CN212104243U

CN212104243U - Novel swing arm mechanism

Info

Publication number: CN212104243U
Application number: CN202020305068.1U
Authority: CN
Inventors: 张忠民; 王新强
Original assignee: Jining Addforce Machine Co ltd
Current assignee: Jining Addforce Machine Co ltd
Priority date: 2020-03-13
Filing date: 2020-03-13
Publication date: 2020-12-08
Anticipated expiration: 2030-03-13

Abstract

The utility model discloses a novel swing arm mechanism, which comprises a swing arm device body, wherein the swing arm device body comprises a fixed box body, a top bearing plate is arranged at the position of the top surface of the fixed box body, a bottom bearing plate is arranged at the bottom of the fixed box body, cylinder barrels are arranged at the positions of the left side surface and the right side surface of the fixed box body, and pistons are arranged at the positions of the inner sides of the cylinder barrels; the device is provided with a special bearing disc for bearing pressure and bending moment, and can be suitable for the working conditions of the suspension arm and the digging arm; secondly, a piston of the oil cylinder is hinged with the rack, and the gear is pushed to rotate within a limited angle through the left-right movement of the piston in the cylinder barrels on the two sides, so that the impact problem caused by the mode of limiting the rotation angle through limiting is avoided; the box body is used as a mounting foundation and bears the action of vertical pressure and lateral bending moment, so that the limiting function of the rack is provided, and the gear rack is always correctly meshed in the whole working process.

Description

Novel swing arm mechanism

Technical Field

The utility model relates to a novel swing arm mechanism.

Background

The traditional swing arm device has the following defects: the traditional swing arm is limited by adopting common means, the common means can cause the problem of impact, and the impact can cause the damage of devices in a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a novel swing arm mechanism is provided.

The utility model discloses a realize through following technical scheme:

the utility model provides a novel swing arm mechanism, includes the swing arm device body, the swing arm device body is including fixed box, the position department of fixed box top surface is provided with the top bearing disc, the bottom of fixed box is provided with the bottom bearing disc, the position department of fixed box left surface and right flank all is provided with the cylinder, the inboard position department of cylinder is provided with the piston, two position department in the cylinder all is provided with the piston, two position department between the piston is provided with the rack, the inboard intermediate position department of fixed box is provided with the gear.

Preferably, the top bearing plate corresponds to the bottom bearing plate, the circle centers of the top bearing plate and the bottom bearing plate are the same circle center, a through hole is formed in the position on the inner side of the fixed box body and connected with the top bearing plate and the bottom bearing plate, a through pipe is arranged in the position in the through hole, and the gear is fixed on the outer surface of the through pipe.

Preferably, a sealing cover is arranged at the position of the bottom surface of the bottom bearing plate.

Preferably, a connecting disc is arranged at the end of the cylinder barrel and fixed on the fixed box body.

Preferably, a hydraulic joint body is arranged in the middle of two end faces of the cylinder barrel.

Preferably, an access hole is arranged at the position of the surface of the fixed box body.

The utility model has the advantages that: the device is provided with a special bearing disc for bearing pressure and bending moment, and can be suitable for the working conditions of the suspension arm and the digging arm; secondly, a piston of the oil cylinder is hinged with the rack, and the gear is pushed to rotate within a limited angle through the left-right movement of the piston in the cylinder barrels on the two sides, so that the impact problem caused by the mode of limiting the rotation angle through limiting is avoided; the box body is used as a mounting foundation and bears the action of vertical pressure and lateral bending moment, so that the limiting function of the rack is provided, and the gear rack is always correctly meshed in the whole working process.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the present invention;

fig. 2 is a bottom view of the present invention;

fig. 3 is a top view of the present invention;

FIG. 4 is a cross-sectional view of the stationary box;

fig. 5 is a sectional view of the cylinder tube.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the novel swing arm mechanism includes a swing arm device body 1, the swing arm device body 1 includes a fixed box 101, a top bearing plate 102 is disposed at a position of a top surface of the fixed box 101, a bottom bearing plate 103 is disposed at a bottom of the fixed box 101, cylinders 106 are disposed at positions of a left side surface and a right side surface of the fixed box 101, pistons 108 are disposed at positions inside the cylinders 106, pistons 108 are disposed at positions inside the two cylinders 106, a rack 109 is disposed at a position between the two pistons 108, and a gear 110 is disposed at a middle position inside the fixed box 101.

The utility model discloses in the embodiment of a preferred, top bearing plate 102 is corresponding with bottom bearing plate 103, top bearing plate 102 with the centre of a circle of bottom bearing plate 103 is same centre of a circle, the inboard position department of fixed box 101 is provided with the through hole, the through hole is connected top bearing plate 102 with bottom bearing plate 103, position department in the through hole is provided with through pipe 104, gear 110 fixes on through pipe 104's the surface.

In a preferred embodiment of the present invention, the bottom surface of the bottom bearing plate 103 is provided with a sealing cover 105.

Through being provided with the closing cap, the position of penetrating the pipe has been restricted to a certain extent.

The utility model discloses in the embodiment of a preferred, the position department of cylinder 106 tip is provided with connection pad 107, connection pad 107 is fixed on the fixed box 101.

The installation of cylinder barrel is convenient.

In a preferred embodiment of the present invention, the middle position of the two end faces of the cylinder 106 is provided with a hydraulic joint body 111.

Through being provided with the hydraulic joint body, can conveniently connect on the one hand, on the other hand has guaranteed the leakproofness between, prevents that hydraulic oil from flowing out.

In a preferred embodiment of the present invention, the position on the surface of the fixing box 101 is provided with an access opening 112.

Through being provided with the access hole, the condition when the operation can be observed through this mouth on the one hand, if breaking down simultaneously, also can observe the judgement through this mouth.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a novel swing arm mechanism which characterized in that: the swing arm device comprises a swing arm device body (1), wherein the swing arm device body (1) comprises a fixed box body (101), a top bearing disc (102) is arranged at the position of the top surface of the fixed box body (101), a bottom bearing disc (103) is arranged at the bottom of the fixed box body (101), a cylinder barrel (106) is arranged at the positions of the left side surface and the right side surface of the fixed box body (101), a piston (108) is arranged at the position of the inner side of the cylinder barrel (106), a rack (109) is arranged at the position between the pistons (108), and a gear (110) is arranged at the middle position of the inner side of the fixed box body (101.

2. The novel swing arm mechanism of claim 1, wherein: the bearing device is characterized in that the top bearing plate (102) corresponds to the bottom bearing plate (103), the circle centers of the top bearing plate (102) and the bottom bearing plate (103) are the same circle center, a through hole is formed in the position of the inner side of the fixed box body (101) and connected with the top bearing plate (102) and the bottom bearing plate (103), a through pipe (104) is arranged in the position of the through hole, and the gear (110) is fixed on the outer surface of the through pipe (104).

3. The novel swing arm mechanism of claim 1, wherein: and a sealing cover (105) is arranged at the bottom surface of the bottom bearing plate (103).

4. The novel swing arm mechanism of claim 1, wherein: and a connecting disc (107) is arranged at the end part of the cylinder barrel (106), and the connecting disc (107) is fixed on the fixed box body (101).

5. The novel swing arm mechanism of claim 1, wherein: and a hydraulic joint body (111) is arranged in the middle of two end faces of the cylinder barrel (106).

6. The novel swing arm mechanism of claim 1, wherein: and an access hole (112) is formed in the surface of the fixed box body (101).