CN210196253U

CN210196253U - Agricultural machinery push-and-pull flexible axle controlling means

Info

Publication number: CN210196253U
Application number: CN201920450731.4U
Authority: CN
Inventors: Siyuan Guo; 郭思远; Jianzhou Guo; 郭建周
Original assignee: Luoyang Xingyu Flexible Shaft Controller Co Ltd
Current assignee: Luoyang Xingyu Flexible Shaft Controller Co Ltd
Priority date: 2019-04-04
Filing date: 2019-04-04
Publication date: 2020-03-27
Anticipated expiration: 2029-04-04

Abstract

The utility model discloses an agricultural machinery push-and-pull flexible axle controlling means, which comprises a housin, the inside disc that is equipped with of casing left end, the disc passes through support and casing fixed connection, the disc top is equipped with the handle, the handle is articulated with the disc, the handle stretches out from the casing, the handle outside is equipped with the soft cover of elasticity, the soft cover parcel handle of elasticity is fixed on the casing, make the handle have elastic buffer when rotating, avoid when external force is great, the handle leads to the handle to damage or split with casing direct contact, be equipped with the ball on the handle, the ball passes through the spring and is connected with the handle. The utility model provides an agricultural machinery push-and-pull flexible axle controlling means, the structure sets up ingenious and arrange rationally, drives the disc through the handle and rotates, and the disc passes through the connecting rod and drives the connecting axle horizontal slip, connects and drives the flexible axle horizontal slip through the bearing, has realized the push-and-pull of control flexible axle, and when ball on the handle did not slide to spherical recess, thereby the spring on the slider can drive the slider motion and make flexible axle and handle realize reseing.

Description

Agricultural machinery push-and-pull flexible axle controlling means

Technical Field

The utility model relates to a flexible axle controlling means specifically is an agricultural machinery push-and-pull flexible axle controlling means.

Background

The flexible shaft is a shaft which has small rigidity and elasticity and can be freely bent and driven. The flexible shaft is used for connecting two shafts which have different axes and do not move in the same direction or have relative movement so as to transmit rotary motion and torque, and can flexibly transmit the rotary motion and the torque to any position. Each layer has 4 ~ 12 steel wires, the adjacent 2 layers of steel wires winding opposite direction, the flexible axle finished product distinguishes the left and right direction of rotation, it needs and guarantees the flexible axle life-span to be suitable for the different direction of rotation of motor, the flexible axle can be for transmission flexible axle and push-and-pull flexible axle two kinds according to the transmission mode, the flexible axle is named by the usage, it uses as a kind of non-linear transmission or the transmission part between the coplanar in the mechanical design, it can simplify transmission machinery, transmission precision is high simultaneously, use department is extensive, such as concrete vibrator, pneumatic pick, marine water pump, the transmission of medical instrument and lathe, the odometer of car all can use the flexible axle to transmit, in addition, can also relax the impact.

The existing push-pull device for the lower flexible shaft cannot easily push and pull the flexible shaft, if the push-pull of the flexible shaft is controlled by a gear rack, the gear rack is low in transmission efficiency, complex to process and high in processing precision requirement, and the traditional push-pull flexible shaft control device is not provided with a reset and limiting device and cannot meet the push-pull state of the flexible shaft under different use conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an agricultural machine push-and-pull flexible axle controlling means to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a flexible shaft control device for agricultural machinery push-pull comprises a shell, a disc is arranged inside the left end of the shell and fixedly connected with the shell through a support, a handle is arranged above the disc and hinged with the disc, the handle extends out of the shell, an elastic soft sleeve is arranged outside the handle and wraps the handle and is fixed on the shell, so that the handle is elastically buffered when rotating, and when external force is larger, the handle is damaged or broken due to the direct contact between the handle and the shell, the handle is provided with a ball which is connected with the handle through a spring, the shell is provided with an arc chute corresponding to the ball, the ball can freely slide in the arc chute, two ends of the arc chute are provided with spherical grooves which play a role in limiting the handle, when the handle drives the balls to slide to the two ends of the arc-shaped sliding groove, the balls are provided with springs to stretch into the spherical grooves, so that the handle cannot move, and the disc is further provided with a telescopic mechanism.

As a further aspect of the present invention: the telescopic mechanism comprises a connecting rod, the left side of the connecting rod is hinged below the disc, the right side of the connecting rod is connected with the connecting shaft, through holes are formed in the positions, corresponding to the connecting shaft, of the A end face and the B section in the shell, the connecting shaft can conveniently penetrate through the through holes, a flexible shaft is arranged on the right side of the connecting shaft and connected with the connecting shaft through a bearing, a flexible shaft through hole is formed in the position, corresponding to the flexible shaft, of the right side of the shell.

As a further aspect of the present invention: resetting means includes the slider, slider and connecting axle fixed connection, and both sides are equipped with the wearing layer about the slider, and it is impaired to avoid long-time use to lead to the slider, the slide in the follow-up use of slider of not being convenient for, the casing between A terminal surface and the B terminal surface corresponds the slider position and is equipped with the spout, and the spout left side is equipped with the blotter, through spring coupling between blotter and the slider, when the blotter has avoided the slider to be pulled back by the spring, with casing direct collision, leads to the impaired unable normal slip in the spout of slider.

As a further aspect of the present invention: still include lubricating arrangement, lubricating arrangement includes the oil filler point, and the oil filler point is located the spherical recess top on arc spout right side, with right side spherical recess intercommunication, be equipped with the oil cap to the casing of drinking oil filler point top, open the oil cap during the use, pass through the oil filler point with lubricating oil and pour into in to the spherical recess, twist grip drives the ball and makes a round trip to slide in the arc spout, reaches lubricated effect, avoids because long-time the use, because lubricated not enough between ball and the recess, lead to the ball wearing and tearing, it is the rotation that the handle can not be unobstructed, the influence uses the impression.

Compared with the prior art, the utility model discloses the beneficial effect of following several aspects has:

1. the utility model provides an agricultural machinery push-and-pull flexible axle controlling means, the structure sets up ingenious and arrange rationally, drives the disc through the handle and rotates, and the disc passes through the connecting rod and drives the connecting axle horizontal slip, connects and drives the flexible axle horizontal slip through the bearing, has realized the push-and-pull of control flexible axle.

1. The utility model provides a resetting device, when ball on the handle does not slide to spherical recess, thereby spring on the slider can drive the slider motion and make flexible axle and handle realize reseing, can reduce personnel's operation volume, can also effectual reduction because the maloperation that leads to in time resets is not in time, also make things convenient for personnel to discover the operation error simultaneously, loosen the reseing that the handle flexible axle just can be timely, and be equipped with the blotter on the casing that corresponds the slider position, the rigid impact of having avoided slider and casing causes the slider damage.

2. Be provided with the ball on this novel well handle of use, can make the handle operation sensitive, the ball also is a stop device simultaneously, slides to spherical recess when the ball in, the handle just keeps motionless at not having sufficient external force, is that the flexible axle keeps the state of shortening or extension always, satisfies the user requirement under the different situation.

3. The utility model provides a lubricating device uses long-time back when this device, for the slip that surface ball and arc spout and spherical recess can not be sensitive, can be through the oiling hole to adding lubricating oil in the spherical recess, be the ball at arc spout and spherical recess by the slip that can be sensitive, has kept the sensitivity of handle.

4. The utility model discloses a be equipped with the wearing layer on the slider, avoid slider and the long-time sliding contact of spout, cause the wearing and tearing of slider to make the slider can not be in the sensitive slip of spout.

5. The utility model provides a handle outside is equipped with the soft cover of elasticity, and the soft cover of elasticity parcel handle fixes on the casing, makes the handle have elastic buffer when rotating, avoids when external force is great, and handle and casing direct contact lead to the handle to damage or split, cause whole device can not normal use.

Drawings

Fig. 1 is a schematic structural diagram of an agricultural mechanical push-pull flexible shaft control device.

Fig. 2 is a schematic structural diagram of a position a in the push-pull flexible shaft control device of the agricultural machine.

Fig. 3 is a schematic structural diagram of a position B in the push-pull flexible shaft control device of the agricultural machine.

In the figure: 1. a housing; 2. a through hole; 3. a spherical recess; 4. a handle; 5. an elastic soft sleeve; 6. an arc-shaped chute; 7. a ball bearing; 8. a support; 9. a disc; 10. a connecting rod; 11. an end face A; 12. a cushion pad; 13. a spring; 14. a slider; 15. a chute; 16. a connecting shaft; 17. a bearing; 18. a through hole of the flexible shaft; 19. a flexible shaft; 20. end face B; 21. a wear layer; 22. a groove; 23. an oil filler hole; 24. and (7) an oil cover.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Referring to fig. 1-3, an agricultural mechanical push-pull flexible shaft control device comprises a housing 1, a disc 9 is arranged inside the left end of the housing 1, the disc 9 is fixedly connected with the housing 1 through a bracket 8, a handle 4 is arranged above the disc 9, the handle 4 is hinged with the disc 9, the handle 4 extends out of the housing 1, an elastic soft sleeve 5 is arranged outside the handle 4, the elastic soft sleeve 5 wraps the handle 4 and is fixed on the housing 1, so that rigid impact between the handle 4 and the housing 1 during rotation is converted into elastic impact, damage or fracture of the handle 4 caused by direct contact between the handle 4 and the housing 1 when external force is large is avoided, a groove 22 is arranged on the handle 4, a ball 7 is arranged at a position corresponding to the groove 22, the ball 7 is connected with the groove 22 on the handle 4 through a spring 13, an arc-shaped chute 6 is arranged at a position corresponding to the ball 7 on the housing 1, and the ball, the two ends of the arc-shaped chute 6 are provided with the spherical grooves 3, the spherical grooves 3 play a limiting role on the handle 4, when the handle 4 drives the balls 7 to slide to the two ends of the arc-shaped chute 6, the balls 7 are bounced into the spherical grooves 3 by the springs 13, so that the handle 4 cannot move, and the disc 9 is also provided with a telescopic mechanism;

the telescopic mechanism comprises a connecting rod 10, the left side of the connecting rod 10 is hinged below a disc 9, the right side of the connecting rod 10 is connected with a connecting shaft 16, through holes 2 are formed in positions, corresponding to the connecting shaft 16, of an end surface A11 and an end surface B20 in a shell 1, the connecting shaft 16 can conveniently penetrate through the through holes 2, a flexible shaft 19 is arranged on the right side of the connecting shaft 16, the flexible shaft 19 is connected with the connecting shaft 16 through a bearing 17, a flexible shaft through hole 18 is formed in the position, corresponding to the flexible shaft 19, of the right side of the shell 1;

the reset device comprises a slide block 14, the slide block 14 is fixedly connected with a connecting shaft 16, wear-resistant layers 21 are arranged on the upper side and the lower side of the slide block 14, the slide block 14 is prevented from being damaged due to long-time use, the slide block 14 is not convenient to slide in subsequent use, a sliding groove 15 is formed in the position, corresponding to the slide block 14, of the shell 1 between the end surface 11A and the end surface 20B, a buffer cushion 12 is arranged on the left side of the sliding groove 15, the buffer cushion 12 is connected with the slide block 14 through a spring 13, and the buffer cushion 12 prevents the slide block 14 from being damaged and being incapable of normally sliding in the sliding groove 15 due;

still include lubricating arrangement, lubricating arrangement includes oil filler point 23, oil filler point 23 is located the spherical recess 3 tops on 6 right sides of arc spout, communicate with spherical recess 3 on right side, casing 1 to drinking oil filler point 23 top is equipped with oil cap 24, open oil cap 24 during the use, pass through oil filler point 23 with lubricating oil and pour into in spherical recess 3, twist grip 4 drives ball 7 and makes a round trip to slide in arc spout 6, reach lubricated effect, avoid because long-time the use, because lubricated not enough between ball 7 and the recess, lead to ball 7 wearing and tearing, make handle 4 can not unobstructed rotation, the influence uses the impression.

When the flexible shaft needs to be extended and then is immediately reset, the handle is pushed leftwards but not pushed to the leftmost side, the handle drives the balls to slide in the arc-shaped sliding groove, meanwhile, the handle drives the disc to rotate, so that the connecting rod on the disc is pushed to move, the connecting rod drives the connecting shaft and the sliding block on the connecting shaft to slide rightwards in the sliding groove, the connecting shaft drives the flexible shaft to move forwards through the bearing, when the sliding block moves rightwards, the spring is in a stretching state, when the flexible shaft needs to be extended and maintains the extending state, the handle is pushed to the leftmost side, the balls on the handle slide leftwards, and the spring connected with the balls is in a compressing state, when the ball rolls to the leftmost side of the arc-shaped chute, the ball is bounced into the spherical groove by the spring, so that the spring on the sliding block cannot drive the disc to rotate through the connecting shaft and the connecting rod when contracting, thereby realizing that the flexible shaft is always in an extended state, when the ball needs to be reset, the handle is pulled to slide the ball out of the spherical groove by pulling, thereby realizing the reset of the flexible shaft, similarly, when the flexible shaft needs to be shortened, the handle is pushed rightwards, the handle drives the ball to slide rightwards in the arc-shaped chute, meanwhile, the handle drives the disc to rotate, the disc drives the connecting shaft and the sliding block to move leftwards through the connecting rod, the connecting shaft drives the flexible shaft to shorten the flexible shaft leftwards through the bearing, at the moment, the spring on the sliding block is in a compressed state, when the handle is loosened, the spring pop, the handle can not smoothly drive the ball to slide when pushed and pulled, lubricating oil can be added into the spherical groove through the oil filling hole box periodically instead of the oil cap, and the handle is continuously pushed after the lubricating oil is added, so that the lubricating oil is fully lubricated in the ball, the arc-shaped sliding groove and the spherical groove.

In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A flexible shaft control device for agricultural machinery push-pull comprises a shell (1) and is characterized in that a disc (9) is arranged inside the left end of the shell (1), the disc (9) is fixedly connected with the shell (1) through a support (8), a handle (4) is arranged above the disc (9), the handle (4) is hinged with the disc (9), the handle (4) extends out of the shell (1), an elastic soft sleeve (5) is arranged on the outer side of the handle (4), the elastic soft sleeve (5) wraps the handle (4) and is fixed on the shell (1), a groove (22) is formed in the handle (4), balls (7) are arranged at positions corresponding to the groove (22) in the groove (22), the balls (7) are connected with the groove (22) in the handle (4) through springs (13), an arc-shaped chute (6) is arranged at positions corresponding to the balls (7) in the shell (1), spherical grooves (3) are arranged at two, and a telescopic mechanism is also arranged on the disc (9).

2. An agricultural mechanical push-pull flexible shaft control device as claimed in claim 1, wherein the telescoping mechanism comprises a connecting rod (10), the left side of the connecting rod (10) is hinged below the disc (9), the right side of the connecting rod (10) is connected with a connecting shaft (16), through holes (2) are formed in the positions, corresponding to the connecting shaft (16), of the end surface A (11) and the end surface B (20) in the shell (1), a flexible shaft (19) is arranged on the right side of the connecting shaft (16), the flexible shaft (19) is connected with the connecting shaft (16) through a bearing (17), and a flexible shaft through hole (18) is formed in the position, corresponding to the flexible shaft (19), of the right side of the shell (1.

3. An agricultural mechanical push-pull flexible shaft control device as claimed in claim 2, characterized in that a reset device is further provided on the connecting shaft (16).

4. An agricultural mechanical push-pull flexible shaft control device as claimed in claim 3, characterized in that the reset device comprises a slider (14), the slider (14) is fixedly connected with the connecting shaft (16), wear layers (21) are arranged on the upper and lower sides of the slider (14), and a sliding groove (15) is arranged on the position, corresponding to the slider (14), of the shell (1) between the A end surface (11) and the B end surface (20).

5. An agricultural mechanical push-pull flexible shaft control device as claimed in claim 4, characterized in that a cushion (12) is provided on the left side of the sliding groove (15), and the cushion (12) and the slider (14) are connected through a spring (13).

6. An agricultural mechanical push-pull flexible shaft control device as claimed in any one of claims 1-5, further comprising a lubricating device, wherein the lubricating device comprises an oil filling hole (23), the oil filling hole (23) is located above the spherical groove (3) on the right side of the arc-shaped sliding groove (6) and communicated with the spherical groove (3) on the right side, and an oil cover (24) is arranged on the shell (1) above the oil filling hole (23).