The tilt rotation Mah-jongg lifting device of automatic mahjong-playing machine
Technical field
The present invention relates to automatic mahjong-playing machine technical field, refer in particular to the tilt rotation Mah-jongg lifting device of a kind of automatic mahjong-playing machine.
Background technology
In the rising mechanism of existing automatic mahjong machine, mostly using the rising structure of vertical lift, mah-jong pieces are folded
Fortunately, on corresponding card lifting plate, vertically rise on mahjong machine desktop by elevating mechanism, the rising of this vertical lift
Mechanism needs to take the biggest space, in addition it is also necessary to complicated Die Pai mechanism cooperates in it, causes traditional automatic mahjong-playing machine
Volume is big, parts are many and the problem of complexity, and therefore, how designing a kind of rising mechanism using inclination to play a card will effectively solve
This problem, if but directly using rotation plate mode that card lifting plate rotates to horizontal level, the rotating speed of motor by motor
Be difficult to control to, it is impossible to ensure that card lifting plate arrives stall in time after horizontal level, in view of this, design one can take volume little,
Easily controllable, parts can be reduced the number of, the tilt rotation Mah-jongg lifting device of cost-effective automatic mahjong-playing machine becomes technology to be solved
Problem.
Summary of the invention
The one that the present invention is aiming at above-mentioned situation and provides takies that volume is little, easily controllable, can reduce the number of parts, joint
The about tilt rotation Mah-jongg lifting device of the automatic mahjong-playing machine of cost.
For reaching above-mentioned purpose, the present invention adopts the following technical scheme that the tilt rotation Mah-jongg lifting device of automatic mahjong-playing machine, bag
Included: motor, cam member, connecting rod, connecting rod fixed cover, crank arm, card lifting plate, the output shaft of motor axis hole corresponding with on cam member is even
Connecing synchronous axial system, cam member has cam groove, connecting rod is long rod-shaped member, and connecting rod is fixed through the connecting rod being fixedly installed
Set, the two ends of connecting rod are connected to rotate roller, the driving handle at rotating shaft two ends of being cranked arm by the rotating shaft and being connected to of cranking arm of cranking arm
Constituting with rocking handle, the rotation roller activity of connecting rod one end carries out transmission in being built in cam groove, the rotation roller of the other end of connecting rod
Activity is built on the driving handle on cranking arm in the strip groove offered, and card lifting plate is the movable plate that one end rotating shaft is arranged,
The top of rocking handle is pressed on the bottom of card lifting plate so that card lifting plate rotates.
It is further fixed on motor location-plate between described motor and cam member, motor location-plate is provided with position sensor,
Having projection outside described cam member, when cam member makes card lifting plate rotate in place, this projection trigger position sensor makes position
Put sensor and send motor stalling signal.
Described card lifting plate rotary shaft is installed in the perforate that rising housing is corresponding, described in crank arm on rotating shaft of cranking arm be arranged on
Axial restraint on rising housing;Described connecting rod fixed cover is connected by connector is fixing with rising housing;Motor passes through connector
It is fixed on rising housing.
The bottom surface of described card lifting plate is provided with arc strip, described in crank arm on rocking handle be shaped to arc list structure, rocking handle top
The arcwall face of end coordinates so that card lifting plate smooth rotation with this arc strip conflict.
Described crank arm on driving handle short compared with rocking handle, and driving handle and rocking handle form the angle being easy to drive.
Described position sensor is Hall element.
Described cam member lays respectively at the both sides of connecting rod with cranking arm.
After using said structure, the driven by motor cam member of the present invention rotates, and cam member drives song by connecting rod
Arm rotates a certain angle, and drive card lifting plate of cranking arm rotates centered by rotary shaft, until card lifting plate is to horizontal level,
Thus reach rising function, it is to avoid the defect that conventional vertical lifting board structural volume is excessive, the present invention by cam by even
Bar controls the mode cranked arm, and driven by motor cam synchronous axial system is converted into the stretching motion of connecting rod, then has the flexible fortune of connecting rod
Dynamic reconvert becomes the rotation cranked arm, and reduces the rotating speed cranked arm, and can be prevented effectively from motor and be directly connected to revolving part driving card lifting plate
And the fast unmanageable problem of rotating speed brought, it addition, the present invention is mounted with that position sensor is to control opening of clockwise and anticlockwise motor
Close, make rising mechanism be prone to automatically control.Therefore, the present invention has and takies that volume is little, easily controllable, can reduce the number of parts, saving
The feature of cost.
Accompanying drawing explanation
Fig. 1 is the perspective view of the present invention;
Fig. 2 is the stereo decomposing structural representation one of the present invention;
Fig. 3 is the stereo decomposing structural representation two of the present invention.
Detailed description of the invention
In conjunction with accompanying drawing 1-3, the embodiment of the present invention is further described.
The tilt rotation Mah-jongg lifting device of the automatic mahjong-playing machine of the present invention, includes: motor 10, cam member 20, connecting rod 30, company
Bar fixed cover 40, crank arm 50, card lifting plate 60, the output shaft of motor 10 and on cam member 20 corresponding axis hole connect synchronous axial system, convex
Having cam groove 21 in gear member 20, connecting rod 30 is long rod-shaped member, connecting rod 30 through the connecting rod fixed cover 40 being fixedly installed,
The two ends of connecting rod 30 are connected to rotate roller 31,32, crank arm 50 by cranking arm rotating shaft 51 and being connected to rotating shaft 51 liang of cranking arm
Driving handle 52 and the rocking handle 53 of end are constituted, and rotation roller 31 activity of connecting rod 30 one end carries out transmission in being built in cam groove 21,
Roller 32 activity that rotates of the other end of connecting rod 30 is built on the driving handle 52 cranking arm on 50 in the strip groove 521 offered,
Card lifting plate 60 is the movable plate that one end rotating shaft 61 is arranged, and the top of rocking handle 53 is pressed on the bottom of card lifting plate 60 so that card lifting plate
60 rotate.
It is further fixed on motor location-plate 70 between described motor 10 and cam member 20, motor location-plate 70 is provided with position
Sensor 80, has projection 22 outside described cam member 20, when cam member 20 makes card lifting plate 60 rotate in place, and this projection 22
Trigger position sensor 80 makes position sensor 80 send motor 10 stall signal.
Described card lifting plate 60 rotating shaft 61 is installed in the perforate that rising housing is corresponding, described in crank arm the rotating shaft 51 of cranking arm on 50
It is arranged on axial restraint on rising housing;Described connecting rod fixed cover 40 is connected by connector is fixing with rising housing;Motor 10
It is fixed on rising housing by connector.
The bottom surface of described card lifting plate 60 is provided with arc strip 62, described in the rocking handle 53 on 50 of cranking arm be shaped to arc strip knot
Structure, the arcwall face on rocking handle 53 top is conflicted with this arc strip 62 and is coordinated so that card lifting plate 60 smooth rotation.
The described driving handle 52 cranked arm on 50 is short compared with rocking handle 53, and driving handle 52 and rocking handle 53 form the folder being easy to drive
Angle.
Described position sensor 80 is Hall element.
Described cam member 20 and crank arm 50 lay respectively at 30 both sides.
The lower section of the rotary shaft 61 of described card lifting plate 60 has connector, and this connector has two projections 90 and is fixed on rising
On housing.
During use, motor 10 drives cam member 20 to rotate, and the rotation roller 31 of connecting rod 30 one end is in cammed slots
21 inner position are by cam member 20 with rotating and doing with connecting rod 30 and carry out elastic motion, and connecting rod 30 does in connecting rod set 40
Axial tension moves, and transports in the rotation roller 32 strip groove 521 on the driving handle 52 cranking arm 50 of the other end of connecting rod 30
Dynamic so that driving handle 52 rotates centered by rotating shaft 51 of cranking arm, thus drive the rocking handle 53 of rotating shaft 51 other end of cranking arm to turn accordingly
Dynamic, the top of rocking handle 53 is pressed on the arc strip 62 of the bottom of card lifting plate 60 and makes card lifting plate 60 smooth rotation rise to horizontal position
Putting, thus reach rising function, when motor 10 rotates backward, in like manner, card lifting plate 60 returns to initial position.
Rising mechanism of the present invention avoids the defect that conventional vertical lifting board structural volume is excessive, and the present invention passes through cam member
20 control to crank arm by the way of 50 by connecting rod 30, and motor 10 drives cam member 20 synchronous axial system be converted into the flexible fortune of connecting rod 30
Dynamic, then have the stretching motion reconvert of connecting rod 30 to become the rotation of 50 of cranking arm, reduce crank arm 50 rotating speed, motor can be prevented effectively from
10 are directly connected to revolving part drives card lifting plate 60 and the fast unmanageable problem of rotating speed brought, it addition, the present invention is mounted with position
Put sensor 80 to control the opening and closing of clockwise and anticlockwise motor, make rising mechanism be prone to automatically control.
Above content is to combine concrete preferred implementation further description made for the present invention, it is impossible to assert
Being embodied as of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of present inventive concept, it is also possible to make some simple deduction or replace, all should be considered as belonging to the present invention's
Protection domain.