CN217387821U

CN217387821U - Silage wraps up in package swivelling joint arm structure

Info

Publication number: CN217387821U
Application number: CN202222070128.8U
Authority: CN
Inventors: 王季; 古伟; 贾永静; 张进园; 汤朝; 赵克伟
Original assignee: Gansu Mechanical Science Research Institute Co ltd
Current assignee: Gansu Mechanical Science Research Institute Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2022-09-06
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a silage wrapping rotary connecting arm structure, which comprises a wrapping film rotating arm, wherein the wrapping film rotating arm comprises a horizontally arranged rotating arm pipe, the middle part of the rotating arm pipe is vertically and fixedly connected with a rotating shaft, a rotating chain wheel is fixedly arranged at the periphery of the rotating shaft, and a bearing rotating assembly, a locking nut and an electric slip ring are sequentially arranged at the periphery of the rotating shaft above the rotating chain wheel; the bearing rotating assembly comprises a bearing seat arranged on the periphery of the rotating shaft, a tapered roller bearing is arranged in the bearing seat, a bearing end cover is arranged at the lower port of the bearing seat, and two sides of the bearing end cover are connected with the bearing seat mounting plate; and a limiting plate is arranged on the rotating shaft between the top of the bearing seat and the locking nut, and the limiting plate is locked on the rotating shaft through the locking nut at the top of the limiting plate. The utility model discloses the structure can reduce the rate of wrapping up in package equipment trouble through self-align design and adoption electric slip ring, improve equipment operating stability to improve and wrap up in package work efficiency.

Description

Silage wraps up in package swivelling joint arm structure

Technical Field

The utility model belongs to fodder silage equipment field, concretely relates to silage wraps up in a package swivelling joint arm structure.

Background

At present, current fodder ensiling is wrapped up in a packet revolution mechanic and is mainly wrapped up in the membrane swinging boom through the unilateral and be connected with motor rotation axis, belong to simple axial direction swivelling joint structure, this swivelling joint structure is difficult to guarantee at the connection in-process verticality, wrap up in the rotatory in-process signal transmission of membrane swinging boom and mainly rely on the pencil of installing on motor rotation axis simultaneously, nevertheless because pencil and rotary part are rotatory simultaneously, the rotatory rupture phenomenon that drags of pencil easily appears in the course of the work, lead to the unable normal transmission of signal, the fault rate is higher, influence complete machine normal operating, reduce the stability of wrapping up in a packet work efficiency and ensiling and wrapping up in a packet equipment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the straightness that hangs down that current fodder ensiling wrapped up in package revolution mechanic exists and being difficult to guarantee, the fault rate is high, and the technical problem of wrapping up in package work efficiency and ensiling wrapping up in package equipment stability is wrapped up in the influence, provides an ensiling wraps up in package swivelling joint arm structure.

For realizing the purpose, the utility model adopts the following technical proposal:

a rotary connecting arm structure for ensiling wrapping comprises a film wrapping rotary arm, a bearing rotary assembly and an electric slip ring;

the film-wrapping rotating arm comprises a rotating arm pipe which is horizontally arranged, the middle part of the rotating arm pipe is vertically and fixedly connected with a rotating shaft, a rotating chain wheel is fixedly arranged on the periphery of the rotating shaft, a bearing rotating assembly, a locking nut and an electric slip ring are sequentially arranged on the periphery of the rotating shaft above the rotating chain wheel from bottom to top, and two ends of the rotating arm pipe are installed on the film-wrapping frame through rotating arm installing plates;

the bearing rotating assembly comprises a bearing seat arranged on the periphery of the rotating shaft, the bearing seat is arranged on the ensiling wrapping equipment bracket through a bearing seat mounting plate at the lower port of the bearing seat, a tapered roller bearing is arranged in the bearing seat, a bearing end cover is arranged at the lower port of the bearing seat, and two sides of the bearing end cover are connected with the bearing seat mounting plate; a limiting plate is arranged on the rotating shaft between the top of the bearing seat and the locking nut, and the limiting plate is locked on the rotating shaft through the locking nut at the top of the limiting plate;

the electric slip ring comprises a peripheral stator and an internal rotor, the stator is connected with a controller wire harness and transmits electric signals and electric energy to the controller, and the rotor is connected with the rotating shaft.

As the utility model discloses technical scheme's further improvement, the rotation axis periphery of bearing rotating assembly bottom sets firmly the flange, and rotatory sprocket passes through bolt and flange fixed connection.

Further, the bottom of the bearing seat mounting plate is flush with the lower end of the bearing seat.

Furthermore, two tapered roller bearings are arranged in the bearing seat side by side.

Compare in the package revolution mechanic with current fodder silage wrap up in, the utility model discloses following beneficial effect has:

1. the utility model discloses an electric slip ring structure, electric slip ring periphery stator are connected with the controller pencil, and inside rotor is connected with the rotation axis, can realize unlimited continuous or discontinuous 360 degrees rotations, provide rotary power, data and the signal of multichannel for bearing rotating assembly, simple structure avoids the pencil to cause along with revolution mechanic together to sprag, causes and wraps up in the revolution mechanic trouble to reduce and wrap up in package efficiency.

2. The utility model discloses bearing rotating assembly fixed position adopts bearing frame and two tapered roller bearings, can bear radial and axial joint load that radial load is given first place to, can restrict the rotation axis simultaneously and take place axial displacement in the rotation axis motion process, better assurance swivelling joint arm structure motion process's stability.

3. The utility model discloses the linking arm all adopts self-align mode installation at design in-process axis of rotation, rotatory sprocket, bearing rotating assembly etc. has reduced the problem that axiality, straightness etc. are difficult to guarantee among the assembling process, has improved the stability of wrapping up in a bag work efficiency and ensiling wrapping up in a bag equipment.

Drawings

Fig. 1 is a schematic view of the structure of the rotary connecting arm for ensiling and wrapping of the present invention;

FIG. 2 is a perspective view of a bearing block;

reference numerals: 1. a rotating arm pipe; 2. a rotating shaft; 3. a flange; 4. a rotating arm mounting plate; 5. a rotating sprocket; 6. a bearing end cap; 7. a bearing rotating assembly; 8. a bearing seat; 9. a bearing seat mounting plate; 10. a tapered roller bearing; 11. locking the nut; 12. a limiting plate; 13. an electrical slip ring.

Detailed Description

The structure and operation of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model provides an ensiling wrapping rotary connecting arm structure, which comprises a film wrapping rotary arm, a bearing rotary component 7 and an electric slip ring 13; wrap up in membrane swinging boom and include the perpendicular rigid coupling rotation axis 2 in rotation arm pipe 1 that the level set up, rotation arm pipe 1 middle part, 2 periphery fixed mounting rotating sprocket 5 of rotation axis, rotating sprocket 5 passes through chain and driving motor linkage (prior art, not shown in the figure), and 2 peripheries of rotation axis above rotating sprocket 5 are equipped with bearing rotating assembly 7, lock nut 11 and electric sliding ring 13 by supreme down in proper order, 2 peripheries of rotation axis of bearing rotating assembly 7 bottom set firmly flange 3, and rotating sprocket 5 passes through bolt and flange 3 fixed connection, fixes a position rotating sprocket 5 the position on rotation axis 2. And two ends of the rotating arm pipe 1 are arranged on the film wrapping frame through rotating arm mounting plates 4. The bearing rotating assembly 7 comprises a bearing seat 8 arranged on the periphery of the rotating shaft 2, the bearing seat 8 is arranged on the silage wrapping equipment bracket through a bearing seat mounting plate 9 at the lower end of the bearing seat 8, the bottom of the bearing seat mounting plate 9 is flush with the lower end of the bearing seat 8, two tapered roller bearings 10 are arranged in the bearing seat 8 side by side, a bearing end cover 6 is arranged at the lower end of the bearing seat 8, and two sides of the bearing end cover 6 are connected with the bearing seat mounting plate 9; a limiting plate 12 is arranged on the rotating shaft 2 between the top of the bearing seat 8 and the locking nut 11, and the limiting plate 12 is locked on the rotating shaft 2 through the locking nut 11 at the top of the limiting plate; the electrical slip ring 13 includes a peripheral stator connected to the controller harness and an internal rotor connected to the rotating shaft 2.

The working process is as follows: will the utility model discloses wrap up in the membrane swinging boom and install on wrapping up in the membrane frame through the swinging boom mounting panel 4 at 1 both ends of swinging boom pipe, install bearing rotating assembly 7 on ensiling wraps up in the equipment support through bearing frame mounting panel 9, pass through the chain with rotatory sprocket 5 and driving motor after the assembly is fixed and be connected. Start ensiling and wrap up in a packet equipment, equipment controller transmission signal to driving motor, driving motor is rotatory to drive rotatory sprocket 5 through the chain and rotate, and rotatory sprocket 5 drives rotation axis 2 of fixed connection with it when rotatory and rotates, and rotation axis 2 and rotatory arm pipe 1 fixed connection to drive rotatory arm pipe 1 and use rotation axis 2 to carry out rotary motion as the center. Through tapered roller bearing 10, bearing frame 8 structural support revolution mechanic in the motion process, reduce the mechanical load coefficient of friction of equipment at the rotation in-process, play the supporting role in axial and radial, it wraps up the revolution mechanic job stabilization nature to have guaranteed ensiling, electric sliding ring 13 rotates along with rotation axis 2 at 2 rotatory in-process rotors of rotation axis, the stator does not rotate along with rotation axis 2, utilize sliding contact, electrostatic coupling or electromagnetic coupling of sliding ring stator and sliding ring rotor, with electric signal and electric energy transmission to the equipment controller, be convenient for control system signal transmission.

Claims

1. A rotary connecting arm structure for ensiling wrapping is characterized by comprising a film wrapping rotary arm, a bearing rotary assembly and an electric slip ring;

the film-wrapping rotating arm comprises a rotating arm pipe which is horizontally arranged, the middle part of the rotating arm pipe is vertically and fixedly connected with a rotating shaft, a rotating chain wheel is fixedly arranged on the periphery of the rotating shaft and is linked with a driving motor through a chain, a bearing rotating assembly, a locking nut and an electric slip ring are sequentially arranged on the periphery of the rotating shaft above the rotating chain wheel from bottom to top, and two ends of the rotating arm pipe are installed on a film-wrapping frame through rotating arm installing plates;

2. A silage wrapping rotation link arm structure according to claim 1, wherein a flange is fixed on the periphery of the rotation shaft at the bottom of the bearing rotation assembly, and the rotation chain wheel is fixedly connected with the flange through a bolt.

3. A silage wrapping rotation link arm structure according to claim 1, wherein the bearing mount mounting plate base is flush with the lower end of the bearing mount.

4. A silage wrapping swivel arm arrangement according to any one of claims 1 to 3, wherein two tapered roller bearings are located side by side in the bearing housing.