CN218589660U

CN218589660U - Linear motion driving device and clutch mechanism used in driving device

Info

Publication number: CN218589660U
Application number: CN202220645746.8U
Authority: CN
Inventors: 王其健
Original assignee: Dongguan Chang'an Sanquan Electronic Co ltd
Current assignee: Dongguan Chang'an Sanquan Electronic Co ltd
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2023-03-10
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a straight line operation drive arrangement and be arranged in clutch mechanism of this drive arrangement, wherein straight line operation drive arrangement includes: the box body and set up motor in the box body, with the drive mechanism of motor interlock, with the moving part of drive mechanism interlock, drive mechanism in include one through motor drive's toothed disc, toothed disc and moving part interlock, rotate through the toothed disc and drive moving part straight line reciprocating motion, the moving part on be connected with one and extend to the outside pull wire of box body, the cover is equipped with the spring pipe on the pull wire. The utility model discloses during the use, the moving part will drive the pull wire at the operation in-process, because pull wire self pliability, so the direction of pull wire is realized through the spring sleeve pipe, and the spring sleeve pipe bending type wantonly, so finally just can realize the straight line operation at optional position, arbitrary direction through the object that the pull wire drove.

Description

Linear motion driving device and clutch mechanism used in driving device

The technical field is as follows:

the utility model relates to a mechanical drive technical field refers in particular to a straight line operation drive arrangement and is arranged in clutch mechanism among this drive arrangement.

The background art comprises the following steps:

in some electronic toy products and greeting card products, small-sized driving devices are often used, and the driving devices drive dolls or ornaments to move, so that the interestingness of the products is increased. The driving device adopted at present generally drives a transmission mechanism through a motor, and drives a doll or an ornament to run through the transmission mechanism, and the driving device has the following defects:

1. the current driving device has a single operation mode, and cannot drive the doll to operate in any direction.

2. The existing driving device drives a transmission mechanism through a motor, and the transmission mechanism generally adopts a gear transmission mechanism, a worm gear transmission mechanism, a rack transmission mechanism or a composite transmission mechanism of the transmission mechanisms. The rigid transmission realized by the transmission mechanisms can cause the doll to be stuck sometimes due to the misoperation of a user in the actual operation process, so that the motor is overloaded due to overlarge load.

In view of this, the present inventors propose the following.

The utility model has the following contents:

the utility model discloses the first technical problem that will solve just lies in overcoming the not enough of prior art, provides a straight line operation drive arrangement, and this drive arrangement can drive two objects simultaneously and realize different operational modes.

The utility model discloses the second technical problem that will solve just lies in overcoming prior art's not enough, provides a clutching mechanism that can be arranged in above-mentioned sharp operation drive arrangement.

In order to solve the first technical problem, the utility model adopts the following technical scheme: a linearly operating drive device comprising: the box body and set up motor in the box body, with the drive mechanism of motor interlock, with the moving part of drive mechanism interlock, drive mechanism in include one through motor drive's toothed disc, toothed disc and moving part interlock, rotate through the toothed disc and drive moving part straight line reciprocating motion, the moving part on be connected with one and extend to the outside pull wire of box body, the cover is equipped with the spring pipe on the pull wire.

Further, in the above technical solution, the transmission mechanism includes: the worm gear comprises a worm fixed with an output shaft of the motor, a worm wheel linked with the worm, and a gear disc meshed with the worm wheel.

Furthermore, in the above technical solution, a sliding groove corresponding to the moving track of the moving part is formed on the box body, and a movable cover located outside the box body is connected with the moving part through the sliding groove and drives the strip to linearly reciprocate along the sliding groove at the moving part.

Furthermore, in the above technical solution, the movable member is provided with a clamping block, the movable cover is provided with a clamping hole matched with the clamping block, and the movable member is connected with the movable cover by the clamping block and the clamping hole being in snap fit.

Furthermore, in the above technical scheme, the gear disc and the moving member are linked through a clutch member, the moving member is provided with a transverse chute, the clutch member is movably connected with the gear disc, a pin shaft eccentrically arranged with the gear disc is formed on the clutch member, and the pin shaft falls into the transverse chute.

Furthermore, in the above technical solution, the gear plate is provided with a clutch groove, and a side wall of the clutch groove is formed by a plurality of continuous positioning grooves; the clutch part main body is in an 8 shape, and elastic ring bodies are respectively formed on two opposite sides of the clutch part main body; the clutch piece is positioned in the clutch groove, the centers of the clutch grooves of the clutch piece are overlapped, and the end parts of the two elastic ring bodies fall into the two oppositely distributed positioning grooves; a pin is formed on one of the elastic ring bodies.

Further, in the above technical solution, the linearly-moving driving means is provided in the interlayer of the greeting card.

After the technical scheme is adopted, the utility model discloses drive arrangement compares with prior art and has following beneficial effect: firstly, the moving part drives the traction wire in the operation process, and the direction of the traction wire is realized through the spring sleeve pipe due to the flexibility of the traction wire, and the spring sleeve pipe can be bent and formed at will, so that the linear operation at any position and in any direction can be realized through an object driven by the traction wire.

In order to solve the second technical problem, the utility model adopts the following technical scheme: a clutch mechanism comprising: the gear disc and the moving piece are linked through a clutch piece, a clutch groove is formed in the gear disc, and the side wall of the clutch groove is formed by a plurality of continuous positioning grooves; the clutch part main body is in an 8 shape, and elastic ring bodies are respectively formed on two opposite sides of the clutch part main body; the clutch piece is positioned in the clutch groove, the centers of the clutch grooves of the clutch piece are overlapped, and the end parts of the two elastic ring bodies fall into the two positioning grooves which are distributed oppositely; the pin shaft is formed on one of the elastic ring bodies.

Furthermore, in the above technical solution, the positioning groove is an arc groove.

Furthermore, in the above technical solution, the clutch member is an integrally formed plastic member.

After the technical scheme is adopted, the utility model discloses clutching mechanism has following beneficial effect: the clutch piece and the clutch groove are in clamping fit through the elastic ring body, synchronous rotation of the clutch piece and the clutch groove is achieved through clamping fit pressure between the elastic ring body and the positioning groove, and the movable piece is driven to move by the gear disc. When the load on the moving part is too large, the gear disc can not drive the clutch piece to continue synchronous rotation, the elastic ring body on the clutch piece is compressed, and the clutch piece can rotate in the clutch groove, so that the condition that the driving part is damaged due to too large load is avoided.

Description of the drawings:

FIG. 1 is a front view of the present invention;

fig. 2 is an exploded perspective view of the present invention;

FIG. 3 is a schematic view of a usage state of the present invention;

fig. 4 is a schematic view of the present invention applied to a greeting card.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and the accompanying drawings.

As shown in fig. 1 to 2, the present invention relates to a linear motion driving device, which comprises: the box body 1, motor 2, drive mechanism 3, moving part 4 that set up in the box body 1.

The box body 1 by

upper cover

11 and 12 reciprocal anchorages form, drive mechanism 3 adopt the compound drive mechanism of worm gear and gear, it includes: a worm 31 fixed to an output shaft of the motor 2, a worm wheel 32 interlocked with the worm 31, and a gear plate 33 engaged with the worm wheel 32. Wherein the gear disc 33 is interlocked with the moving part 4, and the moving part 4 is driven to linearly reciprocate by the rotation of the gear disc 33.

The moving piece 4 is connected with a traction wire 5 extending to the outside of the box body 1, and the traction wire 5 is sleeved with a spring tube 6. The traction wire 5 is made of steel wire, and the steel wire has certain elasticity and is not easy to deform. The spring tube 6 has a sleeve function and it ensures that the traction wire 5 runs smoothly and can be bent arbitrarily with the traction wire 5, as shown in fig. 3. When the movable element 4 moves linearly in a reciprocating manner, the movable element drives the traction wire 5 to extend and retract in the spring tube 6 in a reciprocating manner.

The box body 1 is provided with a sliding groove 10 corresponding to the moving track of the moving part 4, and a movable cover 7 positioned at the outer side of the box body 1 is connected with the moving part 4 through the sliding groove 10 and moves linearly and reciprocally along the sliding groove 10 under the driving of the moving part 4. The movable member 4 and the movable cover 7 can be connected by snap-fit connection, as shown in fig. 2, a snap block 41 is disposed on the movable member 4, a snap hole 71 engaged with the snap block 41 is disposed on the movable cover 7, and the movable member 4 and the movable cover 7 are connected by snap-fit engagement of the snap block 41 and the snap hole 71. In this way, the movable cover 7 and the traction wire 5 can be simultaneously moved by means of a movable element 4.

In order to guarantee that the whole device can not appear the dead condition of card at the operation in-process, the utility model discloses in set up a clutching mechanism. Referring to fig. 2, the gear plate 33 and the movable member 4 are linked by a clutch member 8, a transverse sliding groove 40 is formed in the movable member 4, the clutch member 8 is movably connected with the gear plate 33, a pin 80 eccentrically disposed with the gear plate 33 is formed on the clutch member 8, and the pin 80 falls into the transverse sliding groove 40. When the gear disc 33 rotates, the clutch member 8 will rotate synchronously, so as to drive the movable member 4 to move linearly and reciprocally through the cooperation of the pin 80 and the transverse sliding slot 40. Wherein the chute 10 functions as a guide. Naturally, in order to further ensure that the movable element 4 moves linearly, a guide groove is provided in the case 1, which is slidably engaged with the movable element 4, thereby ensuring that the movable element 4 moves linearly back and forth along the guide groove.

The gear plate 33 is provided with a clutch groove 330, and the side wall of the clutch groove 330 is composed of a plurality of continuous positioning grooves 331; the main body of the clutch part 8 is in an 8 shape, and elastic ring bodies 81 are respectively formed on two opposite sides of the main body; the clutch piece 8 is positioned in the clutch groove 330, the centers of the clutch grooves 330 of the clutch piece 8 are overlapped, and the ends of the two elastic ring bodies 81 fall into the two oppositely distributed positioning grooves 331; the pin 80 is formed on one of the elastic ring bodies 81.

The clutch 8 and the clutch groove 330 are engaged with each other by the elastic ring 81, and the clutch and the groove are rotated synchronously by the engaging pressure between the elastic ring 81 and the positioning groove 331, so that the gear plate 33 drives the movable member 4 to move. When the load on the movable element 4 is too large, the gear disc 33 cannot drive the clutch element 8 to continue synchronous rotation, the elastic ring body 81 on the clutch element 8 is compressed, so that the clutch element 8 can rotate in the clutch groove 330, and the damage of the motor 2 element caused by the too large load is avoided.

The clutch member 8 is generally made of plastic material and integrally formed, but may be made of metal material. In order to ensure that the clutch member 8 and the positioning groove 331 can be mutually clamped and positioned and can also ensure that the clutch member and the positioning groove 331 can relatively rotate under the condition of overlarge load, the positioning groove 331 is an arc groove.

Referring to fig. 3, this is an embodiment of the greeting card 9 in which the linearly operating drive mechanism of the present invention is provided in the compartment of the greeting card 9, in which a doll 91 is secured to the end of the pull wire 5 and a doll 92 is secured to the removable cover 7. Since the spring tube 6 can be bent, in this embodiment, it is bent by 90 °, so as to drive the doll 91 to move up and down in the vertical direction. Meanwhile, the movable cover 7 drives the doll 92 to reciprocate in the horizontal direction, so that the interest of the greeting card is improved.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims

1. A linearly operating drive device comprising: box body (1) and motor (2) of setting in box body (1), drive mechanism (3) with motor (2) interlock, moving part (4) with drive mechanism (3) interlock, drive mechanism (3) in include one through motor (2) driven toothed disc (33), toothed disc (33) and moving part (4) interlock, rotate through toothed disc (33) and drive moving part (4) straight reciprocating motion, its characterized in that: the movable piece (4) is connected with a traction wire (5) extending to the outside of the box body (1), and the traction wire (5) is sleeved with a spring tube (6).

2. A linearly running driving apparatus according to claim 1, wherein: the transmission mechanism (3) comprises: a worm (31) fixed with the output shaft of the motor (2), a worm wheel (32) linked with the worm (31), and a gear disc (33) meshed with the worm wheel (32).

3. A linearly running driving apparatus according to claim 1, wherein: a sliding groove (10) corresponding to the moving track of the moving part (4) is formed in the box body (1), a movable cover (7) located on the outer side of the box body (1) is connected with the moving part (4) through the sliding groove (10), and the moving part (4) drives the strip to linearly reciprocate along the sliding groove (10).

4. A linearly running drive according to claim 3, wherein: the movable piece (4) is provided with a clamping block (41), the movable cover (7) is provided with a clamping hole (71) matched with the clamping block (41), and the movable piece (4) is connected with the movable cover (7) through the clamping block (41) and the clamping hole (71) in a buckling fit mode.

5. A linearly running drive according to claim 1, wherein: gear disc (33) and moving part (4) through a separation and reunion piece (8) interlock, seted up a horizontal spout (40) on moving part (4), separation and reunion piece (8) and gear disc (33) swing joint, the shaping has round pin axle (80) that are eccentric setting with gear disc (33) on separation and reunion piece (8), and this round pin axle (80) fall into in horizontal spout (40).

6. A linearly running driving apparatus according to claim 5, wherein: the gear disc (33) is provided with a clutch groove (330), and the side wall of the clutch groove (330) is composed of a plurality of continuous positioning grooves (331); the main body of the clutch piece (8) is in a shape of 8, and elastic ring bodies (81) are respectively formed on two opposite sides of the clutch piece; the clutch piece (8) is positioned in the clutch groove (330), the centers of the clutch grooves (330) of the clutch piece (8) are overlapped, and the ends of the two elastic ring bodies (81) fall into the two positioning grooves (331) which are distributed oppositely; the pin shaft (80) is formed on one elastic ring body (81).

7. A linearly-operated driving apparatus according to any one of claims 1 to 6, wherein: the linearly moving drive means is provided in the interlayer of the greeting card (9).

8. A clutch mechanism comprising: gear disc (33), moving part (4), this gear disc (33) and moving part (4) are through a separation and reunion piece (8) interlock, its characterized in that: the gear disc (33) is provided with a clutch groove (330), and the side wall of the clutch groove (330) is composed of a plurality of continuous positioning grooves (331); the main body of the clutch piece (8) is in an 8 shape, and elastic ring bodies (81) are respectively formed on two opposite sides of the main body; the clutch piece (8) is positioned in the clutch groove (330), the centers of the clutch grooves (330) of the clutch piece (8) are overlapped, and the end parts of the two elastic ring bodies (81) fall into two oppositely distributed positioning grooves (331); a pin (80) is formed on one of the elastic ring bodies (81).

9. A clutch mechanism according to claim 8, characterised in that: the positioning groove (331) is an arc groove.

10. A clutch mechanism according to claim 8, characterised in that: the clutch piece (8) is integrally formed.