CN102755739B - Mahjong tile surface identification method - Google Patents
Mahjong tile surface identification method Download PDFInfo
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- CN102755739B CN102755739B CN201210278286.0A CN201210278286A CN102755739B CN 102755739 B CN102755739 B CN 102755739B CN 201210278286 A CN201210278286 A CN 201210278286A CN 102755739 B CN102755739 B CN 102755739B
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- 230000007246 mechanism Effects 0.000 claims abstract description 45
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- 239000000463 material Substances 0.000 claims abstract description 20
- 238000009795 derivation Methods 0.000 claims description 29
- 238000007514 turning Methods 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009826 distribution Methods 0.000 claims description 6
- 238000007373 indentation Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 abstract description 4
- 239000000696 magnetic material Substances 0.000 abstract description 4
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 3
- 150000002910 rare earth metals Chemical class 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
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- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000722948 Apocynum cannabinum Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
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Abstract
The invention relates to a mahjong tile surface identification method. Tiles lie on a tile conveying groove and run in the tile conveying groove. The mahjong tile surface identification method is characterized in that the center of gravity of each of the tiles slants to one side of the front surface or the back surface of each of the tiles; when the tiles run to an output of the tile conveying groove, the center of gravity of each of the tiles is outside a supporting surface on which the tiles lie, and the tiles are turned on one side in a direction under the action of gravity to fall into an identification groove; and the tiles in the identification groove lie in the identification groove in a mode that the front surfaces or back surfaces of the tiles are consistent. The mahjong tile surface identification method has the advantages that magnetic materials and corresponding photoelectric identification elements and circuits are not required, accordingly on one hand, the cost is greatly saved and consumption of rare earth materials is reduced, one the other hand, the possibility of cheating on tiles is decreased. Besides, identifying tiles surfaces according to the center of gravity of the tiles is accurate, the reliability of flipping action is improved, and corresponding tile flipping mechanisms are simple in structure and low in cost.
Description
Technical field
The present invention relates to mahjong machine, particularly relate to a kind of method identifying mahjong tile surface.
Background technology
The mah-jong pieces that existing mahjong machine uses are all magnetic, and the front (having character or white face) of mah-jong pieces and reverse side have different magnetic.When mahjong machine works, these magnetic mahjongs shuffle in bucket by the traffic cycle of bottom of the barrel of shuffling drive and rotate thereupon, mah-jong pieces move to traffic cycle edge under the influence of centrifugal force.Some pieces of permanent magnets are set below traffic cycle, mah-jong pieces may produce upset because being subject to this permanent magnets magneticaction in the process to edge movement, according to the two magnet two like magnetic poles repel each other principles that there is a natural attraction between the sexes, be in the board that the mah-jong pieces final turning board face at traffic cycle edge is consistent, namely downward board face is that magnetic pole corresponding to permanent magnets on traffic cycle is different.The consistent board in these board faces is attracted on the suction board wheel in four directions by magnetic force again, takes turns rotation send in delivery chute by suction board.To change direction, mah-jong pieces board face, as long as change the magnetic polarity corresponding to obverse and reverse of mah-jong pieces, or the permanent magnets magnetic polarity below the traffic cycle changing bottom of the barrel of shuffling.
Its manufacture craft relative complex of the magnetic mah-jong pieces of tool, the production cycle is long, energy consumption is large, and because consuming a large amount of rare earth material containing being magnetic, cost is high, will place magnetic material simultaneously make its designs and varieties single because of inside; Magnetic board has cheating condition on the other hand.For many years, inside and outside industry all by fair means or foul " demagnetization ", but without the ordinary mahjong of magnetic, realize correct and board face identification reliably and then turn-over difficulty is very large, to the frame for movement of mahjong machine and the technical requirement such as precision, stability of electrical equipment control high, the accuracy rate of action must be accomplished absolutely.Through the effort of nearly ten years, any mahjong tile surface recognition technology of relative maturity was by the white of mah-jong pieces just or have the Analysis of Reflective Spectrum of face, character face (board front) and colored NULI character face (board reverse side) to identify and send the corresponding frame for movement of order-driven and realize.But up to the present, the accuracy of this identification reaches and also do not reach requirement, to make without magnetic mahjong machine product at home, batch that outer market does not still have throws in.
Summary of the invention
The object of the invention is to propose a kind of a kind of method identifying mahjong tile surface for can carry out the identification of board face to it without Apocynum cannabinum trump card.
Above-mentioned order of the present invention is achieved by with following technical proposals.
Described method, the center of gravity of mah-jong pieces is partial to front or the reverse side side of this board, described board is taken advantage of with side and is crouched in flop mechanism, when board moves to board delivery outlet, board center of gravity drops on the rollover doing a direction outside taken advantage of sleeping bearing-surface, rollover is for taking described board reverse side or front as the flat sleeping board taking advantage of sleeping face, and make the flat sleeping board that the rollover of same direction is formed, board face is identical.
The further design of described method is, the face of lying on one's side that described board is formed with the length of board and thickness is that traffic direction is taken advantage of and crouched in defeated board groove for taking advantage of sleeping face, with length direction.
The further design of described method is, described board is different along the Density Distribution of board thickness direction, makes the center of gravity of described board be partial to front or the reverse side side of board.
The further design of described method is, described board is made corresponding cuboid by the material of two kinds of different densities and arranged by board thickness direction and is formed by connecting, and the Density Distribution of this board through-thickness is different, makes the center of gravity of board be partial to front or the reverse side side of board.
The further design of described method is, described board makes the inner cavity that contains as the cuboid of board and the filling block suitable with a described cavity part respectively by the material of two kinds of different densities, described cavity is arranged along the thickness direction of board, and described filling block is filled in the cavity bottom corresponding to board front or reverse side one end.
The further design of described method is, described board is made up inner containing the cuboid of cavity as board of a kind of density material, described cavity is arranged on corresponding to board front or reverse side one end, makes the center of gravity of board be partial to front or the reverse side side of board.
The further design of described method is, described cavity is the rectangular enclosure corresponding with the cuboid of described board, and described filling block is the rectangular block corresponding with described cavity, and this block filling is corresponding to the cavity bottom in board front or reverse side one end.
The further design of described method is, described flop mechanism comprises defeated board groove and identification slot, and described identification slot is placed in defeated board groove both sides and puts lower than defeated board slot, described defeated board groove comprises two parallel spigot surfaces, one inclined thrust surface and the conveyer belt be arranged between this two parallel spigot surface, two spigot surfaces are respectively equipped with first by conveyer belt traffic direction, second board turning breach, described inclined thrust surface is arranged on the spigot surface relative with the second board turning breach, described conveyer belt width is less than the center of gravity thickness of described board, the center of gravity in a direction is made to drop on outside conveyer belt plane, one is turned on one's side to board of lying on one's side in the first board turning indentation, there, other direction lie on one's side board by inclined thrust surface pushing and pressing make center of gravity drop on outside conveyer belt plane, in the second board turning indentation, there rollover, described center of gravity thickness is that the thickness of this board is divided into two sections by described board center of gravity, a wherein relatively long segment length, the conveyer belt that described identification slot comprises two parallel spigot surfaces and is placed between this two spigot surface, defeated board groove is communicated with by overturning breach with identification slot.
The further design of described method is, described flop mechanism comprises identification face, identification slot and defeated board groove; Described defeated board groove unit and identification slot comprise conveyer belt respectively and are placed in the spigot surface of conveyer belt both sides; The conveyer belt of described defeated board groove transmits the output that the end forms defeated board groove, described identification face is placed in the center of described output, and not higher than conveyer belt plane, identify that face width degree is less than 2 times heavy center thicknesses, described heavy center thickness is the vertical range of described board center of gravity to board mid-depth face; Described driving-belt is provided with some uniform steps vertical with transmission direction, and the spacing between adjacent step is greater than the length of board; The position cut-off that described spigot surface is corresponding in the face of identification, described identification slot is symmetricly set in both sides, identification face, and described board is turned on one's side on board identification face, and falls in corresponding identification slot by position of centre of gravity.
The further design of described method is, described flop mechanism comprises first to fourth derivation board and first being provided with lead-in chamfered, second identifies conveyer belt and defeated board conveyer belt, with first, described defeated board conveyer belt identifies that conveyer belt is connected in series by board direction of transfer, the output of defeated board conveyer belt is made to identify the input of conveyer belt facing to first, and the output of defeated board conveyer belt identifies the input of conveyer belt higher than first, second identifies that conveyer belt is connected to the first identification conveyer belt side by belt width direction, and first identifies that conveyer belt identifies conveyer belt higher than second, first derivation board is placed in the output of defeated board conveyer belt, second, 4th derivation board is placed in the input of the first identification conveyer belt respectively, output, 3rd derivation board is placed on the second identification conveyer belt and also corresponds to second in the first knowledge, position between 4th derivation board, 3rd derivation board and second identify to be separated by between conveyer belt make board with board front or reverse side take advantage of crouch when second identifies conveyer belt by distance.
Its center of gravity is partial to front or the reverse side of board by the present invention under board is in the state of lying on one's side, and under coordinating corresponding state mah-jong pieces take advantage of the change of sleeping bearing-surface, bearing-surface is made to be in inner side or the outside of board center of gravity, the center of gravity board be in outside bearing-surface will produce side upset, fall into corresponding identification slot, form the flat sleeping board in required hit face, and the center of gravity board be in inside bearing-surface remains on taken advantage of sleeping bearing-surface.This dependence center of gravity biased come identifying plate positive and negative, and coordinate corresponding board and flop mechanism to realize board turning action, reach the object that board face is arranged, following beneficial effect will be produced: the photoelectricity recognition component and the circuit that no longer need magnetic material and correspondence, thus, on the one hand can be greatly cost-saving, reduce the consumption to rare earth material, decrease the possibility of practising fraud on board on the one hand, come identifying plate face according to board center of gravity very accurate simultaneously, board turning Reliability of Microprocessor, and the flop mechanism structure of correspondence is simple, cost is low.
Accompanying drawing explanation
Fig. 1 is the schematic diagram making a kind of structure of mah-jong pieces of the present invention with bi-material.
Fig. 2 is the schematic diagram making the another kind of structure of mah-jong pieces of the present invention with bi-material.
Fig. 3 is the schematic diagram of a kind of structure making mah-jong pieces of the present invention with a kind of material.
Fig. 4 is the structural representation of flop mechanism of the present invention when overlooking, in the conveyer belt that the center of gravity that flop mechanism is registered the license drops on.
Fig. 5 is that flop mechanism shown in Fig. 4 looks the transport process of shown board in a, b position from B direction.
Fig. 6 is the structural representation of flop mechanism of the present invention when overlooking, outside the conveyer belt that the center of gravity that flop mechanism is registered the license drops on.
Fig. 7 is that flop mechanism shown in Fig. 6 looks the transport process of shown board in c position from B direction.
Fig. 8 is the present invention's another kind of flop mechanism plan structure schematic diagram, and flop mechanism front of registering the license is run along guide plate 12.
Fig. 9 is the board switching process schematic diagram that board front shown in the left apparent direction of flop mechanism shown in Fig. 8 is run along guide plate 12.
Figure 10 is the present invention's another kind of flop mechanism plan structure schematic diagram, and flop mechanism front of registering the license is run along guide plate 11.
Figure 11 is the board switching process schematic diagram that board front shown in the left apparent direction of flop mechanism shown in Figure 10 is run along guide plate 11.
Figure 12 is another flop mechanism plan structure schematic diagram of the present invention, and a direction board runs in flop mechanism.
Figure 13 is the M direction view of flop mechanism shown in Figure 12.
Figure 14 is the sectional view of the B-B position of flop mechanism shown in Figure 12.
Figure 15 is another flop mechanism plan structure schematic diagram of the present invention, and other direction board runs in flop mechanism.
Figure 16 is the N direction view of flop mechanism shown in Figure 15.
Figure 17 is the sectional view of the C-C position of flop mechanism shown in Figure 16.
Detailed description of the invention
Mah-jong pieces are taken advantage of and are crouched on the defeated board groove of mahjong machine one flop mechanism or on defeated board conveyer belt, the center of gravity of this board is partial to front or the reverse side side of board, when board moves to the delivery outlet of defeated board groove or defeated board conveyer belt, board center of gravity drops on outside taken advantage of sleeping bearing-surface, board is done the rollover in a direction under gravity and falls into identification slot or identify on conveyer belt, in identification slot or identify that board on conveyer belt is taken advantage of with front or the consistent board face of reverse side and crouch in this identification slot.
More particularly, board is taken advantage of with the face of lying on one's side that the length of board and thickness are formed and is crouched in defeated board groove or on defeated board conveyer belt, and runs in described defeated board groove or on defeated board conveyer belt with the length direction of board, and this attitude board is easier to stable board turning.Can certainly take advantage of to crouch carry out board turning in defeated board groove in the vertical sleeping face that formed of the width of board and thickness, this be for a person skilled in the art hold facile, but owing to taking advantage of the stability of the little this attitude board in sleeping face to differ from.
The mah-jong pieces realizing this said method are boards of centre offset, this board is different along the Density Distribution of board thickness direction, and make the center of gravity of board be partial to front or the reverse side side of board, its concrete structure can be multiple, following for act three examples are explained by the present invention, but are never limited to lifted embodiment.
mah-jong pieces embodiment 1
Please refer to Fig. 1, these mah-jong pieces are formed by connecting by the material of two kinds of different densities.Wherein Fig. 1 a is the state of lying on one's side of this board, and Fig. 1 b and Fig. 1 c is the left and right view of mah-jong pieces shown in Fig. 1 a respectively, respectively illustrates front Z and the reverse side F of this board, and the length of this board is L, width is S, thickness is B.The material of two kinds of above-mentioned different densities such as can adopt the less common plastic material of density and the plastic material larger by density to make its one side to be respectively equal to from board front or reverse side but the different rectangular block 1a of thickness and rectangular block 1b, the thickness of rectangular block 1a, 1b is respectively B1, B2, and both sums are just in time mah-jong pieces thickness B.This board forms with its length L and thickness B the face of lying on one's side and lies on one's side on bearing-surface, such as, in a defeated board groove of lying on one's side in mahjong machine, its face A that lies on one's side is shown in Fig. 1 c, by above-mentioned two rectangular block 1a, 1b through-thickness docking, such as, by mold pressing or injection moulding process, both are consolidated into one, form one piece of mah-jong pieces 1, because this board is along board thickness direction upper density skewness, and the density of the front end of board is large, so the center of gravity G of board is near Z side, board front, be partial to the geometric center C of board.The center of gravity thickness of this board is BG2, and center of gravity thickness is that the thickness B of this board is divided into two sections of BG1, BG2 by this board center of gravity G, and one section of wherein relatively long BG2 length is center of gravity thickness.The heavy center thickness of this board is GC, the vertical range of heavy center thickness to be GC be this board center of gravity G to board mid-depth face C.
mah-jong pieces embodiment 2
Refer to Fig. 2, these mah-jong pieces are also made up of the material of two kinds of different densities.Make as board shaped hollow cuboid with the material such as common plastics that density is relatively little, this chamber cuboid is made up of the box body 1.1b comprising board front Z and the lid 1.1a comprising board reverse side F, the building stones high relative to large material such as density by density or iron are made and rectangular block 1.2, this rectangular block 1.2 is suitable and be placed in the cavity corresponding to Z one end, board box body front with cavity, be connected in the inside bottom surface of bottom, near one end of board front Z.By lid 1.1a by mold pressing or other general technological means sealing-ins at the open at one end of box body 1.1b, form one piece of mah-jong pieces 1.This board center of gravity is partial to front Z, and is partial to the side of the geometric center C of board.According to above-described embodiment 1, there is center of gravity thickness BG2 and heavy center thickness GC in this board equally.
mah-jong pieces embodiment 3
Refer to Fig. 3, a kind of material of these mah-jong pieces is made.Cavity is set in the inner side of the thickness direction along board, such as, cavity is being set in the inner side near described board reverse side F one end, make the density near described board reverse side one end be less than the density of board near board front end.Make the Density Distribution of described board through-thickness different.Its concrete structure also can make above-mentioned box body 1.1b and the structure of lid 1.1a, and the box body bottom thickness H1 just near board front end is more much bigger than the box bottom thickness H2 of close board reverse side one end, makes center of gravity G be partial to board front end.Center of gravity can certainly be partial to board reverse side one end as required, this is thing easily for a person skilled in the art.Same according to above-described embodiment 1, there is center of gravity thickness BG2 and heavy center thickness GC in this board equally.
Above-mentioned mah-jong pieces are placed in following flop mechanism, and the inventive method is achieved by above-mentioned mah-jong pieces and following flop mechanism.Concrete structure in flop mechanism as following embodiment, but is not limited to illustrated embodiment.
flop mechanism embodiment 1
Contrast Fig. 4 ~ Fig. 5, flop mechanism forms primarily of defeated board groove 10 and identification slot 20, and identification slot 20 is placed in defeated board groove 10 both sides and puts lower than defeated board slot.Defeated board groove 10 is for carrying above-mentioned board of lying on one's side, form primarily of two parallel spigot surface 11a, 12a, an inclined thrust surface 13a and the conveyer belt 14 be arranged between two parallel spigot surfaces, parallel spigot surface 11a, 12a depend on corresponding pair of parallel guide plate 11,12, the gap ratio board thickness B of two parallel spigot surfaces is more bigger, ensures that the board on conveyer belt is passed abreast with the attitude of lying on one's side like this.The width D of conveyer belt 14 is less than the center of gravity width B G2 in the face of lying on one's side, and the center of gravity of the board that makes to lie on one's side drops on outside conveyer belt plane.Spigot surface 11a, 12a depend on two parallel guide plates 13, are the medial surface that this two guide plate is relative.Two spigot surface 11a, 12a are respectively equipped with board turning breach, and the front and back position that this two board turnings breach presses conveyer belt traffic direction is arranged, and is respectively front board turning breach 18a and rear board turning breach 18b.Inclined thrust surface 13a is arranged on the spigot surface 12a relative with rear board turning breach 18b.Conveyer belt width D is less than the center of gravity thickness BG2 of described board, and the center of gravity making board reverse side be close to the board of spigot surface 11a like this drops on outside conveyer belt plane, in the rollover of front board turning breach 18a place, falls into corresponding identification slot 20.The board that board reverse side is close to spigot surface 11b pushes against by inclined thrust surface 13a, makes center of gravity drop on outside conveyer belt plane, in rear board turning indentation, there rollover, equally also falls into corresponding identification slot 20, and the board that rollover falls into identification slot 20 forms anti-supine flat sleeping board.Identification slot 20 main one comprises conveyer belt 24, two parallel spigot surfaces and the conveyer belt be placed between this two spigot surface; Defeated board groove is communicated with by overturning breach with identification slot.
Identification slot 20 at least comprises conveyer belt 25, and for making the flat sleeping board on it be passed abreast, the present embodiment adopts pair of parallel spigot surface 21a, 22a, and conveyer belt 25 is placed between this two spigot surface.Spigot surface 21a, 22a are attached on corresponding a pair guide plate 21,22, and the width S of the spacing board of two parallel spigot surfaces is bigger, can keep the flat prone position state of the board on conveyer belt so preferably.Conveyer belt 14,24 in defeated board groove 10 and identification slot 20 is the conveyer belts being respectively closed loop, all transmits the transmission of running roller (not shown) by least two of correspondence.
When mah-jong pieces 1 of the present invention are transferred in above-mentioned flop mechanism, the front as mah-jong pieces is in guide plate 12 side, and reverse side F nestles up guide plate 11, and taking advantage of crouches is lying on one's side on conveyer belt 14, see a position residing for the board in Fig. 4 and corresponding Fig. 5 a.Under conveyer belt 14 transmission and spigot surface 11a, 12 a guide, when overturning the b position at breach 18 place before board 1 moves in parallel and runs to, center of gravity because of the constraint guiding and board that do not have spigot surface 12a drops on outside the face of lying on one's side and produces rollover, fall on the conveyer belt 24 of the identification slot 20 of below, make the board in identification slot unit be all reverse side board upwards, refer to the b position residing for the board in Fig. 4 and corresponding Fig. 5 b.
As mah-jong pieces have the front Z of character to nestle up guide plate 11, board 1 also moves from right to left by indicated direction 15.When running to corresponding and front upset breach 18a place, because of the relatively front Z of mah-jong pieces, center of gravity position is taken advantage of and is crouched on the conveyor belt, and that unsettled (beyond dotted line) outside conveyer belt is the mah-jong pieces reverse side F that weight is partially light, can not turn on one's side, refer to a position residing for board 1 in Fig. 6 and corresponding Fig. 7 a, mah-jong pieces to continue to lie on one's side on conveyer belt 14 and are again subject to spigot surface 11a, 12a guides, be transported to inclined thrust surface 13a place, be subject to the pushing and pressing of this inclined thrust surface 13a, move forward with driving-belt on the one hand, move to the identification slot direction of corresponding side on the one hand, the bearing-surface making the center of gravity of board fall into conveyer belt 14 produces side upset outward, see the c position in Fig. 6 and corresponding Fig. 7 b.
flop mechanism embodiment 2
Contrast Fig. 8 ~ Figure 11, flop mechanism of the present invention forms primarily of identification face 40, identification slot 20 and defeated board groove 10.Defeated board groove 10, for carrying the board of lying on one's side, forms primarily of parallel spigot surface 11a, 12a and the conveyer belt 14 be placed between this parallel spigot surface.Above-mentioned pair of parallel spigot surface 11a, 12a depend on corresponding pair of parallel guide plate 11,12, and the thickness B of the gap ratio board 1 of two parallel spigot surfaces is more bigger, ensure that the board on conveyer belt is passed abreast with the attitude of lying on one's side like this.The width D of conveyer belt 14 is less than the center of gravity width B G2 in the face of lying on one's side, and the center of gravity of the board that makes to lie on one's side drops on outside conveyer belt plane.The conveyer belt 14 of defeated board groove unit transmits the output 10a that the end forms defeated board groove unit, identification face 40 is placed in the center of output 10a, not higher than conveyer belt 14 plane, can to flush with it or a little less than conveyer belt plane, the present embodiment adopts a little less than conveyer belt plane.Identify that face width degree I is less than 2 times heavy center thickness GC.Spigot surface 11,12 is identifying the position cut-off of face 40 correspondence.Driving-belt 14 is provided with some uniform step 14as vertical with transmission direction, and the spacing between adjacent step is greater than the length L of board.Identification slot 20 is symmetricly set in identification face 40 down either side, the present embodiment two described in identification slot totally one driving-belt 24, one guide plate 13 is placed in the center of driving-belt and is positioned at the below in identification face 40, and two sides 23a, 23b of this guide plate form two parallel identification slots 20 with spigot surface 11a, 12a and driving-belt of being positioned at driving-belt both sides.Identification slot width is more bigger than thickness S, ensures that the board on conveyer belt is passed abreast with flat sleeping attitude like this.Conveyer belt 14,24 in defeated board groove unit 10 and identification slot unit 20 is the conveyer belts being respectively closed loop, all transmits the transmission of running roller (not shown) by least two of correspondence.
When mah-jong pieces 1 are transferred near the direction of lying on one's side of guide plate 11 side according to its center of gravity G in above-mentioned flop mechanism, mah-jong pieces are along direction shown in hollow arrow 15, progressively pushed to the output 10a of delivery chute unit by the step 14a on conveyer belt 14, see Fig. 8 and Fig. 9 a, step 14a longitudinally pushes against below the corresponding side of mah-jong pieces, makes the basic edge of mah-jong pieces perpendicular to direction of advance by translation transmission.When moving to output 20a, be pushed on identification face 40, identification face 40 and step 14a form T-shaped two vertical hinged, ensure that board is steadily carried like this.When board is pushed completely to identification face 40, see Fig. 9 b, produce corresponding rollover by the position of center of gravity G deflection, as the center of gravity G relatively right side of board in Fig. 5, board then identification slot 20 to the right overturns, and forms a reverse side flat sleeping board upwards, see Fig. 9 c at identification slot 20.As mah-jong pieces 1 be transferred in above-mentioned flop mechanism near the direction of lying on one's side of guide plate 12 side according to its center of gravity G time, its running is identical with said process, and just the reverses direction of board is different, refers to Fig. 6, Fig. 7, also forms a reverse side flat board that crouches upwards.
flop mechanism embodiment 3
contrast Figure 12, Figure 13, flop mechanism is placed in the side of cylinder 2 of shuffling, primarily of being provided with first to fourth derivation board 13,15,16,17 of lead-in chamfered and first, second identifies that conveyer belt 24,25 and defeated board conveyer belt 14 form.Defeated board conveyer belt 14 and first identifies that conveyer belt 24 is contacted by board direction of transfer and docks, and make the output of defeated board conveyer belt 14 identify the input of conveyer belt 24 facing to first, and the output of defeated board conveyer belt identifies the input of conveyer belt higher than first.Defeated board conveyer belt 14 is tilting simultaneously, and its output is higher than input, and the board being positioned at a bottom of shuffling exports by low input.Second identifies that conveyer belt 25 is connected to the first identification conveyer belt 24 side by conveyer belt width, and first identifies that conveyer belt 24 identifies conveyer belt 25 higher than second.First guide plate 13 is placed in the output of defeated board conveyer belt 14, second derivation board 15, 4th derivation board 17 is placed in input and the output of the first identification conveyer belt 24 respectively, 3rd guide plate 16 is placed in do not go up on the second identification conveyer belt 25 and corresponding to the first knowledge conveyer belt second, position between 4th derivation board, 3rd derivation board 16 and second identifies the distance of being separated by between conveyer belt 25, can make with board front or reverse side flat crouch in (face that length and width according to board are formed) when identifying that conveyer belt transmits through second by, the height and position of other derivation boards is the position a little more than corresponding conveyer belt substantially, namely these derivation boards will act on the lower position of board.
Board 1 of lying on one's side runs at defeated board conveyer belt 14, the lead-in chamfered 13a that reverse side F as board is subject on the first derivation board 13 derives, then by derive to this inclined-plane most significant end time (in Fig. 5 a), its center of gravity of position drops on outside defeated board conveyer belt 14, board is turned on one's side due to centre offset, and putting down crouches identifies on conveyer belt 25 second, upwards, see Figure 14, by second, this board identifies that conveyer belt 25 transmits and passes the 3rd derivation board 16 and is exported by the delivery outlet A of board board reverse side.The lead-in chamfered 13a that front Z as board is subject on the first derivation board 13 derives, see Figure 15, Figure 16, when being arrived this inclined-plane most significant end by derivation, within center of gravity relatively defeated board conveyer belt 14, can not turn on one's side on the second identification conveyer belt 25, to be sent on the first identification conveyer belt 24 by defeated board conveyer belt 14, the derivation being subject to the second derivation board 15 is derived on the second identification conveyer belt 25, now board is still in the state of lying on one's side, derivation conveyer belt 25 being subject to the 3rd derivation board 16 is identified second, make it to identify that conveyer belt moves to first, but because second identifies that conveyer belt 25 identifies conveyer belt lower than first, and center of gravity is partial to direction of motion side, finally making board turn on one's side identifies on conveyer belt first, board reverse side upwards, see Figure 17, under identifying the derivation of the 4th derivation board 17 on conveyer belt 24 first, flat sleeping board is shifted onto on the second driving-belt 25 again to be exported through delivery outlet A.
The present invention realizes identifying board face by the mah-jong pieces of centre offset and the ingenious cooperation of corresponding switching mechanism, and the inconsistent board in trump card face is organized into the consistent board in board face, circuit without the need to magnetic material, photo electric sensitive element and correspondence coordinates, and structure is simple, easy to manufacture.Thus, greatly reduce production cost, board face is identified that accurately reliability is high simultaneously.
Claims (10)
1. one kind identifies the method for mahjong tile surface, it is characterized in that the center of gravity of described mah-jong pieces is partial to front or the reverse side side of this board, described board is taken advantage of with side and is crouched in flop mechanism, when board moves to board delivery outlet, board center of gravity drops on the rollover doing a direction outside taken advantage of sleeping bearing-surface, rollover is for taking described board reverse side or front as the flat sleeping board taking advantage of sleeping face, and make the flat sleeping board that the rollover of same direction is formed, board face is identical.
2. a kind of method identifying mahjong tile surface according to claim 1, is characterized in that face of lying on one's side that described board is formed with the length of board and thickness is that traffic direction is taken advantage of and crouched in defeated board groove for taking advantage of sleeping face, with length direction.
3. a kind of method identifying mahjong tile surface according to claim 2, is characterized in that described board is different along the Density Distribution of board thickness direction, makes the center of gravity of described board be partial to front or the reverse side side of board.
4. a kind of method identifying mahjong tile surface according to claim 3, it is characterized in that described board is made corresponding cuboid by the material of two kinds of different densities and arranged by board thickness direction to be formed by connecting, the Density Distribution of this board through-thickness is different, makes the center of gravity of board be partial to front or the reverse side side of board.
5. a kind of method identifying mahjong tile surface according to claim 3, it is characterized in that described board is made inside respectively by the material of two kinds of different densities and contained the cuboid of cavity and the filling block suitable with a described cavity part, described cavity is arranged along the thickness direction of board, and described filling block is filled in the cavity bottom corresponding to board front or reverse side one end.
6. a kind of method identifying mahjong tile surface according to claim 3, it is characterized in that described board is made up inner containing the cuboid of cavity as board of a kind of density material, described cavity is arranged on corresponding to board front or reverse side one end, makes the center of gravity of described board be partial to front or the reverse side side of board.
7. a kind of method identifying mahjong tile surface according to claim 5, it is characterized in that described cavity is the rectangular enclosure corresponding with the cuboid of described board, described filling block is the rectangular block corresponding with described cavity, and this block filling is corresponding to the cavity bottom in board front or reverse side one end.
8. a kind of method identifying mahjong tile surface according to claim 1, is characterized in that described flop mechanism comprises defeated board groove and identification slot, and described identification slot is placed in defeated board groove both sides and lower than defeated board groove, described defeated board groove comprises two parallel spigot surfaces, one inclined thrust surface and the conveyer belt be arranged between described two parallel spigot surfaces, two spigot surfaces are respectively equipped with a board turning breach, the front and back position that this two board turnings breach presses conveyer belt traffic direction is arranged, be respectively front board turning breach and rear upset breach, described inclined thrust surface is arranged on the spigot surface relative with rear board turning breach, defeated board groove conveyer belt width is less than the center of gravity thickness of mah-jong pieces, before center of gravity is partial to respectively, the board of lying on one's side of rear board turning breach before corresponding, rear board turning indentation, there rollover, form board face consistent and be the board taking advantage of sleeping face with the reverse side of board or front, described center of gravity thickness is that the thickness of this board is divided in two segment length the length relatively growing one section by described board center of gravity, defeated board groove is communicated with by overturning breach with identification slot.
9. a kind of method identifying mahjong tile surface according to claim 1, is characterized in that described flop mechanism comprises identification face, identification slot and defeated board groove; Described defeated board groove and identification slot comprise conveyer belt respectively and are placed in the spigot surface of conveyer belt both sides; The conveyer belt of described defeated board groove transmits the output that the end forms defeated board groove, described identification face is placed in the center of described output, and not higher than conveyer belt plane, identify that face width degree is less than 2 times heavy center thicknesses, described heavy center thickness is the vertical range of described board center of gravity to board mid-depth face; Described driving-belt is provided with some uniform steps vertical with transmission direction, and the spacing between adjacent step is greater than the length of board; The position cut-off that described spigot surface is corresponding in the face of identification, described identification slot is symmetricly set in both sides, identification face, and described board is turned on one's side on board identification face, and falls in corresponding identification slot by position of centre of gravity.
10. a kind of method identifying mahjong tile surface according to claim 1, it is characterized in that described flop mechanism comprises first to fourth derivation board and first being provided with lead-in chamfered, second identifies conveyer belt and defeated board conveyer belt, with first, described defeated board conveyer belt identifies that conveyer belt is connected in series by board direction of transfer, the output of defeated board conveyer belt is made to identify the input of conveyer belt facing to first, and the output of defeated board conveyer belt identifies the input of conveyer belt higher than first, second identifies that conveyer belt is connected to the first identification conveyer belt side by belt width direction, and first identifies that conveyer belt identifies conveyer belt higher than second, first derivation board is placed in the output of defeated board conveyer belt, second, 4th derivation board is placed in the input of the first identification conveyer belt respectively, output, 3rd derivation board is placed on the second identification conveyer belt and also corresponds to second in the first knowledge, position between 4th derivation board, 3rd derivation board and second identify to be separated by between conveyer belt make board with board front or reverse side take advantage of crouch when second identifies conveyer belt by distance.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210278286.0A CN102755739B (en) | 2012-08-07 | 2012-08-07 | Mahjong tile surface identification method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210278286.0A CN102755739B (en) | 2012-08-07 | 2012-08-07 | Mahjong tile surface identification method |
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| Publication Number | Publication Date |
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| CN102755739A CN102755739A (en) | 2012-10-31 |
| CN102755739B true CN102755739B (en) | 2014-12-17 |
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| CN201210278286.0A Expired - Fee Related CN102755739B (en) | 2012-08-07 | 2012-08-07 | Mahjong tile surface identification method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107380969A (en) * | 2017-09-11 | 2017-11-24 | 宁国隆世金属制品有限公司 | A kind of automatic identification automobile counterbalance positive and negative device |
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| GB2132905A (en) * | 1983-01-05 | 1984-07-18 | Qualidux Ind Co Ltd | Playing piece |
| CN2420048Y (en) * | 1999-06-24 | 2001-02-21 | 魏胜宏 | Sturcture of mahjong pieces |
| CN2464393Y (en) * | 2001-02-15 | 2001-12-12 | 羊雨云 | Mahjong piece |
| CN1778444A (en) * | 2004-11-23 | 2006-05-31 | 于作涛 | Automatic arrangement and its structure for normal mahjong pieces |
| CN102309850A (en) * | 2011-09-23 | 2012-01-11 | 松冈机电（中国）有限公司 | Automatic mahjong tile turning device and mahjong tile |
| CN102357305A (en) * | 2011-09-23 | 2012-02-22 | 松冈机电（中国）有限公司 | Mahjong piece turning mechanism |
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2012
- 2012-08-07 CN CN201210278286.0A patent/CN102755739B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2132905A (en) * | 1983-01-05 | 1984-07-18 | Qualidux Ind Co Ltd | Playing piece |
| CN2420048Y (en) * | 1999-06-24 | 2001-02-21 | 魏胜宏 | Sturcture of mahjong pieces |
| CN2464393Y (en) * | 2001-02-15 | 2001-12-12 | 羊雨云 | Mahjong piece |
| CN1778444A (en) * | 2004-11-23 | 2006-05-31 | 于作涛 | Automatic arrangement and its structure for normal mahjong pieces |
| CN102309850A (en) * | 2011-09-23 | 2012-01-11 | 松冈机电（中国）有限公司 | Automatic mahjong tile turning device and mahjong tile |
| CN102357305A (en) * | 2011-09-23 | 2012-02-22 | 松冈机电（中国）有限公司 | Mahjong piece turning mechanism |
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| CN102755739A (en) | 2012-10-31 |
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