CN102755740A - Mahjong tiles - Google Patents
Mahjong tiles Download PDFInfo
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- CN102755740A CN102755740A CN2012102783863A CN201210278386A CN102755740A CN 102755740 A CN102755740 A CN 102755740A CN 2012102783863 A CN2012102783863 A CN 2012102783863A CN 201210278386 A CN201210278386 A CN 201210278386A CN 102755740 A CN102755740 A CN 102755740A
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Abstract
The invention relates to mahjong tiles. The tiles are different in density distribution in the thickness direction of the tiles, and the gravity center of the tiles inclines to the front side or the reverse side of the tiles. The mahjong tiles have the advantages that magnetic materials and corresponding photoelectric devices are not needed during mahjong tile surface recognition, and therefore cost can be greatly saved, consumption of rare earth materials is reduced, possibility of cheating on the tiles is reduced, simultaneously tile surface recognition by aid of gravity center of the tiles is very accurate, tile turnover operation is reliable, and a corresponding tile turnover mechanism is simple in structure and low in cost.
Description
Technical field
The present invention relates to a kind of mah-jong pieces in the mahjong machine.
Background technology
The mah-jong pieces that existing mahjong machine uses all are magnetic, and the front of mah-jong pieces (character or white face are arranged) and reverse side have different magnetic.When the mahjong machine was worked, these magnetic mahjongs were driven and rotation thereupon by the traffic cycle of the bucket bottom of being shuffled in the bucket of shuffling, and mah-jong pieces move to the traffic cycle edge under action of centrifugal force.Some permanent magnets are set below the traffic cycle; Mah-jong pieces possibly produce upset because of receiving this permanent magnets magneticaction in the process that moves to the edge; According to the two magnet same sexes principle that there is a natural attraction between the sexes of repelling each other; Be in the consistent board of the final turning board face of the mah-jong pieces at traffic cycle edge, promptly downward board face be with traffic cycle on the corresponding magnetic pole of permanent magnets different.The consistent board of these board faces again through magnetic force by inhale the four directions to suction board wheel on, send in the delivery chute by inhaling the rotation of board wheel.If will change mah-jong pieces board face direction, need only the pairing magnetic polarity of obverse and reverse that changes mah-jong pieces, or change the permanent magnets magnetic polarity below barrel traffic cycle of bottom of shuffling.
Have its manufacture craft relative complex of mah-jong pieces of magnetic, the production cycle is long, energy consumption is big, and will consume a large amount of rare earth materials because of containing to be magnetic, and cost is high, will place magnetic material because of inside simultaneously and make its designs and varieties single; The magnetic board has the fraud of doing condition on the other hand.For many years; Inside and outside the industry all by fair means or foul " demagnetization "; But the common mah-jong pieces that do not had magnetic; Realize correct and difficulty board face identification reliably and then turn-over is very big, high to specification requirements such as the precision of the frame for movement of mahjong machine and electrical equipment control, stability, the accuracy rate of action must be accomplished a hundred per cent.Through the effort in nearly ten years, becoming well done mah-jong pieces face recognition technology relatively was through to the white of mah-jong pieces just or have the character face face (board is positive) and the reflectance spectrum analysis of colored NULI character face (board reverse side) to discern and send the corresponding frame for movement of instruction driving to realize.But up to the present, the accuracy of this identification reaches and does not also reach requirement, make no Apocynum cannabinum with the machine product at home, the batch input that still do not have of outer market.
Summary of the invention
The objective of the invention is to propose a kind of with need not magnetic and optoelectronic device and just can discern the suitable mah-jong pieces of switching mechanism of mah-jong pieces board face automatically, by being achieved with following technical proposals.
Said mah-jong pieces, different along the Density Distribution of board thickness direction, the front or reverse side one side that make the center of gravity of said board be partial to board.
The further design of said mah-jong pieces is, said board is processed corresponding cuboid the material of two kinds of different densities and arranged by the board thickness direction and is formed by connecting, and this board is different along the Density Distribution of thickness direction, the front or reverse side one side that make the center of gravity of board be partial to board.
The further design of said mah-jong pieces is; Said board is processed cuboid and the filling block that contains cavity in inside respectively by the material of two kinds of different densities; Said cavity is along the thickness direction setting of board; A said filling block and a said cavity part are suitable, and are filled in the cavity bottom corresponding to board front or reverse side one end.
The further design of said mah-jong pieces is that said cavity is and the corresponding rectangular enclosure of said cuboid.
The further design of said mah-jong pieces is that said board is processed the cuboid that cavity is contained in inside by a kind of density material, and said cavity is arranged on corresponding to board front or reverse side one end, the front or reverse side one side that make the center of gravity of board be partial to board.
The further design of said mah-jong pieces is that said board is lain on one's side in a flop mechanism, the center of gravity of said board drop on take advantage of and produce direction rollover outside the bearing-surface for sleeping in, rollover is that the front or the reverse side of a board is the flat board that crouches of taking advantage of the face of crouching.
The further design of said mah-jong pieces is that said flop mechanism comprises defeated board groove and identification slot, and said identification slot places defeated board groove both sides and is lower than defeated board groove position; Said defeated board groove comprises two parallel spigot surface, inclined thrust surfaces and is arranged on the conveyer belt between this two parallel spigot surface; Two spigot surfaces are by being respectively equipped with first, second board turning breach on the conveyer belt traffic direction; Said inclined thrust surface is arranged on the spigot surface relative with the second board turning breach; Said conveyer belt width drops on outside the conveyer belt plane center of gravity of a direction less than the center of gravity thickness of said board, and the said direction board of lying on one's side is turned on one's side in the first board turning indentation, there; The other direction board of lying on one's side receives inclined thrust surface pushing and pressing that center of gravity is dropped on outside the conveyer belt plane; In second board turning indentation, there rollover, to be said board center of gravity be divided into two sections, a wherein relatively long segment length with the thickness of this board to said center of gravity thickness; Said identification slot comprises two parallel spigot surfaces and places the conveyer belt between this two spigot surface; Defeated board groove is communicated with by the upset breach with identification slot.
The further design of said mah-jong pieces is that said flop mechanism comprises identification face, identification slot and defeated board groove; Said defeated board groove unit and identification slot comprise conveyer belt and the spigot surface that places the conveyer belt both sides respectively; The conveyer belt of said defeated board groove transmits the output that the end forms defeated board groove; Said identification face places the center of said output; And be not higher than the conveyer belt plane, identification face width degree is less than 2 times heavy center thicknesses, and said heavy center thickness is the vertical range of said board center of gravity to board mid-depth face; Said driving-belt is provided with some steps vertical with transmission direction that be uniformly distributed with, and the spacing between adjacent step is greater than the length of board; Said spigot surface ends in the corresponding position of identification face, and said identification slot is symmetricly set in identification face both sides, and said board is turned on one's side on board identification face, and falls in the corresponding identification slot by position of centre of gravity.
The further design of said mah-jong pieces is; Said flop mechanism comprises first to fourth guide plate and first, second identification conveyer belt and defeated board conveyer belt that is provided with lead-in chamfered; Said defeated board conveyer belt is connected in series by the board direction of transfer with the first identification conveyer belt; Make the input of the output of defeated board conveyer belt facing to the first identification conveyer belt; And the output of defeated board conveyer belt is higher than the input of the first identification conveyer belt, and the second identification conveyer belt places the first identification conveyer belt, one side, and the first identification conveyer belt is higher than the second identification conveyer belt; First guide plate places the output of defeated board conveyer belt; The second, the 4th guide plate places input, the output of the first identification conveyer belt respectively, and the 3rd guide plate places the position between the second, the 4th guide plate on knowing on the second identification conveyer belt and corresponding to first, and being separated by between the 3rd guide plate and the second identification conveyer belt makes board take advantage of the distance that crouches and when second discerns conveyer belt, can pass through with board front or reverse side.
The present invention is under the state of lying on one's side front or the reverse side of its center of gravity being partial to board at board; And mah-jong pieces take advantage of bearing-surface for sleeping in to change under the cooperation corresponding state; Make bearing-surface be in the inboard or the outside of board center of gravity, the board that center of gravity is in the bearing-surface outside will produce the rollover commentaries on classics, fall into corresponding identification slot; Form the flat board that crouches of required board face, and center of gravity be in the inboard board of bearing-surface remain on take advantage of on the bearing-surface for sleeping in.The biasing of this dependence center of gravity comes the identifying plate positive and negative, and cooperates corresponding board and flop mechanism to realize the board turning action, reaches the purpose to the arrangement of board face; To produce following beneficial effect: no longer need magnetic material, thus, can practice thrift cost greatly on the one hand; Minimizing has reduced the possibility of on board, practising fraud on the one hand to the consumption of rare earth material, comes the identifying plate face very accurately according to the board center of gravity simultaneously; Board turning reliable in action property, and corresponding flop mechanism is simple in structure, and cost is low.
Description of drawings
Fig. 1 is a sketch map of processing a kind of structure of mah-jong pieces of the present invention with two kinds of materials.
Fig. 2 is a sketch map of processing the another kind of structure of mah-jong pieces of the present invention with two kinds of materials.
Fig. 3 is a sketch map of processing a kind of structure of 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 the transport process of board shown in flop mechanism shown in Figure 4 is looked from the B direction in a, b position.
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 the transport process of board shown in flop mechanism shown in Figure 6 is looked from the B direction in the c position.
Fig. 8 is the another kind of flop mechanism plan structure of a present invention sketch map, and flop mechanism is registered the license positive along guide plate 12 operations.
Fig. 9 is that board front shown in the apparent direction of a flop mechanism shown in Figure 8 left side is along the board switching process sketch map of guide plate 12 operations.
Figure 10 is the another kind of flop mechanism plan structure of a present invention sketch map, and flop mechanism is registered the license positive along guide plate 11 operations.
Figure 11 is that board front shown in the apparent direction of a flop mechanism shown in Figure 10 left side is along the board switching process sketch map of guide plate 11 operations.
Figure 12 is another flop mechanism plan structure sketch map of the present invention, and a direction board moves in flop mechanism.
Figure 13 is that the M of flop mechanism shown in Figure 12 is to view.
Figure 14 is the cutaway view of the B-B position of flop mechanism shown in Figure 12.
Figure 15 is another flop mechanism plan structure sketch map of the present invention, and the other direction board moves in flop mechanism.
Figure 16 is that the N of flop mechanism shown in Figure 15 is to view.
Figure 17 is the cutaway view of the C-C position of flop mechanism shown in Figure 16.
The specific embodiment
Mah-jong pieces are taken advantage of and are crouched on the defeated board groove of mahjong machine one flop mechanism or on the defeated board conveyer belt; The center of gravity of this board is partial to the front or reverse side one side of board; When board moves to the delivery outlet of defeated board groove or defeated board conveyer belt; The board center of gravity drop on take advantage of outside the bearing-surface for sleeping in, board falls on identification slot or the identification conveyer belt in the rollover of making a direction under the gravity effect, in the identification slot or the board on the identification conveyer belt take advantage of with front or the consistent board face of reverse side and crouch in this identification slot.
More particularly, the face of lying on one's side that board forms with the length of board and thickness is taken advantage of and is crouched in defeated board groove or on the defeated board conveyer belt, and runs in the said defeated board groove or on the defeated board conveyer belt, this attitude board is easier to stable board turning with the length direction of board.The upright face that crouches that width that can certainly board and thickness form is taken advantage of to crouch and in defeated board groove, is carried out board turning, and this accomplishes easily for a person skilled in the art, but owing to takes advantage of the stability of the little this attitude board of face for sleeping in to differ from.
The mah-jong pieces of realizing this said method are boards of centre offset; This board is different along the Density Distribution of board thickness direction, the front or reverse side one side that make the center of gravity of board be partial to board, and its concrete structure can be multiple; The present invention will lift following three examples and explain, but never be limited to the embodiment that is lifted.
Mah-jong pieces embodiment 1
Please with reference to Fig. 1, these mah-jong pieces are formed by connecting the material of two kinds of different densities.Wherein Fig. 1 a and 1d are the state of lying on one's side of this board, and Fig. 1 b and Fig. 1 c are respectively the left and right views of mah-jong pieces shown in Fig. 1 a, have shown the positive Z and the reverse side F of this board respectively, and the length of this board is that L, width are that S, thickness are B.The material of two kinds of above-mentioned different densities for example can adopt the less plastic material of density and process its one side respectively with the bigger plastic material of density (or add the bigger material of density at plastic material) and be equal to but different rectangular block 1a and the rectangular block 1b of thickness with board front or reverse side; The thickness of rectangular block 1a, 1b is respectively B1, B2, and both sums just in time are the mah-jong pieces thickness B.This board forms the face of lying on one's side with its length L and thickness B and lies on one's side on bearing-surface, and in the defeated board groove in the mahjong machine of for example lying on one's side, its face A that lies on one's side sees Fig. 1 c; Above-mentioned two rectangular block 1a, 1b are docked along thickness direction, for example both are consolidated into one, form mah-jong pieces 1 through mold pressing or injection moulding process; Because this board is along board thickness direction upper density skewness; And the density of front one end of board is big, so the center of gravity G of board is partial to the geometric center C of board near positive Z one side of board.The center of gravity thickness of this board is BG2, and to be this board center of gravity G be divided into two sections BG1, BG2 with the thickness B of this board to center of gravity thickness, and one section wherein relatively long BG2 length is center of gravity thickness.The heavy center thickness of this board is GC, and heavy center thickness is that GC is the vertical range of this board center of gravity G to board mid-depth face C.Need also can be about to center of gravity and be partial to board reverse side F one side conversely certainly if having, this is easy to accomplish for a person skilled in the art.
Mah-jong pieces embodiment 2
See also Fig. 2, these mah-jong pieces are also processed by the material of two kinds of different densities.With the relatively little material of density for example common plastics process as board shape cavity cuboid; This chamber cuboid is made up of box body 1.1b that comprises the positive Z of board and the lid 1.1a that comprises board reverse side F; Material building stones that for example density is high or iron with density is big are relatively processed and rectangular block 1.2; This rectangular block 1.2 is suitable and place in the cavity corresponding to positive Z one end of board box body with cavity, is connected on the inside bottom surface of bottom, near the end of the positive Z of board.With lid 1.1a through mold pressing or other general technological means sealing-ins at opening one end of box body 1.1b, form mah-jong pieces 1.This board center of gravity is partial to positive Z, and is partial to the side of the geometric center C of board.According to the foregoing description 1, this board exists center of gravity thickness B G2 and heavy center thickness GC equally.
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Mah-jong pieces embodiment 3
See also Fig. 3, these mah-jong pieces are processed with a kind of material.Inboard along the thickness direction of board is provided with cavity, for example in the inboard near said board reverse side F one end cavity is being set, and makes density near said board reverse side one end less than the density of board near the positive end of board.Make said board different along the Density Distribution of thickness direction.Its concrete structure also can be made the structure of above-mentioned box body 1.1b and lid 1.1a, and is just much bigger than the box bottom thickness H2 near board reverse side one end near the box body bottom thickness H1 of the positive end of board, makes center of gravity G be partial to the positive end of board.Can certainly as required center of gravity be partial to board reverse side one end, this is thing easily for a person skilled in the art.According to the foregoing description 1, this board exists center of gravity thickness B G2 and heavy center thickness GC equally equally.
Above-mentioned mah-jong pieces place following flop mechanism, and mah-jong pieces of the present invention are achieved through following flop mechanism and make it become the consistent board of board face to the identification of board face and to the arrangement of board face.Be not limited to the embodiment that lifts in the flop mechanism.
Map 4～Fig. 5, flop mechanism mainly are made up of with identification slot 20 defeated board groove 10, and identification slot 20 places defeated board groove 10 both sides and is lower than defeated board groove position.Defeated board groove 10 is used to carry the above-mentioned board of lying on one's side; Mainly form by two parallel spigot surface 11a, 12a, inclined thrust surface 13a and the conveyer belt 14 that is arranged between the two parallel spigot surfaces; Parallel spigot surface 11a, 12a depend on the guide plate 11,12 of corresponding pair of parallel; The gap ratio board thickness B of two parallel spigot surfaces is more bigger, guarantees that like this board on the conveyer belt is passed with the attitude of lying on one's side abreast.The width D of conveyer belt 14 drops on outside the conveyer belt plane center of gravity of the board of lying on one's side less than the center of gravity width B G2 of the face of lying on one's side.Spigot surface 13a depends on the two parallel guide plates 13, is this two guide plates opposed inside face.Two spigot surface 11a, the last board turning breach that is respectively equipped with of 12a, this two board turnings breach is pressed the front and back position setting of conveyer belt traffic direction, board turning breach 18a and back board turning breach 18b before being respectively.Inclined thrust surface 13a is arranged on the spigot surface 12a relative with back board turning breach 18b.Conveyer belt width D is less than the center of gravity thickness B G2 of said board, and the center of gravity that makes the board reverse side be close to the board of spigot surface 11a like this drops on outside the conveyer belt plane, and the rollover at preceding board turning breach 18a place falls into corresponding identification slot 20.The board that the board reverse side is close to spigot surface 11b is pushed against by inclined thrust surface 13a, and center of gravity is dropped on outside the conveyer belt plane, and the rollover of board turning indentation, there equally also falls into corresponding identification slot 20 in the back, and the board that rollover falls into identification slot 20 forms the reverse side flat board that crouches up.Identification slot 20 main one comprises the parallel spigot surface of conveyer belt 24, two and places the conveyer belt between this two spigot surface; Defeated board groove is communicated with by the upset breach with identification slot.
When mah-jong pieces 1 of the present invention are transferred in above-mentioned flop mechanism, be in guide plate 12 1 sides like the front of mah-jong pieces, reverse side F nestles up guide plate 11, takes advantage of and crouches on the conveyer belt 14 of lying on one's side, referring to the residing a of the board among Fig. 4 position and corresponding Fig. 5 a.Under conveyer belt 14 transmissions and spigot surface 11a, 12 a guiding; Board 1 is parallel move run to before during the b position at upset breach 18 places; Because of dropping on, the center of gravity of constraint guiding board that spigot surface 12a is not arranged produces rollover outside the face of lying on one's side; On the conveyer belt 24 of the identification slot 20 below falling, making the board in the identification slot unit all is the board that reverse side makes progress, and sees also the residing b of board position and corresponding Fig. 5 b among Fig. 4.
Have the positive Z of character to nestle up guide plate 11 like mah-jong pieces, board 1 also moves by indicated direction 15 from right to left.When running to corresponding and preceding upset breach 18a place, because of the positive Z of being partial to of mah-jong pieces, the center of gravity position is taken advantage of and is crouched on conveyer belt; And unsettled (beyond the dotted line) outside conveyer belt be the light partially mah-jong pieces reverse side F of weight; Can not turn on one's side, see also board 1 residing a position and corresponding Fig. 7 a among Fig. 6, mah-jong pieces continue to lie on one's side on conveyer belt 14 and receive spigot surface 11a, 12a guiding once more; Be transported to inclined thrust surface 13a place; Receive 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 a corresponding side on the one hand; The bearing-surface that makes the center of gravity of board fall into conveyer belt 14 produces rollover outward to be changeed, and sees c position and corresponding Fig. 7 b among Fig. 6.
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Map 8～Figure 11, flop mechanism of the present invention mainly are made up of identification face 40, identification slot 20 and defeated board groove 10.Defeated board groove 10 is used to carry the board of lying on one's side, and is main by parallel spigot surface 11a, 12a with place the conveyer belt 14 between this parallel spigot surface to form.Above-mentioned pair of parallel spigot surface 11a, 12a depend on the guide plate 11,12 of corresponding pair of parallel, and the thickness B of the gap ratio board 1 of two parallel spigot surfaces is more bigger, guarantee that like this board on the conveyer belt is passed with the attitude of lying on one's side abreast.The width D of conveyer belt 14 drops on outside the conveyer belt plane center of gravity of the board of lying on one's side less than the center of gravity width B G2 of the face of lying on one's side.The conveyer belt 14 of defeated board groove unit transmits the output 10a that the end forms defeated board groove unit; Identification face 40 places the center of output 10a; Be not higher than conveyer belt 14 planes, can flush with it or a little less than the conveyer belt plane, present embodiment adopts a little less than the conveyer belt plane.Identification face width degree I is less than 2 times heavy center thickness GC.Spigot surface 11,12 ends in identification face 40 corresponding positions.Driving-belt 14 is provided with some step 14as vertical with transmission direction that be uniformly distributed with, 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; Two said identification slots of present embodiment are totally one driving-belt 24; One guide plate 13 places the center of driving-belt and the below of the identification face of being positioned at 40, and two sides 23a, the 23b of this guide plate and the spigot surface 11a, 12a and the driving-belt that are positioned at the driving-belt both sides constitute two parallel identification slots 20.The identification slot width is more bigger than thickness S, guarantees that like this board on the conveyer belt is passed with the flat attitude that crouches abreast.Fail the conveyer belt the 14, the 24th in board groove unit 10 and the identification slot unit 20, be respectively the conveyer belt of closed loop, all at least two by correspondence transmit the transmission of running roller (not shown)s.
When mah-jong pieces 1 are transferred in above-mentioned flop mechanism near the direction of lying on one's side of guide plate 11 1 sides according to its center of gravity G; Mah-jong pieces are along direction shown in the hollow arrow 15; Progressively push the output 10a of delivery chute unit to by the step 14a on the conveyer belt 14; Referring to Fig. 8 and Fig. 9 a, step 14a vertically push against the corresponding side of mah-jong pieces below, make mah-jong pieces basic along being transmitted by translation perpendicular to direction of advance.When moving to output 20a, be pushed on the identification face 40, identification face 40 and step 14a constitute two vertical hinged of T font, guarantee that like this board is by steadily conveying.Board is pushed into 40 last times of identification face fully, referring to Fig. 9 b, produces corresponding rollover by the position of center of gravity G deflection, is partial to the right side like the center of gravity G of board among Fig. 5, and then to the right identification slot 20 upsets of board form the flat board that crouches that a reverse side makes progress at identification slot 20, referring to Fig. 9 c.When being transferred in above-mentioned flop mechanism near the direction of lying on one's side of guide plate 12 1 sides according to its center of gravity G like mah-jong pieces 1, its running is identical with said process, and just the reverses direction of board is different, sees also Fig. 6, Fig. 7, also forms the board flat for sleeping in that a reverse side makes progress.
Flop mechanism embodiment 3
Contrast Figure 12, Figure 13, flop mechanism place a side of the tube 2 of shuffling, and mainly reach defeated board conveyer belt 14 by first to fourth derivation board 13,15,16,17 that is provided with lead-in chamfered and first, second identification conveyer belt 24,25 and form.Defeated board conveyer belt 14 docks by board direction of transfer polyphone with the first identification conveyer belt 24, make the input of the output of defeated board conveyer belt 14 facing to the first identification conveyer belt 24, and the output of defeated board conveyer belt is higher than the input of the first identification conveyer belt.Defeated simultaneously board conveyer belt 14 is tilting, and its output is higher than input, and low input will be positioned at the board output of a bottom of shuffling.The second identification conveyer belt 25 is connected to the first identification conveyer belt, 24 1 sides by conveyer belt width direction, and the first identification conveyer belt 24 is higher than the second identification conveyer belt 25.First guide plate 13 places the output of defeated board conveyer belt 14; Second derivation board 15, the 4th derivation board 17 place the input and the output of the first identification conveyer belt 24 respectively; The 3rd guide plate 16 places on the second identification conveyer belt 25 and corresponding to first position of knowing between the second, the 4th derivation board that conveyer belt do not go up; The distance of being separated by between the 3rd derivation board 16 and the second identification conveyer belt 25; Can make with board front or flat the crouching of reverse side and when the second identification conveyer belt transmits, can pass through in (according to the length and the formed face of width of board); The height and position of other derivation boards is the position a little more than corresponding conveyer belt basically, and promptly these derivation boards will act on the lower position of board.
Lie on one's side board 1 in defeated board conveyer belt 14 operations; The lead-in chamfered 13a that receives on first derivation board 13 like the reverse side F of board derives, then when deriving this inclined-plane most significant end (among Fig. 5 a), its center of gravity of position drops on outside the defeated board conveyer belt 14; Putting down crouches discerns on the conveyer belt 25 second board owing to centre offset is turned on one's side; The board reverse side makes progress, and referring to Figure 14, this board transmits and pass the delivery outlet A output of the 3rd derivation board 16 by board by the second identification conveyer belt 25.The lead-in chamfered 13a that receives on first derivation board 13 like the positive Z of board derives, referring to Figure 15, Figure 16, when being derived this inclined-plane most significant end; Within the relatively defeated board conveyer belt 14 of center of gravity, on the second identification conveyer belt 25 of can not turning on one's side, will be sent on the first identification conveyer belt 24 by defeated board conveyer belt 14; The derivation that receives second derivation board 15 is derived to the second identification conveyer belt 25, and this moment, board still was in the state of lying on one's side, and on the second identification conveyer belt 25, receives the derivation of the 3rd derivation board 16; Make it to move to the first identification conveyer belt; But because the second identification conveyer belt 25 is lower than the first identification conveyer belt, and center of gravity is partial to the direction of motion one side, makes the board rollover at last on the first identification conveyer belt; The board reverse side upwards; Referring to Figure 17, under the derivation of the 4th derivation board 17 on the first identification conveyer belt 24, the flat board that crouches is shifted onto on second driving-belt 25 once more to be exported through delivery outlet A.
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The present invention will discern the board face through the biasing of board center of gravity and the cooperation of corresponding switching mechanism, and the inconsistent board of trump card face is organized into the consistent board of board face, need not the positive and negative that photo electric sensitive element and corresponding electrical circuits are come identifying plate.Thus, saved magnetic material and corresponding photo electric sensitive element, circuit greatly, the production cost of mahjong machine is reduced greatly.
Claims (9)
1. mah-jong pieces is characterized in that said board is different along the Density Distribution of board thickness direction, the front or reverse side one side that make the center of gravity of said board be partial to board.
2. a kind of mah-jong pieces according to claim 1; It is characterized in that said board is processed corresponding cuboid the material of two kinds of different densities and arrange being formed by connecting by the board thickness direction; This board is different along the Density Distribution of thickness direction, the front or reverse side one side that make the center of gravity of board be partial to board.
3. a kind of mah-jong pieces according to claim 1; It is characterized in that said board processed cuboid and the filling block that contains cavity in inside respectively by the material of two kinds of different densities; Said cavity is along the thickness direction setting of board; A said filling block and a said cavity part are suitable, and are filled in the cavity bottom corresponding to board front or reverse side one end.
4. a kind of mah-jong pieces according to claim 3 is characterized in that said cavity is and the corresponding rectangular enclosure of said cuboid.
5. a kind of mah-jong pieces according to claim 1 is characterized in that said board processes the cuboid that cavity is contained in inside by a kind of density material, and said cavity is arranged on corresponding to board front or reverse side one end, the front or reverse side one side that make the center of gravity of board be partial to board.
6. according to the described described a kind of mah-jong pieces arbitrarily of claim 1-5; It is characterized in that said board lies on one's side in a flop mechanism; The center of gravity of said board drop on take advantage of and produce direction rollover outside the bearing-surface for sleeping in, turn on one's side for front or reverse side according to board be the flat board that crouches of taking advantage of the face of crouching.
7. a kind of mah-jong pieces according to claim 6 is characterized in that said flop mechanism comprises defeated board groove and identification slot, and said identification slot places defeated board groove both sides and is lower than defeated board groove; Said defeated board groove comprises two parallel spigot surface, inclined thrust surfaces and is arranged on the conveyer belt between the said two parallel spigot surfaces; Be respectively equipped with a board turning breach on two spigot surfaces; This two board turnings breach is pressed the front and back position setting of conveyer belt traffic direction; Board turning breach and back upset breach before being respectively, said inclined thrust surface is arranged on the spigot surface relative with back board turning breach, and defeated board groove conveyer belt width is less than the center of gravity thickness of mah-jong pieces; Make center of gravity be partial to respectively forward and backward board turning breach the board of lying on one's side in pairing forward and backward board turning indentation, there rollover, it is consistent and with the reverse side of board or positive for taking advantage of the board of the face of crouching to form the board face; To be said board center of gravity be divided in two segment length relatively long one section length with the thickness of this board to said center of gravity thickness; Defeated board groove is communicated with by the upset breach with identification slot.
8. a kind of mah-jong pieces according to claim 6 is characterized in that said flop mechanism comprises identification face, identification slot and defeated board groove; Said defeated board groove and identification slot comprise conveyer belt and the spigot surface that places the conveyer belt both sides respectively; The conveyer belt of said defeated board groove transmits the output that the end forms defeated board groove; Said identification face places the center of said output; And be not higher than the conveyer belt plane, identification face width degree is less than 2 times heavy center thicknesses, and said heavy center thickness is the vertical range of said board center of gravity to board mid-depth face; Said driving-belt is provided with some steps vertical with transmission direction that be uniformly distributed with, and the spacing between adjacent step is greater than the length of board; Said spigot surface ends in the corresponding position of identification face, and said identification slot is symmetricly set in identification face both sides, and said board is turned on one's side on board identification face, and falls in the corresponding identification slot by position of centre of gravity.
9. a kind of mah-jong pieces according to claim 1; It is characterized in that said flop mechanism comprises first to fourth derivation board and first, second identification conveyer belt and defeated board conveyer belt that is provided with lead-in chamfered; Said defeated board conveyer belt is connected in series by the board direction of transfer with the first identification conveyer belt; Make the input of the output of defeated board conveyer belt facing to the first identification conveyer belt; And the output of defeated board conveyer belt is higher than the input of the first identification conveyer belt; The second identification conveyer belt is connected to the first identification conveyer belt, one side by the belt width direction; And the first identification conveyer belt is higher than the second identification conveyer belt, and first derivation board places the output of defeated board conveyer belt, and the second, the 4th derivation board places input, the output of the first identification conveyer belt respectively; The 3rd derivation board places the position between the second, the 4th derivation board on knowing on the second identification conveyer belt and corresponding to first, and being separated by between the 3rd derivation board and the second identification conveyer belt makes board take advantage of the distance that crouches and when second discerns conveyer belt, can pass through with board front or reverse side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210278386.3A CN102755740B (en) | 2012-08-07 | 2012-08-07 | Mahjong tiles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210278386.3A CN102755740B (en) | 2012-08-07 | 2012-08-07 | Mahjong tiles |
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| Publication Number | Publication Date |
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| CN102755740A true CN102755740A (en) | 2012-10-31 |
| CN102755740B CN102755740B (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210278386.3A Active CN102755740B (en) | 2012-08-07 | 2012-08-07 | Mahjong tiles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108635824A (en) * | 2018-04-17 | 2018-10-12 | 何强 | A kind of duct type is registered the license mahjong machine |
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| CN202682762U (en) * | 2012-08-07 | 2013-01-23 | 江苏唐邦机电有限公司 | Mah-jong pieces |
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| GB8300179D0 (en) * | 1983-01-05 | 1983-02-09 | Qualidux Ind Co Ltd | Playing piece for game |
| GB2132905A (en) * | 1983-01-05 | 1984-07-18 | Qualidux Ind Co Ltd | Playing piece |
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| CN108635824A (en) * | 2018-04-17 | 2018-10-12 | 何强 | A kind of duct type is registered the license mahjong machine |
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| CN102755740B (en) | 2015-04-08 |
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