CN114713976A

CN114713976A - Automatic welding device for maintenance of mining machinery

Info

Publication number: CN114713976A
Application number: CN202210340044.3A
Authority: CN
Inventors: 刘冰; 谭浪浪
Original assignee: Hunan University of Technology
Current assignee: Hunan University of Technology
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-08

Abstract

The invention relates to an automatic welding device for maintaining mining machinery, which comprises: the handle assembly comprises a frame, wherein a mounting table is fixed on the frame, a handle assembly is mounted on the mounting table, and a locking piece used for fixing the handle assembly on the mounting table is further arranged on the handle assembly; the bottom of the frame is connected with a stabilizing seat through an elastic part, one side of the stabilizing seat, which is far away from the frame, is fixedly provided with a plurality of conical parts, two sides of the stabilizing seat protrude out of the side end of the frame and are rotatably provided with connecting rods, and one end of each connecting rod, which is far away from the stabilizing seat, is hinged with the handle assembly; still include slidable mounting and be in the bearing platform on the frame, the bearing bench is fixed with the transmission chamber, rotate on the transmission chamber and install the carousel, install laser welding spare through the arm on the carousel, the carousel is by installing power drive motion on the transmission chamber, just power spare passes through the driving medium and connects the screw driving spare.

Description

Automatic welding device for maintenance of mining machinery

Technical Field

The invention relates to the technical field of welding, in particular to an automatic welding device for maintaining mining machinery.

Background

A mine refers to an independent production and operation unit of mined ores in certain mining boundaries. The mine mainly comprises one or more mining workshops and auxiliary workshops, most mines also comprise a mine dressing field, the mining of the mine needs a plurality of mining and transporting machines, and when the machines break down, operations such as welding and the like need to be carried out for maintenance.

Welding, also known as fusion, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or pressure.

The welding device is used when the metal piece is welded, however, the existing welding device is complex in structure and complex in operation, the welding device is often used for welding the metal piece and needs manual work to assist in welding operation, labor consumption is high, and the welding difficulty of the metal piece is high.

Disclosure of Invention

The invention aims to provide an automatic welding device for maintaining mining machinery, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an automated welding device is used in mining machinery maintenance, includes:

the bicycle comprises a frame and wheels mounted on the frame, wherein a mounting table is fixed on the frame, a handle assembly is mounted on the mounting table and can rotate relative to the mounting table, and a locking piece used for fixing the handle assembly on the mounting table is further arranged on the handle assembly;

the bottom of the frame is connected with a stabilizing seat through an elastic part, one side of the stabilizing seat, which is far away from the frame, is fixedly provided with a plurality of conical parts, two sides of the stabilizing seat protrude out of the side end of the frame and are rotatably provided with connecting rods, and one end of each connecting rod, which is far away from the stabilizing seat, is hinged with the handle assembly;

still include slidable mounting and be in the bearing platform on the frame, just the bearing platform is through installing screw thread driving piece drive on the frame is followed the length direction of frame takes place the position change, the bearing bench is fixed with the transmission chamber, rotate on the transmission chamber and install the carousel, install laser welding spare through the arm on the carousel, the carousel is by installing power drive motion on the transmission chamber, just power passes through the driving medium and connects the screw thread driving piece, so that the power drive when the carousel rotates, drive screw thread driving piece motion through the driving medium, so that the bearing platform removes.

The automatic welding device for mining machine maintenance described above: the handle assembly comprises two movable side plates which are rotatably arranged on two sides of the mounting platform and a fixed handle which is fixed between the two movable side plates, the fixed handle is fixed at one end, far away from the mounting platform, of the movable side plate, and one end, far away from the stabilizing seat, of the connecting rod is rotatably arranged on the movable side plate.

The automatic welding device for mining machine maintenance described above: the locking piece comprises a fixed disc positioned between the movable side plate and the mounting table, and the fixed disc is rotationally connected with the movable side plate and fixedly connected with the mounting table;

the clamping device is characterized by further comprising a movable rod arranged on one side of the movable side plate, wherein a clamping pin is fixed at one end, facing the fixed disc, of the movable rod, and the clamping pin is matched with a plurality of clamping grooves formed in the fixed disc;

the outside cover of movable rod be equipped with the fixed limit sleeve of activity curb plate, just limit sleeve establishes with the cover the one end butt of the first spring in the movable rod outside, the other end of first spring with fix extension butt on the movable rod, two the movable rod is close the one end of fixed handle is fixed with movable handle.

The automatic welding device for mining machine maintenance described above: the elastic part comprises at least four limiting rods fixed on the frame, and the limiting rods penetrate through holes formed in the stabilizing seat and can slide in the through holes;

and a second spring is sleeved outside the limiting rod between the stabilizing seat and the frame, and two ends of the second spring are respectively abutted against the frame and the stabilizing seat.

The automatic welding device for mining machine maintenance described above: the threaded driving piece comprises a threaded rod which is fixed on the frame and is axially parallel to the length direction of the frame, a threaded sleeve is connected to the threaded rod in a threaded mode, and the threaded sleeve is rotationally connected with the bearing table;

the bearing platform is fixed on the frame, and the bearing platform is in sliding fit with one side of the guide rod facing the guide rod.

The automatic welding device for mining machine maintenance described above: the power part comprises a motor arranged on the transmission cavity, and an output shaft of the motor penetrates through the upper wall of the transmission cavity and is fixed with a driving gear;

the carousel orientation the one end in transmission chamber is inserted just be fixed with driven gear in the transmission chamber, the driving gear with driven gear meshes.

The automatic welding device for mining machine maintenance described above: the transmission part comprises a transmission shaft, the transmission shaft is perpendicular to the frame and is rotatably installed on the bearing table, one end of the transmission shaft is rotatably connected with an output shaft of the motor through a transmission belt, a first bevel gear is fixed at the other end of the transmission shaft, and the first bevel gear is meshed with a second bevel gear fixed on the threaded sleeve.

The automatic welding device for mining machine maintenance described above: the mechanical arm comprises a first connecting arm which is rotatably arranged on the rotary table, the first connecting arm is connected and fixed with an extending plate on the rotary table through a first hydraulic cylinder hinged with the first connecting arm, a second connecting arm is rotatably arranged at one end, far away from the rotary table, of the first connecting arm, and the second connecting arm is further hinged with the first connecting arm through a second hydraulic cylinder hinged with the second connecting arm;

the second connecting arm is kept away from the one end of first connecting arm is rotated and is installed and be used for the fixed third connecting arm of laser welding spare, just the third connecting arm still through with it articulated third pneumatic cylinder with the second is connected.

Compared with the prior art, the invention has the beneficial effects that: the laser welding device is novel in design, the power piece drives the turntable to rotate, the mechanical arm and the laser welding piece are driven to rotate along with the turntable, the threaded driving piece is driven to move under the action of the driving piece, the bearing table is enabled to move, so that the laser welding piece can perform linear welding work when the laser welding piece works, the defect that the linear movement cannot be achieved when the laser welding piece rotates along with the turntable is overcome by the movement of the bearing table, meanwhile, the arranged handle assembly synchronously drives the stabilizing seat to move when adjusted, the switching between the moving mode and the fixing mode is achieved, and the practicability is high.

Drawings

Fig. 1 is an isometric view of an automated welding apparatus for mining machine maintenance.

Fig. 2 is a schematic structural view of an automatic welding apparatus for mining machine maintenance.

Fig. 3 is a front view of the automated welding apparatus for mining machine maintenance.

Fig. 4 is an exploded view of the screw driver and the receiving table in the automatic welding apparatus for mining machine maintenance.

Fig. 5 is an exploded view of the screw driving member and the receiving table at another angle in the automatic welding device for maintaining the mining machine.

Fig. 6 is a schematic view of a connection state of the handle assembly and the steady seat in the automatic welding device for mining machine maintenance.

In the figure: 1. a frame; 2. a wheel; 3. a stabilizing base; 4. an installation table; 5. a connecting rod; 6. a movable side plate; 7. fixing a handle; 8. a movable handle; 9. a first spring; 10. a mechanical arm; 11. laser welding parts; 12. a receiving table; 13. a motor; 14. a guide bar; 15. a threaded rod; 16. a conical member; 17. a limiting rod; 18. a second spring; 19. fixing the disc; 20. a card slot; 21. a bayonet lock; 22. a turntable; 23. a driven gear; 24. a driving gear; 25. a transmission belt; 26. a drive shaft; 27. a first bevel gear; 28. a transmission cavity; 29. a threaded sleeve; 30. a second bevel gear; 31. a movable rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In order to effectively explain embodiments of the present invention, the embodiments of the present application will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 6, in an embodiment of the present invention, an automatic welding device for maintaining mining machinery includes: the bicycle comprises a frame 1 and wheels 2 mounted on the frame 1, wherein a mounting table 4 is fixed on the frame 1, a handle assembly is mounted on the mounting table 4, the wheels 2 freely rotate on the frame 1 through wheel shafts, so that the bicycle can be pushed to move through the handle assembly when needing to move, and a brake piece is arranged on the wheel shafts, so that the stability of the bicycle is ensured when the bicycle is used

The handle assembly can rotate relative to the installation table 4, the locking piece used for fixing the handle assembly on the installation table 4 is further arranged on the handle assembly, the handle assembly can be fixed at a certain angle through the locking piece, and therefore the handle assembly cannot rotate randomly when pushed to affect the pushing effect.

Furthermore, the bottom of the frame 1 is connected with a stabilizing seat 3 through an elastic piece, one side of the stabilizing seat 3, which is far away from the frame 1, is fixed with a plurality of conical pieces 16, two sides of the stabilizing seat 3 protrude out of the side end of the frame 1 and are rotatably provided with connecting rods 5, one end of each connecting rod 5, which is far away from the stabilizing seat 3, is hinged with the handle assembly, in an initial state, the stabilizing seat 3 and the conical pieces 16 are both separated from the ground and are in a suspended state, meanwhile, the handle assembly is in a state convenient for manual pushing, after the device is moved to a required position, the locking piece is in an unlocking state, then the handle assembly is rotated, when the handle assembly is rotated, the connecting rods 5 drive the stabilizing seat 3 and the conical pieces 16 to move towards the ground, so that the conical pieces 16 are in contact with the ground or directly taper into the soil on the ground to realize fixation, and then the locking piece locks the position of the handle assembly again, so as to fix the position of the steady seat 3 and the conical member 16.

The elastic member comprises at least four limiting rods 17 fixed on the frame 1, the limiting rods 17 penetrate through holes formed in the stabilizing seat 3 and can slide in the through holes, a second spring 18 is sleeved on the outer side of the limiting rods 17 between the stabilizing seat 3 and the frame 1, two ends of the second spring 18 are respectively abutted to the frame 1 and the stabilizing seat 3, when the stabilizing seat 3 is located at a position closest to the frame 1, the second spring 18 is in a compressed state, and meanwhile, after the stabilizing seat 3 and the conical member 16 are in contact with the ground, the second spring 18 is still in a compressed state, so that the second spring 18 generates elastic force for moving the stabilizing seat 3, and the stability of the device in the using process is ensured.

Wherein, the handle subassembly is installed including rotating two activity curb plates 6 of 4 both sides of mount table and fixing two fixed handle 7 between the activity curb plate 6, just fixed handle 7 is fixed activity curb plate 6 is kept away from the one end of mount table 4, connecting rod 5 is kept away from the one end of steady seat 3 is rotated and is installed on the activity curb plate 6, can realize the pushing action to frame 1 through fixed handle 7 cooperation activity curb plate 6, and is preferred, install the rubber sleeve on the fixed handle 7 to increase the frictional force between fixed handle 7 and the hand, improve the comfort level after fixed handle 7 and the hand contact simultaneously.

The locking piece comprises a fixed disc 19 positioned between the movable side plate 6 and the mounting table 4, and the fixed disc 19 is rotationally connected with the movable side plate 6 and is fixedly connected with the mounting table 4; the movable side plate is characterized by further comprising a movable rod 31 arranged on one side of the movable side plate 6, wherein a bayonet 21 is fixed at one end, facing the fixed disk 19, of the movable rod 31, and the bayonet 21 is matched with a plurality of bayonet grooves 20 arranged on the fixed disk 19; the outside cover of movable rod 31 be equipped with the spacing sleeve that activity curb plate 6 is fixed, just spacing sleeve establishes with the cover the one end butt of the first spring 9 in the movable rod 31 outside, the other end of first spring 9 with fix extension butt on the movable rod 31, two the movable rod 31 is close the one end of fixed handle 7 is fixed with movable handle 8.

Preferably, the number of the clamping grooves 20 is two, in a state that the frame 1 can be pushed to move manually, the clamping pin 21 is clamped in one clamping groove 20, so that the position of the movable side plate 6 is fixed, then the frame 1 can be moved by pushing the fixed handle 7 manually, it should be noted that, at this time, a moving space of the movable handle 8 is reserved between the movable handle 8 and the fixed handle 7, meanwhile, a gripping space is provided for the fixed handle 7 to be gripped by a hand, when the frame 1 needs to be fixed at a required position, the movable handle 8 is pulled to move towards the fixed handle 7 manually, when the movable handle 8 moves, the clamping pin 21 is driven to be separated from the current clamping groove 20 through the action of the movable rod 31, then, the movable side plate 6 can be rotated, when the movable side plate 6 rotates, the stable seat 3 is driven to move through the action of the connecting rod 5, when the movable handle 8 moves to the required position, the movable handle 8 is loosened, at this time, the movable rod 31 and the bayonet 21 are reset under the action of the first spring 9 and are clamped into the other bayonet 20, so that the position locking is realized.

The automatic welding device for maintaining the mining machinery further comprises a bearing table 12 which is slidably mounted on the frame 1, the bearing table 12 is driven to change position along the length direction of the frame 1 by a threaded driving piece mounted on the frame 1, a transmission cavity 28 is fixed on the bearing table 12, a turntable 22 is rotatably mounted on the transmission cavity 28, a laser welding piece 11 is mounted on the turntable 22 through a mechanical arm 10, the turntable 22 is driven to move by power mounted on the transmission cavity 28, and the power piece is connected with the threaded driving piece through a transmission piece, so that when the power piece drives the turntable 22 to rotate, the transmission piece drives the threaded driving piece to move, so that the bearing table 12 moves, particularly, when the power piece drives the turntable 22 to rotate, the mechanical arm 10 and the laser welding piece 11 are driven to rotate, meanwhile, the screw thread driving part is driven to move through the action of the transmission part, so that the bearing table 12 moves, the laser welding part 11 can perform linear welding work when the laser welding part 11 works, and the defect that the linear movement cannot be realized when the laser welding part 11 rotates along with the turntable 22 is overcome due to the movement of the bearing table 12.

Further, the threaded driving part comprises a threaded rod 15 which is fixed on the frame 1 and is axially parallel to the length direction of the frame 1, a threaded sleeve 29 is connected to the threaded rod 15 in a threaded manner, and the threaded sleeve 29 is rotatably connected with the receiving platform 12; the vehicle frame further comprises at least one guide rod 14 which is fixed on the vehicle frame 1 and is axially parallel to the threaded rod 15, and one side, facing the guide rod 14, of the receiving platform 12 is in sliding fit with the receiving platform 12.

When the threaded sleeve 29 rotates, the threaded rod 15 is fixed in position, so that the threaded sleeve 29 can move relative to the threaded rod 15 in the axial direction, the receiving table 12 is driven to move, the guide rod 14 is in sliding fit with the receiving table 12, on one hand, the receiving table 12 keeps a linear motion state, and on the other hand, the receiving table 12 can be horizontally supported.

The power part comprises a motor 13 arranged on the transmission cavity 28, and an output shaft of the motor 13 penetrates through the upper wall of the transmission cavity 28 and is fixed with a driving gear 24; the carousel 22 orientation the one end of transmission chamber 28 is inserted just is fixed with driven gear 23 in the transmission chamber 28, driving gear 24 with driven gear 23 meshes, and the motor 13 during operation that sets up drives driving gear 24 and rotates, drives carousel 22 through driven gear 23 with it meshing when driving gear 24 rotates and rotates to realize the drive demand.

Further, the transmission member includes a transmission shaft 26, the transmission shaft 26 is perpendicular to the frame 1 and rotatably mounted on the receiving platform 12, one end of the transmission shaft 26 is rotatably connected to an output shaft of the motor 13 through a transmission belt 25, the other end of the transmission shaft is fixedly provided with a first bevel gear 27, the first bevel gear 27 is engaged with a second bevel gear 30 fixed on the threaded sleeve 29, when the motor 13 works, the transmission shaft 26 is driven to rotate through the action of the transmission belt 25, and the transmission shaft 26 drives the threaded sleeve 29 to rotate through the engagement of the first bevel gear 27 and the second bevel gear 30, so as to meet the transmission requirement.

It should be noted that a through groove for passing through the transmission belt 25 is provided at a side end of the transmission cavity 28.

Preferably, the mechanical arm 10 includes a first connecting arm rotatably mounted on the rotary table 22, and the first connecting arm is connected to an extending plate fixed on the rotary table 22 through a first hydraulic cylinder hinged thereto, and a second connecting arm is rotatably mounted at an end of the first connecting arm away from the rotary table 22, and the second connecting arm is further hinged to the first connecting arm through a second hydraulic cylinder hinged thereto;

the second connecting arm is kept away from the one end of first connecting arm is rotated and is installed and be used for laser welding spare 11 fixed third connecting arm, just the third connecting arm still through with it articulated third pneumatic cylinder with the second connecting arm is connected.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a mining machinery maintenance is with automatic welding set which characterized in that includes:

the bicycle comprises a bicycle frame (1) and wheels (2) mounted on the bicycle frame (1), wherein a mounting table (4) is fixed on the bicycle frame (1), a handle assembly is mounted on the mounting table (4), the handle assembly can rotate relative to the mounting table (4), and a locking piece used for fixing the handle assembly on the mounting table (4) is further arranged on the handle assembly;

the bottom of the frame (1) is connected with a stabilizing seat (3) through an elastic part, one side, far away from the frame (1), of the stabilizing seat (3) is fixedly provided with a plurality of conical parts (16), two sides of the stabilizing seat (3) protrude out of the side end of the frame (1) and are rotatably provided with connecting rods (5), and one end, far away from the stabilizing seat (3), of each connecting rod (5) is hinged to the handle assembly;

still include slidable mounting and be in bearing platform (12) on frame (1), just bearing platform (12) is through installing screw drive spare drive on frame (1) is followed the length direction of frame (1) takes place the position change, be fixed with transmission chamber (28) on bearing platform (12), rotate on transmission chamber (28) and install carousel (22), install laser welding spare (11) through arm (10) on carousel (22), carousel (22) by installing power drive motion on transmission chamber (28), just power passes through the driving medium and connects screw drive spare, so that the power drive spare when carousel (22) rotate, drive screw drive spare motion through the driving medium, so that bearing platform (12) remove.

2. The mining machinery maintenance automatic welding device according to claim 1, characterized in that the handle assembly comprises two movable side plates (6) rotatably mounted on two sides of the mounting platform (4) and a fixed handle (7) fixed between the two movable side plates (6), the fixed handle (7) is fixed to one end, away from the mounting platform (4), of each movable side plate (6), and one end, away from the stabilizing seat (3), of the connecting rod (5) is rotatably mounted on the movable side plates (6).

3. The mining machinery automatic welding device for maintenance according to claim 2, characterized in that the locking piece comprises a fixed disc (19) positioned between the movable side plate (6) and the installation platform (4), and the fixed disc (19) is rotatably connected with the movable side plate (6) and fixedly connected with the installation platform (4);

the clamping device is characterized by further comprising a movable rod (31) arranged on one side of the movable side plate (6), wherein a clamping pin (21) is fixed at one end, facing the fixed disk (19), of the movable rod (31), and the clamping pin (21) is matched with a plurality of clamping grooves (20) formed in the fixed disk (19);

the outside cover of movable rod (31) be equipped with the spacing sleeve that activity curb plate (6) are fixed, just spacing sleeve establishes with the cover the one end butt of the first spring (9) in movable rod (31) outside, the other end of first spring (9) with fix extension butt on movable rod (31), two movable rod (31) are close the one end of fixed handle (7) is fixed with activity handle (8).

4. The automated welding device for mining machine maintenance according to claim 1, wherein the elastic member comprises at least four limiting rods (17) fixed on the frame (1), and the limiting rods (17) penetrate through holes formed in the stabilizing base (3) and can slide in the through holes;

and a second spring (18) is sleeved on the outer side of the limiting rod (17) between the stabilizing seat (3) and the frame (1), and two ends of the second spring (18) are respectively abutted against the frame (1) and the stabilizing seat (3).

5. The automated welding device for mining machine maintenance according to claim 1, characterized in that the threaded driving member comprises a threaded rod (15) fixed on the frame (1) and axially parallel to the length direction of the frame (1), a threaded sleeve (29) is connected to the threaded rod (15) in a threaded manner, and the threaded sleeve (29) is rotatably connected with the receiving platform (12);

the vehicle frame is characterized by further comprising at least one guide rod (14) which is fixed on the vehicle frame (1) and axially parallel to the threaded rod (15), and one side, facing the guide rod (14), of the bearing table (12) is in sliding fit with the bearing table (12).

6. The automated welding device for mining machine maintenance according to claim 5, characterized in that the power member comprises a motor (13) mounted on the transmission cavity (28), an output shaft of the motor (13) penetrates through the upper wall of the transmission cavity (28) and is fixed with a driving gear (24);

one end, facing the transmission cavity (28), of the rotary disc (22) is inserted into the transmission cavity (28) and is fixed with a driven gear (23), and the driving gear (24) is meshed with the driven gear (23).

7. The automated welding device for mining machine maintenance according to claim 6, characterized in that the transmission member comprises a transmission shaft (26), the transmission shaft (26) is perpendicular to the frame (1) and is rotatably mounted on the receiving platform (12), one end of the transmission shaft (26) is rotatably connected with the output shaft of the motor (13) through a transmission belt (25), the other end of the transmission shaft is fixed with a first bevel gear (27), and the first bevel gear (27) is meshed with a second bevel gear (30) fixed on the threaded sleeve (29).

8. The automated welding device for maintaining mining machinery as claimed in claim 1, wherein the mechanical arm (10) comprises a first connecting arm rotatably mounted on the rotary table (22), the first connecting arm is connected and fixed to an extension plate on the rotary table (22) through a first hydraulic cylinder hinged with the first connecting arm, a second connecting arm is rotatably mounted at one end of the first connecting arm far away from the rotary table (22), and the second connecting arm is further hinged with the first connecting arm through a second hydraulic cylinder hinged with the second connecting arm;

the second connecting arm is kept away from the one end of first connecting arm is rotated and is installed and be used for the fixed third connecting arm of laser welding spare (11), just the third connecting arm still through with it articulated third pneumatic cylinder with the second is connected.