CN210813881U - Mahjong machine and large disc driving mechanism thereof - Google Patents
Mahjong machine and large disc driving mechanism thereof Download PDFInfo
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- CN210813881U CN210813881U CN201921496273.4U CN201921496273U CN210813881U CN 210813881 U CN210813881 U CN 210813881U CN 201921496273 U CN201921496273 U CN 201921496273U CN 210813881 U CN210813881 U CN 210813881U
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- driving wheel
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- swinging block
- elastic piece
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Abstract
The utility model discloses a mahjong machine and a large plate driving mechanism thereof, which comprises a large plate, a large plate motor and a driving wheel mounting structure, wherein one side of the large plate is provided with annular internal teeth; the driving wheel mounting structure comprises a driving wheel, an elastic piece, a swinging block and a shaft sleeve fixedly connected with the swinging block, and the driving wheel of the driving wheel mounting structure is in meshing transmission connection with the annular internal teeth of the large disc; a first through hole is formed in the center of the driving wheel, the swinging block is rotatably arranged in the first through hole of the driving wheel, and the swinging block is axially limited in the first through hole; the elastic piece is arranged between the driving wheel and the swinging block and gives the driving wheel and the swinging block a tendency of keeping relative static common movement. The utility model discloses a big dish actuating mechanism's big dish starts the rotation more steady, and the noise is littleer.
Description
Technical Field
The utility model relates to a mahjong machine field, more specifically say, it relates to a mahjong machine and large plate actuating mechanism thereof.
Background
The mahjong is a popular entertainment activity among Chinese people, and along with the development of the times, the automatic mahjong machine is popular in mahjong playing at present, manual mahjong arrangement is not needed, the mahjong can be more easily entertained, and the time is saved.
The internal structure of the existing mahjong machine generally comprises a mahjong conveying device, a mahjong pushing device, a mahjong loading device and a mahjong lifting device, wherein the mahjong conveying device is used for sucking mahjong in a shuffling large disk onto a conveying belt through a magnet and then inputting the mahjong to the mahjong conveying device, the mahjong pushing device is arranged between the mahjong conveying device and the mahjong loading device and used for pushing a group of two mahjong to the mahjong loading device after the two mahjong are overlapped up and down, the mahjong loading device generally comprises a mahjong loading channel extending to the mahjong lifting device, the mahjong loading device conveys a plurality of mahjong groups to the mahjong loading channel after counting the mahjong groups of a certain number, and the mahjong is conveyed to a table surface through the mahjong loading channel.
The big disk driving mechanism of the mahjong machine mainly comprises a big disk, a big disk motor and a gear assembly used for connecting the big disk and the big disk motor, wherein the big disk motor rotates to drive the big disk to rotate, and the big disk rotates to further execute mahjong tile shuffling or other actions. However, the big plate gear of the prior mahjong machine is directly and fixedly connected with the big plate motor, when the big plate motor rotates, the big plate gear is directly meshed with the big plate, when the big plate motor is started or reversely rotated, because the big plate is easy to deform, when the meshing clearance of the gear is larger, impact is generated, and noise is generated. When the gear meshing clearance is small, the gear meshing is easy to have the tooth biting phenomenon, so that the tooth form of the gear is damaged.
Patent documents CN108786099A, CN108036026A and CN103143165B all disclose a large disk driving mechanism of a mahjong machine, wherein the large disk gear of the mahjong machine is directly or indirectly engaged with the large disk, and when the large disk motor is started or reversely rotated, noise is generated or the tooth profile of the gear is damaged.
SUMMERY OF THE UTILITY MODEL
The utility model provides a mahjong machine and big dish actuating mechanism thereof, its advantage lies in that this big dish actuating mechanism's big dish starts the rotation more steady, and sound is littleer.
In order to achieve the above purpose, the utility model provides a following technical scheme: a big disk driving mechanism of a mahjong machine comprises a big disk, a big disk motor used for driving the big disk to rotate, and a driving wheel mounting structure used for connecting the big disk and the big disk motor, wherein one side of the big disk is provided with annular internal teeth; the driving wheel mounting structure comprises a driving wheel, an elastic part, a swinging block and a shaft sleeve fixedly connected with the swinging block, an output shaft of the large disc motor is fixedly connected with the shaft sleeve, and the driving wheel of the driving wheel mounting structure is in meshing transmission connection with the annular internal teeth of the large disc;
a first through hole is formed in the center of the driving wheel, the swinging block is rotatably arranged in the first through hole of the driving wheel, and the swinging block is axially limited in the first through hole; the elastic piece is arranged between the driving wheel and the swinging block and gives the driving wheel and the swinging block a tendency of keeping relative static common movement. Like this, the output shaft of deep bid motor rotates and drives the axle sleeve and rotate, the axle sleeve drives the swing piece and rotates, the swing piece rotates and acts on the elastic component for the action wheel, the elastic component takes place deformation and applys certain revolving force to the deep bid motor, before axle sleeve and action wheel meshing, the elastic component makes the rotatory certain angle of action wheel, make action wheel and swing piece move jointly, thereby eliminate the meshing clearance of the annular internal tooth of action wheel and deep bid, it is more steady to make the deep bid start-up rotation, sound is littleer.
Preferably, the elastic piece is an elastic piece, at least one side of the first through hole is provided with a first groove communicated with the first through hole, the first groove comprises two elastic piece buffer grooves and a supporting bulge arranged between the two elastic piece buffer grooves, the elastic piece is embedded into the first groove, two ends of one side, close to the swing block, of the elastic piece are respectively abutted to the inner side wall of the first groove, and the other side of the elastic piece is abutted to the supporting bulge. Like this, the output shaft of deep bid motor rotates and drives the axle sleeve and rotate, the axle sleeve drives the swing piece and rotates, swing piece rotates and acts on the elastic component for the action wheel, the flexure strip takes place deformation and applys certain revolving force to the deep bid motor, simultaneously, the one end of flexure strip is close to the inside wall of first recess under the drive of swing piece, at this moment, the support arch plays the effect of fulcrum, the other end drive action wheel of flexure strip is rotatory certain angle, and then makes action wheel and swing piece move jointly.
Preferably, the first grooves communicated with the first through holes are formed in two opposite sides of the first through holes respectively, and the elastic pieces are embedded in the two first grooves. Therefore, the two sides of the swinging block are stressed more uniformly, and the driving wheel rotates more stably.
Preferably, two arch-shaped grooves are formed in one side, opposite to the first groove, of the driving wheel, the arch-shaped grooves correspond to the supporting bulges one by one, the two arch-shaped grooves are communicated with the first through hole, and the two arch-shaped grooves and the first through hole form a shaft sleeve mounting hole together; one side that lies in first recess on the action wheel is equipped with the gland that is used for the spacing swing piece of axial, and the axle sleeve part stretches into in the axle sleeve mounting hole, is close to one side in arch-shaped groove on the action wheel, and the axle sleeve offsets with the support arch, is close to one side of first recess on the action wheel, and the gland offsets with the swing piece, and the combined action of gland and axle sleeve is spacing in first through-hole with the swing piece axial.
Preferably, the swing block is provided with second grooves on both sides of the position corresponding to the support protrusion. Therefore, the elastic sheet is deformed under the driving of the swinging block, the deformation of the elastic sheet is generated at the position close to the supporting bulge, and the two sides of the position corresponding to the supporting bulge on the swinging block are provided with the second grooves, namely, a space is reserved for the deformation of the elastic sheet.
Preferably, at least one end of the elastic piece is not in contact with the inner side wall of the first groove. In this way, a certain distance is kept between the end part of the elastic piece and the inner side wall of the first groove, so as to prevent the elastic piece from being pressed along the length direction of the elastic piece.
Preferably, the elastic sheet is a single sheet or formed by stacking a plurality of sheets.
Preferably, the swinging block is fixedly connected with the gland or integrally formed with the gland.
Preferably, the gland is fixedly connected with the driving wheel.
A mahjong machine comprises the large disk driving mechanism of the mahjong machine.
To sum up, the utility model discloses following beneficial effect has: an output shaft of the motor rotates to drive the shaft sleeve to rotate, the shaft sleeve drives the swing block to rotate, the swing block rotates and acts on the elastic sheet, the elastic sheet deforms and applies a certain rotating force to the large-disc motor, and the driving wheel rotates for a certain angle before the shaft sleeve is meshed with the driving wheel, so that meshing gaps between the driving wheel and the annular inner teeth of the large disc are eliminated, the large disc is started to rotate more stably, and the sound is smaller; in addition, the large disk driving mechanism is simple in structure and convenient to install.
Drawings
FIG. 1 is a schematic structural view of example 1;
FIG. 2 is an exploded view of example 1;
FIG. 3 is a schematic structural view of a driving wheel in embodiment 1;
FIG. 4 is a schematic view of the structure of embodiment 1 with the gland removed;
FIG. 5 is a schematic view showing the structure of embodiment 1 with the gland and the elastic piece removed;
FIG. 6 is a schematic structural diagram of another perspective of the driving wheel of embodiment 1;
FIG. 7 is a schematic view showing another structure in accordance with embodiment 1;
FIG. 8 is a schematic structural view of the fixed connection of the oscillating block and the shaft sleeve of embodiment 1;
fig. 9 is a schematic structural view of embodiment 2.
Reference numerals: 1. a driving wheel; 2. a swing block; 3. a first through hole; 5. an elastic sheet; 6. an elastic sheet buffer groove; 7. a support boss; 8. a shaft sleeve; 9. an arcuate slot; 10. a gland; 11. a second groove; 12. a large plate; 13. a large disk motor; 14. an annular internal tooth; 15. a shaft hole; 16. a protective shell.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 3 and 4, the elastic member is an elastic sheet 5, a first groove communicated with the first through hole 3 is formed in at least one side of the first through hole 3, the first groove comprises two elastic sheet buffer grooves 6 and a supporting protrusion 7 arranged between the two elastic sheet buffer grooves 6, the supporting protrusion 7 is formed by extending the inner side wall of the first groove to the direction of the swing block 2, the elastic sheet buffer grooves 6 are in a right triangle shape, the elastic sheet 5 is embedded into the first groove, two ends of one side of the elastic sheet 5, which are close to the swing block 2, are respectively abutted against the inner side wall of the first groove, and the other side of the elastic sheet 5 is abutted against the supporting protrusion 7. Like this, the drive is swung the piece 2 and is rotated, and swing piece 2 rotates and is acted on flexure strip 5 for action wheel 1, and flexure strip 5 takes place to be out of shape and applys certain revolving force to swing piece 2, and simultaneously, the one end of flexure strip 5 is close to the inside wall of first recess under swing piece 2's drive, and at this moment, support arch 7 plays the effect of fulcrum, and the other end drive action wheel 1 of flexure strip 5 is rotatory certain angle, and then makes action wheel 1 and swing piece 2 move jointly.
As preferred, first recess with first through-hole 3 intercommunication is seted up respectively to the relative both sides of first through-hole 3, and two first recesses are all inlayed and are had flexure strip 5. Therefore, the two sides of the swinging block 2 are stressed more uniformly, and the driving wheel 1 rotates more stably. When the number of the first grooves is more than three, the plurality of first grooves are circumferentially distributed along the first through hole 3.
As shown in fig. 2, 6 and 7, the driving wheel mounting mechanism further comprises a shaft sleeve 8, and the shaft sleeve 8 is fixedly connected with the swinging block 2. Two arch-shaped grooves 9 are formed in one side, opposite to the first groove, of the driving wheel 1, the arch-shaped grooves 9 correspond to the supporting protrusions 7 one by one, the two arch-shaped grooves 9 are communicated with the first through hole 3, and the two arch-shaped grooves 9 and the first through hole 3 jointly form a shaft sleeve mounting hole; one side that lies in first recess on action wheel 1 is equipped with the gland 10 that is used for the spacing swing piece 2 of axial, and 8 parts of axle sleeve stretch into the axle sleeve mounting hole, are close to one side of arch-shaped groove 9 on action wheel 1, and axle sleeve 8 offsets with supporting bulge 7, is close to one side of first recess on action wheel 1, and gland 10 offsets with swing piece 2, and gland 10 and axle sleeve 8's combined action will swing 2 axial spacing in first through-holes 3 of piece.
The connection mode of the swing block 2, the shaft sleeve 8 and the gland 10 is not particularly limited as long as the swing block 2 and the shaft sleeve 8 can synchronously rotate and the swing block 2 is axially limited in the first through hole 3. After the swing block 2 is installed in the first through hole 3, the shaft sleeve 8 is fixedly connected with the swing block 2, or as shown in fig. 8, the swing block 2 and the shaft sleeve 8 are integrally formed, and the integrally formed swing block 2 and the shaft sleeve 8 are convenient to process and install. Meanwhile, the shaft sleeve 8 is abutted against the supporting bulge 7; the gland 10 is fixedly connected with the swinging block 2 or integrally formed; or the gland 10 is fixedly connected with the driving wheel 1; the shaft sleeve 8 and the gland 10 act together to axially limit the swing block 2 in the first through hole 3. In the embodiment where the oscillating block 2 is axially retained in the first through hole 3 of the driving wheel 1, two pressing covers 10 may be provided on both sides of the driving wheel 1, and the two pressing covers 10 axially retain the oscillating block 2 in the first through hole 3 of the driving wheel 2.
Preferably, as shown in fig. 4 and 5, a portion of the swing block 2 contacting the inner sidewall of the first through hole 3 is an arc-shaped structure, and both sides of the portion of the swing block 2 corresponding to the support protrusion 7 are provided with second grooves 11. Therefore, the elastic piece 5 is driven by the swinging block 2 to deform, the deformation of the elastic piece occurs at a position close to the supporting bulge 7, and the two sides of the position, corresponding to the supporting bulge 7, on the swinging block 2 are provided with the second grooves 11, namely, a space is reserved for the elastic piece 5 to deform.
Preferably, as shown in fig. 4, at least one end of the elastic piece 5 is not in contact with the inner sidewall of the first groove. In this way, a certain distance is maintained between the end of the elastic piece 5 and the inner side wall of the first groove for avoiding the elastic piece 5 from being pressed in the length direction of the elastic piece 5.
In addition, the elastic sheet 5 is a single sheet or formed by stacking a plurality of sheets.
A motor comprises the driving wheel mounting structure, and an output shaft of the motor is fixedly connected with a swinging block 2.
As shown in fig. 1, 2 and 9, the driving wheel mounting structure includes a driving wheel 1, an elastic member, a swinging block 2 and a shaft sleeve 8 fixedly connected with the swinging block 2, wherein the driving wheel 1 is a gear, and the driving wheel 1 of the driving wheel mounting structure is in meshing transmission connection with the annular internal teeth 14 of the large disc 12. The shaft hole 15 is opened at the center of axle sleeve 8, and the output shaft of deep bid motor 13 inserts in the shaft hole 15 and with shaft hole 15 fixed connection, and deep bid motor 13 rotates the output shaft that drives deep bid motor 13 and rotates, and the output shaft of deep bid motor 13 drives axle sleeve 8 and rotates.
As shown in fig. 1, 2 and 9, a first through hole 3 is formed in the center of the driving wheel 1, the swinging block 2 is rotatably disposed in the first through hole 3 of the driving wheel 1, and the swinging block 2 is axially limited in the first through hole 3; the elastic piece is arranged between the driving wheel 1 and the swinging block 2 and gives the tendency that the driving wheel 1 and the swinging block 2 keep relative stationary and move together, and when the driving wheel 1 and the swinging block 2 generate relative rotation, the elastic piece urges the driving wheel 1 and the swinging block to return to the state of relative stationary and moving together. Thus, the output shaft of the large disc motor 13 rotates to drive the shaft sleeve 8 to rotate, the shaft sleeve 8 drives the swinging block 2 to rotate, the swinging block 2 rotates relative to the driving wheel 1 and acts on the elastic piece, the elastic piece deforms and applies a certain rotating force to the large disc motor 13, before the shaft sleeve 8 is meshed with the driving wheel 1, the elastic piece enables the driving wheel 1 to rotate for a certain angle, so that the driving wheel 1 and the swinging block 2 move together, the meshing gap between the driving wheel 1 and the annular inner teeth 14 of the large disc 12 is eliminated, and the large disc 12 is started to rotate more stably and has smaller sound; in addition, the large disk driving mechanism is simple in structure and convenient to install.
As shown in fig. 3 and 4, the elastic member is an elastic sheet 5, at least one side of the first through hole 3 is provided with a first groove communicated with the first through hole 3, the first groove comprises two elastic sheet buffer grooves 6 and a supporting bulge 7 arranged between the two elastic sheet buffer grooves 6, the elastic sheet buffer grooves 6 are in a right-angled triangle shape, the supporting bulge 7 is formed by extending the inner side wall of the first groove to the direction of the swing block 2, the elastic sheet 5 is embedded into the first groove, two ends of one side of the elastic sheet 5, which are close to the swing block 2, are respectively abutted against the inner side wall of the first groove, and the other side of the elastic sheet 5 is abutted against the supporting bulge 7. Like this, the output shaft of deep bid motor 13 rotates and drives axle sleeve 8 and rotate, axle sleeve 8 drives swing piece 2 and rotates, swing piece 2 rotates and acts on flexure strip 5 for action wheel 1, flexure strip 5 takes place to deform and applys certain revolving force to deep bid motor 13, and simultaneously, the one end of flexure strip 5 is close to the inside wall of first recess under the drive of swing piece 2, this moment, support protrusion 7 plays the effect of fulcrum, the other end drive action wheel 1 of flexure strip 5 rotates certain angle, and then make action wheel 1 and swing piece 2 move jointly.
In addition, a protective shell 16 is mounted on the drive wheel mounting structure.
A mahjong machine comprises the large disk driving mechanism of the mahjong machine.
The directions given in the present embodiment are merely for convenience of describing positional relationships between the respective members and the relationship of fitting with each other. It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A big disk driving mechanism of a mahjong machine comprises a big disk (12), a big disk motor (13) used for driving the big disk (12) to rotate, and a driving wheel mounting structure used for connecting the big disk (12) and the big disk motor (13), wherein one side of the big disk (12) is provided with annular internal teeth (14); the method is characterized in that: the driving wheel mounting structure comprises a driving wheel (1), an elastic piece, a swinging block (2) and a shaft sleeve (8) fixedly connected with the swinging block (2), an output shaft of a large disc motor (13) is fixedly connected with the shaft sleeve (8), and the driving wheel (1) of the driving wheel mounting structure is in meshing transmission connection with annular inner teeth (14) of a large disc (12);
a first through hole (3) is formed in the center of the driving wheel (1), the swinging block (2) is rotatably arranged in the first through hole (3) of the driving wheel (1), and the swinging block (2) is axially limited in the first through hole (3); the elastic piece is arranged between the driving wheel (1) and the swinging block (2) and gives the tendency of keeping relative static common motion to the driving wheel (1) and the swinging block (2), and when the driving wheel (1) and the swinging block (2) rotate relatively, the elastic piece urges the driving wheel (1) and the swinging block (2) to return and restore the relative static common motion state.
2. The large disk drive mechanism of a mahjong machine according to claim 1, wherein: the elastic piece is elastic piece (5), the first recess that communicates with first through-hole (3) is seted up to at least one side of first through-hole (3), first recess includes two elastic piece dashpots (6) and sets up support arch (7) between two elastic piece dashpots (6), elastic piece (5) embedding in the first recess, the both ends that are close to swing piece (2) one side on elastic piece (5) offset with the inside wall of first recess respectively, and the opposite side and the support arch (7) of elastic piece (5) offset.
3. The large disk drive mechanism for a mahjong machine according to claim 2, wherein: the relative both sides of first through-hole (3) are seted up respectively with first through-hole (3) intercommunication first recess, two it all is embedded to be in the first recess the flexure strip (5).
4. The large disk drive mechanism for a mahjong machine according to claim 2, wherein: two arch-shaped grooves (9) are formed in one side, opposite to the first groove, of the driving wheel (1), the arch-shaped grooves (9) correspond to the supporting protrusions (7) one by one, the two arch-shaped grooves (9) are communicated with the first through hole (3), and the two arch-shaped grooves (9) and the first through hole (3) form a shaft sleeve mounting hole together; one side that lies in first recess on action wheel (1) is equipped with gland (10) that is used for the spacing swing piece of axial (2), axle sleeve (8) part stretches into in the axle sleeve mounting hole, be close to one side of archway groove (9) on action wheel (1), axle sleeve (8) offset with support arch (7), be close to one side of first recess on action wheel (1), gland (10) offset with swing piece (2), the combined action of gland (10) and axle sleeve (8) will swing piece (2) axial spacing in first through-hole (3).
5. The large disk drive mechanism for a mahjong machine according to claim 2, wherein: and second grooves (11) are formed in the two sides of the position, corresponding to the supporting bulge (7), of the swinging block (2).
6. The large disk drive mechanism for a mahjong machine according to claim 2, wherein: at least one end of the elastic sheet (5) is not in contact with the inner side wall of the first groove.
7. The large disk drive mechanism for a mahjong machine according to claim 2, wherein: the elastic piece (5) is a single piece or formed by overlapping a plurality of pieces.
8. The large disk drive mechanism of a mahjong machine as recited in claim 4, wherein: the swinging block (2) is fixedly connected with the gland (10) or integrally formed.
9. The large disk drive mechanism of a mahjong machine as recited in claim 4, wherein: the gland (10) is fixedly connected with the driving wheel (1).
10. A mahjong machine is characterized in that: large disk drive comprising a mahjong machine according to any one of the preceding claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496273.4U CN210813881U (en) | 2019-09-09 | 2019-09-09 | Mahjong machine and large disc driving mechanism thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921496273.4U CN210813881U (en) | 2019-09-09 | 2019-09-09 | Mahjong machine and large disc driving mechanism thereof |
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| Publication Number | Publication Date |
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| CN210813881U true CN210813881U (en) | 2020-06-23 |
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| CN201921496273.4U Active CN210813881U (en) | 2019-09-09 | 2019-09-09 | Mahjong machine and large disc driving mechanism thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110420452A (en) * | 2019-09-09 | 2019-11-08 | 浙江宣和电器有限公司 | A kind of mahjong machine and its deep bid driving mechanism |
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2019
- 2019-09-09 CN CN201921496273.4U patent/CN210813881U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110420452A (en) * | 2019-09-09 | 2019-11-08 | 浙江宣和电器有限公司 | A kind of mahjong machine and its deep bid driving mechanism |
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Effective date of registration: 20210429 Address after: 311223 1st floor, building 3, 888 Shenda Road, Jingjiang street, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Chaosheng Electromechanical Technology Co.,Ltd. Address before: 311223 No. 888 Shenda Road, Jingjiang Street, Xiaoshan District, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG XUANHE ELECTRICAL APPLIANCES Co.,Ltd. |
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