CN215108189U

CN215108189U - Engineering machine tool protecgulum bearing structure

Info

Publication number: CN215108189U
Application number: CN202121630779.7U
Authority: CN
Inventors: 郭海涛; 周胜利
Original assignee: Shandong Youxing Hydraulic Technology Co ltd
Current assignee: Shandong Youxing Hydraulic Technology Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-12-10
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses an engineering machine tool protecgulum bearing structure, the on-line screen storage device comprises a base, the first bracing piece of base upper end fixedly connected with, the spout has been seted up to first bracing piece upper end, spout inner wall sliding connection has the telescopic link, telescopic link upper end fixedly connected with couple, install the gliding first actuating mechanism of drive telescopic link in the spout, two perpendicular grooves have been seted up to first bracing piece lateral wall symmetry erect the inslot wall and all rotate and be connected with the bull stick, bull stick lateral wall fixedly connected with second bracing piece, install drive bull stick pivoted third actuating mechanism on the bull stick. The utility model discloses a rotate first commentaries on classics hand, drive the lead screw and rotate, and then make the telescopic link slide at the spout inner wall to this length that changes whole bearing structure makes arbitrary angle can be opened to the protecgulum, when avoiding the opening angle of protecgulum to need to change, needs to be assisted through other appurtenance, facilitates the use more.

Description

Engineering machine tool protecgulum bearing structure

Technical Field

The utility model relates to an engineering machine tool technical field especially relates to an engineering machine tool protecgulum bearing structure.

Background

The engineering machinery is an important component of equipment industry, and all mechanical equipment necessary for comprehensive mechanical construction engineering required by earth and stone construction engineering, pavement construction and maintenance, mobile hoisting, loading and unloading operation and various construction engineering are called engineering machinery and are mainly used in the fields of national defense construction engineering, traffic transportation construction, energy industry construction and production and the like.

The existing front cover supporting structure of the engineering machinery mainly supports the front cover through a supporting rod, the supporting effect is poor, the stability is poor, and the existing supporting rod structure is fixed, so that the front cover is supported at a specific angle, and when the opening angle of the front cover needs to be changed, other auxiliary tools are needed for assistance, and the supporting structure is troublesome.

Based on the technical scheme, the engineering machinery front cover supporting structure is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a front cover supporting structure of engineering machinery.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an engineering machine tool protecgulum bearing structure, includes the base, the first bracing piece of base upper end fixedly connected with, the spout has been seted up to first bracing piece upper end, spout inner wall sliding connection has the telescopic link, telescopic link upper end fixedly connected with couple, install the gliding first actuating mechanism of drive telescopic link in the spout, two perpendicular grooves have been seted up to first bracing piece lateral wall symmetry, two it all rotates to be connected with the bull stick to erect the inslot wall, bull stick lateral wall fixedly connected with second bracing piece, install drive bull stick pivoted third actuating mechanism on the bull stick.

Preferably, the first driving mechanism comprises a lead screw rotatably connected to the inner wall of the chute, the side wall of the lead screw is in threaded connection with the telescopic rod, the side wall of the lead screw is fixedly connected with a first bevel gear, and a second driving mechanism for driving the lead screw to rotate is installed in the chute.

Preferably, the second driving mechanism comprises a rotating shaft rotatably connected to the inner wall of the sliding groove, a second bevel gear is fixedly connected to the side wall of the rotating shaft, the first bevel gear is meshed with the second bevel gear, one end of the rotating shaft penetrates through the side wall of the first supporting rod and is fixedly connected with a first rotating hand, and a first limiting mechanism for limiting the rotating position of the rotating shaft is mounted on the first rotating hand.

Preferably, the first limiting mechanism includes a first threaded rod in threaded connection with the side wall of the first rotating shaft, the side wall of the first supporting rod is provided with a plurality of limiting grooves matched with the first threaded rod, and the plurality of limiting grooves are symmetrically arranged along the axis of the rotating shaft.

Preferably, the third actuating mechanism includes two gears fixedly connected at two bull stick lateral walls, two the gear engagement is connected, one of them bull stick one end runs through first bracing piece back wall and fixedly connected with second commentaries on classics hand, install the second stop gear who prescribes a limit to the turned position of bull stick on the second commentaries on classics hand.

Preferably, the second stop gear includes the second threaded rod of threaded connection at the second runner lateral wall, a plurality of and second threaded rod complex thread grooves have been seted up to first bracing piece rear wall, and are a plurality of the thread groove sets up along the bull stick axis symmetry.

The utility model discloses following beneficial effect has:

1. through setting up first bracing piece, spout, telescopic link, first actuating mechanism and second actuating mechanism, through rotating first commentaries on classics hand, drive the lead screw and rotate, and then make the telescopic link slide at the spout inner wall to this changes whole bearing structure's length, makes the protecgulum open arbitrary angle, when avoiding the opening angle of protecgulum to need change, needs to be assisted through other appurtenance, facilitates the use more.

2. Through setting up perpendicular groove, bull stick, second bracing piece and third actuating mechanism, rotate the second and change the hand, drive two bull sticks and rotate, and then make two second bracing pieces rotate, constitute triangle-shaped between two second bracing pieces and the first bracing piece for whole bearing structure is more stable, and the supporting effect is better.

Drawings

Fig. 1 is a schematic perspective view of a front cover supporting structure of an engineering machine according to the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1;

FIG. 3 is a schematic cross-sectional view of the A-A oriented structure of FIG. 2;

fig. 4 is a partially enlarged view of fig. 2 at B.

In the figure: the device comprises a base 1, a first supporting rod 2, a sliding groove 3, a telescopic rod 4, a hook 5, a lead screw 6, a first bevel gear 7, a rotating shaft 8, a second bevel gear 9, a first rotating hand 10, a first threaded rod 11, a limiting groove 12, a vertical groove 13, a rotating rod 14, a second supporting rod 15, a gear 16, a second rotating hand 17, a second threaded rod 18 and a threaded groove 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships 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 being 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.

Referring to fig. 1-4, an engineering machinery front cover supporting structure, including base 1, base 1 upper end fixedly connected with first bracing piece 2, spout 3 has been seted up to first bracing piece 2 upper end, 3 inner walls of spout sliding connection have telescopic link 4, 4 upper ends fixedly connected with couples 5 of telescopic link, install the gliding first actuating mechanism of drive telescopic link 4 in the spout 3, two perpendicular grooves 13 have been seted up to 2 lateral wall symmetries of first bracing piece, two perpendicular grooves 13 inner walls all rotate and are connected with

bull stick

14, 14 lateral wall fixedly connected with second bracing pieces 15 of bull stick, install the gliding third actuating mechanism of drive bull stick 14 on the bull stick 14.

First actuating mechanism is including rotating lead screw 6 of connection at 3 inner walls of spout, 6 lateral walls of lead screw and 4 threaded connection of telescopic link, and 6 lateral walls of lead screw fixedly connected with first bevel gear 7 install the second actuating mechanism that drives 6 pivoted of lead screw in the spout 3.

The second driving mechanism comprises a rotating shaft 8 which is rotatably connected to the inner wall of the sliding groove 3, a second bevel gear 9 is fixedly connected to the side wall of the rotating shaft 8, a first bevel gear 7 is meshed with the second bevel gear 9, one end of the rotating shaft 8 penetrates through the side wall of the first supporting rod 2 and a first rotating hand 10 which is fixedly connected with the first rotating hand, and a first limiting mechanism which limits the rotating position of the rotating shaft 8 is installed on the first rotating hand 10.

First stop gear includes threaded connection and changes first threaded rod 11 of 10 lateral walls at first, 2 lateral walls of first bracing piece have been seted up a plurality ofly and first threaded rod 11 cooperation spacing grooves 12, and a plurality of spacing grooves 12 set up along 8 axle center symmetries of pivot, it needs to explain, change first threaded rod 11 over to spacing groove 12 in, the turned position of pivot 8 is injectd, avoid pivot 8 to rotate, drive lead screw 6 and rotate, and then make telescopic link 4 slide at 3 inner walls of spout, make whole bearing structure's length change, and then make the opening angle of protecgulum change.

The third driving mechanism includes two gears 16 fixedly connected to the side walls of the two rotating rods 14, the two gears 16 are meshed and connected, it should be noted that one end of each of the two rotating rods 14 penetrates through the front wall of the first supporting rod 2 and is fixedly connected with the two gears 16, one end of one of the rotating rods 14 penetrates through the rear wall of the first supporting rod 2 and is fixedly connected with a second rotating handle 17, and a second limiting mechanism for limiting the rotating position of the rotating rod 14 is installed on the second rotating handle 17.

The second stop gear includes threaded connection at the second threaded rod 18 of second commentaries on classics hand 17 lateral wall, a plurality of and second threaded rod 18 complex thread groove 19 have been seted up to first bracing piece 2 back wall, and a plurality of thread grooves 19 set up along 14 axle centers of bull stick symmetry, it needs to explain, change over into second threaded rod 18 to the thread groove 19 in, prescribe a limit to the rotational position of bull stick 14, avoid the bull stick 14 to rotate, drive two second bracing pieces 15 and rotate, make whole bearing structure unstable in the support process.

In the use process, the first rotating handle 10 is rotated to drive the rotating shaft 8 to rotate and the second bevel gear 9 to rotate, so that the first bevel gear 7 is driven to rotate and the lead screw 6 is driven to rotate, and further the telescopic rod 4 is driven to slide on the inner wall of the sliding groove 3, so that the length of the whole supporting structure is changed, and the front cover can be opened at any angle;

through rotating second runner 17, drive one of them bull stick 14 and rotate, drive one of them gear 16 and rotate, drive another gear 16 and rotate, and then drive another bull stick 14 and rotate in step, drive two second bracing pieces 15 and rotate for two second bracing pieces 15 roll out perpendicular groove 13, are the triangle-shaped form between two second bracing pieces 15 and the first bracing piece 2, make whole bearing structure's stability higher, and the supporting effect is better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an engineering machine tool protecgulum bearing structure, includes base (1), its characterized in that, base (1) upper end fixedly connected with first bracing piece (2), spout (3) have been seted up to first bracing piece (2) upper end, spout (3) inner wall sliding connection has telescopic link (4), telescopic link (4) upper end fixedly connected with couple (5), install the gliding actuating mechanism of drive telescopic link (4) in spout (3), two perpendicular grooves (13), two have been seted up to first bracing piece (2) lateral wall symmetry perpendicular groove (13) inner wall all rotates and is connected with bull stick (14), bull stick (14) lateral wall fixedly connected with second bracing piece (15), install drive bull stick (14) pivoted third actuating mechanism on bull stick (14).

2. The front cover supporting structure of the engineering machinery, according to claim 1, is characterized in that the first driving mechanism comprises a lead screw (6) rotatably connected to an inner wall of the sliding chute (3), a side wall of the lead screw (6) is in threaded connection with the telescopic rod (4), a first bevel gear (7) is fixedly connected to a side wall of the lead screw (6), and a second driving mechanism for driving the lead screw (6) to rotate is installed in the sliding chute (3).

3. The engineering machinery front cover supporting structure according to claim 2, wherein the second driving mechanism comprises a rotating shaft (8) rotatably connected to the inner wall of the sliding groove (3), a second bevel gear (9) is fixedly connected to the side wall of the rotating shaft (8), the first bevel gear (7) is meshed with the second bevel gear (9), one end of the rotating shaft (8) penetrates through the side wall of the first supporting rod (2) and is fixedly connected with a first rotating handle (10), and a first limiting mechanism for limiting the rotating position of the rotating shaft (8) is installed on the first rotating handle (10).

4. The front cover supporting structure of the engineering machinery as claimed in claim 3, wherein the first limiting mechanism comprises a first threaded rod (11) in threaded connection with a side wall of the first rotating hand (10), a plurality of limiting grooves (12) matched with the first threaded rod (11) are formed in the side wall of the first supporting rod (2), and the plurality of limiting grooves (12) are symmetrically arranged along the axis of the rotating shaft (8).

5. The front cover supporting structure of the engineering machinery, according to claim 1, is characterized in that the third driving mechanism comprises two gears (16) fixedly connected to the side walls of the two rotating rods (14), the two gears (16) are meshed and connected, one end of one rotating rod (14) penetrates through the rear wall of the first supporting rod (2) and is fixedly connected with a second rotating hand (17), and a second limiting mechanism for limiting the rotating position of the rotating rod (14) is installed on the second rotating hand (17).

6. The front cover supporting structure of the engineering machinery as claimed in claim 5, wherein the second limiting mechanism comprises a second threaded rod (18) in threaded connection with a side wall of the second rotating hand (17), a plurality of threaded grooves (19) matched with the second threaded rod (18) are formed in a rear wall of the first supporting rod (2), and the plurality of threaded grooves (19) are symmetrically arranged along an axial center of the rotating rod (14).