CN111558805A - Metal plate bending part repairing method and welding device thereof - Google Patents
Metal plate bending part repairing method and welding device thereof Download PDFInfo
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- CN111558805A CN111558805A CN202010444886.4A CN202010444886A CN111558805A CN 111558805 A CN111558805 A CN 111558805A CN 202010444886 A CN202010444886 A CN 202010444886A CN 111558805 A CN111558805 A CN 111558805A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
Abstract
The invention discloses a method for repairing a bent part of a metal plate and a welding device thereof, wherein the method for repairing the bent part of the metal plate comprises the following steps: firstly, obtaining the shape and size of a notch at the bending position of a metal plate; then processing a small sheet metal part matched with the shape of the bending gap; then welding the small sheet metal part at the notch of the large sheet metal part; finally, polishing the welding seams of the large sheet metal part and the lower sheet metal part smoothly, and respectively welding two side faces formed by bending the small sheet metal part in the welding of the step A3, so that the processing control is convenient, and the repairing process is simple and efficient; welding set sets up vertical welder and horizontal welder, welds the junction of the little sheet metal component of two faces in the department of bending of sheet metal component respectively, and frock among the welding set and welder's position all can change, and the conversion of the fixed position of the big sheet metal component of cooperation can carry out high-efficient restoration to the breach of big sheet metal component.
Description
Technical Field
The invention relates to the technical field of metal plate repair, in particular to a method for repairing a bent part of a metal plate and a welding device thereof.
Background
Sheet metal repair devices such as those disclosed in patents CN110918689A, CN102921772A, CN110252854A, and CN107457284A can be accurately and effectively positioned and operated to repair dents or deformations in panels with a simple structure. However, these sheet metal repair devices cannot weld the small metal sheets to the large metal sheets, and thus repair the gaps of the large metal sheets. Patent CN110315236A discloses a panel beating prosthetic devices for the welding of fritter sheet metal is in bold sheet metal, but its welding that is generally applicable to plane sheet metal component, and the sheet metal component very to for the piece of bending, to the sheet metal component of bending, above-mentioned panel beating prosthetic devices can not be very well repaired.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a method for repairing a bent part of a sheet metal and a welding device thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for repairing a bent part of a metal plate comprises the following steps:
a1: 3D contour scanning is carried out on the notch of the large sheet metal part, and the shape and the size of the notch at the bending position of the sheet metal are obtained;
a2: processing a small sheet metal part matched with the shape of the bending notch;
a3: welding the small sheet metal part at the notch of the large sheet metal part;
a4: and polishing the welding seam between the large sheet metal part and the lower sheet metal part smoothly.
Further, the welding method of the small sheet metal parts comprises the following steps:
b1: keeping one side of the large sheet metal part and one side of the small sheet metal part vertically placed, fixing the large sheet metal part, and moving the small sheet metal part to the gap of the large sheet metal part;
b2: performing spot welding on a connecting line of the vertical surfaces of the large sheet metal part and the small sheet metal part by using a vertical welding gun;
b3: adjusting the positions of the large sheet metal part and the small sheet metal part to enable the other side of the large sheet metal part and the small sheet metal part to be horizontally placed;
b4: and (3) carrying out spot welding on the horizontal connecting line of the large sheet metal part and the small sheet metal part by using a transverse welding gun to obtain the repaired and welded large sheet metal part.
According to the welding method, the two side faces formed by bending the small sheet metal part are respectively welded, so that the processing control is facilitated.
The invention also designs a welding device based on the welding method of the small sheet metal part, which comprises a base, a vertical upright post and a cross beam, wherein a welding assembly is arranged in a space formed by the base, the vertical upright post and the cross beam, and comprises a vertical welding gun, a transverse welding gun, a suction nozzle for adsorbing the small sheet metal part, a transverse fixing seat and a vertical fixing seat for fixing the large sheet metal part;
the vertical welding gun, the transverse welding gun and the suction nozzle are all arranged on a transverse mounting bracket which is arranged below the cross beam, can move in a horizontal plane and can lift in the vertical direction.
Preferably, the vertical welding gun is mounted on a horizontal mounting support, the horizontal mounting support is provided with a vertical telescopic rod capable of moving on a horizontal plane, and the vertical welding gun is fixedly connected to the working end of the vertical telescopic rod.
Preferably, a vertical mounting bracket is fixedly arranged on one side of the horizontal mounting bracket, the horizontal welding gun is mounted on the vertical mounting bracket, the vertical mounting bracket is provided with a horizontal telescopic rod capable of moving on a vertical plane, and the horizontal welding gun is fixedly connected to the working end of the horizontal telescopic rod.
Preferably, the lower end of the transverse mounting bracket is fixedly provided with a connecting seat, and the connecting seat is provided with a suction nozzle which is adjustable in direction and can suck the small sheet metal part through negative pressure.
Furthermore, the transverse fixing seats comprise a group of lower transverse fixing seats and upper transverse fixing seats which correspond in position and are identical in structure. The lower transverse fixing seat comprises a first oil cylinder, a second oil cylinder and a contact plate, the lower ends of the first oil cylinder and the second oil cylinder are fixedly connected with the base, the working ends of the first oil cylinder and the second oil cylinder are respectively and fixedly connected with the lower surface of the contact plate, and the upper surface of the contact plate is used for being in contact with a large sheet metal plate. Correspondingly, the upper transverse fixing seat also comprises two oil cylinders and a contact plate, the upper ends of the two oil cylinders are fixedly connected with the cross beam, the working ends of the two oil cylinders are fixedly connected with the contact plate, and the lower surface of the contact plate corresponding to the upper transverse fixing seat is contacted with the large sheet metal plate. The transverse side of the large sheet metal plate can be clamped between the contact plates of the lower transverse fixing seat and the upper transverse fixing seat. The oil cylinders in the lower transverse fixing seat and the upper transverse fixing seat can adjust the angle of the contact plate.
Further, the vertical fixing seat comprises a bottom plate and a supporting component at the bottom of the bottom plate; the clamping device comprises a base plate, and is characterized in that at least one group of clamping pieces are arranged on the upper surface of the base plate, each clamping piece comprises two fixed seats and a clamping block positioned between the two fixed seats, a spring is arranged between each fixed seat and the corresponding clamping block, clamping force can be generated between the corresponding clamping blocks by the aid of the springs and used for clamping the vertical side of a large sheet metal plate, and a positioning screw is arranged on each clamping block and used for positioning the corresponding clamping block.
Further, the lower surface of bottom plate sets up the lead screw, set up first support cylinder and second support cylinder between the movable nut that the lead screw corresponds and the base, first support cylinder and second support cylinder are used for adjusting the angle of bottom plate, and the lead screw structure is used for cooperating the position change of big sheet metal component, accomplishes the horizontal side level of big sheet metal component and places and fix a position.
Preferably, the upper end of every group grip block sets up the handle, the both ends of handle articulate the upper end of connecting rod respectively, every the lower extreme of connecting rod articulates different grip blocks respectively, presses down the handle, can make the spring compressed, and two grip blocks are kept away from, conveniently put into and take out the perpendicular side of big sheet metal board between the grip block.
The invention has the beneficial effects that:
1. the sheet metal bending part repairing method is used for repairing a sheet metal part bending part notch, the lower sheet metal part is fixedly welded at the bending notch of the large sheet metal part, split welding is carried out, and the repairing process is simple and efficient.
2. This welding set sets up vertical welder and horizontal welder, welds the junction of the little sheet metal component of two faces of department of bending of sheet metal component respectively, and the conversion in the fixed position of the big sheet metal component of cooperation can carry out high-efficient restoration to the breach of big sheet metal component.
3. This welding set's horizontal fixing base and vertical fixing base mutually support, change big sheet metal component position, make things convenient for vertical welder to restore big sheet metal horizontal side and horizontal welder to big sheet metal vertical side, and frock and welder's among this welding set position can all change, obtains the purpose of high-efficient processing.
Drawings
FIG. 1 is a flow chart of the sheet metal bending part repairing method;
FIG. 2 is a flow chart of the method for repairing and welding the bent part of the sheet metal;
FIG. 3 is a schematic structural diagram of the large sheet metal part;
FIG. 4 is a schematic structural diagram of the sheet metal bending part repairing and welding device (vertical side machining);
FIG. 5 is a schematic view of the structure of the transverse mounting bracket of the welding device
FIG. 6 is a schematic view of the structure of the vertical mounting bracket of the welding device
FIG. 7 is a schematic structural view of a vertical fixing seat in embodiment 2 of the welding device;
FIG. 8 is a schematic structural view of a vertical fixing seat in embodiment 3 of the welding device;
FIG. 9 is a schematic structural view of the vertical fixing base of the welding apparatus looking down on embodiment 3;
fig. 10 is a schematic structural view of the sheet metal bending part repair welding device (lateral side machining).
In the figure: 1. a base; 2. a vertical column; 3. a cross beam; 4. transversely mounting a bracket; 5. a lift cylinder; 6. a connecting seat; 7. a vertical mounting bracket; 8. a suction nozzle; 9. a lower transverse fixed seat; 10. an upper transverse fixing seat; 11. a vertical fixed seat; 12. a large sheet metal part; 13. a small sheet metal part; 41. a vertical telescopic rod; 42. a vertical welding gun; 43. an X-axis chute; 44. a first Y-axis slide bar; 45. a horizontal slider; 71. a transverse telescopic rod; 72. a transverse welding gun; 73. a Z-axis chute; 74. a second Y-axis slide bar; 75. a vertical slide block; 91. a first cylinder; 92. a second cylinder; 93. a contact plate; 111. a base plate; 112. a fixed seat; 113. a clamping block; 1131. a set screw; 114. a spring; 115. a screw rod; 116. a movable nut; 117. a first support cylinder; 118. a second support cylinder; 1110. a connecting rod; 1111. a handle; 121. a transverse side; 122. and (5) vertical side.
Detailed Description
The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments.
Example 1
Referring to fig. 1, a method for repairing a bent part of a sheet metal comprises the following steps:
a1: 3D contour scanning is carried out on the notch of the large sheet metal part, and the shape and the size of the notch at the bending position of the sheet metal are obtained;
a2: processing a small sheet metal part matched with the shape of the bending notch;
a3: welding the small sheet metal part at the notch of the large sheet metal part;
a4: and polishing the welding seam between the large sheet metal part and the lower sheet metal part smoothly.
In this embodiment, the material and the thickness of little sheet metal component advance the same with big sheet metal, also carry out the bender and bend the processing, make shape, size and the degree of bending and the breach of little sheet metal component correspond.
Further, referring to fig. 2, in the welding process, the welding method of the small sheet metal parts includes the following steps:
b1: keeping one side of the large sheet metal part and one side of the small sheet metal part vertically placed, fixing the large sheet metal part, and moving the small sheet metal part to the gap of the large sheet metal part;
b2: performing spot welding on a connecting line of the vertical surfaces of the large sheet metal part and the small sheet metal part by using a vertical welding gun;
b3: adjusting the positions of the large sheet metal part and the small sheet metal part to enable the other side of the large sheet metal part and the small sheet metal part to be horizontally placed;
b4: and (3) carrying out spot welding on the horizontal connecting line of the large sheet metal part and the small sheet metal part by using a transverse welding gun to obtain the repaired and welded large sheet metal part.
According to the welding method, the two side faces formed by bending the small sheet metal part are respectively welded, so that the machining control is convenient, and the repairing process is simple and efficient.
Example 2
Referring to fig. 4, the welding device in this embodiment is used for welding small sheet metal parts, and includes base 1, vertical column 2 and crossbeam 3, base 1, vertical column 2 and crossbeam 3 form the inside welding assembly that sets up in space, welding assembly is including installation vertical welder 42, horizontal welder 72, the suction nozzle 8 that adsorbs small sheet metal part 13, horizontal fixing base and the vertical fixing base 11 that fix big sheet metal part.
Specifically, vertical welder 42, horizontal welder 72 and suction nozzle 8 are all installed in horizontal installing support 4, horizontal installing support 4 is located the below of crossbeam 3, set up the spout of X axle direction on the crossbeam 3, Y axle direction slide bar is established to spout department, set up sliding connection in the lift cylinder 5 of Y axle direction slide bar on the Y axle direction slide bar, lift cylinder 5's horizontal installing support 4 of working end fixed connection, the slip driving piece that sets up lift cylinder 5 on the crossbeam 3 is not drawn, horizontal installing support 4 can remove and the lift of vertical direction in the horizontal plane.
Further, referring to fig. 5, the vertical welding gun 42 is installed on the horizontal installation support 4, the horizontal installation support 4 is provided with an X-axis sliding groove 43 and a first Y-axis sliding rod 44, two ends of the first Y-axis sliding rod 44 are slidably connected with the X-axis sliding groove 43, the first Y-axis sliding rod 44 is provided with a horizontal sliding block 45, the horizontal sliding block 45 is fixedly provided with a vertical telescopic rod 41, the horizontal installation support 4 is provided with a sliding driving member of the first Y-axis sliding rod 44 and the horizontal sliding block 45, the vertical telescopic rod 41 can move on the horizontal plane, the vertical welding gun 42 is fixedly connected to the working end of the vertical telescopic rod 41, and the vertical welding gun 42 can weld the transverse side 121 of the large sheet metal part 12.
Further, one side of the transverse mounting bracket 4 is fixedly provided with a vertical mounting bracket 7, referring to fig. 6, the vertical mounting bracket 7 is provided with a Z-axis sliding groove 73 and a second Y-axis sliding rod 74, two ends of the second Y-axis sliding rod 74 are slidably connected with the Z-axis sliding groove 73, a vertical sliding block 75 is arranged on the second Y-axis sliding rod 74, a transverse telescopic rod 71 is fixedly arranged on the vertical sliding block 75, a sliding driving piece of the second Y-axis sliding rod 74 and the vertical sliding block 75 is arranged on the vertical mounting bracket 7, the transverse telescopic rod 71 can move on a vertical plane, a transverse welding gun 72 is fixedly arranged at the working end of the transverse telescopic rod 71, and the transverse welding gun 72 can weld the vertical side 122 of the large sheet metal part 12.
Further, the lower extreme of horizontal installing support 4 is fixed and is set up connecting seat 6, set up on the connecting seat 6 and pass through bearing swivelling joint rotation axis, the one end of rotation axis sets up the rotatory motor of drive rotation axis, and the other end of rotation axis is fixed and is set up suction nozzle 8, suction nozzle 8 adsorbs little sheet metal component 13 through the negative pressure.
Further, referring to fig. 4, the lateral fixing seats comprise a group of lower lateral fixing seats 9 and upper lateral fixing seats 10 which are corresponding in position and identical in structure. The lower transverse fixing seat 9 comprises a first oil cylinder 91, a second oil cylinder 92 and a contact plate 93, the lower ends of the first oil cylinder 91 and the second oil cylinder 92 are fixedly connected with the base 1, the working ends of the first oil cylinder 91 and the second oil cylinder 92 are respectively and fixedly connected with the lower surface of the contact plate 93, and the upper surface of the contact plate 93 is used for contacting with the large sheet metal plate 12. Correspondingly, the upper transverse fixing seat 10 also comprises two oil cylinders and a contact plate, the upper ends of the two oil cylinders are fixedly connected with the cross beam 3, the working ends of the two oil cylinders are fixedly connected with the contact plate, and the lower surface of the contact plate corresponding to the upper transverse fixing seat 10 is in contact with the large sheet metal plate 12. The lateral side 121 of the large sheet metal plate 12 can be clamped between the contact plates of the lower transverse fixing seat 9 and the upper transverse fixing seat 10. The cylinders in the lower and upper transverse holders 9, 10 can adjust the angle of the contact plate 93.
Further, referring to fig. 7, the vertical fixing base 11 includes a bottom plate 111 and a supporting assembly at the bottom of the bottom plate 111; the upper surface of the bottom plate 111 is provided with two sets of clamping members, each clamping member comprises two fixed seats 112 and a clamping block 113 positioned between the fixed seats 112, a spring 114 is arranged between the fixed seats 112 and the clamping block 113, the spring 114 can generate clamping force between the clamping blocks 113 for clamping the vertical side 122 of the large sheet metal plate 12, and the clamping block 113 is provided with a positioning screw 1131 for positioning the clamping block 113.
Further, the lower surface of bottom plate 111 sets up lead screw 115, set up first support cylinder 117 and second support cylinder 118 between the movable nut 116 that lead screw 115 corresponds and the base 1, first support cylinder 117 and second support cylinder 118 are used for adjusting the angle of bottom plate 111, and lead screw 115 structure is used for cooperating the position change of big sheet metal component 12, accomplishes the horizontal side level of big sheet metal component 12 and places and fix a position.
The welding process of the welding device is as follows:
(1) referring to fig. 4, the welding device is firstly used for fixing the large sheet metal part 12 by the transverse fixing seat and the vertical fixing seat 11, and keeping the vertical side 122 of the large sheet metal part 12 on a vertical surface;
(2) then the suction nozzle 8 sucks the small sheet metal part 13, and the position of sucking the small sheet metal part 13 corresponds to the gap of the large sheet metal part 12 by adjusting the position of the transverse mounting bracket 4 and the rotating motor on the connecting seat 6;
(3) driving the transverse telescopic rod 71 and the transverse welding gun 72 to move a welding head of the transverse welding gun 72 to one intersection point position of a vertical surface connecting line of the large sheet metal part 12 and the small sheet metal part 13 and a sheet metal bending line, and driving the transverse welding gun 72 to move on the vertical mounting bracket 7 to enable the welding head of the transverse welding gun 72 to walk along the vertical surface connecting line to weld the vertical surface connecting line of the large sheet metal part 12 and the small sheet metal part 13;
(4) when the welding of the vertical surface is finished, the suction nozzle 8 stops working, referring to fig. 10, the transverse fixing seat and the vertical fixing seat 11 are driven to adjust the position of the large sheet metal part 12, and the transverse side 121 of the large sheet metal part 12 is kept on the horizontal plane;
(5) the vertical telescopic rod 41 and the vertical welding gun 42 are driven, a welding head of the vertical welding gun 42 is moved to one intersection point position of a horizontal plane connecting line of the large sheet metal part 12 and the small sheet metal part 13 on the side and a sheet metal bending line, and then the vertical welding gun 42 is driven to move on the transverse mounting bracket 4, so that the welding head of the vertical welding gun 42 walks along the horizontal plane connecting line to weld the horizontal plane connecting line of the large sheet metal part 12 and the small sheet metal part 13.
(6) After the horizontal plane is welded, the transverse mounting bracket 4 returns, the transverse fixing seat loosens the large sheet metal part 12, the positioning screw 1131 of the vertical fixing seat 11 is loosened, and the large sheet metal part 12 can be taken out.
This welding set sets up vertical welder 42 and horizontal welder 72, welds the junction of the little sheet metal component of two faces of department of bending of sheet metal component respectively, and the conversion in the fixed position of the big sheet metal component of cooperation can carry out high-efficient the restoration to the breach of big sheet metal component.
Example 3
Referring to fig. 8 and 9, in this embodiment, a handle 1111 is disposed at the upper end of each of the clamping blocks 113, two ends of the handle 1111 are respectively hinged to the upper end of the connecting rod 1110, the lower end of the connecting rod 1110 is respectively hinged to different clamping blocks 113, the spring 114 is compressed by pressing the handle 1110, the two clamping blocks 113 are far away, and the vertical side 122 of the large sheet metal 12 can be conveniently placed in and taken out of the clamping blocks 113.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A method for repairing a bent part of a metal plate is characterized by comprising the following steps:
a1: 3D contour scanning is carried out on the notch of the large sheet metal part, and the shape of the notch at the bending position of the sheet metal is obtained;
a2: processing a small sheet metal part matched with the shape of the bending notch;
a3: welding the small sheet metal part at the notch of the large sheet metal part;
a4: and polishing the welding seam between the large sheet metal part and the lower sheet metal part smoothly.
2. The method for repairing the bent part of the sheet metal according to claim 1, wherein the method for welding the small sheet metal part comprises the following steps:
b1: keeping one side of the large sheet metal part and one side of the small sheet metal part vertically placed, fixing the large sheet metal part, and moving the small sheet metal part to the gap of the large sheet metal part;
b2: performing spot welding on a connecting line of the vertical surfaces of the large sheet metal part and the small sheet metal part by using a vertical welding gun;
b3: adjusting the positions of the large sheet metal part and the small sheet metal part to enable the other side of the large sheet metal part and the small sheet metal part to be horizontally placed;
b4: and (3) carrying out spot welding on the horizontal connecting line of the large sheet metal part and the small sheet metal part by using a transverse welding gun to obtain the repaired and welded large sheet metal part.
3. The welding device based on the welding method of the small sheet metal parts is characterized by comprising a base (1), a vertical upright post (2) and a cross beam (3), wherein a welding assembly is arranged in a space formed by the base (1), the vertical upright post (2) and the cross beam (3), and comprises a vertical welding gun (42), a transverse welding gun (72), a suction nozzle (8) for adsorbing the small sheet metal parts (13), a transverse fixing seat for fixing the large sheet metal parts and a vertical fixing seat (11);
the vertical welding gun (42), the transverse welding gun (72) and the suction nozzle (8) are all arranged on a transverse mounting bracket (4) which is arranged below the cross beam (3), can move in a horizontal plane and can lift in a vertical direction.
4. The welding device for small sheet metal parts according to claim 3, characterized in that the vertical welding torch (42) is mounted on a horizontal mounting bracket (4), the horizontal mounting bracket (4) is provided with a vertical telescopic rod (41) which can move in the horizontal plane, and the vertical welding torch (42) is fixedly connected to the working end of the vertical telescopic rod (41).
5. The welding device for small sheet metal parts according to claim 4, characterized in that a vertical mounting bracket (7) is fixedly arranged on one side of the transverse mounting bracket (4), the transverse welding torch (72) is mounted on the vertical mounting bracket (7), the vertical mounting bracket (7) is provided with a transverse telescopic rod (71) which can move in a vertical plane, and the transverse welding torch (72) is fixedly connected to a working end of the transverse telescopic rod (71).
6. The welding device for the small sheet metal parts according to claim 5, characterized in that a connecting seat (6) is fixedly arranged at the lower end of the transverse mounting bracket (4), and a suction nozzle (8) which is adjustable in direction and can suck the small sheet metal parts (13) through negative pressure is arranged on the connecting seat (6).
7. The welding device for small sheet metal parts according to claim 3 or 6, characterized in that the transverse fixing seats comprise a group of lower transverse fixing seats (9) and upper transverse fixing seats (10) which correspond in position and have the same structure, and the transverse side (121) of the large sheet metal plate (12) is positioned between the lower transverse fixing seats (9) and the upper transverse fixing seats (10);
the lower transverse fixing seat (9) comprises a first oil cylinder (91), a second oil cylinder (92) and a contact plate (93), the lower ends of the first oil cylinder (91) and the second oil cylinder (92) are fixedly connected with the base (1), the working ends of the first oil cylinder (91) and the second oil cylinder (92) are respectively fixedly connected with the lower surface of the contact plate (93), and the upper surface of the contact plate (93) is used for being in contact with a large sheet metal plate (12).
8. The welding device of small sheet metal parts according to claim 7, characterized in that the vertical fixing seat (11) comprises a bottom plate (111) and a supporting component at the bottom of the bottom plate (111);
at least one group of clamping pieces are arranged on the upper surface of the bottom plate (111), each clamping piece comprises two fixed seats (112) and a clamping block (113) located between the fixed seats (112), a spring (114) is arranged between each fixed seat (112) and each clamping block (113), and each clamping block (113) is provided with a positioning screw (1131);
the lower surface of the bottom plate (111) is provided with a screw rod (115), and a first supporting oil cylinder (117) and a second supporting oil cylinder (118) are arranged between a movable nut (116) corresponding to the screw rod (115) and the base (1).
9. The welding device of small sheet metal parts according to claim 8, characterized in that a handle (1111) is arranged at the upper end of each group of clamping blocks (113), the two ends of the handle (1111) are respectively hinged with the upper end of a connecting rod (1110), and the lower end of each connecting rod (1110) is respectively hinged with different clamping blocks (113).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444886.4A CN111558805B (en) | 2020-05-23 | 2020-05-23 | Metal plate bending part repairing method and welding device thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010444886.4A CN111558805B (en) | 2020-05-23 | 2020-05-23 | Metal plate bending part repairing method and welding device thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111558805A true CN111558805A (en) | 2020-08-21 |
| CN111558805B CN111558805B (en) | 2021-02-05 |
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| CN202010444886.4A Active CN111558805B (en) | 2020-05-23 | 2020-05-23 | Metal plate bending part repairing method and welding device thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620799A (en) * | 2017-03-20 | 2018-10-09 | 宜昌众友机械有限公司 | A kind of I-steel reverse welding device |
| CN110315236A (en) * | 2019-08-02 | 2019-10-11 | 东北林业大学 | A kind of metal plate repairing device |
| CN110355237A (en) * | 2019-05-31 | 2019-10-22 | 张庆杰 | Plates of automobile restorative procedure |
| CN209581423U (en) * | 2019-01-11 | 2019-11-05 | 兰州石化职业技术学院 | A kind of plates of automobile recess reparation workbench |
-
2020
- 2020-05-23 CN CN202010444886.4A patent/CN111558805B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108620799A (en) * | 2017-03-20 | 2018-10-09 | 宜昌众友机械有限公司 | A kind of I-steel reverse welding device |
| CN209581423U (en) * | 2019-01-11 | 2019-11-05 | 兰州石化职业技术学院 | A kind of plates of automobile recess reparation workbench |
| CN110355237A (en) * | 2019-05-31 | 2019-10-22 | 张庆杰 | Plates of automobile restorative procedure |
| CN110315236A (en) * | 2019-08-02 | 2019-10-11 | 东北林业大学 | A kind of metal plate repairing device |
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| CN111558805B (en) | 2021-02-05 |
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