CN207627888U - Mahjong machine and its ply pushing device and license bearing cam - Google Patents

Abstract

The utility model discloses a kind of mahjong machine and its ply pushing devices and license bearing cam, the license bearing cam is equipped with license bearing curved groove and showdown idler wheel, license bearing curved groove is equipped with the first to the 5th license bearing position, and license bearing curved groove is arc-shaped in third to the part between the 4th license bearing position；License bearing idler wheel at the first license bearing position to the distance ＞ of license bearing cam revolving center its at the second license bearing position to the distance of license bearing cam revolving center=its in the 5th license bearing position when to license bearing cam revolving center distance ＞ its at third license bearing position to the distance of license bearing cam revolving center=its in the 4th license bearing position when to license bearing cam revolving center distance.The license bearing cam is rotated clockwise and rotated counterclockwise correspond to showdown head and the different relationship that is linked of two sets of license bearing platform respectively, both may be implemented to fold and pushes away three mah-jong pieces, can also fold and push away two mah-jong pieces, improve the versatility of ply pushing device and mahjong machine.

Description

Mahjong machine and its ply pushing device and license bearing cam

【Technical field】

The utility model belongs to mahjong machine manufacturing field more particularly to a kind of mahjong machine and its ply pushing device and license bearing is convex Wheel.

【Background technology】

" mah-jong pieces " also known as sparrow board (also known as " horse hangs ") are referred to as " sparrow board " a kind of game trips of Chinese ancients' invention Play, board class apparatus for entertainment, the small rectangular block made of bamboo, bone or plastic are carved with decorative pattern or printed words above, it is one kind four The game that individual participates in, the game rule of different regions are slightly different.One secondary mah-jong pieces include, and " ten thousand, cake, item " are 3 kinds of bases Pattern, referred to as：Ten thousand sub- boards (ten thousand), bobbin board (cake), three kinds of strip board (rope), each from " one " to " nine " each 4 amount to 20 Seven kinds of 108 boards；" east, south, west, north, in, hair, white " each 4 of word board is added again, amounts to seven kinds of 28 boards；136 boards in total, This " plain mahjong " that also we are usually said.Addition generally has with court cards similar in " king " (JOKER) function in playing card again afterwards Eight：" spring, summer, autumn, winter, plum, orchid, bamboo, chrysanthemum ", as soon as totally hundred four ten four boards, this forms " having the male plant of hemp to incite somebody to action " described in us. Separately there is wildcard 8 to open.Therefore, a secondary complete mah-jong pieces totally 152 (74, the area having), including word board, court cards, ordinal number Board, wildcard.Popular is scaled-down version mahjong, is free of Joker and big blank, totally 144.Compared with other domino forms, mahjong Playing method it is the most complicated interesting, its basic play is simple, be easy left-hand seat, but wherein variation again it is extremely more, matched combined is due to people It is different, thus as it is a kind of on Chinese history most can one of attracting gambling form.

With the continuous improvement of standard of living, people increasingly focus on amusement and recreation life, convenient and strength-saving automatic mah-jong Machine gradually obtains liking for people.

Existing four mouthfuls of automatic mahjong-playing machines are limited due to being raised the structure of mechanism by it, are all two boards raising the when of playing a card It stacks and plays a card, there was only a row board on desktop before everyone.As the patent document of Publication No. CN201164721 discloses one Kind of automatic mahjong-playing machine raises mechanism comprising lattice board, plate reservoir board and be separately positioned on plate reservoir board both sides license support device and Mah-jong pushing device, the license support device include supporting plate, pallet support device and by motor-driven license support cam, the license support cam It is equipped with connecting rod, a pallet stand for carrying waist hole is equipped with below the supporting plate, described connecting rod one end is movably arranged on the waist In hole, sensor is housed at the middle part of plate reservoir board, only there are one fixed plate reservoir boards since this raises mechanism, this raises machine Structure can only release a row board every time, when starting to play cards, need to manually capture 12 or 13 boards of beginning.It is existing in order to make up The deficiency of four mouthfuls of mahjong machines, therefore have developed eight mouthfuls of mahjong machines in the industry, eight mouthfuls of mahjong machines can by needed for beginning 12 or 13 boards also fold release, but existing eight mouthfuls of automatic mahjong-playing machines needs open up inside on four sides of panel and play a card slot respectively It plays a card slot with outside, this makes the intensity of panel substantially reduce, and sticking up, deform etc. for being generated after panel strength reduction itself is asked Topic, the problem of causing machine adjustments difficulty or can not adjust.And slot of playing a card on the outside of existing eight mouthfuls of automatic mahjong-playing machines Excessively outer, the position that 13 boards are placed with user overlaps, and is easy to cause user and generates uncomfortable feeling when in use.

Therefore, the patent documents such as Publication No. CN201727950U, CN201578846U, CN101934142U disclose energy Four mouthfuls of automatic mahjong-playing machines are enough made to complete the rising mechanism of eight mouthfuls of automatic mahjong-playing machine functions, Publication No. CN101983745, The patent documents such as CN203370275U, CN203436804U, CN202446789U disclose to fold and push away a pier three and open mah-jong pieces Ply pushing device, this ply pushing device be suitable for Flat-pushing board-piling mode mahjong machine.

But in the prior art, a ply pushing device otherwise can only fold and push away two mah-jong pieces, otherwise be exactly that can only fold and push away three Mah-jong pieces can be folded to push away three mah-jong pieces or fold and push away two mah-jong pieces, show in this way there are no the same ply pushing device Some ply pushing devices just lack versatility, and cause to realize simultaneously in the same mahjong machine or the same ply pushing device The function of eight mouthfuls of machines and four mouthfuls of machines；In addition, in some mahjong playing methods, four directions player is taken when beginning mah-jong pieces quantity and put Mah-jong pieces pier number in face of it is not consistent, the existing ply pushing device for only folding three mah-jong pieces can not be used, in this way, existing The mahjong machines of eight mouthfuls of machine functions can not just beat these mahjong playing methods.

The patent document of Publication No. CN203370275U discloses a kind of curve wheel for mahjong machine card pushing head section, adopts Positioning magnetic steel is detected to be positioned to curve wheel with detecting element, and when curve wheel is respectively positioned at three different positions When setting, the signal for the positioning magnetic steel that detecting element detects is different, i.e., using the thought of coding, by positioning magnetic steel The difference of number and position indicates different codings, that is, assumes to have left and right two to be used for fixing magnet steel on the excircle of curve wheel Annular coding-belt, detecting element carry out magnet steel identification when, can be detected simultaneously by left and right side annular coding-belt First left magnet steel and the first right magnet steel, then be encoded to 11, individually detects the second left magnet steel on the annular coding-belt in left side, then compiles Code is 10, individually detects the second right magnet steel on right circular coding-belt, is then encoded to 01, thus can be by the three of license bearing platform A position location distinguishes, and layout avoids the appearance of resetting failure in this way, and the folded of three mah-jong pieces may be implemented It pushes away.But use the ply pushing device (card pushing head section) of the license bearing cam (curve wheel) to cannot achieve two the folded of mah-jong pieces and push away, it leads Cause the versatility of ply pushing device and mahjong machine poor.

Showdown slide block structure in the prior art is as shown in figure 26, when the bottom of the arc showdown slot 4064 of showdown sliding block 406 When end is positioned at the underface of the center of rotation of showdown idler wheel 4072, showdown idler wheel 4072 can only rotate (up time in one direction Needle).When rotating counterclockwise, due to the limitation of the arc showdown slot 4064 of showdown sliding block 406, showdown sliding block 406 is rolled by showdown The thrust that wheel 4072 slides to the right is less than the frictional force of showdown sliding block and guide rod, causes showdown sliding block 406 that cannot move right, because And use in the ply pushing device of the showdown sliding block, showdown head and license bearing platform only have one kind and are linked relationship.

Publication No. CN101983745B discloses a kind of connecing board method and its connecing board apparatus for mahjong machine, showdown sliding block Sliding slot be made of one section of straight trough and one section of arc groove, and its license bearing cam tool is there are three the different continuous steerable face of height, Thus it equally exists above-mentioned problem, that is, in specific position, showdown idler wheel can only be pushed away to a direction rotation to drive Board sliding block horizontally slips, and license bearing cam can only equally rotate that license bearing idler wheel and swing arm is driven to move up and down to a direction, Therefore, showdown head and license bearing platform also only have one kind and are linked relationship.

【Invention content】

In order to solve the above-mentioned technical problem of the prior art, the purpose of this utility model is to provide a kind of mahjong machine and its folded Pushing device and license bearing cam, which rotates clockwise and rotate counterclockwise corresponds to two sets of showdown head and license bearing platform not respectively The same relationship that is linked, the ply pushing device same in this way, which both may be implemented to fold, pushes away three mah-jong pieces, can also fold and push away two fiber crops By board, the versatility of ply pushing device and mahjong machine is improved, reduces die sinking cost and manufacturing cost, mahjong machine playing method is more, User experience and comfort are more preferable.

To achieve the above object, the utility model uses technical solution below：

A kind of license bearing cam of mahjong machine, license bearing cam (407) are equipped with license bearing curved groove (4071) and showdown idler wheel (4072), which is characterized in that license bearing curved groove (4071) is equipped with the first license bearing position (A), the second license bearing position (B), third License bearing position (C), the 4th license bearing position (D) and the 5th license bearing position (E), the second license bearing position (B) and the 5th license bearing position (E) The both sides of the first license bearing position (A) are located at, the first license bearing position (A) and the 4th license bearing position (D) are located at the 5th and hold Memorial tablet sets the both sides of (E), and the first license bearing position (A) and third license bearing position (C) are located at the two of the second license bearing position (B) Side, the license bearing curved groove (4071) are arc-shaped in third license bearing position (C) to the part between the 4th license bearing position (D)； License bearing idler wheel (4082) movement in the license bearing curved groove (4071), license bearing idler wheel (4082) is in the first license bearing position (A) to holding The distance ＞ of board cam (407) center of rotation its in the second license bearing position (B) to the distance of license bearing cam (407) center of rotation =in the 5th license bearing position (E), to the distance ＞ of license bearing cam (407) center of rotation, it is arrived at third license bearing position (C) for it The distance of license bearing cam (407) center of rotation=its in the 4th license bearing position (D) to license bearing cam (407) center of rotation away from From.

Preferably, the license bearing angular displacement of the cam between the first license bearing position (A) and the second license bearing position (B) is b, the License bearing angular displacement of the cam between two license bearing positions (B) and third license bearing position (C) is c, third license bearing position (C) and the 4th License bearing angular displacement of the cam between license bearing position (D) is d, holding between the 4th license bearing position (D) and the 5th license bearing position (E) Board angular displacement of the cam is e, and the license bearing angular displacement of the cam between the 5th license bearing position (E) and the first license bearing position (A) is f, The line and the be in angle of vertical direction of the central axis of showdown idler wheel (4072) to the center of rotation of license bearing cam are h；Wherein, 0 °≤b≤90 °, 15 °≤c≤90 °, 160 °≤d≤315 °, 15 °≤e≤75 °, 0 °≤f≤90 °, 30 °≤k≤150 °, 15 ° ≤ m≤165 °, k=e+f, m=b+c, 0 °≤h≤150 °.

Preferably, being equipped with sensing element on the circumference of license bearing cam (407), these sensing elements are held with first respectively Memorial tablet is set (A), the second license bearing position (B), the 4th license bearing position (D) and the 5th license bearing position (E) and is arranged in a one-to-one correspondence, the shell The position sensor (405) for detecting these sensing elements is installed on body (410).

Preferably, the sensing element is multiple magnet steel in the two annular code channel settings in left and right.

Preferably, corresponding with first license bearing position (A) is two magnet steel in left and right, it is corresponding with second license bearing position (B) Be the right one magnet steel, it is corresponding with the 4th license bearing position (D) be also the right one magnet steel, it is right with the 5th license bearing position (E) What is answered is one, left side magnet steel.

Preferably, the license bearing curved groove (4071) arrives the curve of third license bearing position (C) in the second license bearing position (B) Part outwardly protrudes.

A kind of ply pushing device of mahjong machine, including showdown head (401), license bearing platform (402), gear card holders (403), plate reservoir board (404), showdown sliding block (406), license bearing swing arm (408), folded to push away motor (409), shell (410) and license bearing as described above convex It takes turns (407), showdown head (401) and gear card holders (403) are located at the adjacent both sides of license bearing platform (402), send playing a card for board apparatus Mouth and gear card holders (403) are located at the opposite both sides of license bearing platform (402), and showdown head (401) and plate reservoir board (404) are located at The opposite both sides of license bearing platform (402), it is folded to push away motor (409) on shell (410) and license bearing cam (407) is driven to rotate, One end of license bearing swing arm (408) sets shaft (4081) and is swung up and down around the shaft (4081), and license bearing swing arm (408) is equipped with and holds Board idler wheel (4082), the license bearing idler wheel (4082) movement in the license bearing curved groove (4071), the other end of license bearing swing arm (408) with The license bearing platform (402) of oscilaltion is flexibly connected, and showdown sliding block (406) horizontally slips with shell (410) and connect, showdown sliding block (406) showdown curved groove is provided on, showdown idler wheel (4072) moves in showdown curved groove, showdown sliding block (406) and showdown Head (401) is fixedly connected.When license bearing platform (402) is in the first height, license bearing idler wheel (4082) is located at the license bearing curved groove (4071) the first license bearing position (A) in, showdown idler wheel (4072) are located at the first showdown position in the showdown curved groove (A’)；When license bearing platform (402) is in the second height, license bearing idler wheel (4082) is located in the license bearing curved groove (4071) Two license bearing positions (B), showdown idler wheel (4072) are located at the second showdown position (B ') in the showdown curved groove；Alternatively, when holding When bench (402) is in the second height, license bearing idler wheel (4082) is located at the 5th license bearing position in the license bearing curved groove (4071) It sets (E), showdown idler wheel (4072) is located at the 5th showdown position (E ') in the showdown curved groove；When license bearing platform (402) is in When third height, license bearing idler wheel (4082) is located at the third license bearing position (C) in the license bearing curved groove (4071) and holds to the 4th Memorial tablet is set (D)；When license bearing idler wheel (4082) is located at the 4th license bearing position (D) in the license bearing curved groove (4071), showdown Idler wheel (4072) is located at the 4th showdown position (D ') in the showdown curved groove.

A kind of mahjong machine, including ply pushing device as described above.

The utility model is as a result of above technical solution, which rotates clockwise and rotation point counterclockwise Do not correspond to showdown head and the different relationship that is linked of two sets of license bearing platform, it is folded push away two mah-jong pieces when, pass through and showdown head be set Two boards that prior involvement has stacked, prevent third mah-jong pieces from sending out, and use conventional motor by selecting motor rotation in this way Direction can be realized ply pushing device it is folded push away two mah-jong pieces or it is folded push away being switched fast for three mah-jong pieces, it is same so folded to push away Device both may be implemented it is folded pushes away three mah-jong pieces, can also fold and push away two mah-jong pieces, improve the logical of ply pushing device and mahjong machine With property, die sinking cost and manufacturing cost are reduced, mahjong machine playing method is more, and user experience and comfort are more preferable.

【Description of the drawings】

Fig. 1 is the explosive view of the utility model ply pushing device；

Fig. 2 is the structural schematic diagram of the utility model license bearing swing arm；

Fig. 3 is the structural schematic diagram of the utility model license bearing cam；

Fig. 4 is the curve setting schematic diagram of the utility model license bearing cam；

Fig. 5 is the curve setting schematic diagram of the utility model showdown sliding block；

Fig. 6 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, initial bit It sets)；

Fig. 7 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, connects first Open board)；

Fig. 8 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, connects first Open board, partial cutaway)；

Fig. 9 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, connects second Open board)；

Figure 10 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, connects the Two boards, partial cutaway)；

Figure 11 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, connects the Three boards)；

Figure 12 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, connects the Three boards, partial cutaway)；

Figure 13 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, completes Showdown)；

Figure 14 is that (license bearing cam turns the folded process schematic for pushing away three boards of the utility model ply pushing device clockwise, completes Showdown, partial cutaway)；

Figure 15 is that (license bearing cam turns the folded process schematic for pushing away two boards of the utility model ply pushing device counterclockwise, initially Position)；

Figure 16 is that (license bearing cam turns counterclockwise, connects for the folded process schematic for pushing away two boards of the utility model ply pushing device One card)；

Figure 17 is that (license bearing cam turns counterclockwise, connects for the folded process schematic for pushing away two boards of the utility model ply pushing device One card, partial cutaway)；

Figure 18 is that (license bearing cam turns counterclockwise, connects for the folded process schematic for pushing away two boards of the utility model ply pushing device Second card)；

Figure 19 is that (license bearing cam turns counterclockwise, connects for the folded process schematic for pushing away two boards of the utility model ply pushing device Second card, part

It cuts open)；Figure 20 is that (license bearing cam is counterclockwise for the folded process schematic for pushing away two boards of the utility model ply pushing device Turn, showdown head showdown,

License bearing platform is not fallen into place)；

Figure 21 is that (license bearing cam turns counterclockwise, pushes away for the folded process schematic for pushing away two boards of the utility model ply pushing device Board head showdown, license bearing platform are not fallen into place, partial cutaway)；

Figure 22 is that (license bearing cam turns counterclockwise, pushes away for the folded process schematic for pushing away two boards of the utility model ply pushing device Board head showdown, license bearing platform

It falls into place)；

Figure 23 is that (license bearing cam turns counterclockwise, pushes away for the folded process schematic for pushing away two boards of the utility model ply pushing device Board head showdown, license bearing platform are fallen into place, partial cutaway)；

Figure 24 is that (license bearing cam turns counterclockwise, complete for the folded process schematic for pushing away two boards of the utility model ply pushing device At showdown)；

Figure 25 is that (license bearing cam turns counterclockwise, complete for the folded process schematic for pushing away two boards of the utility model ply pushing device At showdown, partial cutaway)；

Figure 26 is the structural schematic diagram of showdown sliding block in the prior art.

Reference numeral：

Mah-jong pieces 10, showdown head 401, license bearing platform 402 keep off card holders 403, plate reservoir board 404, detection sensor 405, showdown cunning Block 406, showdown curved groove (arc groove 4062, straight-line groove 4063,4061), license bearing cam 407, license bearing curved groove 4071, showdown Idler wheel 4072, license bearing swing arm 408, shaft 4081, license bearing idler wheel 4082 connect idler wheel 4083, folded to push away motor 409, shell 410.

【Specific implementation mode】

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of Describe the utility model and simplify to describe, do not indicate or imply the indicated device or element must have a particular orientation, With specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply relatively important Property or implicitly indicate the quantity of indicated technical characteristic.Defining the feature of " first ", " second " etc. as a result, can express Or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple " It is meant that two or more, unless otherwise restricted clearly.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be Concrete meaning in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features are in direct contact, and can also not be to be in direct contact but lead to including the first and second features Cross the other characterisation contact between them.Moreover, fisrt feature second feature " on ", " top " and " above " include the One feature is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.First is special Sign second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or only Indicate that fisrt feature level height is less than second feature.

Embodiment 1：

A kind of mahjong machine, include positioned at framework soleplate center central operator component and shuffle deep bid, it is big around shuffling Disk surrounding is provided with four groups and picks up board handling system, and the board handling system that picks up includes for pickup to be numb a sheet by a sheet from deep bid of shuffling By board and that sends out send board apparatus, ply pushing device for multiple mah-jong pieces to be stacked into a pier and release and for that will sequence More pier mah-jong pieces serve the board-piling device of mahjong machine desktop.

Board apparatus is sent, including send card box, send in card box and send board channel equipped with transfer mah-jong pieces, send the card-inlet in board channel Place, which is equipped with, inhales board wheel, send in board channel and is equipped with by sending board motor-driven conveyer belt.Send board channel that can select traditional straight line Shape channel, but send board channel for what the needs of optimization topology layout can also select arc.In order to ensure that mah-jong pieces convey Reliability send the open height of playing a card in board channel to be not less than the card-inlet height for sending board channel.Send the concrete structure of board apparatus that can join See the patent document of Publication No. CN105413161A.

Board-piling device can be slope board-piling device, it is preferred that being Flat-pushing board-piling device, such as Publication No. Rising mechanism disclosed in the patent documents such as CN201727950U, CN201578846U, CN101934142U.

A kind of ply pushing device as shown in Figure 1, Figure 2, Figure 3 shows, including showdown head 401, license bearing platform 402, gear card holders 403 and storage Board plate 404, showdown head 401 and gear card holders 403 are located at the adjacent both sides of license bearing platform 402, send the mahjong pieces outlet and gear of board apparatus Card holders 403 is located at the opposite both sides of license bearing platform 402, and it is opposite that showdown head 401 and plate reservoir board 404 are located at license bearing platform 402 Both sides；Further include showdown sliding block 406, license bearing cam 407, license bearing swing arm 408, it is folded push away motor 409 and shell 410, it is folded to push away electricity Machine 409 is mounted on shell 410 and license bearing cam 407 is driven to rotate, and license bearing cam 407 is equipped with license bearing curved groove 4071 and pushes away Board idler wheel 4072, as shown in Fig. 2, one end of license bearing swing arm 408 sets shaft 4081 and is swung up and down around the shaft 4081, license bearing pendulum Arm 408 is equipped with license bearing idler wheel 4082, the license bearing idler wheel 4082 movement in the license bearing curved groove 4071, license bearing swing arm 408 it is another One end (being equipped with connection idler wheel 4083) (is connected by connecting idler wheel 4083 with sliding slot with the flexible connection of the license bearing platform 402 of oscilaltion Connect), showdown sliding block 406 horizontally slips with shell 410 and connect, and showdown curved groove, showdown idler wheel are provided on showdown sliding block 406 4072 move in showdown curved groove, and showdown sliding block 406 is fixedly connected with showdown head 401.

A kind of folded method for pushing away mah-jong pieces of mahjong machine, including board apparatus and ply pushing device are sent,

It is folded when pushing away three mah-jong pieces, include the following steps：

1) the license bearing platform 402 rests in the first height, which is less than the open height of playing a card for sending board apparatus, holds Bench 402 is accepted from first mah-jong pieces for sending board apparatus to send out；

2) after detecting first mah-jong pieces in place, the license bearing platform 402 declines and rests in the second height, at this point, The top surface of first mah-jong pieces is less than the mahjong pieces outlet for sending board apparatus, and license bearing platform 402 is accepted from second fiber crops for sending board channel to send out By board, second mah-jong pieces is stacked in above first mah-jong pieces；

3) after detecting second mah-jong pieces in place, the license bearing platform 402 declines and rests in third height again, this When, the top surface of second mah-jong pieces is less than the mahjong pieces outlet for sending board apparatus, and license bearing platform 402 is accepted from the third for sending board channel to send out Mah-jong pieces, third mah-jong pieces are stacked in above second mah-jong pieces；

4) after detecting third mah-jong pieces in place, three stacked mah-jong pieces are pushed to card storage by the showdown head 401 On plate 404；

It is folded when pushing away two mah-jong pieces, include the following steps：

1) the license bearing platform 402 is rested in first height and is accepted from first mahjong for sending board apparatus to send out Board；

2) after detecting first mah-jong pieces in place, the license bearing platform 402, which declines and rests in second height, to be held It connects from second mah-jong pieces for sending board channel to send out, second mah-jong pieces is stacked in above first mah-jong pieces；

3) after detecting second mah-jong pieces in place, the license bearing platform 402 declines again up to the third height, at this During decline, prevention send board apparatus to send out third mah-jong pieces；

4) the showdown head 401 pushes to two stacked mah-jong pieces on plate reservoir board 404.

In an embodiment of the utility model, the blocking dress for being provided on board apparatus and it being prevented to send out mah-jong pieces is sent It sets；It is folded when pushing away two mah-jong pieces, it is described during license bearing platform 402 drops to the third height from second height Retention device prevention send board apparatus to send out third mah-jong pieces.The retention device can be arranged in the mahjong pieces outlet for sending board apparatus, Barrier assembly as disclosed in the patent document of Publication No. CN205964958U；The retention device can also be provided in and send The card-inlet of board apparatus or inside, as put board component and Publication No. CN one by one in Publication No. CN 103157278A Automatically controlled gate in 204601595U.It is folded push away two boards when, prevent third mah-jong pieces from sending out using retention device, in this way Showdown head and license bearing platform can continue to use the folded relationship that is linked for pushing away three boards, there is no need to the hardware of existing mahjong machine into Row change, it is only necessary to modify to control circuit, i.e. control circuit just generates two after detecting second mah-jong pieces in place A execution signal prevents third mah-jong pieces from sending out first, retention device starts, second is that need not detect third mah-jong pieces is It is no in place, showdown head can showdown.Certainly in the other embodiment of the utility model, the two execute signal and can also tie Conjunction send the counting device in board apparatus to realize, for example, detecting two mah-jong pieces entrance in counting device or sending board logical Road starts retention device and third mah-jong pieces is prevented to send out, folded push away two board patterns being switched to and can close to third Open the detection in place of mah-jong pieces.It is linked using the showdown head of retention device and ply pushing device, license bearing platform, although can be same It realizes to fold on one ply pushing device and mahjong machine and pushes away two boards and the folded free switching for pushing away three boards, but the frequent electricity of retention device Control action can cause reliability and service life to reduce, and the efficiency that mahjong machine arranges mah-jong pieces is also a greater impact.

It is folded when pushing away two mah-jong pieces in the another embodiment of the utility model, in license bearing platform 402 from described second During height drops to the third height, the showdown head 401 begins to stack two mah-jong pieces set, to which this is pushed away Board head 401 can block the mahjong pieces outlet for sending board apparatus, and prevention send board apparatus to send out third mah-jong pieces.It is situated between in advance using showdown head Enter and block the mahjong pieces outlet for sending board apparatus, overcome reliability caused by the frequent automatically controlled action meeting of aforementioned retention device and uses the longevity Life reduces, and mahjong machine arranges the efficiency also higher of mah-jong pieces.But it requires to fold by the way of showdown head prior involvement and pushes away dress Showdown head and license bearing platform in setting it is folded push away three boards and it is folded push away two boards when using the different relationships that is linked, need to folded The Inner link mechanism of pushing device is improved.

In an embodiment of the utility model, the showdown head 401 is by mah-jong pieces from higher than the third height License bearing platform 402 on push on plate reservoir board 404.In this way, plate reservoir board 404 is higher than the license bearing platform 402 for resting on third height Top, i.e. license bearing platform will rise a distance again after dropping to third height, then by showdown head by the mahjong on license bearing platform Board pushes to plate reservoir board, can reduce the height of mahjong machine host in this way, and machine is thinner, still, pushes away two mah-jong pieces folded in this way When, it such as is difficult to implement by the way of showdown head prior involvement, therefore preferably by the way of retention device.

In the another embodiment of the utility model, the showdown head 401 is by mah-jong pieces from positioned at third height It is pushed on license bearing platform 402 on plate reservoir board 404.In this way, plate reservoir board 404 is not higher than the license bearing platform 402 for resting on third height Top.In this way it is folded push away two mah-jong pieces when, the mode of showdown head prior involvement both may be used, retention device can also be used Mode.

As shown in Figure 4, Figure 5, when license bearing platform 402 is in the first height, license bearing idler wheel 4082 is located at the license bearing curve The first license bearing position A in slot 4071, showdown idler wheel 4072 are located at the first showdown position A ' in the showdown curved groove；When holding When bench 402 is in the second height, license bearing idler wheel 4082 is located at the second license bearing position B in the license bearing curved groove 4071, pushes away Board idler wheel 4072 is located at the second showdown position B ' in the showdown curved groove；Alternatively, when license bearing platform 402 is in the second height When, license bearing idler wheel 4082 is located at the 5th license bearing position E in the license bearing curved groove 4071, and showdown idler wheel 4072 is located at described push away The 5th showdown position E ' in board curved groove；When license bearing platform 402 is in third height, license bearing idler wheel 4082 is located at the license bearing Third license bearing position C to the 4th license bearing position D in curved groove 4071；When license bearing idler wheel 4082 is located at the license bearing curved groove When the 4th license bearing position D in 4071, showdown idler wheel 4072 is located at the 4th showdown position D ' in the showdown curved groove；Its In, in license bearing curved groove 4071, the second license bearing position B and the 5th license bearing position E are located at the two of the first license bearing position A Side, the first license bearing position A and the 4th license bearing position D are located at the both sides of the 5th license bearing position E, the first license bearing position A and Three license bearing position C are located at the both sides of the second license bearing position B, and the license bearing curved groove 4071 is in third license bearing position C to Part between four license bearing position D is arc-shaped (the center of rotation concentric of the circular arc and license bearing cam)；The showdown curve Slot includes being sequentially connected the upper end section 4061 connect, intermediate arc section 4062 and lower end section 4063, the first showdown position A ', the Two showdown position B ', the 4th showdown position D ' and the 5th showdown position E ' are on intermediate arc section 4062, the second showdown position B ' It is located at the both sides of the first showdown position A ' with the 5th showdown position E ', the 4th showdown position D ' and the first showdown position A ' are located at the The both sides of five showdown position E ', the second showdown position B ' and the 4th showdown position D ' are located at intermediate arc section 4062 and lower end The junction of section 4063 and upper end section 4061.The radian of intermediate arc section 4062 is consistent with the rotation circular arc of showdown idler wheel.

In the first license bearing position A, to the distance ＞ of 407 center of rotation of license bearing cam, it holds second license bearing idler wheel 4082 To in the distance of 407 center of rotation of license bearing cam=it rotates in the 5th license bearing position E to license bearing cam 407 when memorial tablet sets B The distance ＞ of the heart its in third license bearing position C to the distance of 407 center of rotation of license bearing cam=its in the 4th license bearing position D when To the distance of 407 center of rotation of license bearing cam.In this way, the interoperation process of license bearing cam and showdown sliding block can there are two types of sides Method：First, license bearing cam rotates counterclockwise, license bearing idler wheel in license bearing curved groove from A to B to C to D to E to A, license bearing platform first according to It is secondary to drop to the first height, the second height and third height, the first height then is risen back to from third height again, it is same with this When, for showdown idler wheel first from A ' to down toward B ' in showdown curved groove, showdown head is motionless, then from B ' to down toward lower end section it is upward again To B ' to A ' to E ' to D ', supreme end segments are returned again to D ', complete showdown and reset, then from D ' to E ' to A ', showdown head is not It is dynamic.Second is that license bearing cam rotates clockwise, license bearing idler wheel in license bearing curved groove from A to E to D to C to B to A, license bearing platform first according to It is secondary to drop to the first height, the second height and third height, the first height then is risen back to from third height again, it is same with this When, showdown idler wheel is first upwardly into E ' to D ' in showdown curved groove from A ', and showdown head is motionless, then is upwardly into upper end section again from D ' It is returned again to down toward D ' to E ' to A ' to B ' to lower end section to B ', completes showdown and reset, then from B ' to A ', showdown head is not It is dynamic.In this way, by showdown head and license bearing platform be arranged two sets different relationships that are linked, fold push away two mah-jong pieces when, Two boards stacked by the way that showdown head prior involvement is arranged prevent third mah-jong pieces from sending out, logical using conventional motor in this way Cross selection direction of motor rotation can be realized ply pushing device it is folded push away two mah-jong pieces or it is folded push away being switched fast for three mah-jong pieces, The ply pushing device same so both may be implemented it is folded pushes away three mah-jong pieces, can also fold and push away two mah-jong pieces, improve and folded push away dress The versatility with mahjong machine is set, reduces die sinking cost and manufacturing cost, mahjong machine playing method is more, and user experience and comfort are more It is good.

In order to it is folded push away two mah-jong pieces when can ensure showdown head prior involvement showdown, showdown idler wheel 4072 is from A ' to E ' Time gap to D ' should be more than time gap from A ' to B ', in the present embodiment, using relatively simple method, i.e., the One showdown position A ', the second showdown position B ', the 4th showdown position D ' and the 5th showdown position E ' are by the showdown curved groove 4062 trisection of intermediate arc section.

Upper end section 4061 and lower end section 4063 determine the showdown speed of showdown head.They can be variously-shaped song Wire casing, but cannot be consistent arc-shaped of rotation circular arc with showdown idler wheel, in the present embodiment, upper end section 4061 and lower end Section 4063 is straight shape groove, and upper end section 4061 and lower end section 4063 are arranged with vertical direction in angle, described to push away Board curved groove is in arranged symmetrically up and down.

Be equipped with sensing element on the circumference of license bearing cam 407, these sensing elements respectively with the first license bearing position A, the Two license bearing position B, the 4th license bearing position D and the 5th license bearing position E are arranged in a one-to-one correspondence, and detection is equipped on the shell 410 The position sensor 405 of these sensing elements.Whether can reach each position to license bearing platform so effectively to be monitored, with control The folded motor that pushes away of system stops in corresponding position, waits for mah-jong pieces signal in place.In the present embodiment, the sensing element is in left and right Multiple magnet steel of two annular code channel settings, corresponding with the first license bearing position A is two magnet steel in left and right, with the second license bearing position B corresponding is one magnet steel in the right, and corresponding with the 4th license bearing position D is also one magnet steel in the right, with the 5th E pairs of license bearing position What is answered is one, left side magnet steel.In other embodiments, can also be other sensors, such as light eye code-disc structure.It is above-mentioned right The sensor of license bearing cam turned position detection can be direct detection mode, can also be indirect detection mode, such as pass through Position detection is carried out to obtain the corresponding location information of license bearing cam to showdown sliding block, showdown head or license bearing platform, is used for another example The motor of stepper motor or included position sensor, the rotational travel information for pushing away motor through the stack are recorded to converse The location information of license bearing cam.In addition, cutting somebody's hair in gear card holders or register the license upper is equipped with whether detection mah-jong pieces send out seeing in place Board sensor, such as light eye or other proximity sensors.The sensor can be Hall sensor, photoelectric sensor, ultrasonic wave The various proximity sensors such as sensor can also be the various contact class sensors such as limit switch.

As shown in Figure 4, Figure 5, the radian of the intermediate arc section 4062 of showdown curved groove is a；On license bearing curved groove 407, License bearing angular displacement of the cam between first license bearing position A and the second license bearing position B is b, the second license bearing position B and third license bearing License bearing angular displacement of the cam between the C of position is c, the license bearing cam rotation between third license bearing position C and the 4th license bearing position D Angle is d, the license bearing angular displacement of the cam between the 4th license bearing position D and the 5th license bearing position E be e, the 5th license bearing position E and License bearing angular displacement of the cam between first license bearing position A is f, the rotation of the central axis of showdown idler wheel 4072 to license bearing cam The line at center and the be in angle of vertical direction are h；Wherein, 45 °≤a≤170 °, 0 °≤b≤90 °, 15 °≤c≤90 °, 160 ° ≤ d≤315 °, 15 °≤e≤75 °, 0 °≤f≤90 °, 30 °≤k≤150 °, 15 °≤m≤165 °, k=e+f, m=b+c, 0 °≤ h≤150°.Showdown curved groove and license bearing curved groove use above-mentioned setting, you can realize to two sets are arranged on showdown head and license bearing platform The different relationships that is linked, it is folded push away two mah-jong pieces when, two boards stacked by the way that showdown head prior involvement is arranged hinder Only third mah-jong pieces are sent out.

In the present embodiment, when license bearing cam turns to third license bearing position C from the second license bearing position B, the height of license bearing platform Degree declines first slow rear fast.That is, the cam curve protrusion between B and C.In this way, license bearing platform can coordinate the intervention situation of showdown head More reliably third mah-jong pieces is prevented to send out.

The folded mah-jong pieces method (specific action process) that pushes away of the present embodiment ply pushing device is described as follows below：

One, it folds when pushing away three mah-jong pieces, license bearing cam rotates clockwise,

As shown in fig. 6, when position sensor 405 detects that license bearing cam 407 turns to the first license bearing position A and (while receiving To the signal of left first magnet steel and right first magnet steel), folded to push away motor 409 and stop operating, the license bearing idler wheel in license bearing swing arm 408 4082 rest on the first license bearing position A (highest site) in license bearing curved groove, license bearing swing arm under the action of license bearing cam 407 408 one end is mounted on shell, and the connection idler wheel 4083 of 408 other end of license bearing swing arm is raised to highest order, license bearing platform 402 The first height (highest order) is rested under the promotion of connection idler wheel 4083, showdown idler wheel 4072 turns in showdown curved groove First showdown position A ' (start bit), showdown head 401 is motionless, connects one card, as shown in Figure 7, Figure 8；

When seeing that board sensor sees first bridge queen, the folded motor 409 that pushes away drives license bearing cam 407 to rotate clockwise, and holds The license bearing idler wheel 4082 that board cam 407 connects drives license bearing swing arm 408 to decline, the connection idler wheel of 408 swinging end of license bearing swing arm 4083 drive license bearing platform 402 to decline, showdown idler wheel 4072 movement, showdown head in the intermediate arc section 4062 of showdown curved groove 401 is motionless；When position sensor 405 detects that license bearing cam 407 turns to the 5th license bearing position E and (receives left second magnet steel letter Number), folded to push away motor 409 and stop operating, the license bearing idler wheel 4082 in license bearing swing arm 408 stops under the action of license bearing cam 407 The 5th license bearing position E (intermediate site) in license bearing curved groove, license bearing platform 402 rest on the second height (interposition), showdown Idler wheel 4072 turns to the 5th showdown position E ' in showdown curved groove, and showdown head 401 is motionless, connects second card, such as Fig. 9, figure Shown in 10；

After seeing that board sensor sees second card, the folded motor 409 that pushes away drives license bearing cam 407 to rotate clockwise, and holds The license bearing idler wheel 4082 that board cam 407 connects drives license bearing swing arm 408 to decline, the connection idler wheel of 408 swinging end of license bearing swing arm 4083 drive license bearing platform 402 to decline, showdown idler wheel 4072 movement, showdown head also in the intermediate arc section 4062 of showdown curved groove 401 is motionless；When position sensor 405 detects that license bearing cam 407 turns to the 4th license bearing position D and (receives right second magnet steel letter Number), folded to push away motor 409 and stop operating, the license bearing idler wheel 4082 in license bearing swing arm 408 stops under the action of license bearing cam 407 The 4th license bearing position D (minimum site) in license bearing curved groove, license bearing platform 402 rest on third height (lowest order), showdown Idler wheel 4072 turns to the 4th showdown position D ' in showdown curved groove, and showdown head 401 is motionless, connects third board, such as Figure 11, figure Shown in 12；

When seeing that board sensor sees that third bridge queen, the folded motor 409 that pushes away drive license bearing cam 407 to rotate clockwise, and hold The license bearing idler wheel 4082 that board cam 407 connects enters in arc-shaped section of license bearing curved groove, and license bearing platform 402 is motionless, showdown idler wheel 4072 movements in the upper end section 4061 of showdown curved groove, thus drive showdown sliding block 406 and showdown head 401 to move right Showdown, until showdown head pushes three mah-jong pieces in place on plate reservoir board 404, as shown in Figure 13, Figure 14；Then, it folds and pushes away electricity Machine 409 continues that license bearing cam 407 is driven to rotate clockwise, and the showdown idler wheel 4072 on license bearing cam 407 drives showdown sliding block 406 It is retreated with showdown head 401, when position sensor 405 detects that license bearing cam 407 turns to the first license bearing position A and (while receiving The signal of left first magnet steel and right first magnet steel), folded to push away motor 409 and stop operating, license bearing idler wheel 4082 returns to the first license bearing position A (highest site) is set, license bearing platform 402 rests on the first height (highest order), and showdown idler wheel 4072 returns to the first showdown position A ' (start bit), 401 return of showdown head wait for folding to push next time and make, as shown in Figure 6.

Two, it folds when pushing away two mah-jong pieces, license bearing cam rotates counterclockwise,

As shown in figure 15, when position sensor 405 detects that license bearing cam 407 turns to the first license bearing position A and (while receiving To the signal of left first magnet steel and right first magnet steel), folded to push away motor 409 and stop operating, the license bearing idler wheel in license bearing swing arm 408 4082 rest on the first license bearing position A (highest site) in license bearing curved groove, license bearing swing arm under the action of license bearing cam 407 408 one end is mounted on shell, and the connection idler wheel 4083 of 408 other end of license bearing swing arm is raised to highest order, license bearing platform 402 The first height (highest order) is rested under the promotion of connection idler wheel 4083, showdown idler wheel 4072 turns in showdown curved groove First showdown position A ' (start bit), showdown head 401 is motionless, connects one card, as shown in Figure 16, Figure 17；

When seeing that board sensor sees first bridge queen, the folded motor 409 that pushes away drives license bearing cam 407 to rotate counterclockwise, and holds The license bearing idler wheel 4082 that board cam 407 connects drives license bearing swing arm 408 to decline, the connection idler wheel of 408 swinging end of license bearing swing arm 4083 drive license bearing platform 402 to decline, showdown idler wheel 4072 movement, showdown head in the intermediate arc section 4062 of showdown curved groove 401 is motionless；When position sensor 405 detects that license bearing cam 407 turns to the second license bearing position B and (receives right third magnet steel letter Number), folded to push away motor 409 and stop operating, the license bearing idler wheel 4082 in license bearing swing arm 408 stops under the action of license bearing cam 407 The second license bearing position B (intermediate site) in license bearing curved groove, license bearing platform 402 rest on the second height (interposition), showdown Idler wheel 4072 turns to the second showdown position B ' in showdown curved groove, and showdown head 401 is motionless, connects second card, such as Figure 18, figure Shown in 19；

After seeing that board sensor sees second card, the folded motor 409 that pushes away drives license bearing cam 407 to rotate counterclockwise, and holds The license bearing idler wheel 4082 that board cam 407 connects drives license bearing swing arm 408 to decline, the connection idler wheel of 408 swinging end of license bearing swing arm 4083 drive license bearing platform 402 to decline, and the movement in the lower end section 4063 of showdown curved groove of showdown idler wheel 4072 thus drives Showdown sliding block 406 and showdown head 401 move right showdown, as shown in Figure 20, Figure 21, when license bearing idler wheel 4082 turns to license bearing song When (the minimum site) third license bearing position C in wire casing, showdown head 401 has pushed two boards under the drive of showdown sliding block 406 Certain distance is moved right, as shown in Figure 22, Figure 23, has blocked the submitting of third board, guarantee is only folded to push away two boards；It is folded to push away electricity Machine 409 continues that license bearing cam 407 is driven to rotate counterclockwise, and it is bent that the license bearing idler wheel 4082 being connect with license bearing cam 407 enters license bearing In arc-shaped section of wire casing, license bearing platform 402 is motionless, and showdown head pushes two mah-jong pieces in place on plate reservoir board 404, such as schemes 24, shown in Figure 25；The folded motor 409 that pushes away continues that license bearing cam 407 is driven to rotate counterclockwise, the showdown idler wheel on license bearing cam 407 4072 drive showdown sliding block 406 and showdown head 401 to retreat, when position sensor 405 detects that license bearing cam 407 turns to first License bearing position A (while receiving the signal of left first magnet steel and right first magnet steel), folded to push away motor 409 and stop operating, license bearing idler wheel 4082 return to the first license bearing position A (highest site), and license bearing platform 402 rests on the first height (highest order), showdown idler wheel 4072 The first showdown position A ' (start bit) is returned to, 401 return of showdown head waits for folding to push next time and make, as shown in figure 15.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be It can be combined in any suitable manner in any one or more embodiments or example.

Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are not departing from the utility model Principle and objective in the case of above-described embodiment can be changed in the scope of the utility model, change, replace and Modification.

Claims (8)

1. a kind of license bearing cam of mahjong machine, license bearing cam (407) is equipped with license bearing curved groove (4071) and showdown idler wheel (4072), which is characterized in that license bearing curved groove (4071) is equipped with the first license bearing position (A), the second license bearing position (B), third License bearing position (C), the 4th license bearing position (D) and the 5th license bearing position (E), the second license bearing position (B) and the 5th license bearing position (E) The both sides of the first license bearing position (A) are located at, the first license bearing position (A) and the 4th license bearing position (D) are located at the 5th and hold Memorial tablet sets the both sides of (E), and the first license bearing position (A) and third license bearing position (C) are located at the two of the second license bearing position (B) Side, the license bearing curved groove (4071) are arc-shaped in third license bearing position (C) to the part between the 4th license bearing position (D)； License bearing idler wheel (4082) movement in the license bearing curved groove (4071), license bearing idler wheel (4082) is in the first license bearing position (A) to holding The distance ＞ of board cam (407) center of rotation its in the second license bearing position (B) to the distance of license bearing cam (407) center of rotation =in the 5th license bearing position (E), to the distance ＞ of license bearing cam (407) center of rotation, it is arrived at third license bearing position (C) for it The distance of license bearing cam (407) center of rotation=its in the 4th license bearing position (D) to license bearing cam (407) center of rotation away from From.

2. a kind of license bearing cam of mahjong machine according to claim 1, which is characterized in that the first license bearing position (A) and License bearing angular displacement of the cam between two license bearing positions (B) is b, between the second license bearing position (B) and third license bearing position (C) License bearing angular displacement of the cam is c, and the license bearing angular displacement of the cam between third license bearing position (C) and the 4th license bearing position (D) is D, license bearing angular displacement of the cam between the 4th license bearing position (D) and the 5th license bearing position (E) are e, the 5th license bearing position (E) and License bearing angular displacement of the cam between first license bearing position (A) is f, the central axis of showdown idler wheel (4072) to license bearing cam The line of center of rotation and the be in angle of vertical direction are h；Wherein, 0 °≤b≤90 °, 15 °≤c≤90 °, 160 °≤d≤ 315 °, 15 °≤e≤75 °, 0 °≤f≤90 °, 30 °≤k≤150 °, 15 °≤m≤165 °, k=e+f, m=b+c, 0 °≤h≤ 150°。

3. a kind of license bearing cam of mahjong machine according to claim 1, which is characterized in that the circle in license bearing cam (407) Week be equipped with sensing element, these sensing elements respectively with the first license bearing position (A), the second license bearing position (B), the 4th license bearing position It sets (D) and the 5th license bearing position (E) is arranged in a one-to-one correspondence, the position biography for detecting these sensing elements is installed on shell (410) Sensor (405).

4. a kind of license bearing cam of mahjong machine according to claim 3, which is characterized in that the sensing element is in left and right Multiple magnet steel of two annular code channel settings.

5. a kind of license bearing cam of mahjong machine according to claim 4, which is characterized in that right with the first license bearing position (A) What is answered is two magnet steel in left and right, and corresponding with second license bearing position (B) is one magnet steel in the right, right with the 4th license bearing position (D) What is answered is also one magnet steel in the right, and corresponding with the 5th license bearing position (E) is one, left side magnet steel.

6. a kind of license bearing cam of mahjong machine according to claim 1, which is characterized in that the license bearing curved groove (4071) Curved portion in the second license bearing position (B) to third license bearing position (C) outwardly protrudes.

7. a kind of ply pushing device of mahjong machine, which is characterized in that including showdown head (401), license bearing platform (402), gear card holders (403), plate reservoir board (404), showdown sliding block (406), license bearing swing arm (408), folded push away motor (409), shell (410) and as weighed Profit requires the license bearing cam (407) described in any one of 1 to 6, showdown head (401) and gear card holders (403) to be located at license bearing platform (402) adjacent both sides are sent the mahjong pieces outlet of board apparatus and gear card holders (403) to be located at the opposite both sides of license bearing platform (402), are pushed away Board head (401) and plate reservoir board (404) are located at the opposite both sides of license bearing platform (402), and the folded motor (409) that pushes away is mounted on shell (410) on and license bearing cam (407) is driven to rotate, one end of license bearing swing arm (408) sets shaft (4081) and around the shaft (4081) it swings up and down, license bearing swing arm (408) is equipped with license bearing idler wheel (4082), and the license bearing idler wheel (4082) is in license bearing curved groove (4071) movement, the other end of license bearing swing arm (408) are flexibly connected with the license bearing platform (402) of oscilaltion in, showdown sliding block (406) it horizontally slips and connect with shell (410), showdown curved groove is provided on showdown sliding block (406), showdown idler wheel (4072) exists Movement, showdown sliding block (406) are fixedly connected with showdown head (401) in showdown curved groove.

8. a kind of mahjong machine, which is characterized in that including ply pushing device as claimed in claim 7.