CN214978941U

CN214978941U - Straight seam welding tool

Info

Publication number: CN214978941U
Application number: CN202120025645.6U
Authority: CN
Inventors: 戴宇春; 董汉伟; 才鹤; 苑玉玲
Original assignee: Shenyang Titanium Equipment Manufacturing Co ltd
Current assignee: Shenyang Titanium Equipment Manufacturing Co ltd
Priority date: 2021-01-06
Filing date: 2021-01-06
Publication date: 2021-12-03
Anticipated expiration: 2031-01-06

Abstract

The utility model provides a straight seam tailor-welding frock, include: the sliding mechanism comprises a bottom plate and a sliding rail, and the sliding rail is arranged on the bottom plate; the supporting mechanism comprises at least two clamping components for clamping the piece to be welded, and the clamping components can be arranged on the sliding rail in a sliding manner; and the welding mechanism comprises a sliding frame assembly and a welding gun, wherein the welding gun is arranged on the sliding frame assembly, and the sliding frame assembly is arranged on the bottom plate and can slide along the length direction of the sliding rail. The utility model discloses a remove the centre gripping subassembly and realize the adaptation and the stable centre gripping of the weldment of treating of different length, realize welder through removing the sliding frame subassembly and treat the adaptation of the tailor-welding position of weldment, improve maneuverability and the welding efficiency of titanium alloy thin wall long tube straight seam tailor-welding, improve the weld forming quality.

Description

Straight seam welding tool

Technical Field

The utility model relates to a transversal joint welding technical field especially relates to a transversal joint welding frock.

Background

The production and manufacture of the thin-wall long pipe are usually carried out by adopting a straight seam welding processing mode after cold bending and forming of a rolled steel plate. The titanium alloy has the excellent characteristics of high strength, good toughness, high specific strength and corrosion resistance, is more and more applied in the field of pipe manufacturing, and is lighter and more convenient than the traditional steel pipe, and the service life is greatly prolonged.

Because the wall thickness of the thin-wall long pipe is smaller, generally 2.5 mm-4.5 mm, the rolling forming is very difficult, the input cost is very high even if the wall thickness can be achieved, and the process is complicated after the forming. The plate rolling forming is easy to realize by forming a long straight welding seam splicing welding process. However, for a thin-wall long pipe with the length exceeding 3m, how to stably clamp is the key of straight seam tailor welding, ensuring the forming quality of the surface of a welding seam and preventing the pipe from deforming and bending after welding are difficult points of tailor welding, and a specific tool is usually designed in the current engineering to provide stable clamping and reduce deformation after welding.

The titanium alloy has the characteristics of small elastic modulus, poor thermal conductivity, easy absorption of elements such as H, O, N in the environment at high temperature to generate brittle compounds and the like, so that the difficulty of butt welding of the titanium alloy thin-walled long pipe straight seam is greatly increased, and the following difficulties can occur during welding:

the titanium alloy thin-wall long pipe is formed by welding a titanium alloy long plate formed by cold bending, the wall thickness is small, the length is large, the clamping difficulty is large and easy to deform during clamping before welding, and the clamping size precision and the straightness are difficult to ensure;

the elastic modulus of the titanium alloy is about half of that of steel, the heat conductivity of the titanium alloy is poor, and compared with a steel pipe, the titanium alloy thin-wall long pipe has larger thermal deformation during tailor welding;

because the length of the titanium alloy thin-wall long pipe is large, the welding operation amount is greatly improved by the long splicing welding line, and the difficulty of controlling the surface quality of the welding line is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a straight seam tailor-welding frock for it is big to solve the degree of difficulty of titanium alloy thin wall long tube straight seam tailor-welding among the prior art, and welding quality is poor defect, realizes improving maneuverability and the welding efficiency of titanium alloy thin wall long tube straight seam tailor-welding, improves the weld forming quality.

The utility model provides a straight seam tailor-welding frock, include:

the sliding mechanism comprises a bottom plate and a sliding rail, and the sliding rail is arranged on the bottom plate;

the supporting mechanism comprises at least two clamping assemblies for clamping the piece to be welded, and the clamping assemblies are slidably arranged on the slide rail;

the welding mechanism comprises a sliding frame assembly and a welding gun, the welding gun is arranged on the sliding frame assembly, and the sliding frame assembly is arranged on the bottom plate and can slide along the length direction of the sliding rail.

According to the utility model provides a pair of straight seam tailor-welding frock, the bottom plate is equipped with at least two sets of screw row groups, every group the screw row group includes two rows about the screw of the axis symmetry of bottom plate, the slide rail sets up two, and respectively with every group the detachable installation that screw row group corresponds.

According to the utility model provides a straight seam welding frock, the centre gripping subassembly includes first cassette and second cassette, the slidable mounting of first cassette is on one of them slide rail, the slidable mounting of second cassette is on another slide rail;

the first clamping seat is provided with a first supporting inclined plate, the second clamping seat is provided with a second supporting inclined plate, the first supporting inclined plate and the second supporting inclined plate incline towards opposite directions and are symmetrical about the central axis of the bottom plate, and a supporting space for supporting the part to be welded is formed between the first supporting inclined plate and the second supporting inclined plate.

According to the utility model provides a pair of straight seam welding frock, the centre gripping subassembly still includes first clamp plate and second clamp plate, the first end of first clamp plate through first double-screw bolt with first support swash plate is connected, the second end of first clamp plate through the second double-screw bolt with the first end of second clamp plate is connected, the second end of second clamp plate through the third double-screw bolt with the second supports the swash plate and connects.

According to the utility model provides a pair of transversal joint tailor-welding frock, first clamp plate with the second supports the swash plate parallel, the second clamp plate with first support swash plate parallel.

According to the utility model provides a pair of straight seam tailor-welding frock, first support swash plate level is equipped with first connecting plate, the first end level of first clamp plate be equipped with the second connecting plate of adaptation is connected to first connecting plate, the vertical third connecting plate that is equipped with of second end of first clamp plate, the vertical be equipped with of first end of second clamp plate with the fourth connecting plate of third connecting plate adaptation, the second end level of second clamp plate is equipped with the fifth connecting plate, the second support swash plate level be equipped with the sixth connecting plate of adaptation is connected to the fifth connecting plate.

According to the utility model provides a straight seam welding frock, the first connecting plate is equipped with first perforation, the second connecting plate is equipped with the second perforation, the first double-screw bolt is worn to locate in first perforation and the second perforation, the first double-screw bolt is equipped with first adjusting nut;

the third connecting plate is provided with a third through hole, the fourth connecting plate is provided with a fourth through hole, the second stud is arranged in the third through hole and the fourth through hole in a penetrating manner, and the second stud is provided with a second adjusting nut;

the fifth connecting plate is provided with a fifth through hole, the sixth connecting plate is provided with a sixth through hole, the third stud penetrates through the fifth through hole and the sixth through hole, and the third stud is provided with a third adjusting nut.

According to the utility model provides a pair of straight seam tailor-welding frock, the bottom plate be equipped with all with the slide rail is parallel and be located the first slide bar and the second slide bar of slide rail both sides, the both ends of sliding frame subassembly respectively with first slide bar with but second slide bar sliding connection.

According to the utility model provides a straight seam welding frock, the sliding frame subassembly includes first slide car and second slide car, the first slide car can be along the length direction of first slide bar with the first slide bar connection, the second slide car can be along the length direction of second slide bar with the second slide bar connection;

the welding device is characterized in that a first stand column is arranged on the first sliding trolley, a second stand column is arranged on the second sliding trolley, the first stand column and the second stand column are respectively connected with two ends of the cross beam, and the welding gun is arranged on the cross beam.

According to the utility model provides a straight seam welding frock, first stand is equipped with a plurality of first mounting holes along vertical direction, the second stand is equipped with a plurality of second mounting holes along vertical direction, first mounting hole and the second mounting hole one-to-one and respectively with the both ends demountable installation adaptation of crossbeam;

the cross beam is provided with a plurality of third mounting holes matched with the welding gun in a detachable mounting mode along the length direction of the cross beam.

The utility model provides a pair of straight seam welding frock, through setting up glide machanism, supporting mechanism and welding mechanism, glide machanism includes bottom plate and slide rail, the slide rail is located on the bottom plate, supporting mechanism includes at least two centre gripping subassemblies that treat the weldment for the centre gripping, centre gripping subassembly slidable locates on the slide rail, welding mechanism includes sliding frame subassembly and welder, welder locates on the sliding frame subassembly, the sliding frame subassembly is located on the bottom plate, and can follow the length direction slip of slide rail, realize the adaptation and the stable centre gripping of treating the weldment to different length through removing the centre gripping subassembly, realize that welder treats the adaptation of the tailor welding position of weldment through removing the sliding frame subassembly, improve titanium alloy thin wall long tube straight seam welding's maneuverability and welding efficiency, improve the weld forming quality.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a straight seam welding tool provided by the utility model;

fig. 2 is the utility model provides a straight seam tailor-welding frock and the assembly schematic diagram of treating the weldment.

Reference numerals:

100. a base plate; 110. a slide rail; 120. a first slide bar; 130. a second slide bar; 140. a limiting seat;

210. a first card holder; 220. a second card holder; 230. a first supporting sloping plate; 231. a first connecting plate; 240. a second supporting inclined plate; 241. a sixth connecting plate; 250. a first platen; 251. a second connecting plate; 252. a third connecting plate; 260. a second platen; 261. a fourth connecting plate; 262. a fifth connecting plate; 270. a first stud; 280. a second stud; 290. a third stud;

310. a first trolley; 320. a second carriage; 330. a first upright post; 340. a second upright post; 350. a cross beam; 360. a welding gun;

400. a workpiece to be welded; 410. and (7) welding seams.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The utility model discloses a straight seam welding frock is described below with fig. 1 and fig. 2, include:

the sliding mechanism comprises a bottom plate 100 and a sliding rail 110, and the sliding rail 110 is arranged on the bottom plate 100;

the supporting mechanism comprises at least two clamping components for clamping the piece to be welded 400, and the clamping components are slidably arranged on the sliding rails 110;

the welding mechanism includes a sliding frame assembly and a welding gun 360, the welding gun 360 is disposed on the sliding frame assembly, and the sliding frame assembly is disposed on the bottom plate 100 and can slide along the length direction of the slide rail 110. It is understood that the sliding mechanism includes a base plate 100 horizontally disposed and a sliding rail 110 disposed on the base plate 100, and the base plate 100 plays a role of support. The supporting mechanism comprises at least two clamping components for clamping the piece to be welded 400, so that the stability of the piece to be welded 400 is ensured in the tailor-welding process, and the tailor-welding quality is improved. The number of clamping assemblies may be specifically set according to the length of the part 400 to be welded. The clamping assembly is slidably arranged on the sliding rail 110, so that the clamping assembly is adjusted to adapt to the parts to be welded 400 with different lengths, and the applicability is improved. The welding mechanism comprises a sliding frame assembly, the sliding frame assembly can be arranged on the bottom plate 100 in a sliding mode along the length direction of the sliding rail 110, the welding gun 360 is arranged on the sliding frame assembly, the sliding frame assembly is moved to drive the welding gun 360 to move, and therefore tailor welding of the welding seam 410 of the workpiece 400 to be welded is completed. It should be noted that the axial direction of the to-be-welded part 400 is parallel to the slide rail 110, that is, the length direction of the welding seam 410 is the same as the length direction of the slide rail 110, and the welding gun 360 is moved to complete the integral tailor-welding of the welding seam 410, so that the problem of inconsistent welding quality caused by manually controlling the welding gun 360 is prevented, the welding quality and the product quality are improved, and the tailor-welding efficiency is improved.

According to the utility model provides a pair of straight seam tailor-welding frock, bottom plate 100 are equipped with at least two sets of screw row groups, and every group screw row group includes two rows of screws about bottom plate 100's axis symmetry, and slide rail 110 sets up two to arrange the detachable installation that corresponds with every group screw respectively. It can be understood that the bottom plate 100 is provided with at least two screw hole row groups, and each screw hole row group corresponds to the to-be-welded parts 400 with different diameter sizes, so that the applicability is improved. Each screw row group includes two rows of screw holes, the two rows of screw holes are symmetrical about the central axis of the bottom plate 100, and it should be noted that the axis of the to-be-welded part 400 is parallel to the central axis of the bottom plate 100. Preferably, two slide rails 110 are provided and detachably mounted corresponding to each screw row group. That is, the distance between the two rows of screw holes is adapted to the pipe diameter of the to-be-welded part 400, and the two slide rails 110 are correspondingly mounted on the two rows of screw holes. When the piece to be welded 400 with a large pipe diameter needs to be subjected to tailor welding, the two sliding rails 110 are detached, moved outwards and correspondingly mounted on two rows of screw holes with large intervals, so that the piece to be welded 400 with the large pipe diameter is adapted. Each screw row group can be adapted to the assembly tailor-welding of the to-be-welded part 400 with the pipe diameter within a certain range, so that the applicability is improved.

According to the utility model provides a straight seam welding frock, the centre gripping subassembly includes first cassette 210 and second cassette 220, first cassette 210 slidable mounting is on one of them slide rail 110, second cassette 220 slidable mounting is on another slide rail 110;

the first clamping seat 210 is provided with a first supporting inclined plate 230, the second clamping seat 220 is provided with a second supporting inclined plate 240, the first supporting inclined plate 230 and the second supporting inclined plate 240 are inclined in opposite directions and are symmetrical about a central axis of the base plate 100, and a supporting space for supporting the to-be-welded part 400 is formed between the first supporting inclined plate 230 and the second supporting inclined plate 240. It can be understood that the clamping assembly includes a first clamping seat 210 slidably mounted on one of the sliding rails 110 and a second clamping seat 220 slidably mounted on the other sliding rail 110, which ensures the stability of the connection between the first clamping seat 210 and the second clamping seat 220 and the corresponding sliding rail 110, and at the same time, can freely slide along the length direction of the corresponding sliding rail 110.

Preferably, the lower end of the first inclined support plate 230 is fixedly connected to the first cartridge 210, and the upper end of the first inclined support plate 230 is inclined upward in a direction away from the first cartridge 210. The lower extreme and the second cassette 220 fixed connection of second support swash plate 240, the direction tilt up that deviates from second cassette 220 is followed to the upper end of second support swash plate 240, and the incline direction of first support swash plate 230 and second support swash plate 240 is opposite, and the holding surface of first support swash plate 230 and second support swash plate 240 all is located the inboard, constitutes the bearing space who is used for supporting to treat weldment 400 jointly, increase and treat the holding area of weldment 400, improve the stability of supporting.

That is, the bottom side surfaces of the to-be-welded part 400 are respectively contacted with the inner supporting surface of the first supporting inclined plate 230 and the inner supporting surface of the second supporting inclined plate 240, so that the stable support is realized, the to-be-welded part 400 is prevented from moving left and right, and the welding quality is improved. Preferably, the angles between the first inclined support plate 230 and the second inclined support plate 240 and the horizontal plane are both 45 °, that is, the extension line of the lower end of the first inclined support plate 230 and the extension line of the lower end of the second inclined support plate 240 are joined to form a right angle.

According to the utility model provides a pair of transversal joint welding frock, the centre gripping subassembly still includes first clamp plate 250 and second clamp plate 260, and the first end of first clamp plate 250 is connected with first support swash plate 230 through first double-screw bolt 270, and the second end of first clamp plate 250 is connected with the first end of second clamp plate 260 through second double-screw bolt 280, and the second end of second clamp plate 260 is connected with second support swash plate 240 through third double-screw bolt 290. It can be understood that the clamping assembly further includes a first pressing plate 250 and a second pressing plate 260, a first end of the first pressing plate 250 is connected to the upper end of the first inclined support plate 230 through a first stud 270, a second end of the first pressing plate 250 is connected to a first end of the second pressing plate 260 through a second stud 280, and a second end of the second pressing plate 260 is connected to the upper end of the second inclined support plate 240 through a third stud 290, so that the top side surfaces of the to-be-welded part 400 are respectively in contact with the inner side surfaces of the first pressing plate 250 and the inner side surfaces of the second pressing plate 260. Under the combined action of the first pressing plate 250 and the second pressing plate 260, the to-be-welded part 400 is pressed down between the first supporting inclined plate 230 and the second supporting inclined plate 240, stable clamping is realized, the to-be-welded part 400 is ensured to be always kept still in the welding process, and the welding quality is improved.

According to the utility model provides a pair of transversal joint tailor-welding frock, first clamp plate 250 is parallel with second support swash plate 240, and second clamp plate 260 is parallel with first support swash plate 230. It is understood that the first pressing plate 250 is obliquely disposed on an upper side of the first inclined support plate 230 and is parallel to the second inclined support plate 240, and the second pressing plate 260 is obliquely disposed on an upper side of the second inclined support plate 240 and is parallel to the first inclined support plate 230. That is to say, the to-be-welded part 400 is stressed by the first pressing plate 250, the second supporting inclined plate 240, the second pressing plate 260 and the first supporting inclined plate 230, and is equal to each other in pairs along the orthogonal direction, and the directions are opposite, so that the stability of clamping the to-be-welded part 400 is facilitated.

According to the utility model provides a pair of straight seam welding frock, first support swash plate 230 level is equipped with first connecting plate 231, first clamp plate 250's first end level is equipped with the second connecting plate 251 of being connected the adaptation with first connecting plate 231, first clamp plate 250's the vertical third connecting plate 252 that is equipped with of second end, second clamp plate 260's the vertical fourth connecting plate 261 that is equipped with third connecting plate 252 adaptation of first end, second clamp plate 260's second end level is equipped with fifth connecting plate 262, second support swash plate 240 level is equipped with the sixth connecting plate 241 of being connected the adaptation with fifth connecting plate 262. It can be understood that the upper end of the first inclined support plate 230 is horizontally provided with a first connection plate 231, the first end of the first pressing plate 250 is horizontally provided with a second connection plate 251, and the first connection plate 231 and the second connection plate 251 are flush-fitted. The second end of first clamp plate 250 is vertical to be equipped with third connecting plate 252, and the first end of second clamp plate 260 is vertical to be equipped with fourth connecting plate 261, and third connecting plate 252 and fourth connecting plate 261 parallel and level adaptation. The second end of the second pressing plate 260 is horizontally provided with a fifth connecting plate 262, the upper end of the second inclined supporting plate 240 is horizontally provided with a sixth connecting plate 241, and the fifth connecting plate 262 is aligned and matched with the sixth connecting plate 241. That is, the first and

second connection plates

231 and 251, the fifth and

sixth connection plates

262 and 241 are parallel to the base plate 100, and the third and

fourth connection plates

252 and 261 are perpendicular to the base plate 100, thereby improving the coupling strength of the first pressing plate 250 and the first inclined support plate 230, the coupling strength of the first pressing plate 250 and the second pressing plate 260, and the coupling strength of the second pressing plate 260 and the second inclined support plate 240.

According to the utility model provides a straight seam welding frock, first connecting plate 231 is equipped with the first perforation, and second connecting plate 251 is equipped with the second perforation, and first double-screw bolt 270 is worn to locate in first perforation and the second perforation, and first double-screw bolt 270 is equipped with first adjusting nut;

the third connecting plate 252 is provided with a third through hole, the fourth connecting plate 261 is provided with a fourth through hole, the second stud 280 is arranged in the third through hole and the fourth through hole in a penetrating manner, and the second stud 280 is provided with a second adjusting nut;

the fifth connecting plate 262 is provided with a fifth through hole, the sixth connecting plate 241 is provided with a sixth through hole, the third stud 290 penetrates through the fifth through hole and the sixth through hole, and the third stud 290 is provided with a third adjusting nut. It will be appreciated that the first connection plate 231 is provided with a first through hole, the second connection plate 251 is provided with a second through hole, and the axes of the first through hole and the second through hole coincide and are both vertically perpendicular to the base plate 100. First double-screw bolt 270 wears to locate in first perforation and the second perforation, realizes first clamp plate 250 and the connection of first swash plate 230, and first double-screw bolt 270 sets up first adjusting nut, realizes spacing regulation, and then adjusts the vertical height of the face of pushing down of first clamp plate 250.

The third connecting plate 252 is provided with a third through hole, the fourth connecting plate 261 is provided with a fourth through hole, and the axes of the third through hole and the fourth through hole are coincident and all parallel to the bottom plate 100 in the horizontal direction. The second stud 280 penetrates through the third through hole and the fourth through hole to realize connection of the first pressing plate 250 and the second pressing plate 260, and the second stud 280 is provided with a second adjusting nut to realize limiting adjustment so as to adjust the horizontal distance between the pressing surface of the first pressing plate 250 and the pressing surface of the second pressing plate 260.

The fifth connecting plate 262 is provided with a fifth through hole, the sixth connecting plate 241 is provided with a sixth through hole, the axes of the fifth through hole and the sixth through hole are coincident, and the horizontal directions of the fifth through hole and the sixth through hole are parallel to the bottom plate 100. The third screw bolt 290 is inserted into the fifth through hole and the sixth through hole to connect the second pressing plate 260 and the second inclined supporting plate 240. The third stud 290 is provided with a third adjusting nut to realize limiting adjustment, so that the vertical height of the lower pressing surface of the second pressing plate 260 is adjusted.

That is to say, through adjusting first adjusting nut, second adjusting nut and third adjusting nut, realize treating the compressing tightly centre gripping adaptation of welding piece 400 to different pipe diameters, improve the stability and the suitability of centre gripping.

According to the utility model provides a pair of straight seam tailor-welding frock, bottom plate 100 are equipped with all parallel with slide rail 110 and are located the first slide bar 120 and the second slide bar 130 of slide rail 110 both sides, but the both ends of sliding frame subassembly respectively with first slide bar 120 and second slide bar 130 sliding connection. It can be understood that the base plate 100 is provided with a first slide bar 120 and a second slide bar 130, and the first slide bar 120 and the second slide bar 130 are disposed on both sides of the slide rail 110 and are parallel to both sides of the slide rail 110. Two ends of the sliding frame assembly are slidably connected with the first sliding bar 120 and the second sliding bar 130 respectively, so that the sliding frame assembly drives the welding gun 360 to slide back and forth along the length direction of the sliding rail 110, and the tailor welding of the welding seam 410 is further realized. That is, the distance between the first slide bar 120 and the second slide bar 130 is larger than the pipe diameter of the workpiece 400 to be welded, and the welding gun 360 is installed on the slide frame assembly and is located right above the welding seam 410 of the workpiece 400 to be welded.

According to the utility model provides a straight seam welding frock, the sliding frame subassembly includes first slide carriage 310 and second slide carriage 320, and first slide carriage 310 can be connected with first slide bar 120 along the length direction of first slide bar 120, and second slide carriage 320 can be connected with second slide bar 130 along the length direction of second slide bar 130;

the first sliding trolley 310 is provided with a first upright column 330, the second sliding trolley 320 is provided with a second upright column 340, the first upright column 330 and the second upright column 340 are respectively connected with two ends of a cross beam 350, and the welding gun 360 is arranged on the cross beam 350. It is understood that the first sliding vehicle 310 and the second sliding vehicle 320 are both electric vehicles, and are controlled automatically. The first sliding vehicle 310 is connected with the first sliding bar 120, and the second sliding vehicle 320 is connected with the second sliding bar 130, so that the first sliding vehicle 310 and the second sliding vehicle 320 synchronously move along the length direction of the sliding rail 110, and the first sliding bar 120 and the second sliding bar 130 play a role in guiding. It should be noted that both ends of the first sliding bar 120 and both ends of the second sliding bar 130 are respectively fixed on the base plate 100 by the limiting seats 140, so as to prevent the first sliding cart 310 and the second sliding cart 320 from slipping off.

The first sliding trolley 310 is provided with a first upright column 330, the second sliding trolley 320 is provided with a second upright column 340, the first upright column 330 and the second upright column 340 are vertically arranged, the upper end of the first upright column 330 is connected with one end of a cross beam 350, the upper end of the second upright column 340 is connected with the other end of the cross beam 350, a welding gun 360 is arranged on the cross beam 350, the erection height of the welding gun 360 is higher than the height of a welding seam 410 of a part 400 to be welded, and the tailor-welding is completed.

According to the utility model provides a straight seam welding frock, first stand 330 is equipped with a plurality of first mounting holes along vertical direction, and second stand 340 is equipped with a plurality of second mounting holes along vertical direction, first mounting hole and second mounting hole one-to-one and respectively with crossbeam 350's both ends demountable installation adaptation;

the beam 350 is provided with a plurality of third mounting holes along the length direction thereof, which are detachably mounted and adapted to the welding gun 360. It can be understood that a plurality of first mounting holes are formed in the inner side of the first upright 330 in the vertical direction, a plurality of second mounting holes are formed in the inner side of the second upright 340 in the vertical direction, and the first mounting holes correspond to the second mounting holes one to one. One end of the cross beam 350 is detachably mounted in the first mounting hole to realize connection with the first upright column 330, and the other end of the cross beam 350 is detachably mounted in the second mounting hole to realize connection with the second upright column 340. According to the pipe diameter of the piece 400 to be welded and the height of the welding seam 410, the mounting positions of the two mounting ends of the beam 350 are adjusted, so that the height of the butt welding gun 360 is adjusted to adapt to the pieces 400 to be welded with different pipe diameters, and the welding precision and quality are improved. The setting of the height adjustment precision of the cross beam 350 is realized by adjusting the distance between the first mounting holes and the distance between the second mounting holes.

A plurality of third mounting holes are formed in the cross beam 350 along the length direction of the cross beam, the welding guns 360 are detachably mounted in the third mounting holes, and the positions of the welding seams 410 are adjusted in an adaptive mode by adjusting the mounting positions of the welding guns 360 on the cross beam 350.

The utility model provides a pair of transversal joint tailor-welding frock's process flow as follows:

the to-be-welded part 400 is a to-be-welded titanium alloy thin-walled long pipe, the surface of the to-be-welded titanium alloy thin-walled long pipe is cleaned, the cross section of the to-be-welded titanium alloy thin-walled long pipe is polished to be smooth and burr-free, an oxide layer and oil stains are removed, and the surface of a cleaning tool is cleaned to remove the oil stains;

placing the bottom plate 100 on a horizontal table top, correspondingly installing two slide rails 110 on two rows of screw holes with adaptive widths according to the outer diameter of a thin-walled long tube to be welded, installing two slide bars on the outer sides of the slide rails 110, and respectively installing a first slide trolley 310 and a second slide trolley 320 on a first slide bar 120 and a second slide bar 130 which correspond to the two sides;

the first clamping seat 210 and the second clamping seat 220 are respectively and correspondingly arranged on the two sliding rails 110, the number of clamping components is set according to the length of the to-be-welded thin-walled long tube, and the axial level of the to-be-welded thin-walled long tube is ensured, wherein the clamping components need to stably clamp two ends of the to-be-welded thin-walled long tube, and the clamping components are arranged in the middle of the to-be-welded thin-walled long tube as required;

the first stud 270 penetrates through the first through hole of the first connecting plate 231 and the second through hole of the second connecting plate 251, and a first adjusting nut is mounted on the first stud 270, so that the connection between the first pressing plate 250 and the first support swash plate 230 is realized, the second stud 280 penetrates through the third through hole of the third connecting plate 252 and the fourth through hole of the fourth connecting plate 261, and a second adjusting nut is mounted on the second stud 280, so that the connection between the first pressing plate 250 and the second pressing plate 260 is realized, the third stud 290 penetrates through the fifth through hole of the fifth connecting plate 262 and the sixth through hole of the sixth connecting plate 241, and the third adjusting nut is mounted on the third stud 290, so that the connection between the second pressing plate 260 and the second support swash plate 240 is realized;

according to the pipe diameters of the thin-wall long pipes to be welded, the welding seams 410 of the two thin-wall long pipes to be welded are adjusted to be positioned at the highest point of the cross section, and a first adjusting nut, a second adjusting nut and a third adjusting nut are screwed to stably clamp the thin-wall long pipes to be welded by the first pressing plate 250, the second pressing plate 260, the first supporting inclined plate 230 and the second supporting inclined plate 240;

the fixed connection between the two thin-wall long pipes to be welded is realized through the uniform spot welding of the welding seam 410;

correspondingly installing the cross beam 350 in the first installation hole of the first upright column 330 and the second installation hole of the second upright column 340 according to the height of the welding seam 410, and adjusting the welding gun 360 to a third installation hole at a proper position according to the position of the welding seam 410;

setting the running speeds of the first sliding trolley 310 and the second sliding trolley 320, and welding the welding seams 410 by the welding gun 360 in sequence until the tailor welding process is completed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

The above embodiments are merely illustrative, and not restrictive, of the present invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of the technical solutions should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a straight seam tailor-welding frock which characterized in that includes:

the welding mechanism comprises a sliding frame assembly and a welding gun, the welding gun is arranged on the sliding frame assembly, the sliding frame assembly is arranged on the bottom plate and can slide along the length direction of the sliding rail.

2. The straight seam tailor-welding tool according to claim 1, wherein the bottom plate is provided with at least two screw hole row groups, each screw hole row group comprises two rows of screw holes symmetrical about a central axis of the bottom plate, and the two slide rails are detachably mounted corresponding to the screw hole row groups of each group.

3. The straight seam tailor welding tool according to claim 2, wherein said clamping assembly comprises a first clamping seat and a second clamping seat, said first clamping seat is slidably mounted on one of said slide rails, said second clamping seat is slidably mounted on the other of said slide rails;

4. The straight seam tailor welding tool according to claim 3, wherein said clamping assembly further comprises a first pressing plate and a second pressing plate, a first end of said first pressing plate is connected to said first supporting sloping plate through a first stud, a second end of said first pressing plate is connected to a first end of said second pressing plate through a second stud, and a second end of said second pressing plate is connected to said second supporting sloping plate through a third stud.

5. The straight seam tailor welding tool according to claim 4, wherein said first pressing plate is parallel to said second inclined supporting plate, and said second pressing plate is parallel to said first inclined supporting plate.

6. The straight seam tailor-welding tool according to claim 5, wherein a first connecting plate is horizontally arranged on the first supporting sloping plate, a second connecting plate adapted to the first connecting plate is horizontally arranged at a first end of the first pressing plate, a third connecting plate is vertically arranged at a second end of the first pressing plate, a fourth connecting plate adapted to the third connecting plate is vertically arranged at a first end of the second pressing plate, a fifth connecting plate is horizontally arranged at a second end of the second pressing plate, and a sixth connecting plate adapted to the fifth connecting plate is horizontally arranged on the second supporting sloping plate.

7. The straight seam tailor-welding tool according to claim 6, wherein the first connecting plate is provided with a first through hole, the second connecting plate is provided with a second through hole, the first stud is arranged in the first through hole and the second through hole in a penetrating manner, and the first stud is provided with a first adjusting nut;

8. The straight seam tailor-welding tool according to claim 1, wherein the bottom plate is provided with a first slide bar and a second slide bar which are parallel to the slide rail and located at two sides of the slide rail, and two ends of the slide frame assembly are slidably connected with the first slide bar and the second slide bar respectively.

9. The straight seam tailor welding tool according to claim 8, wherein said sliding frame assembly comprises a first sliding cart and a second sliding cart, said first sliding cart is capable of connecting with said first sliding bar along the length direction of said first sliding bar, said second sliding cart is capable of connecting with said second sliding bar along the length direction of said second sliding bar;

10. The straight seam tailor-welding tool according to claim 9, wherein the first upright column is provided with a plurality of first mounting holes along a vertical direction, the second upright column is provided with a plurality of second mounting holes along the vertical direction, and the first mounting holes and the second mounting holes correspond to each other one by one and are respectively detachably mounted and adapted to two ends of the cross beam;