CN211804535U

CN211804535U - Excavator walking frame main part welding set

Info

Publication number: CN211804535U
Application number: CN202020275117.1U
Authority: CN
Inventors: 刘蕾; 黄京京
Original assignee: Xintian Zhongsheng Heavy Industry Machinery Co ltd
Current assignee: Xintian Zhongsheng Heavy Industry Machinery Co ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-10-30
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses an excavator walking frame main part welding set relates to welding set technical field, comprises an operation bench, the top of operation panel is provided with the loading board, top one side fixedly connected with servo motor of loading board, servo motor's output shaft transmission is connected with the shaft coupling, the bottom of shaft coupling is rotated and is connected with first reversing gear, first reversing gear meshing is connected with second reversing gear, the cavity has been seted up to the bottom of loading board, be provided with the lead screw in the cavity, the one end of lead screw is fixed cup joints with one side of second reversing gear, the outer wall screw thread of lead screw has cup jointed the nut seat, the bottom fixedly connected with connecting rod of nut seat, the bottom fixedly connected with welder of connecting rod. The utility model discloses a cooperation of first reversing gear, second reversing gear, lead screw and nut seat is used, has realized moving the purpose about the position of butt welder, makes welder reciprocating motion on the loading board, realizes the welding to walking frame main part, has improved the convenience of welding operation.

Description

Excavator walking frame main part welding set

Technical Field

The utility model relates to a welding set technical field, in particular to excavator walking frame main part welding set.

Background

An excavator, also known as a digging machine or a digger, is an earth moving machine which uses a bucket to dig materials higher or lower than a bearing surface and loads the materials into a transport vehicle or unloads the materials to a stockyard, wherein the materials dug by the excavator mainly comprise soil, coal, silt, soil after pre-loosening and rock.

The excavator is at the walking in-process, walking frame main part bears complete machine weight, in the work process, walking frame main part atress is great, the shaping quality when requiring its welding is higher, do not allow to have panel and welding defect, common welding to walking frame adopts artificial mode to go on usually, this kind of welding mode is often dangerous great, cause the injury to welding workman's health very easily, the workman need remove the position of self when the welding moreover all the time, need consume a large amount of physical demands, be not convenient for operate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an excavator walking frame main part welding set 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 welding device for a main body of a walking frame of an excavator comprises an operation table, wherein two vertical supporting plates are symmetrically and fixedly connected to two sides of the top of the operation table, a horizontal supporting plate is fixedly connected to the tops of the two vertical supporting plates, a hydraulic cylinder is fixedly connected to the bottom of the horizontal supporting plate, a bearing plate is fixedly connected to the telescopic end of the hydraulic cylinder, a servo motor is fixedly connected to one side of the top of the bearing plate, an output shaft of the servo motor penetrates through the top of the bearing plate and extends into an inner cavity of the bearing plate, a coupler is connected in a transmission manner, a first reversing gear is rotatably connected to the bottom of the coupler, a second reversing gear is connected to the first reversing gear in a meshing manner, a cavity is formed in the bottom of the bearing plate, a lead screw is arranged in the cavity, one end of the lead screw is fixedly, the bottom of the nut seat is fixedly connected with a connecting rod, and the bottom of the connecting rod is fixedly connected with a welding gun.

Preferably, the other end of the screw rod is rotatably connected with the other side of the inner wall of the bearing plate through a bearing, and the other side of the second reversing gear is rotatably connected with one side of the inner wall of the bearing plate through a cross rod.

Preferably, the top fixedly connected with brace table of operation panel, the top of operation panel just is located two fixed plates of bilateral symmetry fixedly connected with of brace table, two the spout has been seted up respectively to one side of fixed plate, two the equal sliding connection of inner wall of spout has the slider, two one side of slider is two fixedly connected with clamp plates, two respectively the clamp plate horizontal interval sets up.

Preferably, the top of the two fixed plates is in threaded insertion connection with a screw, the bottom ends of the two screws are in rotational connection with the top of the sliding block, and the top ends of the two screws are fixedly connected with rotating handles.

Preferably, four corners of the bottom of the operating platform are respectively and fixedly connected with supporting legs, and the bottoms of the four supporting legs are respectively and fixedly connected with non-slip mats.

Preferably, the hydraulic cylinder and the servo motor are respectively electrically connected with an external power supply through an external switch.

The utility model discloses a technological effect and advantage:

1. the utility model realizes the purpose of moving the position of the welding gun left and right by matching the first reversing gear, the second reversing gear, the lead screw and the nut seat, so that the welding gun can reciprocate on the bearing plate, the welding of the walking frame main body is realized, and the convenience of welding operation is improved;

2. the utility model discloses a screw rod and clamp plate's setting has realized carrying out the purpose of fixing a position to walking frame main part, avoids taking place to remove when the welding, improves welded effect.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the present invention.

Fig. 2 is a schematic front sectional view of the present invention.

Fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention.

In the figure: 1. an operation table; 2. a vertical support plate; 3. a horizontal support plate; 4. a hydraulic cylinder; 5. a carrier plate; 6. a servo motor; 7. a coupling; 8. a first reversing gear; 9. a second reversing gear; 10. a screw rod; 11. a nut seat; 12. a connecting rod; 13. a welding gun; 14. a support table; 15. a fixing plate; 16. a slider; 17. pressing a plate; 18. a screw; 19. and (5) supporting legs.

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.

The utility model provides an excavator walking frame main body welding device as shown in figures 1-3, which comprises an operation table 1, wherein two vertical supporting plates 2 are symmetrically and fixedly connected with the two sides of the top of the operation table 1, a horizontal supporting plate 3 is fixedly connected with the top of the two vertical supporting plates 2, a hydraulic cylinder 4 is fixedly connected with the bottom of the horizontal supporting plate 3, a telescopic end of the hydraulic cylinder 4 is fixedly connected with a bearing plate 5, the hydraulic cylinder 4 controls the lifting of the bearing plate 5 to enable the bearing plate 5 to fall down, thereby enabling a welding gun 13 to move downwards to a position to be welded for subsequent welding, a servo motor 6 is fixedly connected with one side of the top of the bearing plate 5, an output shaft of the servo motor 6 penetrates through the top of the bearing plate 5 to extend into an inner cavity of the bearing plate 5, a coupler 7 is connected in a transmission manner, a first reversing gear 8 is rotatably connected with the, the bottom of the bearing plate 5 is provided with a cavity, a screw rod 10 is arranged in the cavity, one end of the screw rod 10 is fixedly sleeved with one side of a second reversing gear 9, the other side of the second reversing gear 9 is rotatably connected with one side of the inner wall of the bearing plate 5 through a cross rod, the other end of the screw rod 10 is rotatably connected with the other side of the inner wall of the bearing plate 5 through a bearing, a nut seat 11 is sleeved on the outer wall of the screw rod 10 in a threaded manner, the bottom of the nut seat 11 is fixedly connected with a connecting rod 12, the bottom of the connecting rod 12 is fixedly connected with a welding gun 13, the output shaft of a servo motor 6 rotates to drive a first reversing gear 8 to rotate, the first reversing gear 8 drives a second reversing gear 9 to rotate, the second reversing gear 9 drives the, thereby drive welder 13 and remove about to the realization has improved the convenience of operation to the welding of walking frame main part.

The top of the operation table 1 is fixedly connected with a supporting table 14, two fixing plates 15 are symmetrically and fixedly connected with the top of the operation table 1 and positioned on two sides of the supporting table 14, one side of each fixing plate 15 is respectively provided with a sliding groove, the inner walls of the two sliding grooves are respectively connected with a sliding block 16 in a sliding manner, one side of each sliding block 16 is respectively fixedly connected with two pressing plates 17, the two pressing plates 17 are horizontally arranged at intervals, an area to be welded is arranged between the two pressing plates 17, after the walking frame main body is fixed by the pressing plates 17, a welding gun 13 welds the area to be welded, the tops of the two fixing plates 15 are respectively connected with screw rods 18 in a threaded penetrating manner, the bottom ends of the two screw rods 18 are respectively connected with the top of the sliding blocks 16 in a rotating manner, the top ends of the two screw rods 18 are respectively and fixedly connected, be provided with the slipmat and make operation panel 1 more firm, pneumatic cylinder 4 and servo motor 6 are respectively through external switch and external power electric connection.

This practical theory of operation: when the welding device is used, a walking frame main body is placed on the supporting table 14, the two rotating handles are rotated, the rotating handles drive the screw rods 18 to rotate, the screw rods 18 drive the slide blocks 16 to move downwards, the slide blocks 16 drive the press plates 17 to move downwards, the walking frame main body and the supporting table 14 are kept relatively fixed, the switches of the hydraulic cylinders 4 are turned on, the telescopic ends of the hydraulic cylinders 4 extend to drive the bearing plate 5 to move downwards, the bearing plate 5 drives the welding guns 13 to move downwards, the switches of the servo motors 6 are turned on, the output shafts of the servo motors 6 rotate to drive the first reversing gears 8 to rotate, the first reversing gears 8 drive the second reversing gears 9 to rotate, the second reversing gears 9 drive the screw rods 10 to rotate, the screw rods 10 rotate to drive the nut bases 11 to move left and right on the screw rods 10, and the welding guns 13 are.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an excavator walking frame main part welding set, includes operation panel (1), its characterized in that: the top of the operating table (1) is symmetrically and fixedly connected with two vertical supporting plates (2), the tops of the two vertical supporting plates (2) are fixedly connected with a horizontal supporting plate (3), the bottom of the horizontal supporting plate (3) is fixedly connected with a hydraulic cylinder (4), the telescopic end of the hydraulic cylinder (4) is fixedly connected with a bearing plate (5), one side of the top of the bearing plate (5) is fixedly connected with a servo motor (6), an output shaft of the servo motor (6) penetrates through the top of the bearing plate (5) and extends into an inner cavity of the bearing plate (5), a coupler (7) is connected in a transmission manner, the bottom of the coupler (7) is rotatably connected with a first reversing gear (8), the first reversing gear (8) is connected with a second reversing gear (9) in a meshing manner, the bottom of the bearing plate (5) is provided with a cavity, and a screw, one end of the screw rod (10) is fixedly sleeved with one side of the second reversing gear (9), a nut seat (11) is sleeved on the outer wall of the screw rod (10) in a threaded mode, a connecting rod (12) is fixedly connected to the bottom of the nut seat (11), and a welding gun (13) is fixedly connected to the bottom of the connecting rod (12).

2. The excavator walking frame main body welding device of claim 1, wherein: the other end of the screw rod (10) is rotatably connected with the other side of the inner wall of the bearing plate (5) through a bearing, and the other side of the second reversing gear (9) is rotatably connected with one side of the inner wall of the bearing plate (5) through a cross rod.

3. The excavator walking frame main body welding device of claim 1, wherein: the top fixedly connected with brace table (14) of operation panel (1), the top of operation panel (1) just is located two fixed plate (15) of bilateral symmetry fixedly connected with of brace table (14), two the spout has been seted up respectively to one side of fixed plate (15), two the equal sliding connection of inner wall of spout has slider (16), two one side difference two clamp plates (17) of fixedly connected with of slider (16), two clamp plate (17) horizontal interval sets up.

4. The excavator walking frame main body welding device of claim 3, wherein: the top of the two fixed plates (15) is in threaded penetrating connection with a screw (18), the bottom ends of the two screw (18) are in rotating connection with the top of the sliding block (16), and the top ends of the two screw (18) are fixedly connected with rotating handles.

5. The excavator walking frame main body welding device of claim 1, wherein: four corners of the bottom of the operating platform (1) are respectively and fixedly connected with supporting legs (19), and the bottoms of the four supporting legs (19) are respectively and fixedly connected with non-slip mats.

6. The excavator walking frame main body welding device of claim 1, wherein: the hydraulic cylinder (4) and the servo motor (6) are respectively electrically connected with an external power supply through an external switch.