CN215238921U

CN215238921U - Metal welding device

Info

Publication number: CN215238921U
Application number: CN202121474097.1U
Authority: CN
Inventors: 蒋运祥
Original assignee: Zhenjiang Eds Precision Machinery Co ltd
Current assignee: Zhenjiang Eds Precision Machinery Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-21
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a metal welding device, the utility model discloses a first clamping component, a second clamping component respectively clamp two rectangular pipes to be welded, which solves the problems that the existing rectangular pipe welding is aligned manually by manpower, resulting in uneven welding and easy deviation; the front side and the rear side of the rectangular pipe to be welded are clamped by the clamping piece A, and the upper side and the lower side of the rectangular pipe to be welded are clamped by the clamping piece B, so that the reliability of clamping and positioning is ensured; the first translation plate moves along the Y direction and is close to the through hole, the gear rack transmission is utilized to drive the second translation plate to move along the Y direction and be close to the through hole, the left side and the right side of the rectangular pipe are clamped by the first clamping roller and the second clamping roller, and the rotatable clamping rollers are utilized to cooperate with the auxiliary assembly to work, so that the two rectangular pipes to be welded are close to the butt joint. Drive first clamping component, the synchronous rotation of second clamping component through drive assembly, treat that welded rectangular pipe is also along with rotating to it is less to have solved current welding angle, can't form annular welding's problem.

Description

Metal welding device

Technical Field

The utility model particularly relates to a metal welding device.

Background

The rectangular pipe is a hollow square section light thin-wall steel pipe, has the same bending strength and torsional strength and lighter weight, and is commonly used for buildings, mechanical engineering, steel construction projects, shipbuilding, solar power generation supports, steel structure engineering, electric power engineering and the like.

The rectangular tube is made by using Q235 hot-rolled or cold-rolled strip steel or a coiled plate as a base material, performing cold bending processing and forming, and then performing high-frequency welding, so that the welding is one of important links in the rectangular tube processing process. Rectangular pipe welding is generally by the staff with two sets of rectangular pipe butt joints, then place and weld on the workstation, so very easily lead to the welding unevenness of rectangular pipe, and the rectangular pipe takes place the skew when the welding, and welding angle is less simultaneously, can't form annular weld, welding effect and inefficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the weak point of prior art, the utility model provides a metal welding device.

The utility model provides a technical scheme of above-mentioned problem does: a metal welding device comprises a workbench, a welding assembly arranged in the middle of the workbench, a first auxiliary assembly arranged on the left side of the workbench, a second auxiliary assembly arranged on the right side of the workbench, a plurality of first clamping assemblies arranged on the workbench and distributed along the X direction and used for clamping a rectangular pipe A to be welded, wherein the first clamping assemblies are positioned between the welding assembly and the first auxiliary assembly, a plurality of second clamping assemblies arranged on the right side of the workbench and distributed along the X direction and used for clamping a rectangular pipe B to be welded, the second clamping assemblies are positioned between the welding assembly and the second auxiliary assembly, and a driving assembly arranged on the workbench and used for driving the first clamping assembly and the second clamping assemblies to move;

the first clamping assembly and the second clamping assembly have the same structure and are bilaterally symmetrical about the welding assembly;

the first clamping assembly comprises a fixed disk which is arranged on the workbench through a pair of support columns, a through hole is formed in the middle of the fixed disk, a fixed gear which is arranged on the cylindrical surface of the fixed disk and is positioned between the two support columns, a clamping piece A which is arranged on the right end surface of the fixed disk and is used for clamping the front side and the rear side of the rectangular tube, and a clamping piece B which is arranged on the left end surface of the fixed disk and is used for clamping the upper side and the lower side of the rectangular tube;

the clamping piece A and the clamping piece B have the same structure, and the clamping piece A rotates anticlockwise by 90 degrees and is overlapped with the clamping piece B;

the clamping piece A comprises a first translation plate and a second translation plate which are movably arranged on a fixed disc and are respectively positioned at the front side and the rear side of a through hole, an adjusting rod which is rotatably arranged on the fixed disc through a rolling bearing and is in threaded connection with the first translation plate, an adjusting motor which is arranged on the fixed disc and is connected with an output shaft and the adjusting rod, a first rotating shaft and a second rotating shaft which are rotatably arranged on the fixed disc through the rolling bearing and are respectively positioned at the upper side and the lower side of the through hole, a first gear which is arranged on the first rotating shaft and is vertically symmetrical with the second rotating shaft about the through hole, a second gear which is arranged on the second rotating shaft, a first rack with one end arranged on the first translation plate and the other end penetrating into the second translation plate and meshed with the first gear, a second rack with one end arranged on the second translation plate and the other end penetrating into the first translation plate, The second rack is meshed with the first gear, the second rack and the first rack are respectively positioned on the upper side and the lower side of the first gear, one end of the third rack is installed on the first translation plate, the other end of the third rack penetrates into the second translation plate, the third rack is meshed with the second gear, one end of the fourth rack is installed on the second translation plate, the other end of the fourth rack penetrates into the first translation plate, the fourth rack is meshed with the second gear, the third rack and the fourth rack are respectively positioned on the upper side and the lower side of the second gear, the two ends of the fourth rack rotate through the rolling bearings to install the first clamping roller on the first translation plate, and the two ends of the fourth rack rotate through the rolling bearings to install the second clamping roller on the second translation plate.

Furthermore, the driving assembly comprises a main shaft which is rotatably arranged on the workbench through a rolling bearing and penetrates through the supporting column, a driving motor which is arranged on the workbench and is connected with an output shaft and the main shaft, and a plurality of driving gears which are arranged on the main shaft and distributed along the central axis direction of the main shaft, wherein the driving gears correspond to the fixed gears one by one, and the driving gears are meshed with the fixed gears.

Further, the first auxiliary assembly and the second auxiliary assembly are identical in structure and are bilaterally symmetrical about the welding assembly;

the first auxiliary assembly comprises a supporting table arranged on the workbench, an auxiliary oil cylinder arranged on the supporting table and coaxial with the fixed disc, and a push plate arranged on an expansion rod of the auxiliary oil cylinder.

Furthermore, the welding assembly comprises a stand column installed on the workbench, a lifting oil cylinder installed on the stand column, a lifting plate installed on a telescopic rod of the lifting oil cylinder, and a welding head installed on the lifting plate.

Furthermore, the clamping piece A further comprises a pair of first guide rails which are arranged on the fixed disc and are vertically symmetrical relative to the through hole, the first translation plate is arranged on the first guide rails, a pair of second guide rails which are arranged on the fixed disc and are vertically symmetrical relative to the through hole, and the second translation plate is arranged on the second guide rails.

Furthermore, a through groove A for the second rack to pass through is formed in the first translation plate, and a through groove B for the fourth rack to pass through is formed in the first translation plate; a through groove C for the first rack to pass through is formed in the second translation plate, and a through groove D for the third rack to pass through is formed in the second translation plate;

the first translation plate is provided with a first groove body for mounting the first clamping roller, and the second translation plate is provided with a second groove body for mounting the second clamping roller;

further, the mechanical parameters of the first rack, the second rack, the third rack and the fourth rack are the same; the mechanical parameters of the first gear and the second gear are the same.

The utility model discloses beneficial effect has: the utility model solves the problems of uneven welding and easy deviation caused by manual alignment of the existing rectangular pipe welding by the first clamping component and the second clamping component which respectively clamp two rectangular pipes to be welded; the front side and the rear side of the rectangular pipe to be welded are clamped by the clamping piece A, and the upper side and the lower side of the rectangular pipe to be welded are clamped by the clamping piece B, so that the reliability of clamping and positioning is ensured; through adjusting the pole rotation, first translation board removes and is close to the through-hole along the Y direction, first rack, the third rack removes along with first translation board, first rack, the third rack meshes with first gear, second gear respectively, drive the second translation board and remove and be close to the through-hole along the Y direction, first pinch roller, the tight rectangular pipe left and right sides of second pinch roller clamp, utilize rotatable pinch roller cooperation auxiliary assembly work, make treat that to weld the rectangular pipe and can remove along the X direction, make two treat that to weld the rectangular pipe and be close to the butt. Drive first clamping component, the synchronous rotation of second clamping component through drive assembly, treat that the welding rectangular pipe is also along with rotating to it is less to have solved current welding angle, can't form annular welded problem, has improved welding effect and efficiency greatly.

Drawings

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

fig. 2 is a front view of the first clamping assembly of the present invention;

fig. 3 is a right side view of the first clamping assembly of the present invention;

fig. 4 is a left side view of the first clamping assembly of the present invention.

In the figure:

1-work table, 2-welding unit, 3-first auxiliary unit, 4-second auxiliary unit, 5-first clamping unit, 6-second clamping unit, 9-driving unit, 10-column, 11-lift cylinder, 12-welding head, 13-fixed disk, 14-through hole, 15-fixed gear, 16-clamping unit a, 17-clamping unit B, 18-first translation plate, 19-second translation plate, 20-adjusting rod, 21-adjusting motor, 22-first gear, 23-second gear, 24-first rack, 25-second rack, 26-third rack, 27-fourth rack, 28-first clamping roller, 29-second clamping roller, 30-first guide rail, 32-through groove a, 33-through grooves B, 34-first groove body, 35-second groove body, 36-main shaft, 37-driving motor, 38-driving gear, 39-supporting table, 40-auxiliary oil cylinder and 41-push plate.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

A metal welding device comprises a workbench 1, a welding assembly 2 arranged in the middle of the workbench 1, a first auxiliary assembly 3 arranged on the left side of the workbench 1, a second auxiliary assembly 4 arranged on the right side of the workbench 1, a plurality of first clamping assemblies 5 which are arranged on the workbench 1 and distributed along the X direction and used for clamping rectangular tubes A to be welded, wherein the first clamping assemblies 5 are positioned between the welding assembly 2 and the first auxiliary assembly 3, a plurality of second clamping assemblies 6 which are arranged on the right side of the workbench 1 and distributed along the X direction and used for clamping the rectangular tubes B to be welded, the second clamping assemblies 6 are positioned between the welding assembly 2 and the second auxiliary assembly 4, and a driving assembly 9 which is arranged on the workbench 1 and used for driving the first clamping assemblies 5 and the second clamping assemblies 6 to move;

the welding assembly 2 comprises a vertical column 10 arranged on the workbench 1, a lifting oil cylinder 11 arranged on the vertical column 10, a lifting plate arranged on a telescopic rod of the lifting oil cylinder 11, and a welding head 12 arranged on the lifting plate.

The first clamping component 5 and the second clamping component 6 are identical in structure and are bilaterally symmetrical about the welding component 2;

the first clamping assembly 5 comprises a fixed disc 13 which is arranged on the workbench 1 through a pair of supporting columns, a through hole 14 is formed in the middle of the fixed disc 13, a fixed gear 15 which is arranged on the cylindrical surface of the fixed disc 13 and is positioned between the two supporting columns, a clamping piece A16 which is arranged on the right end surface of the fixed disc 13 and is used for clamping the front side and the rear side of the rectangular tube, and a clamping piece B17 which is arranged on the left end surface of the fixed disc 13 and is used for clamping the upper side and the lower side of the rectangular tube;

the clamping piece A16 and the clamping piece B17 have the same structure, and the clamping piece A16 rotates anticlockwise by 90 degrees and is overlapped with the clamping piece B17;

the clamping member A16 comprises a first translation plate 18 and a second translation plate 19 movably mounted on the fixed disk 13 and respectively positioned at the front side and the rear side of the through hole 14, the first translation plate 18 and the second translation plate 19 are symmetrical front and back with respect to the through hole 14, an adjusting rod 20 rotatably mounted on the fixed disk 13 through a rolling bearing and in threaded connection with the first translation plate 18, an adjusting motor 21 mounted on the fixed disk 13 and having an output shaft connected with the adjusting rod 20, a first rotating shaft and a second rotating shaft rotatably mounted on the fixed disk 13 and respectively positioned at the upper side and the lower side of the through hole 14 through a rolling bearing, a first gear 22 mounted on the first rotating shaft, a second gear 23 mounted on the second rotating shaft, a first rack 24 having one end mounted on the first translation plate 18 and the other end penetrating into the second translation plate 19 and engaged with the first gear 22, a second rack having one end mounted on the second translation plate 19 and the other end penetrating into the first translation plate 18, The second rack 25 is meshed with the first gear 22, the second rack 25 and the first rack 24 are respectively positioned at the upper side and the lower side of the first gear 22, one end of the third rack 26 is installed on the first translation plate 18, the other end of the third rack penetrates into the second translation plate 19 and is meshed with the second gear 23, one end of the fourth rack 27 is installed on the second translation plate 19, the other end of the fourth rack 27 penetrates into the first translation plate 18 and is meshed with the second gear 23, the third rack 26 and the fourth rack 27 are respectively positioned at the upper side and the lower side of the second gear 23, the two ends of the third rack 26 and the fourth rack 27 are rotatably installed at the first clamping roller 28 on the first translation plate 18 through a rolling bearing, and the two ends of the second clamping roller 29 are rotatably installed on the second translation plate 19 through a rolling bearing. The mechanical parameters of the first rack 24, the second rack 25, the third rack 26 and the fourth rack 27 are the same; the mechanical parameters of the first gear 22 and the second gear 23 are the same.

The clamping member a16 further includes a pair of first rails 30 mounted on the fixed plate 13 and vertically symmetrical with respect to the through hole 14, a first translating plate 18 mounted on the first rails 30, a pair of second rails mounted on the fixed plate 13 and vertically symmetrical with respect to the through hole 14, and a second translating plate 19 mounted on the second rails.

A through groove A32 for the second rack 25 to pass through is arranged on the first translation plate 18, and a through groove B33 for the fourth rack 27 to pass through is arranged on the first translation plate 18; a through groove C for the first rack 24 to pass through is formed in the second translation plate 19, and a through groove D for the third rack 26 to pass through is formed in the second translation plate 19;

the first translating plate 18 is provided with a first groove 34 for mounting the first pinch roller 28, and the second translating plate 19 is provided with a second groove 35 for mounting the second pinch roller 29.

The first clamping assembly 5 and the second clamping assembly 6 are used for respectively clamping two rectangular pipes to be welded, so that the problems that welding is uneven and deviation is easy to occur due to manual alignment of existing rectangular pipe welding are solved; the front side and the rear side of the rectangular pipe to be welded are clamped through the clamping piece A16, and the upper side and the lower side of the rectangular pipe to be welded are clamped through the clamping piece B17, so that the reliability of clamping and positioning is guaranteed; the adjusting rod 20 is driven to rotate by the adjusting motor 21, the first translation plate 18 moves along the Y direction, the first translation plate 18 is close to the through hole 14, the first rack 24 and the third rack 26 move along with the first translation plate 18, the first rack 24 and the third rack 26 are respectively meshed with the first gear 22 and the second gear 23, the first gear 22 and the second gear 23 rotate to drive the second translation plate 19 to move along the Y direction, the second translation plate 19 is close to the through hole 14, the left side and the right side of the rectangular pipe are clamped by the first clamping roller 28 and the second clamping roller 29, the rotatable clamping rollers are matched with the auxiliary assembly to work, the rectangular pipe to be welded can move along the X direction, and two rectangular pipes to be welded are close to be abutted.

The driving assembly 9 comprises a main shaft 36 which is rotatably installed on the workbench 1 through a rolling bearing and penetrates through the supporting column, a driving motor 37 which is installed on the workbench 1 and has an output shaft connected with the main shaft 36, and a plurality of driving gears 38 which are installed on the main shaft 36 and distributed along the central axis direction of the main shaft 36, wherein the driving gears 38 correspond to the fixed gears 15 one by one, and the driving gears 38 are meshed with the fixed gears 15.

Drive first clamping component 5, the synchronous rotation of second clamping component 6 through drive assembly 9, treat welding rectangular pipe along with rotating also for two on first clamping component 5, the second clamping component 6 to it is less to have solved current welding angle, can't form annular welded problem, has improved welding effect and efficiency greatly.

The first auxiliary assembly 3 and the second auxiliary assembly 4 are identical in structure and are bilaterally symmetrical about the welding assembly 2; the first auxiliary assembly 3 comprises a supporting table 39 arranged on the workbench 1, an auxiliary oil cylinder 40 arranged on the supporting table 39 and coaxial with the fixed disc 13, and a push plate 41 arranged on an expansion rod of the auxiliary oil cylinder 40.

The first auxiliary assembly 3 and the second auxiliary assembly 4 are used for respectively pushing two rectangular pipes to be welded to be close to and abutted with each other, so that preparation is made for welding.

The utility model discloses the theory of operation:

s1: the rectangular pipe A to be welded passes through a plurality of first clamping assemblies 5, a clamping member A16 and a clamping member B17 are started, and the first clamping assemblies 5 clamp the rectangular pipe A to be welded;

s2: the rectangular pipe B to be welded passes through a plurality of second clamping assemblies 6, a clamping piece A16 and a clamping piece B17 are started, and the second clamping assemblies 6 clamp the rectangular pipe B to be welded;

s3: starting the first auxiliary assembly 3 to drive the rectangular pipe A to be welded to move along the X direction, driving the rectangular pipe B to be welded to move along the X direction by the second auxiliary assembly 4, and enabling the rectangular pipe A to be welded to be abutted against the rectangular pipe B to be welded;

s4: starting the welding assembly 2 to weld the rectangular pipe A to be welded and the rectangular pipe B to be welded;

s5: when annular welding is needed, the driving assembly 9 is started, and the driving assembly 9 drives the rectangular pipe A to be welded and the rectangular pipe B to be welded to synchronously rotate to complete welding.

Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, and that the scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a metal welding device, a serial communication port, including workstation (1), install welding subassembly (2) of workstation (1) intermediate position department, install first auxiliary assembly (3) on workstation (1) left, install second auxiliary assembly (4) on workstation (1) right side, install on workstation (1) and distribute along the X direction, a plurality of first clamping component (5) for pressing from both sides tight rectangular pipe A of treating, first clamping component (5) are located between welding subassembly (2) and first auxiliary assembly (3), install on workstation (1) right side and distribute along the X direction, a plurality of second clamping component (6) for pressing from both sides tight rectangular pipe B of treating, second clamping component (6) are located between welding subassembly (2) and second auxiliary assembly (4), install on workstation (1) and be used for driving first clamping component (5), A drive assembly (9) for the movement of the second clamping assembly (6);

the first clamping assembly (5) and the second clamping assembly (6) are identical in structure and are bilaterally symmetrical about the welding assembly (2);

the first clamping assembly (5) comprises a fixed disc (13) which is arranged on the workbench (1) through a pair of supporting columns, a through hole (14) is formed in the middle of the fixed disc (13), a fixed gear (15) which is arranged on the cylindrical surface of the fixed disc (13) and is positioned between the two supporting columns, clamping pieces A (16) which are arranged on the right end surface of the fixed disc (13) and are used for clamping the front side and the rear side of the rectangular tube, and clamping pieces B (17) which are arranged on the left end surface of the fixed disc (13) and are used for clamping the upper side and the lower side of the rectangular tube;

the clamping piece A (16) and the clamping piece B (17) have the same structure, and the clamping piece A (16) rotates anticlockwise by 90 degrees and is overlapped with the clamping piece B (17);

the clamping piece A (16) comprises a first translation plate (18) and a second translation plate (19) which are movably arranged on a fixed disc (13) and are respectively positioned on the front side and the rear side of a through hole (14), the first translation plate (18) and the second translation plate (19) are symmetrical front and back relative to the through hole (14), an adjusting rod (20) which is rotatably arranged on the fixed disc (13) and is in threaded connection with the first translation plate (18) through a rolling bearing, an adjusting motor (21) which is arranged on the fixed disc (13) and is connected with the adjusting rod (20) through an output shaft, a first rotating shaft and a second rotating shaft which are rotatably arranged on the fixed disc (13) and are respectively positioned on the upper side and the lower side of the through hole (14) through the rolling bearing, a first gear (22) which is arranged on the first rotating shaft, a second gear (23) which is arranged on the second rotating shaft, one end of the first rotating shaft is arranged on the first translation plate (18) and the other end of the second translation plate (19) penetrates into the second translation plate (19), A first rack (24) meshed with the first gear (22), a second rack (25) with one end installed on the second translation plate (19) and the other end penetrating into the first translation plate (18) and meshed with the first gear (22), a third rack (26) with one end installed on the first translation plate (18) and the other end penetrating into the second translation plate (19) and meshed with the second gear (23), a first clamping roller (28) with one end installed on the first translation plate (18) through a rolling bearing, a third rack (26) with one end installed on the second translation plate (19) and the other end penetrating into the first translation plate (18) and meshed with the second gear (23), a fourth rack (26) and a fourth rack (27) respectively located on the upper side and the lower side of the second gear (23), a second pinch roller (29) mounted at both ends on the second translation plate (19) by rolling bearings.

2. A metal welding device as in claim 1, characterized in that said driving assembly (9) comprises a main shaft (36) rotatably mounted on the work table (1) through the support column by means of rolling bearings, a driving motor (37) mounted on the work table (1) and having an output shaft connected to the main shaft (36), a plurality of driving gears (38) mounted on the main shaft (36) and distributed along the central axis of the main shaft (36), the driving gears (38) corresponding to the fixed gears (15) one to one, the driving gears (38) meshing with the fixed gears (15).

3. A metal welding device as in claim 1, characterized in that said first auxiliary assembly (3) and said second auxiliary assembly (4) are structurally identical and are bilaterally symmetrical with respect to the welding assembly (2);

the first auxiliary assembly (3) comprises a supporting table (39) arranged on the workbench (1), an auxiliary oil cylinder (40) arranged on the supporting table (39) and coaxial with the fixed disc (13), and a push plate (41) arranged on an expansion rod of the auxiliary oil cylinder (40).

4. A metal welding device as defined in claim 1, characterized in that said welding assembly (2) comprises a column (10) mounted on the work table (1), a lift cylinder (11) mounted on the column (10), a lift plate mounted on the telescopic rod of the lift cylinder (11), and a welding head (12) mounted on the lift plate.

5. A metal welding apparatus as set forth in claim 1, wherein said clamping member a (16) further comprises a pair of first guide rails (30) installed on the fixed plate (13) and vertically symmetrical with respect to the through-hole (14), a first translation plate (18) installed on the first guide rails (30), a pair of second guide rails installed on the fixed plate (13) and vertically symmetrical with respect to the through-hole (14), and a second translation plate (19) installed on the second guide rails.

6. A metal welding device as in claim 1, wherein said first translating plate (18) is provided with a through slot a (32) for the second rack (25) to pass through, and said first translating plate (18) is provided with a through slot B (33) for the fourth rack (27) to pass through; a through groove C for the first rack (24) to pass through is formed in the second translation plate (19), and a through groove D for the third rack (26) to pass through is formed in the second translation plate (19);

a first groove body (34) for installing the first clamping roller (28) is arranged on the first translation plate (18), and a second groove body (35) for installing the second clamping roller (29) is arranged on the second translation plate (19).

7. A metal welding device according to claim 1 or 2 or 3 or 4 or 5 or 6, characterized in that the mechanical parameters of said first rack (24), second rack (25), third rack (26) and fourth rack (27) are the same; the mechanical parameters of the first gear (22) and the second gear (23) are the same.