CN211991602U

CN211991602U - Movable arm positioning device for excavator

Info

Publication number: CN211991602U
Application number: CN202020402528.2U
Authority: CN
Inventors: 吕荣昌
Original assignee: Tianjin Yuante Machinery Parts Co ltd
Current assignee: Tianjin Yuante Machinery Parts Co ltd
Priority date: 2020-03-26
Filing date: 2020-03-26
Publication date: 2020-11-24
Anticipated expiration: 2030-03-26

Abstract

The utility model discloses a swing arm positioner for excavator, comprising a base plate, bottom plate up end one end welded mounting has the mount, first locating hole has been seted up to the mount upper end, mount left end face is equipped with driven gear, driven gear lower part card is equipped with the driving gear, the driving gear left end is equipped with the rotation motor, it is equipped with the fixed block to rotate the motor lower extreme, mount right-hand member face is equipped with left fixed disk, the second locating hole has been seted up on left side fixed disk surface, left side fixed disk right-hand member face welded mounting has first solid fixed splint, and this device can be after fixing the swing arm completely, and the swing arm still can freely overturn, replaces artifical hoist and mount by mechanized operation and assists, has reduced workman's intensity of labour and manufacturing cost, has also guaranteed the production quality of product simultaneously.

Description

Movable arm positioning device for excavator

Technical Field

The utility model relates to the technical field of machining, specifically be a swing arm positioner for excavator.

Background

In the welding process of the movable arm of the excavator, the proper position of the workpiece is often required to be adjusted for welding, and the movable arm positioning device well solves the problem of adjusting the position of the workpiece in the welding process.

In the production of an excavator, a movable arm of the excavator is an important part of the excavator and is formed by welding a plurality of special-shaped steel plates, but due to the special structure of the movable arm of the excavator, no proper welding positioner capable of adapting to the welding production of the movable arm exists at present, so that a crane is mostly used for hoisting the movable arm on site, the upper and lower butt welding seams of a movable arm steel plate assembly are enabled to be in proper positions, and then welding is carried out, the method is troublesome to move, low in production efficiency, and the product quality cannot be guaranteed, and therefore, the movable arm positioning device for the excavator is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a movable arm positioner for excavator 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 movable arm positioning device for an excavator comprises a bottom plate, wherein a fixing frame is welded and installed at one end of the upper end face of the bottom plate, a first positioning hole is formed in the upper end of the fixing frame, a driven gear is arranged on the left end face of the fixing frame, a driving gear is clamped and arranged on the lower portion of the driven gear, a rotating motor is arranged at the left end of the driving gear, a fixing block is arranged at the lower end of the rotating motor, a left fixing disc is arranged on the right end face of the fixing frame, a second positioning hole is formed in the surface of the left fixing disc, a first fixing clamp plate is welded and installed on the right end face of the left fixing disc, a bucket rod clamp is clamped in the first fixing clamp plate, a first horizontal cylinder is welded and installed on the upper end face of the bottom plate, a positioning block is welded and installed on the right end face of the positioning block, a right fixing, the bucket rod air cylinder seat is arranged in the second fixing clamp plate in a clamping mode, the third fixing clamp plate is installed on the right end face of the right fixing disc in a welding mode, a front fork is arranged in the third fixing clamp plate in a clamping mode, and a support is arranged between the front fork and the bucket rod clamp in a clamping mode.

Preferably, the inner diameters of the first positioning hole and the second positioning hole are equal, only one first positioning hole is formed, at least six second positioning holes are formed, and the second positioning holes are uniformly distributed on the edge of the left fixing disc.

Preferably, first solid fixed splint are located left fixed disk center department, the solid fixed splint of second are located right fixed disk center department, and first solid fixed splint and the solid fixed splint height of second equals.

Preferably, the upper end face of the bottom plate is provided with a fixing groove, and the lower end of the positioning block is clamped with the upper end face of the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that: this movable arm positioner for excavator is through adopting first solid fixed splint, second solid fixed splint and third solid fixed splint isotructure are fixed the excavator movable arm, fixed stability has been guaranteed, this device has guaranteed through adopting left fixed disk and right fixed disk isotructure that the movable arm can carry out free upset after fixed finishing, and this device makes this device applicable in the fixed of the excavator movable arm of great majority through adopting first horizontal cylinder and second horizontal cylinder isotructure, it is supplementary to replace artifical hoist and mount by mechanized operation, the labor intensity and the manufacturing cost of workman have been reduced, the production quality of product has also been guaranteed simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the fixing mechanism of the present invention.

In the figure: the automatic bucket rod positioning device comprises a base plate 1, a front fork 2, a third fixing clamp plate 3, a positioning block 4, a right fixing disk 5, a second horizontal cylinder 6, a second fixing clamp plate 7, a bucket rod cylinder seat 8, a support 9, a bucket rod clamp 10, a fixing rack 11, a driven gear 12, a rotating motor 13, a fixing block 14, a driving gear 15, a left fixing disk 16, a first fixing clamp plate 17, a first horizontal cylinder 18, a first positioning hole 111 and a second positioning hole 161.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a movable arm positioning device for an excavator comprises a base plate 1, wherein a fixed frame 11 is welded and installed at one end of the upper end face of the base plate 1, a first positioning hole 111 is formed in the upper end of the fixed frame 11, a driven gear 12 is arranged on the left end face of the fixed frame 11, a driving gear 15 is clamped and arranged on the lower portion of the driven gear 12, a rotating motor 13 is arranged at the left end of the driving gear 15, the motor is Y132S1-2 in type, a fixing block 14 is arranged at the lower end of the rotating motor 13, a left fixing disc 16 is arranged on the right end face of the fixed frame 11, a second positioning hole 161 is formed in the surface of the left fixing disc 16, the rotating motor 13 is stopped to further fix the left fixing disc 16 through a fixing inserted rod after the left fixing disc 16 rotates to a proper position through the first positioning hole 111 and the second positioning hole 161, accidents such as rotation and the like in the welding process are avoided, the bucket rod clamp 10 is clamped in the first fixing clamp plate 17, the first horizontal cylinder 18 is welded and installed on the upper end face of the bottom plate 1, the device adopts a cylinder with the model of SC60-1000, the positioning block 4 is driven by the first horizontal cylinder 18 to move left and right with the bottom plate 1 as a straight line, the positioning block 4 is welded and installed on the right end of the first horizontal cylinder 18, the right fixing disc 5 is arranged on the left end face of the positioning block 4, the bucket rod cylinder seat 8 is fixed by the right fixing disc 5, the second horizontal cylinder 6 is welded and installed on the left end face of the right fixing disc 5, the device adopts a cylinder with the model of SC40-500, the second fixing clamp plate 7 is welded and installed on the left end face of the second horizontal cylinder 6 by the second horizontal cylinder 6, the bucket rod cylinder seat 8 is clamped in the second fixing clamp plate 7, the third fixing clamp plate 3 is welded and installed on the right end face of the right fixing disc, the utility model discloses a bucket rod clamping device, including third fixed splint 3, 1 front fork 2, it is equipped with support 9 to press from both sides between 1 front fork 2 and the bucket rod clamp 10, first locating hole 111 equals with second locating hole 161 internal diameter, and just first locating hole 111 has only seted up one, six at least have been seted up to second locating hole 161, and second locating hole 161 evenly distributed is at the edge of left fixed disk 16, first fixed splint 17 is located the 16 center departments of left fixed disk, second fixed splint 7 is located the 5 center departments of right fixed disk, and first fixed splint 17 equals with second fixed splint 7 height, guarantees that bucket rod clamp 10 and bucket rod cylinder block 8 are located same straight line, guarantees that the swing arm for the excavator is holistic stability when rotating, the fixed slot has been seted up to bottom plate 1 up end, 4 lower extremes of locating piece block card establish with bottom plate 1 up end.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a swing arm positioner for excavator, includes bottom plate (1), its characterized in that: the device is characterized in that a fixing frame (11) is welded and installed at one end of the upper end face of the bottom plate (1), a first positioning hole (111) is formed in the upper end of the fixing frame (11), a driven gear (12) is arranged on the left end face of the fixing frame (11), a driving gear (15) is clamped and installed at the lower portion of the driven gear (12), a rotating motor (13) is arranged at the left end of the driving gear (15), a fixing block (14) is arranged at the lower end of the rotating motor (13), a left fixing disc (16) is arranged on the right end face of the fixing frame (11), a second positioning hole (161) is formed in the surface of the left fixing disc (16), a first fixing clamp plate (17) is welded and installed at the right end face of the left fixing disc (16), a bucket rod clamp (10) is clamped and installed in the first fixing clamp plate (17), a first horizontal cylinder (18) is, the utility model discloses a bucket rod type hydraulic bucket, including locating piece (4), locating piece (5), second horizontal cylinder (6) are installed in right side fixed disk (5) left end face welded mounting, second horizontal cylinder (6) left end face welded mounting has second solid fixed splint (7), the clamp is equipped with bucket rod cylinder block (8) in second solid fixed splint (7), right side fixed disk (5) right-hand member face welded mounting has third solid fixed splint (3), third solid fixed splint (3) internal clamp is equipped with front fork (2), it is equipped with support (9) to press from both sides between front fork (2) and bucket rod clamp (10).

2. The boom positioning apparatus for the excavator according to claim 1, wherein: the inner diameters of the first positioning hole (111) and the second positioning hole (161) are equal, only one first positioning hole (111) is formed, at least six second positioning holes (161) are formed, and the second positioning holes (161) are uniformly distributed on the edge of the left fixed disc (16).

3. The boom positioning apparatus for the excavator according to claim 1, wherein: first solid fixed splint (17) are located left fixed disk (16) center department, second solid fixed splint (7) are located right fixed disk (5) center department, and first solid fixed splint (17) and second solid fixed splint (7) height equal.

4. The boom positioning apparatus for the excavator according to claim 1, wherein: the upper end face of the bottom plate (1) is provided with a fixing groove, and the lower end of the positioning block (4) is clamped with the upper end face of the bottom plate (1).