CN213888827U

CN213888827U - Excavator swing arm machining device

Info

Publication number: CN213888827U
Application number: CN202020477652.5U
Authority: CN
Inventors: 刘立国; 赵文天
Original assignee: Qinghai Communications Technical College
Current assignee: Qinghai Communications Technical College
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2021-08-06
Anticipated expiration: 2030-04-03

Abstract

The utility model relates to the technical field of machining equipment, in particular to a machining device for a movable arm of an excavator, which comprises a machining table, wherein mounting seats are arranged at the top of the machining table and at two sides of the center of the machining table, a slide block is fixedly connected at the bottom of the mounting seats, slide grooves are correspondingly formed at the top of the machining table and at the position of the slide block, a screw rod is connected in each slide groove, a thread groove is correspondingly formed at the position of the screw rod on the slide block, the screw rod is far away from one end of the slide block and is fixedly connected with a hand wheel outside the machining table, a bearing is connected on the screw rod and far away from the position of the slide grooves, and the movable arm of the excavator at present is generally welded by a plurality of steel plates by arranging an electric clamping jaw, a motor, the mounting seats and the worktable, the manual operation makes the certain angle of keeping between the steel sheet, wastes time and energy, and workman's work load is great problem.

Description

Excavator swing arm machining device

Technical Field

The utility model relates to a machining equipment technical field specifically is an excavator swing arm machining device.

Background

The movable arm is an important structural part with a complex structure on the excavator, belongs to a working device of the excavator, is also commonly called a big arm and a small arm, mainly has the function of governing actions of excavating, loading and the like of the excavator bucket, is long in the arm connected with the frame, is commonly called as the big arm, and is called as the movable arm.

At present, a movable arm of an excavator is generally manufactured by welding a plurality of steel plates, and during manufacturing, because the steel plates need to be welded together according to a certain angle, a worker needs to manually operate to keep a certain angle between the steel plates during welding, time and labor are wasted, and the work load of the worker is large, so that the problem needs to be improved by a mechanical processing device for the movable arm of the excavator.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an excavator swing arm machining device 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 machining device for a movable arm of an excavator comprises a machining table, wherein mounting seats are arranged on the top of the machining table and on two sides of the center of the machining table, a sliding block is fixedly connected to the bottom of each mounting seat, sliding grooves are correspondingly formed in the top of the machining table and in the positions of the sliding blocks, a screw rod is connected in each sliding groove, a thread groove is correspondingly formed in each sliding block and in the position of the screw rod, a hand wheel is fixedly connected to one end, away from the sliding block, of the screw rod and outside the machining table, a bearing is connected to the position, away from the sliding block, of the screw rod, a motor is fixedly connected to the mounting seat and in the center of the mounting seat, a circular plate is fixedly connected to the output shaft of the motor and outside the mounting seat, an electric clamping jaw is fixedly connected to one side, away from the motor, of the circular plate, a cooling pipe is fixedly connected to the upper portion of the motor and above the mounting seat, and one end, close to the electric clamping jaw, of the cooling pipe is fixedly connected to a cooling spray pipe, the electromagnetic valve is arranged on the cooling pipe, the top fixedly connected with vacuum chuck of the processing table, the bottom fixedly connected with exhaust pipe of the vacuum chuck, the exhaust pipe is far away from one end of the vacuum chuck and is located outside the processing table, the bottom fixedly connected with transverse plate of the air pump, the top of the processing table and the two sides of the vacuum chuck are fixedly connected with electromagnets, and the right side of the processing table is fixedly connected with a control panel below the transverse plate.

Preferably, the control panel and the motor, the control panel and the electric clamping jaw, the control panel and the air pump, the control panel and the electromagnetic valve, and the control panel and the electromagnet are electrically connected.

Preferably, the connection mode of the screw rod and the thread groove is threaded connection and the screw rod and the bearing are connected in a rotating manner.

Preferably, the connection modes of the sliding block, the sliding groove, the mounting seat and the processing table are sliding connection, the bearing is fixedly connected with the processing table, and the transverse plate is fixedly connected with the processing table.

Preferably, the vacuum chuck, the electromagnet, the exhaust tube and the air pump are all provided with a plurality of vacuum chucks.

Preferably, the cooling pipe stores therein low-temperature air.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, by arranging the electric clamping jaw, the motor, the mounting seat and the processing platform, a first steel plate is horizontally placed on the processing platform, a worker places a second steel plate on the first steel plate to keep a certain angle between the steel plates, the control panel starts the motor, the motor drives the electric clamping jaw to rotate, the clamping arm of the electric clamping jaw is rotated to be parallel to the second steel plate, the hand wheel is rotated, the hand wheel drives the screw rod to rotate, the screw rod drives the mounting seat to move through the thread groove, the mounting seat drives the electric clamping jaw to move to the position of the second steel plate, the control panel starts the electric clamping jaw, the electric clamping jaw can clamp the second steel plate, the worker releases the second steel plate to start welding, the steel plate does not need to be held by the worker for a long time, the problem that the movable arm of the existing excavator is generally made by welding a plurality of steel plates is solved, during manufacturing, because the steel plates are welded together according to a certain angle, therefore, when workers weld, the workers manually operate to keep a certain angle between the steel plates, time and labor are wasted, and the workload of the workers is large.

2. The utility model discloses in, through setting up vacuum chuck, the electro-magnet is fixed the steel sheet on the processing bench through vacuum chuck and electro-magnet, avoids the steel sheet on the processing bench to take place to slide when the welding.

3. The utility model discloses in, through setting up the cooling tube, the cooling spray tube, the low temperature air in the cooling tube passes through the cooling spray tube blowout, and the welding slag that splashes out when spun low temperature air can will weld blows off the processing bench, and the welding slag that avoids splashing falls on workman's face, and the welding slag also can be cooled off to low temperature air simultaneously, and the high temperature welding slag adhesion that avoids splashing is at the processing bench.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the point B in FIG. 1 according to the present invention;

fig. 4 is an enlarged view of the point C in fig. 1 according to the present invention.

In the figure: 1-processing table, 2-mounting seat, 3-sliding block, 4-sliding groove, 5-screw rod, 6-thread groove, 7-hand wheel, 8-bearing, 9-motor, 10-circular plate, 11-electric clamping jaw, 12-cooling pipe, 13-cooling spray pipe, 14-electromagnetic valve, 15-vacuum chuck, 16-exhaust pipe, 17-air pump, 18-transverse plate, 19-electromagnet and 20-control panel.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a mechanical processing device for a movable arm of an excavator comprises a processing table 1, wherein mounting seats 2 are arranged on the top of the processing table 1 and on two sides of the center of the processing table 1, a sliding block 3 is fixedly connected to the bottom of the mounting seat 2, sliding grooves 4 are correspondingly formed in the top of the processing table 1 and at the positions of the sliding blocks 3, screw rods 5 are connected in the sliding grooves 4, thread grooves 6 are correspondingly formed in the sliding blocks 3 and at the positions of the screw rods 5, the screw rods 5 are connected with the thread grooves 6 in a threaded mode, the screw rods 5 are connected with bearings 8 in a rotating mode, the screw rods 5 are connected with the sliding grooves 4 in a rotating mode, a hand wheel 7 is fixedly connected to one end, far away from the sliding block 3, of each screw rod 5 and positioned outside the processing table 1, the bearings 8 are connected to the positions, far away from the sliding blocks 3, a motor 9 is fixedly connected to the center of the mounting seat 2, and a circular plate 10 is fixedly connected to the output shaft of the motor 9 and positioned outside the mounting seat 2, one side of the circular plate 10 far away from the motor 9 is fixedly connected with an electric clamping jaw 11, a cooling pipe 12 is fixedly connected on the mounting seat 2 and positioned above the motor 9, low-temperature air is stored in the cooling pipe 12, one end of the cooling pipe 12 close to the electric clamping jaw 11 is fixedly connected with a cooling spray pipe 13, an electromagnetic valve 14 is arranged on the cooling pipe 12, a vacuum chuck 15 is fixedly connected on the top of the processing table 1, an exhaust pipe 16 is fixedly connected on the bottom end of the vacuum chuck 15, one end of the exhaust pipe 16 far away from the vacuum chuck 15 is fixedly connected with an air pump 17 positioned outside the processing table 1, the vacuum chuck 15, an electromagnet 19, a plurality of exhaust pipes 16 and air pumps 17 are arranged, a transverse plate 18 is fixedly connected on the bottom of the air pump 17, the sliding block 3 and the sliding groove 4 are connected in a sliding manner, the mounting seat 2 and the processing table 1 are connected in a sliding manner, a bearing 8 and the processing table 1 are fixedly connected in a manner, and the transverse plate 18 and the processing table 1 are fixedly connected in a manner, electromagnets 19 are fixedly connected to the top of the processing table 1 and the two sides of the vacuum chuck 15, a control panel 20 is fixedly connected to the right side of the processing table 1 and the lower side of the transverse plate 18, the control panel 20 is electrically connected to the motor 9, the control panel 20 is electrically connected to the electric clamping jaw 11, the control panel 20 is electrically connected to the air pump 17, the control panel 20 is electrically connected to the electromagnetic valve 14, and the control panel 20 is electrically connected to the electromagnets 19.

The utility model discloses work flow: when the device is used, a first steel plate is horizontally placed on a processing table 1, a control panel 20 starts an air pump 17 and an electromagnet 19, the air pump 17 pumps air in a vacuum chuck 15 through an exhaust pipe 16, the vacuum chuck 15 sucks the first steel plate, the electromagnet 19 also sucks the first steel plate, the first steel plate is fixed on the processing table 1 through the vacuum chuck 15 and the electromagnet 19, a worker places a second steel plate on the first steel plate to form a certain angle between the two steel plates, the control panel 20 starts a motor 9, the motor 9 drives an electric clamping jaw 11 to rotate through a circular plate 10, a clamping arm of the electric clamping jaw 11 rotates to be parallel to the second steel plate, a hand wheel 7 is rotated, the hand wheel 7 drives a screw rod 5 to rotate, the screw rod 5 drives a sliding block 3 to move inwards through a thread groove 6, the sliding block 3 drives the electric clamping jaw 11 to move to the position of the second steel plate through a mounting seat 2, control panel 20 starts electronic clamping jaw 11, and the arm lock of electronic clamping jaw 11 presss from both sides tight second steel sheet, and the workman loosens the second steel sheet, picks up welder, welds. When welding, control panel 20 opens solenoid valve 14, and the low temperature air in the cooling tube 12 can be spout through cooling spray tube 13, and the welding slag that produces the department when the spun low temperature air current can be blown down the processing platform 1 with the welding slag, avoids the welding slag injury workman that splashes out, and the low temperature air current also can cool off high temperature welding slag simultaneously, makes high temperature welding slag in time cool off into the graininess, avoids high temperature welding slag to fall the back, solidifies on the processing platform.

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 an excavator swing arm machining device, includes processing platform (1), its characterized in that: the machining table is characterized in that mounting seats (2) are arranged on the top of the machining table (1) and on two sides of the center of the machining table (1), a sliding block (3) is fixedly connected to the bottom of each mounting seat (2), sliding grooves (4) are correspondingly formed in the top of the machining table (1) and in positions of the sliding blocks (3), screw rods (5) are connected in the sliding grooves (4), thread grooves (6) are correspondingly formed in the sliding blocks (3) and in positions of the screw rods (5), one ends of the screw rods (5) far away from the sliding blocks (3) are fixedly connected with hand wheels (7) outside the machining table (1), bearings (8) are connected on the screw rods (5) and in positions far away from the sliding blocks (3), a motor (9) is fixedly connected to the mounting seats (2) and in the center of the mounting seats (2), and a circular plate (10) is fixedly connected to the output shaft of the motor (9) and outside the mounting seats (2), one side of the circular plate (10) far away from the motor (9) is fixedly connected with an electric clamping jaw (11), the mounting seat (2) is fixedly connected with a cooling pipe (12) above the motor (9), the cooling pipe (12) is close to one end of the electric clamping jaw (11) and is fixedly connected with a cooling spray pipe (13), the cooling pipe (12) is provided with an electromagnetic valve (14), the top of the processing table (1) is fixedly connected with a vacuum chuck (15), the bottom of the vacuum chuck (15) is fixedly connected with an exhaust pipe (16), one end of the exhaust pipe (16) far away from the vacuum chuck (15) is fixedly connected with an air pump (17) outside the processing table (1), the bottom of the air pump (17) is fixedly connected with a transverse plate (18), the top of the processing table (1) is fixedly connected with electromagnets (19) on two sides of the vacuum chuck (15), a control panel (20) is fixedly connected to the right side of the processing table (1) and is positioned below the transverse plate (18).

2. The excavator boom machining apparatus as claimed in claim 1, wherein: the control panel (20) is electrically connected with the motor (9), the control panel (20) is electrically connected with the electric clamping jaw (11), the control panel (20) is electrically connected with the air pump (17), the control panel (20) is electrically connected with the electromagnetic valve (14), and the control panel (20) is electrically connected with the electromagnet (19).

3. The excavator boom machining apparatus as claimed in claim 1, wherein: the screw rod (5) and the thread groove (6) are connected in a threaded mode, the screw rod (5) and the bearing (8) are connected, and the screw rod (5) and the sliding groove (4) are connected in a rotating mode.

4. The excavator boom machining apparatus as claimed in claim 1, wherein: the slide block (3) and the slide groove (4) are connected in a sliding mode, the mounting seat (2) and the processing table (1) are connected in a sliding mode, the bearing (8) and the processing table (1) are connected in a fixed mode, and the transverse plate (18) and the processing table (1) are connected in a fixed mode.

5. The excavator boom machining apparatus as claimed in claim 1, wherein: the vacuum sucker (15), the electromagnet (19), the air exhaust pipe (16) and the air pump (17) are all provided with a plurality of vacuum suckers.

6. The excavator boom machining apparatus as claimed in claim 1, wherein: the cooling pipe (12) stores low-temperature air.