CN219293177U

CN219293177U - Dig quick change connector welding frock of machine

Info

Publication number: CN219293177U
Application number: CN202320852012.1U
Authority: CN
Inventors: 刘苏; 史文清
Original assignee: Changzhou Linadi Intelligent Technology Co ltd
Current assignee: Changzhou Linadi Intelligent Technology Co ltd
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-07-04
Anticipated expiration: 2033-04-14

Abstract

The utility model relates to a welding fixture for a quick-change connector of a digging machine, which comprises a base, two vertical plates, a pair of upper positioning shafts and a pair of lower positioning shafts, wherein the two vertical plates are arranged on the base in parallel, the pair of upper positioning shafts and the pair of lower positioning shafts are arranged between the two vertical plates, the upper positioning shafts are sleeved with positioning sleeves, the inner sides of the two vertical plates are provided with positioning plates which are arranged oppositely, and the outer side of one lower positioning shaft is provided with a supporting seat facing the lower positioning shaft. The utility model can accurately position each part of the quick-change connector of the excavator, avoid the situation of welding deformation during welding, ensure the quality of products and improve the processing efficiency.

Description

Dig quick change connector welding frock of machine

Technical Field

The utility model belongs to the field of machining equipment for quick-change connectors of diggers, and particularly relates to a welding tool for a quick-change connector of a diggers.

Background

When the existing quick-change connector of the excavator is processed, assembly welding is carried out on a welding platform, the relative position size between parts is guaranteed by utilizing laser scribing, and polishing of welding seams and subsequent machining operation are carried out after welding is completed. However, because the quick-change connector of the excavator has more parts, the welding workload is large, the welding deformation of the parts is easy to cause in the welding process, the quality of products is directly affected, and the follow-up machining operation is performed.

Disclosure of Invention

The utility model aims to provide a welding fixture for a quick-change connector of a digging machine, which aims to solve the problem of welding deformation of parts.

The welding tool for the quick-change connector of the excavator is realized by the following steps:

the utility model provides a dig quick change connector welding frock, includes the base, installs on the base and be parallel arrangement's two risers to and install a pair of locating shaft and a pair of lower locating shaft between two risers, go up the epaxial cover of locating sleeve, the locating plate of relative arrangement is installed to the inboard of two risers, and one of them locating shaft's outside is provided with the supporting seat towards this lower locating shaft down.

Further, a plurality of threaded holes are formed in the vertical plate, and positioning bolts are installed in threaded holes of the vertical plate located on the right side.

Further, the two upper positioning shafts are respectively and parallelly arranged in a front-back distribution manner, the two lower positioning shafts are respectively and parallelly arranged in a front-back distribution manner, and the upper positioning shafts and the lower positioning shafts are arranged in a front-back dislocation manner.

Further, both ends of the upper positioning shaft and the lower positioning shaft are respectively arranged on the vertical plate.

Furthermore, at least two positioning plates are arranged on the inner side of each vertical plate, and the positioning plates are vertically arranged with the vertical plates.

Further, the inner edge of the locating plate is provided with two stages of steps.

Further, the supporting seat is located on the outer side of the rear lower positioning shaft, and comprises two supporting plates parallel to the vertical plates and a base plate which is arranged on the inner sides of the two supporting plates and is horizontally arranged.

After the technical scheme is adopted, the utility model has the following beneficial effects:

according to the quick-change connector, the vertical plate, the positioning shaft, the positioning sleeve and the positioning plate are matched with the supporting seat, so that each part of the quick-change connector of the excavator can be accurately positioned, welding deformation during welding is avoided, the quality of products is guaranteed, and the processing efficiency is improved.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a block diagram of a quick change connector welding fixture for an excavator in accordance with a preferred embodiment of the present utility model;

FIG. 2 is a block diagram of a quick change connector welding fixture for an excavator in accordance with a preferred embodiment of the present utility model;

FIG. 3 is a positioning state diagram of a welding fixture for a quick-change connector of an excavator in accordance with a preferred embodiment of the present utility model;

FIG. 4 is a positioning state diagram of a welding fixture for a quick-change connector of an excavator in accordance with a preferred embodiment of the present utility model;

in the figure: the base 1, riser 2, upper location axle 3, lower location axle 4, positioning sleeve 5, locating plate 6, screw hole 7, positioning bolt 8, step I9, step II 10, backup pad 11, backing plate 12, outer riser 21, interior riser 22, interior backing plate 23, tailboard 24, cassette 25, axle sleeve 26.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

The quick-change connector for the excavator comprises two outer risers 21 which are arranged in parallel, an inner riser 22 which is attached to the lower portion of the inner side of the outer riser 21, an outer backing plate which is located between the inner riser 22 and the outer riser 21, an inner backing plate 23 which is located on the inner side of the inner riser 22, a tail plate 24 which is installed on the rear side between the two inner backing plates 23, a clamping seat 25 which is installed on the front side between the inner risers 22, and two pairs of shaft sleeves 26 which are installed on the outer side of the outer riser 21.

As shown in fig. 1-4, a welding fixture for quick-change connectors of a digging machine comprises a base 1, two vertical plates 2 which are arranged on the base 1 in parallel, a pair of upper positioning shafts 3 and a pair of lower positioning shafts 4 which are arranged between the two vertical plates 2, wherein the upper positioning shafts 3 are sleeved with positioning sleeves 5, the inner sides of the two vertical plates 2 are provided with positioning plates 6 which are arranged oppositely, and the outer side of one lower positioning shaft 4 is provided with a supporting seat facing the lower positioning shaft 4.

Wherein, upper positioning shaft 3 and install the locating sleeve 5 on upper positioning shaft 3 and be used for outer riser 21 and axle sleeve 26 location, locating plate 6 is used for outer riser 21 and the bottom location of interior riser 22, and the supporting seat is used for the location of interior backing plate 23 and tailboard 24, and lower positioning shaft 4 is used for the location of interior riser 22 and cassette 25.

In order to ensure that the positions of the two outer risers 21 are fixed during positioning, a plurality of threaded holes 7 are formed in the riser 2, and positioning bolts 8 are installed in the threaded holes 7 of the riser 2 positioned on the right side.

The shaft sleeve 26 outside the right outer vertical plate 21 is attached to the inner wall of the right vertical plate 2, the positioning sleeve 5 is sleeved on the upper positioning shaft 3 and is positioned between the two vertical plates 2, the shaft sleeve 26 outside the left outer vertical plate 21 is attached to the outer wall of the outer vertical plate 21, the positioning bolt 8 is rotated during positioning and is abutted against the outer wall of the left outer vertical plate 21, so that the positions of the two outer vertical plates 21 are limited, and random movement of the two outer vertical plates in the axial direction of the upper positioning shaft 3 is avoided.

In order to position the two pairs of shaft sleeves 26, the clamping seat 25 and the inner vertical plate 22, the two upper positioning shafts 3 are respectively and parallelly arranged in a front-back distribution manner, the two lower positioning shafts 4 are respectively and parallelly arranged in a front-back distribution manner, and the upper positioning shafts 3 and the lower positioning shafts 4 are arranged in a front-back dislocation manner.

Specifically, the two outer risers 21 are provided with left and right corresponding upper through holes, the two pairs of shaft sleeves 26 are correspondingly arranged at the outer sides of the upper through holes, and each upper positioning shaft 3 passes through the corresponding upper through hole and the shaft sleeve 26 outside the upper through hole, so that concentricity of the shaft sleeve 26 and the upper through hole is ensured.

The clamping seat 25 is provided with a forward arc groove, the front end of the inner vertical plate 22 is provided with an arc notch which is concentric with the arc groove and has an advanced opening, and the lower positioning shaft 4 positioned at the front side is positioned in the arc groove and the arc notch so as to position the front end of the inner vertical plate 22 and the clamping seat 25.

Arc-shaped notches which are concentrically arranged and are downward in opening are arranged below the rear end of the inner vertical plate 22 and below the rear end of the inner cushion plate 23, and the lower positioning shaft 4 positioned at the rear side is positioned in the arc-shaped notches so as to position the rear ends of the inner vertical plate 22 and the inner cushion plate 23.

In order to realize the installation of the upper positioning shaft 3 and the lower positioning shaft 4, two ends of the upper positioning shaft 3 and the lower positioning shaft 4 are respectively installed on the vertical plate 2.

Specifically, the upper positioning shaft 3 and the lower positioning shaft 4 can be detached from the vertical plate 2, so that the inner vertical plate 22 and the shaft sleeve 26 can be conveniently positioned and assembled.

In order to ensure stable support of the bottoms of the outer riser 21 and the inner riser 22, at least two positioning plates 6 are arranged on the inner side of each riser 2, and the positioning plates 6 are vertically arranged with the risers 2.

In order to achieve positioning of the bottoms of the outer riser 21 and the inner riser 22, the inner edge of the positioning plate 6 is provided with two steps.

Specifically, the inner edge of the locating plate 6 is provided with a step I9 and a step II 10 higher than the step I9, wherein the step I9 is used for supporting the bottom of the inner vertical plate 22, and the step II 10 is used for supporting the bottom of the outer vertical plate 21, so that accurate locating of the two is realized.

In order to achieve the positioning of the tail plate 24, the support seat is located outside the rear lower positioning shaft 4, and comprises two support plates 11 parallel to the vertical plate 2, and a backing plate 12 which is mounted inside the two support plates 11 and is horizontally arranged.

Specifically, the support base is disposed at the rear end between the two vertical plates 2, the front sides of the two support plates 11 are provided with support tables, and the pad 12 is fixed on the support tables.

During positioning, the bottom rear end of the inner pad 23 and the tail plate 24 are positioned on the upper surface of the pad 12, and the rear surface of the tail plate 24 is attached to the supporting plate 11 for positioning the inner pad 23 and the tail plate 24 accurately.

When the quick-change connector of the welding excavator is welded, each part of the quick-change connector is correspondingly positioned on the tool, then the connecting part of each part is welded, in the welding process, each positioning piece on the tool can accurately position the part, so that the problem of welding deformation can be avoided while the welding precision is ensured, the welding quality of a product is ensured, and the processing efficiency is improved.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. The utility model provides a dig quick change connector welding frock, its characterized in that, is including base (1), install on base (1) and be two riser (2) of parallel arrangement to and install a pair of upper positioning shaft (3) and a pair of lower locating shaft (4) between two riser (2), the cover has locating sleeve (5) on upper positioning shaft (3), and locating plate (6) of relative arrangement are installed to the inboard of two riser (2), and the outside of one of them lower locating shaft (4) is provided with the supporting seat towards this lower locating shaft (4).

2. The quick-change connector welding fixture of the excavator according to claim 1, wherein a plurality of threaded holes (7) are formed in the vertical plate (2), and positioning bolts (8) are installed in the threaded holes (7) of the vertical plate (2) located on the right side.

3. The welding fixture for the quick-change connector of the excavator according to claim 1, wherein the two upper positioning shafts (3) are respectively and parallelly arranged in a front-back distribution manner, the two lower positioning shafts (4) are respectively and parallelly arranged in a front-back distribution manner, and the upper positioning shafts (3) and the lower positioning shafts (4) are arranged in a front-back dislocation manner.

4. The welding fixture of the quick-change connector of the excavator according to claim 1, wherein two ends of the upper positioning shaft (3) and the lower positioning shaft (4) are respectively installed on the vertical plate (2).

5. The quick connector welding fixture of the excavator according to claim 1, wherein at least two positioning plates (6) are arranged on the inner side of each vertical plate (2), and the positioning plates (6) are vertically arranged with the vertical plates (2).

6. The quick connector welding fixture of the excavator according to claim 1, wherein the inner edge of the positioning plate (6) is provided with two stages of steps.

7. The quick change connector welding fixture of a digging machine according to claim 1, wherein the supporting seat is located at the outer side of the rear lower positioning shaft (4), and comprises two supporting plates (11) parallel to the vertical plates (2), and a backing plate (12) which is installed at the inner side of the two supporting plates (11) and is horizontally arranged.