CN213912304U - Pushing and lifting mechanism for automatic mahjong machine - Google Patents
Pushing and lifting mechanism for automatic mahjong machine Download PDFInfo
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- CN213912304U CN213912304U CN202023150936.2U CN202023150936U CN213912304U CN 213912304 U CN213912304 U CN 213912304U CN 202023150936 U CN202023150936 U CN 202023150936U CN 213912304 U CN213912304 U CN 213912304U
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Abstract
The utility model discloses a pushing and lifting mechanism for an automatic mahjong machine, which is used for pushing stacked mahjong tiles onto a tile lifting frame, a driving motor is connected with a tile pushing module through the driving of a driving gear set, and a tile bearing plate for temporarily placing the stacked mahjong tiles is arranged on a frame; the mahjong pushing module comprises a mahjong pushing arm and a mahjong pushing plate, the middle of the mahjong pushing arm is pivoted on the rack, one end of the mahjong pushing arm is hinged with the mahjong pushing plate, the other end of the mahjong pushing arm can be driven by a driving gear set, and the driving gear set can drive the mahjong pushing arm to be outwards opened so as to extrude the mahjong pushing plate to push mahjong tiles on the mahjong bearing plate into the mahjong lifting frame. The pushing and lifting mechanism is driven by the driving gear set, and the mahjong tile pushing action is completed through the matching of the axial cam and the mahjong tile pushing arm, so that the pushing and lifting mechanism is simple in structure, small in occupied space, low in production cost and high in stability; and the gear train can drive two card pushing arms simultaneously to push cards, the pushing action is smooth, and the card shell fault is not easy to occur when the cards are pushed.
Description
Technical Field
The utility model relates to an automatic mahjong machine field, concretely relates to a push away and rise mechanism for automatic mahjong machine.
Background
The existing mahjong machine needs to pick up and stack magnetic mahjong tiles in a shuffling tray (basically, the mahjong tiles are stacked into double layers), then the adopted tile pushing mechanism pushes the mahjong tiles to a designated position, and finally the mahjong tiles are sent to a mahjong table top through a tile lifting frame for players to entertain.
In order to save cost, some automatic mahjong machines adopt a single motor to drive the mahjong pieces to realize two actions of pushing and lifting, and the mechanism for pushing the mahjong pieces is generally driven by a single arm, so that a fixed block or a horizontal sliding rod is required to be matched to ensure that the pushing plate moves horizontally and stably in parallel. For example, ZL201120373309.7 central tile lifting mechanism for automatic mahjong table adopts a tile pushing component which also adopts a fixed block and a push plate to cooperate to carry out tile pushing action. The structure has poor stability, large stress on a single arm and large occupied space during installation.
In order to solve the problems of the prior automatic mahjong machine, the innovation is correspondingly improved.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention is directed to a pushing and lifting mechanism for an automatic mahjong machine, which has a simple structure, stable tile pushing action and easy maintenance.
In order to realize the technical purpose, the utility model discloses a scheme is: a pushing and lifting mechanism for an automatic mahjong machine is used for pushing stacked mahjong tiles to a tile lifting frame and comprises a driving motor, a rack and a driving gear set, wherein the driving motor is connected with a tile pushing module in a driving mode through the driving gear set, and a tile bearing plate used for temporarily placing the stacked mahjong tiles is arranged on the rack;
the mahjong pushing module comprises a mahjong pushing arm and a mahjong pushing plate, the middle of the mahjong pushing arm is pivoted on the rack, one end of the mahjong pushing arm is hinged with the mahjong pushing plate, the other end of the mahjong pushing arm can be driven by a driving gear set, and the driving gear set can drive the mahjong pushing arm to be outwards opened so as to extrude the mahjong pushing plate to push mahjong tiles on the mahjong bearing plate into the mahjong lifting frame.
Preferably, one side of the driving gear set is in driving connection with an axial cam, an arc slope of an arc section is arranged on the axial cam, and the arc slope of the axial cam can gradually push the end part of the card pushing arm contacted with the axial cam so that the other end of the card pushing arm pushes the card pushing plate to move towards the direction of the card lifting frame;
two card pushing arms are symmetrically pivoted on the rack, a reset torsion spring is arranged at the pivoting position of each card pushing arm and the rack, when the arc slope of the axial cam rotates away from the end part of the card pushing arm connected with the axial cam, the reset torsion spring drives the card pushing arms to reset, and the card pushing plate is driven by the card pushing arms to be away from the card lifting frame to reset.
Preferably, the end part of the card pushing arm is provided with a driving connecting rod, the back of the card pushing plate is provided with two sliding chutes, and the driving connecting rod is hinged in the sliding chutes;
the drive gear set comprises two tile pushing gears, the axial cams are mounted on the tile pushing gears, and the gradual change directions of the arc slopes on the adjacent axial cams are opposite.
Preferably, a bearing is arranged at the other end of the card pushing arm, and the bearing can roll along the outer side edge of the axial cam.
Preferably, a limiting support frame is arranged on one side of the mahjong supporting plate opposite to the mahjong lifting frame, and the limiting support frame is used for supporting the mahjong pushing plate at the initial position.
Preferably, the card bearing plate is provided with two gaps, and the driving connecting rod penetrates into the gaps when pushing the card pushing plate.
Preferably, the middle part of the card pushing arm is of a hollow multi-cavity structure.
Preferably, the driving gear set further comprises a lifting gear provided with a lifting push rod, the bottom of a frame plate of the mahjong lifting frame is provided with a driving notch with a curved track arc, and the mahjong lifting frame is further provided with a guide structure;
the lifting push rod is matched with the driving notch to realize the vertical movement of the mahjong lifting frame along the guide structure when rotating along with the lifting gear.
The utility model has the advantages that the pushing and lifting mechanism is driven by the driving gear set, and the mahjong tile pushing action is completed by the cooperation of the axial cam and the mahjong tile pushing arm, so that the structure is simple, the space occupation is smaller, the production cost is low, and the stability is high; and the gear train can drive two and push away the tablet arm simultaneously and push away the tablet action, and the propelling movement is level and smooth and easy, need not guide rail or horizontal slide bar assistance just can stably accomplish and push away the tablet action, is difficult for appearing card shell trouble when pushing away the tablet.
Drawings
Fig. 1 is a schematic structural view of a front view of the present invention;
fig. 2 is a schematic structural view of the rear view surface of the present invention;
FIG. 3 is a schematic view of a front view of the present invention;
fig. 4 is a schematic view of a partial structure of the rear view surface of the present invention.
The notation is as follows: 1. a card lifting frame; 101. a frame plate; 102. a drive slot; 103. a guide structure; 2. a frame; 3. a drive gear set; 301. an axial cam; 302. a circular arc slope; 303. a card pushing gear; 304. a lifting push rod; 305. a lifting gear; 4. a card pushing module; 401. a card pushing arm; 402. a card pushing plate; 403. a return torsion spring; 404. a drive link; 405. a chute; 406. a bearing; 5. a card bearing plate; 6. a limiting support frame; 7. a notch; 8. mahjong tiles; 9. the motor is driven.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, the specific embodiment of the present invention is a pushing and lifting mechanism for an automatic mahjong machine, the mechanism is used for pushing stacked mahjong tiles 8 to a tile lifting frame 1, the mechanism comprises a driving motor 9, a frame 2 and a driving gear set 3, the driving motor 9 is connected with a tile pushing module 4 through the driving gear set 3, and a tile supporting plate 5 for temporarily placing the stacked mahjong tiles 8 is arranged on the frame 2;
the tile pushing module 4 comprises a tile pushing arm 401 and a tile pushing plate 402, the middle of the tile pushing arm 401 is pivoted on the rack 2, one end of the tile pushing arm 401 is hinged with the tile pushing plate 402, the other end of the tile pushing arm 401 can be driven by the driving gear set 3, and the driving gear set 3 can drive the tile pushing arm 401 to be outwards opened so as to extrude the tile pushing plate 402 to push mahjong tiles 8 on the tile bearing plate 5 into the tile lifting frame 1.
One side of the driving gear set 3 is in driving connection with an axial cam 301, an arc slope 302 with an arc section is arranged on the axial cam 301, and the arc slope 302 of the axial cam 31 can gradually push the end part of the tile pushing arm 401 contacted with the axial cam so that the other end of the tile pushing arm 401 pushes the tile pushing 402 board to move towards the direction of the tile lifting frame 1;
two card pushing arms 401 are symmetrically pivoted on the machine frame 1, a reset torsion spring 403 is arranged at the pivoting position of the card pushing arms 401 and the machine frame 1, when the arc slope 302 of the axial cam 301 rotates away from the end part of the card pushing arm 401 connected with the arc slope, the reset torsion spring 403 drives the card pushing arm 401 to reset, and the card pushing plate 402 is driven by the card pushing arm 401 to be away from the card lifting frame 1 to reset.
A driving connecting rod 404 is arranged at the end part of the card pushing arm 401, two sliding grooves 405 are arranged on the back of the card pushing plate 402, and the driving connecting rod 404 is hinged in the sliding grooves 405; the driving connecting rod can horizontally slide in the sliding groove.
The driving gear set 3 comprises two card pushing gears 303, the axial cams 301 are arranged on the card pushing gears 303, and the gradual change directions of the circular arc slopes 301 on the adjacent axial cams 301 are opposite.
The other end of the card pushing arm 401 is provided with a bearing 406, and the bearing 406 can roll along the outer side edge of the axial cam 301.
A limit support frame 6 is arranged on one side of the mahjong supporting plate 5 opposite to the mahjong lifting frame 1, and the limit support frame 6 is used for supporting the mahjong pushing plate 402 at the initial position. Two notches 7 are arranged on the card bearing plate 5, and the driving connecting rod 404 penetrates into the notches 7 when pushing the card pushing plate. The middle part of the tile pushing arm 401 is of a hollow multi-cavity structure, so that the weight can be effectively reduced while the strength is guaranteed.
The driving gear set 3 further comprises a lifting gear 305 provided with a lifting push rod 304, the bottom of the frame plate 101 of the card lifting frame 1 is provided with a driving notch 102 with a track arc, and the card lifting frame 1 is further provided with a guide structure 103; the lifting push rod 304 is matched with the driving notch 102 to realize the vertical movement of the card lifting frame 1 along the guide structure 103 when rotating along with the lifting gear 305.
Example one
When the mahjong lifting frame is used, after the whole stacked mahjong is placed on the mahjong bearing plate, the driving motor is started, the lifting gear rotates, the mahjong lifting frame falls to be flush with the mahjong bearing plate (or slightly lower than the mahjong bearing plate) under the combined action of gravity and the lifting push rod. At the moment, two symmetrically arranged mahjong pushing arms are at initial positions, the reset torsion springs do not accumulate force, then the axial cams rotate to specified positions, the arc slopes on the two axial cams respectively push the corresponding mahjong pushing arms to rotate, the mahjong pushing arms stretch towards two sides and drive the mahjong pushing plates to move forwards, the reset torsion springs accumulate force, and the mahjong pushing plates push the whole mahjong tiles on the mahjong bearing plates to the mahjong lifting frame; then, the end part of the card pushing arm crosses the highest point of the arc slope, and the reset torsion spring releases elasticity to drive the card pushing arm to contract inwards for resetting. Then, the lifting gear rotates to a designated position, the lifting push rod is in contact with the driving notch, the lifting push rod drives the mahjong lifting frame loaded with mahjong tiles to lift upwards until the mahjong lifting frame is flush with the mahjong table surface, the driving motor stops rotating, and the mahjong lifting frame keeps the top of the mahjong lifting frame flush with the mahjong table surface.
The pushing and lifting mechanism is driven by the driving gear set, and the mahjong tile pushing action is completed through the matching of the axial cam and the mahjong tile pushing arm, so that the pushing and lifting mechanism is simple in structure, small in occupied space, low in production cost and high in stability; and the gear train can drive two and push away the tablet arm simultaneously and push away the tablet action, and the propelling movement is level and smooth and easy, need not guide rail or horizontal slide bar assistance just can stably accomplish and push away the tablet action, is difficult for appearing card shell trouble when pushing away the tablet.
The above, only do the preferred embodiment of the present invention, not used to limit the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.
Claims (8)
1. The utility model provides a push away and rise mechanism for automatic mahjong machine, this mechanism is used for realizing will piling up mahjong and rise mahjong table face, its characterized in that: the mahjong tile pushing mechanism comprises a driving motor, a rack and a driving gear set, wherein the driving motor is in driving connection with a tile pushing module and a tile lifting frame through the driving gear set, and a tile bearing plate for temporarily placing stacked mahjong tiles is arranged on the rack;
the mahjong pushing module comprises a mahjong pushing arm and a mahjong pushing plate, the middle of the mahjong pushing arm is pivoted on the rack, one end of the mahjong pushing arm is hinged with the mahjong pushing plate, the other end of the mahjong pushing arm can be driven by a driving gear set, the driving gear set can drive the mahjong pushing arm to outwards open so as to extrude the mahjong pushing plate to push mahjong tiles on the mahjong bearing plate into the mahjong lifting frame, and after the mahjong pushing action is completed, the driving gear set continues to rotate so as to drive the mahjong lifting frame to lift the mahjong tiles onto a mahjong desktop.
2. The push-up mechanism for automatic mahjong machine according to claim 1, characterized in that: one side of the driving gear set is in driving connection with an axial cam, an arc slope of an arc section is arranged on the axial cam, and the arc slope of the axial cam can gradually push the end part of the card pushing arm contacted with the axial cam so that the other end of the card pushing arm pushes the card pushing plate to move towards the direction of the card lifting frame;
two card pushing arms are symmetrically pivoted on the rack, a reset torsion spring is arranged at the pivoting position of each card pushing arm and the rack, when the arc slope of the axial cam rotates away from the end part of the card pushing arm connected with the axial cam, the reset torsion spring drives the card pushing arms to reset, and the card pushing plate is driven by the card pushing arms to be away from the card lifting frame to reset.
3. The push-up mechanism for automatic mahjong machine according to claim 2, characterized in that: the end part of the card pushing arm is provided with a driving connecting rod, the back of the card pushing plate is provided with two sliding chutes, and the driving connecting rod is hinged in the sliding chutes;
the drive gear set comprises two tile pushing gears, the axial cams are mounted on the tile pushing gears, and the gradual change directions of the arc slopes on the adjacent axial cams are opposite.
4. The push-up mechanism for automatic mahjong machine according to claim 1, characterized in that: and a bearing is arranged at the other end of the card pushing arm and can roll along the outer side edge of the axial cam.
5. The push-up mechanism for automatic mahjong machine according to claim 1, characterized in that: and a limiting support frame is arranged on one side of the mahjong supporting plate opposite to the mahjong lifting frame and is used for supporting the mahjong pushing plate at the initial position.
6. The push-up mechanism for automatic mahjong machine according to claim 3, characterized in that: the card supporting plate is provided with two gaps, and the driving connecting rod penetrates into the gaps when pushing the card pushing plate.
7. The push-up mechanism for automatic mahjong machine according to claim 1, characterized in that: the middle part of the card pushing arm is of a hollow multi-cavity structure.
8. The push-up mechanism for automatic mahjong machine according to claim 1, characterized in that: the drive gear set also comprises a lifting gear provided with a lifting push rod, the bottom of a frame plate of the mahjong lifting frame is provided with a drive notch with a curved track arc, and the mahjong lifting frame is also provided with a guide structure;
the lifting push rod is matched with the driving notch to realize the vertical movement of the mahjong lifting frame along the guide structure when rotating along with the lifting gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023150936.2U CN213912304U (en) | 2020-12-24 | 2020-12-24 | Pushing and lifting mechanism for automatic mahjong machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023150936.2U CN213912304U (en) | 2020-12-24 | 2020-12-24 | Pushing and lifting mechanism for automatic mahjong machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213912304U true CN213912304U (en) | 2021-08-10 |
Family
ID=77154601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023150936.2U Expired - Fee Related CN213912304U (en) | 2020-12-24 | 2020-12-24 | Pushing and lifting mechanism for automatic mahjong machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213912304U (en) |
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2020
- 2020-12-24 CN CN202023150936.2U patent/CN213912304U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 |