CN216023115U - Transmission mechanism of tile pushing device of mahjong machine - Google Patents
Transmission mechanism of tile pushing device of mahjong machine Download PDFInfo
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- CN216023115U CN216023115U CN202122474819.XU CN202122474819U CN216023115U CN 216023115 U CN216023115 U CN 216023115U CN 202122474819 U CN202122474819 U CN 202122474819U CN 216023115 U CN216023115 U CN 216023115U
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- cylindrical cam
- card pushing
- cam
- transmission mechanism
- mahjong machine
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Abstract
The utility model discloses a transmission mechanism of a tile pushing device of a mahjong machine, belonging to the technical field of mahjong machine manufacture, comprising a cylindrical cam, wherein the wall surface of the cylindrical cam is provided with a rotary groove, the cylindrical cam is sleeved with an installation cylinder, one end of the cylindrical cam is fixed with a connecting shaft, the other end of the cylindrical cam extends into the installation cylinder and is connected in a rotating way, the rotary cam is positioned in the rotary groove and moves along with the rotation of the cylindrical cam, the card pushing rocker is driven by the connecting piece, so that the card pushing rocker pushes the card pushing plate to move to the farthest position, the cylindrical cam continues to rotate, the connecting piece is pulled back through the rotary groove, the card pushing plate is finally reset, and the problems that a transmission mechanism in the existing card pushing device adopts a spring to reset the card pushing plate, mechanical fatigue can be generated due to long service life of the spring, the card pushing plate cannot reset, the user experience feeling is influenced, a professional is required to replace the new spring, and the structure is complex and the failure rate is high are solved.
Description
Technical Field
The utility model belongs to the technical field of mahjong machine manufacturing, and particularly relates to a transmission mechanism of a tile pushing device of a mahjong machine.
Background
The full-automatic mahjong machine can integrate functions of shuffling, dice throwing and the like, provides great convenience for playing cards for people, a motor in the existing card pushing device of the full-automatic mahjong machine drives a gear to drive the gear to rotate, the cam fixed with the gear drives a connecting piece to enable a card pushing rocker to push a card pushing plate to move horizontally, the purpose of pushing cards is achieved, and the card pushing plate needs to be pulled back by a spring sleeved in a sliding rod on a card pushing support to reset.
However, mechanical fatigue can be generated after the spring is used for a long time, so that the card pushing plate cannot reset, the user experience feeling is influenced, a professional is required to replace the new spring, and the failure rate is high due to the complex structure.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a transmission mechanism of a tile pushing device of a mahjong machine, which is used for solving the following technical problems:
the transmission mechanism in the existing card pushing device adopts a spring to reset the card pushing plate, so that mechanical fatigue can be generated after the spring is used for a long time, the card pushing plate cannot reset, the user experience feeling is influenced, a professional is required to replace the new spring, and the problem of complex structure and high failure rate exists.
In order to achieve the purpose, the utility model provides the following technical scheme:
a transmission mechanism of a tile pushing device of a mahjong machine comprises a cylindrical cam, wherein a rotary groove is formed in the wall surface of the cylindrical cam, an installation cylinder is sleeved on the cylindrical cam, a connecting shaft is fixed at one end of the cylindrical cam, and the other end of the cylindrical cam extends into the installation cylinder and is rotatably connected with the installation cylinder;
the mounting cylinder is integrally formed with a fixing block, the fixing block is rotatably connected with a connecting piece, a rotating cam is arranged in the middle of the connecting piece, and the rotating cam is located in the rotary groove and moves along with the rotation of the cylindrical cam.
Further scheme: the part of the length of the cylindrical cam extending out of the mounting barrel is 1/4-1/3 the length of the cylindrical cam itself.
Further scheme: the distance between the side wall of the cylindrical cam and the inner wall of the mounting cylinder is 1-2 mm.
Further scheme: the side wall of the mounting cylinder is provided with a notch, and the length of the notch is equal to the axial length of the side wall of the mounting cylinder.
Further scheme: the notch is rectangular.
Further scheme: the connecting piece is in sliding contact with the edge of the notch.
Compared with the prior art, the utility model has the beneficial effects that:
the rotary groove has been seted up to cylindrical cam's wall, and cylindrical cam cover is equipped with the installation section of thick bamboo, and cylindrical cam's one end is fixed with the connecting axle, and the other end stretches into in the installation section of thick bamboo and rotate the connection, and installation section of thick bamboo outside integrated into one piece has the fixed block, the fixed block rotates and is connected with the connecting piece, the middle part of connecting piece is equipped with the rotation cam, rotates the cam and is located the rotary groove to rotate and remove along with cylindrical cam, the cylindrical cam rotates certain angle, drives through the connecting piece and pushes away the tablet rocker, makes and push away the tablet rocker and promote and push away tablet board translation to the farthest position, and cylindrical cam continues to rotate, pulls back the connecting piece through the rotary groove, finally makes and pushes away the tablet board and reset.
Compared with the prior art, the mahjong tile pushing support, the sliding rod and the spring are omitted, the number of parts is small, the structure is simple, the problem that mechanical fatigue can be generated due to the fact that the spring is used for a long time, the mahjong tile pushing plate cannot reset, the user experience feeling is influenced, a professional is required to replace the new spring, and the problem that the structure is complex and the failure rate is high is effectively solved.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of a transmission mechanism of a card pushing device according to an embodiment of the present invention;
FIG. 2 is an exploded view of a driving mechanism of a card-pushing device according to an embodiment of the present invention;
FIG. 3 is a schematic view of the direction A in FIG. 2;
FIG. 4 is a schematic structural view of a tile pushing device of a mahjong machine provided by the prior art;
fig. 5 is a schematic view of a cam structure provided in the prior art.
In the figure: 1. a motor; 2. a gear; 3. a transmission mechanism; 31. mounting the cylinder; 32. a notch; 33. a fixed block; 34. a connecting member; 35. rotating the cam; 36. a cylindrical cam; 37. a rotary trough; 38. a connecting shaft; 4. a connecting rod; 41. a card pushing rocker; 5. a card pushing plate; 6. a card pushing bracket; 61. an extension arm; 62. a slide bar; 30. existing transmission mechanisms; 360. a cam.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description and specific examples, while indicating the preferred embodiment of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, in an embodiment of the present invention, a transmission mechanism of a tile pushing device of a mahjong machine includes a cylindrical cam 36, a rotary groove 37 is formed on a wall surface of the cylindrical cam 36, the cylindrical cam 36 is sleeved with an installation cylinder 31, one end of the cylindrical cam 36 is fixed with a connection shaft 38, and the other end of the cylindrical cam 36 extends into the installation cylinder 31 and is rotatably connected with the installation cylinder 31;
a fixed block 33 is integrally formed on the outer side of the mounting cylinder 31, the fixed block 33 is rotatably connected with a connecting piece 34, a rotating cam 35 is arranged in the middle of the connecting piece 34, and the rotating cam 35 is positioned in a rotary groove 37 and moves along with the rotation of a cylindrical cam 36.
The part of the length of the cylindrical cam 36 extending out of the mounting barrel 31 is 1/4-1/3 of the length of the cylindrical cam 36 itself.
The distance between the side wall of the cylindrical cam 36 and the inner wall of the mounting cylinder 31 is 1-2mm, so that the cylindrical cam 36 can rotate conveniently.
The side wall of the installation cylinder 31 is provided with a notch 32, the length of the notch 32 is equal to the axial length of the side wall of the installation cylinder 31, the notch 32 is rectangular, and the connecting piece 34 is in sliding contact with the edge of the notch 32 to ensure that the rotating cam 35 of the connecting piece 34 cannot be blocked by the side wall of the installation cylinder 31 when the rotating groove 37 moves.
The working principle is as follows:
the motor 1 drives the gear 2 to drive the cylindrical cam 36 of the transmission mechanism 3 fixed with the gear 2 to rotate, the cylindrical cam 36 drives the connecting piece 34, one end of the connecting piece 34 is rotatably connected with the connecting rod 4, the two ends of the connecting rod 4 are fixedly provided with the tile pushing rocker 41 connected with the tile pushing plate 5, the tile pushing rocker 41 fixed with the connecting piece 34 pushes the tile pushing plate 5 to translate, the purpose of pushing tiles is achieved, the cylindrical cam 36 rotates to a certain angle, the tile pushing rocker 41 is driven by the connecting piece 34, the tile pushing rocker 41 pushes the tile pushing plate 5 to translate to the farthest position, the cylindrical cam 36 continues to rotate, the connecting piece 34 is pulled back by the rotary groove 37, the connecting piece 34 drives the tile pushing rocker 41 to return, and finally the tile pushing plate 5 is reset.
In the prior art, the card pushing support 6 is installed below the card supporting plate, the card pushing support 6 is provided with two extension arms 61, the top end of each extension arm 61 is fixedly connected with the card pushing plate 5, two slide rods 62 are fixed on the card pushing support 6, one end of each slide rod 62 is fixed on the card pushing plate 5, a spring is sleeved on each slide rod 62, two ends of each spring are respectively fixed on the card pushing support 6 and the card pushing plate 5, a cam 360 of the existing transmission mechanism 30 rotates to a certain angle to enable the card pushing plate 5 to move to the farthest position in a horizontal moving mode, the cam 360 continues to rotate, the card pushing plate 5 is pulled back through the spring to achieve reset of the card pushing plate 5, the service life of the spring is long, mechanical fatigue can be generated, the card pushing plate 5 cannot reset, the user experience feeling is affected, a professional needs to replace the spring, and the structure is complex and has high failure rate.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The transmission mechanism of the tile pushing device of the mahjong machine is characterized by comprising a cylindrical cam (36), wherein a rotary groove (37) is formed in the wall surface of the cylindrical cam (36), an installation cylinder (31) is sleeved on the cylindrical cam (36), a connecting shaft (38) is fixed at one end of the cylindrical cam (36), and the other end of the cylindrical cam extends into the installation cylinder (31) and is rotatably connected with the installation cylinder (31);
a fixing block (33) is integrally formed on the outer side of the mounting cylinder (31), the fixing block (33) is rotatably connected with a connecting piece (34), a rotating cam (35) is arranged in the middle of the connecting piece (34), and the rotating cam (35) is located in a rotary groove (37).
2. The mechanism of claim 1, wherein the length of the cylindrical cam (36) extending beyond the mounting cylinder (31) is 1/4-1/3 of the length of the cylindrical cam (36).
3. The transmission mechanism of the tile pushing device of the mahjong machine as claimed in claim 2, wherein the distance between the side wall of the cylindrical cam (36) and the inner wall of the mounting cylinder (31) is 1-2 mm.
4. The transmission mechanism of the tile pushing device of the mahjong machine as claimed in claim 1, wherein a gap (32) is formed in the side wall of the mounting cylinder (31), and the length of the gap (32) is equal to the axial length of the side wall of the mounting cylinder (31).
5. The mechanism of claim 4, wherein the notch (32) is rectangular.
6. The mechanism of claim 5, wherein the connecting member (34) is in sliding contact with the edge of the notch (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122474819.XU CN216023115U (en) | 2021-10-14 | 2021-10-14 | Transmission mechanism of tile pushing device of mahjong machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122474819.XU CN216023115U (en) | 2021-10-14 | 2021-10-14 | Transmission mechanism of tile pushing device of mahjong machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216023115U true CN216023115U (en) | 2022-03-15 |
Family
ID=80609143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122474819.XU Active CN216023115U (en) | 2021-10-14 | 2021-10-14 | Transmission mechanism of tile pushing device of mahjong machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216023115U (en) |
-
2021
- 2021-10-14 CN CN202122474819.XU patent/CN216023115U/en active Active
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