CN218341340U - Anti-deformation auxiliary welding device - Google Patents

Anti-deformation auxiliary welding device Download PDF

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Publication number
CN218341340U
CN218341340U CN202221200753.3U CN202221200753U CN218341340U CN 218341340 U CN218341340 U CN 218341340U CN 202221200753 U CN202221200753 U CN 202221200753U CN 218341340 U CN218341340 U CN 218341340U
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transverse
pressing plate
seat
longitudinal
linear guide
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CN202221200753.3U
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Chinese (zh)
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朱小明
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Nanjing Auto Automation Co ltd
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Nanjing Auto Automation Co ltd
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Abstract

The utility model relates to a reverse deformation auxiliary welding device, which comprises a base (1), wherein a transverse linear guide rail (2) and a transverse seat (3) which are matched with each other are arranged on the base, the transverse seat (3) is connected with a transverse positioning chuck (4), the bottom of the transverse positioning chuck (4) is connected with a transverse clamping motor (7) at the left side and the right side of the base (1) through a transverse screw rod and nut transmission mechanism (6), and a workpiece (5) is arranged between the two transverse positioning chucks (4); the transverse moving seat (3) is also connected with a pressing plate guide rail (8) and a pressing plate seat (9) which are matched with each other, a hydraulic cylinder (10) and a pressing plate (11) which are matched with each other are arranged on the pressing plate seat (9), the middle part of the pressing plate (11) is hinged with the pressing plate seat (9), and one end of the pressing plate (11) faces the four corners of the workpiece (5). The utility model has the advantages that through producing reverse deformation to work piece welding deformation region to this counteracts the deformation after welding, improves the efficiency and the effect of levelling.

Description

Anti-deformation auxiliary welding device
Technical Field
The utility model belongs to the technical field of the machine-building technique and specifically relates to a welding set is assisted to anti-deformation.
Background
At present, the welding volume of a tube plate is large, the tube plate is easy to deform after being welded, but the shaping and leveling are difficult after the deformation. Under the general condition, mostly through artifical leveling mode, this kind of mode is wasted time and energy, needs operating personnel to adjust many times, because there is the error in artifical leveling, and the manpower is limited, can't make the tube sheet resume the effect of ideal, has caused tube sheet quality problem, and production efficiency is low, and the leveling effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the purpose is exactly in order to solve the problem that current tube sheet welding is yielding, the levelling effect is poor, inefficiency, provides a anti-deformation auxiliary welding device, through producing reverse deformation to work piece welding deformation region to this counteracts the deformation after welding, realizes that the work piece does not have the deformation after welding or warp in a small amount, improves the efficiency and the effect of levelling.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a reverse deformation auxiliary welding device comprises a base, wherein a group of transverse moving linear guide rails are arranged on the base, the left side and the right side of each transverse moving linear guide rail are respectively connected with a transverse moving seat, the transverse moving seats and the transverse moving linear guide rails form sliding guide fit, the middle part of each transverse moving seat is connected with a transverse positioning chuck, and a workpiece is arranged between the two transverse positioning chucks and used for the transverse moving seats to drive the chucks to transversely clamp the workpiece along the guide rails;
the bottoms of the two transverse positioning chucks are connected with transverse clamping motors on the left side and the right side of the base through a transverse screw rod and nut transmission mechanism, and the axis of the transverse screw rod and nut transmission mechanism is parallel to the axis of the transverse linear guide rail so as to drive the two chucks to clamp workpieces by the motors;
the left side and the right side of each transverse moving seat are connected with a pair of pressing plate guide rails, the pressing plate guide rails are connected with a pair of pressing plate seats in a sliding mode, each pressing plate seat is provided with a hydraulic cylinder and a pressing plate which are matched with each other, the middle of each pressing plate is hinged to the corresponding pressing plate seat, one end of each pressing plate is connected with the corresponding hydraulic cylinder, the other end of each pressing plate faces the four corners of the workpiece, and therefore the pressing plates are driven by the hydraulic cylinders to bend flange plates of the workpiece downwards and generate reverse deformation.
Furthermore, a pair of longitudinal clamping motors is arranged on the front side and the rear side of the base, the longitudinal clamping motors are connected with the longitudinal positioning chucks through a longitudinal screw rod and nut transmission mechanism, a longitudinal moving linear guide rail is further arranged between the two longitudinal clamping motors, the longitudinal positioning chucks and the longitudinal moving linear guide rail form sliding guide fit, and the workpiece is also arranged between the two longitudinal positioning chucks so as to be used for clamping and positioning the front, the rear, the left side and the right side of the workpiece.
Furthermore, the axis of the pressure plate guide rail is perpendicular to the axis of the transverse moving linear guide rail.
Furthermore, the pressing plate seats are arranged on the front side and the rear side of the pressing plate guide rail, each pressing plate seat is connected with a pair of hinge lugs, the middle parts of the pressing plates are hinged in the hinge lugs, the pressing plates are arc-shaped pressing heads, one ends of the arc-shaped pressing heads are connected with the telescopic ends of the hydraulic cylinders, and the other ends of the arc-shaped pressing heads are right opposite to flange plates on the lower portion of the workpiece.
In the technical scheme of the utility model, a workpiece is hoisted to a base, a clamping motor is started, the motor drives a screw rod and screw transmission mechanism to drive four chucks to clamp and fix the workpiece on the front, the back, the left and the right sides, after the positioning on the four sides is finished, the relative height of a fulcrum is adjusted to a reasonable range, and at the moment, a hydraulic cylinder pushes a pressing plate to tightly press four corners, so that the deformation of a flange plate before welding is realized; after the workpiece is compressed and deformed, the workpiece is welded, and after the workpiece is welded, the welding stress can be deformed in the opposite direction, so that the deformation of bending before welding is counteracted, and the workpiece can be ensured to be in a standard range without correction. The utility model discloses a device is through producing reverse deformation to work piece welding deformation region, offsets the deformation after the welding, can effectively prevent the deformation after the tube sheet welding, has improved production efficiency, has reduced the processing cost, has improved the efficiency and the effect of levelling.
Drawings
Fig. 1 is a top view of a reversible auxiliary welding device of the present invention;
fig. 2 is a side view of a reversible auxiliary welding device of the present invention;
fig. 3 is a partially enlarged view of a in fig. 1.
Detailed Description
Example 1
In order to make the present invention more clearly understood, the following description is made with reference to the accompanying drawings, and the embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.
Referring to fig. 1 and 2, a reverse deformation auxiliary welding device comprises a base 1, and is characterized in that:
a group of transverse linear guide rails 2 are arranged on the base 1, the left side and the right side of each transverse linear guide rail 2 are respectively connected with a transverse base 3, the transverse bases 3 and the transverse linear guide rails 2 form sliding guide fit, the middle part of each transverse base 3 is connected with a transverse positioning chuck 4, and a workpiece 5 is arranged between the two transverse positioning chucks 4 and used for driving the chucks to transversely clamp the workpiece along the guide rails by the transverse bases;
the bottoms of the two transverse positioning chucks 4 are connected with a transverse clamping motor 7 on the left side and the right side of the base 1 through a transverse screw rod nut transmission mechanism 6, and the axis of the transverse screw rod nut transmission mechanism 6 is parallel to the axis of the transverse linear guide rail 2 so as to drive the two chucks to clamp workpieces through the motor;
referring to fig. 2 and 3, the left side and the right side of each traverse base 3 are connected with a pair of pressure plate guide rails 8, the axes of the pressure plate guide rails 8 are perpendicular to the axes of the traverse linear guide rails 2, the front side and the rear side of each pressure plate guide rail 8 are connected with a pair of pressure plate bases 9 in a sliding manner, each pressure plate base 9 is connected with a pair of hinge lugs 16, each pressure plate base 9 is further provided with a hydraulic cylinder 10 and a pressure plate 11 which are matched with each other, the middle part of each pressure plate 11 is hinged in each hinge lug 16, each pressure plate 11 is an arc-shaped pressure head, one end of each arc-shaped pressure head is connected with the telescopic end of each hydraulic cylinder 10, and the other end of each arc-shaped pressure head is arranged right opposite to four corners of a flange plate 5a at the lower part of a workpiece 5, so that the pressure plates are driven by the hydraulic cylinders to bend the flange plates of the workpiece downwards to generate reverse deformation;
referring to fig. 1, a pair of longitudinal clamping motors 12 is arranged on the front side and the rear side of the base 1, the longitudinal clamping motors 12 are connected with longitudinal positioning chucks 14 through longitudinal lead screw and nut transmission mechanisms 13, a longitudinal moving linear guide rail 15 is further arranged between the two longitudinal clamping motors 12, the longitudinal positioning chucks 14 and the longitudinal moving linear guide rail 15 form sliding guide fit, and the workpiece 5 is also arranged between the two longitudinal positioning chucks 14 so as to be used for clamping and positioning the front surface, the rear surface, the left surface and the right surface of the workpiece.
The utility model discloses in, adopt the work piece of servo motor self-holding different appearances, recycle the high-pressure pneumatic cylinder and bend the deformation flange board, weld it after realizing reverse deformation, need not to carry out artifical the correction again after welding, improved production efficiency.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent replacement or equivalent transformation fall within the protection scope required by the utility model.

Claims (4)

1. The utility model provides a supplementary welding set of anti-deformation, includes base (1), its characterized in that:
a group of transverse linear guide rails (2) are arranged on the base (1), the left side and the right side of each transverse linear guide rail (2) are respectively connected with a transverse seat (3), the transverse seats (3) and the transverse linear guide rails (2) form sliding guide fit, the middle part of each transverse seat (3) is connected with a transverse positioning chuck (4), and a workpiece (5) is arranged between the two transverse positioning chucks (4);
the bottoms of the two transverse positioning chucks (4) are connected with a transverse clamping motor (7) on the left side and the right side of the base (1) through a transverse screw rod and nut transmission mechanism (6), and the axis of the transverse screw rod and nut transmission mechanism (6) is parallel to the axis of the transverse linear guide rail (2);
a pair of pressing plate guide rails (8) are connected to the left side and the right side of each transverse moving seat (3), a pair of pressing plate seats (9) are connected to the pressing plate guide rails (8) in a sliding mode, a hydraulic cylinder (10) and a pressing plate (11) which are matched with each other are arranged on each pressing plate seat (9), the middle of each pressing plate (11) is hinged to the corresponding pressing plate seat (9), one end of each pressing plate (11) is connected with the corresponding hydraulic cylinder (10), and the other end of each pressing plate (11) faces the four corners of a workpiece (5).
2. The reverse deformation assisted welding apparatus of claim 1, wherein:
the front side and the rear side of the base (1) are provided with a pair of longitudinal clamping motors (12), the longitudinal clamping motors (12) are connected with longitudinal positioning chucks (14) through longitudinal screw rod and nut transmission mechanisms (13), longitudinal moving linear guide rails (15) are further arranged between the two longitudinal clamping motors (12), the longitudinal positioning chucks (14) and the longitudinal moving linear guide rails (15) form sliding guide fit, and workpieces (5) are also arranged between the two longitudinal positioning chucks (14).
3. The reverse deformation-assisted welding device according to claim 1 or 2, characterized in that:
the axis of the pressure plate guide rail (8) is perpendicular to the axis of the transverse linear guide rail (2).
4. The reverse deformation-assisted welding device according to claim 1 or 2, characterized in that:
the front side and the rear side of the pressing plate guide rail (8) are arranged on the pressing plate seats (9), each pressing plate seat (9) is connected with a pair of hinge lugs (16), the middle parts of the pressing plates (11) are hinged in the hinge lugs (16), the pressing plates (11) are arc-shaped pressing heads, one ends of the arc-shaped pressing heads are connected with the telescopic ends of the hydraulic cylinders (10), and the other ends of the arc-shaped pressing heads face the flange plate (5 a) on the lower portion of the workpiece (5).
CN202221200753.3U 2022-05-19 2022-05-19 Anti-deformation auxiliary welding device Active CN218341340U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221200753.3U CN218341340U (en) 2022-05-19 2022-05-19 Anti-deformation auxiliary welding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221200753.3U CN218341340U (en) 2022-05-19 2022-05-19 Anti-deformation auxiliary welding device

Publications (1)

Publication Number Publication Date
CN218341340U true CN218341340U (en) 2023-01-20

Family

ID=84922266

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221200753.3U Active CN218341340U (en) 2022-05-19 2022-05-19 Anti-deformation auxiliary welding device

Country Status (1)

Country Link
CN (1) CN218341340U (en)

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