3 is stopped up to rising board signal wheel I, lifting this moment aluminum strip assembly 2 is raised to the extreme higher position, its structure is finished secondary and is risen board as shown in Figure 4.
To sum up, the present invention rises board mechanism for a kind of four-hole mahjong machine that possesses eight mouthfuls of machine functions, it utilizes secondary to rise the playing method that board and anti-reversing gearbox are realized similar eight mouthfuls of machines, has broken the structure limitation of existing traditional four-hole mahjong machine, makes traditional four-hole mahjong possess the function of multiple playing method.