CN114029669A - Special equipment for welding tower foot of power transmission tower - Google Patents
Special equipment for welding tower foot of power transmission tower Download PDFInfo
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- CN114029669A CN114029669A CN202111591927.3A CN202111591927A CN114029669A CN 114029669 A CN114029669 A CN 114029669A CN 202111591927 A CN202111591927 A CN 202111591927A CN 114029669 A CN114029669 A CN 114029669A
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- 238000003466 welding Methods 0.000 title claims abstract description 232
- 230000005540 biological transmission Effects 0.000 title claims abstract description 201
- 230000007246 mechanism Effects 0.000 claims abstract description 132
- 230000000712 assembly Effects 0.000 claims abstract description 15
- 238000000429 assembly Methods 0.000 claims abstract description 15
- 230000007306 turnover Effects 0.000 claims description 20
- 230000002457 bidirectional effect Effects 0.000 claims description 11
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- 230000001788 irregular Effects 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 abstract description 29
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- 229910000831 Steel Inorganic materials 0.000 description 1
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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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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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
-
- 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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0247—Driving means
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Abstract
The invention relates to the technical field of power transmission tower welding, in particular to special equipment for welding tower feet of a power transmission tower, which comprises a welding mechanism, an annular guide rail mechanism and a positioning support mechanism, wherein the annular guide rail mechanism is movably connected with one or more welding mechanisms; the annular guide rail mechanism comprises two semicircular guide rail assemblies, two ends of the two semicircular guide rail assemblies are attached to each other, and the two semicircular guide rail assemblies are connected to the positioning support mechanism relatively. The welding mechanism is movably connected to the annular guide rail mechanism and can perform circumferential surrounding motion on the annular guide rail mechanism so as to perform circumferential surrounding welding treatment on the single-pipe type power transmission tower and the tower legs, the angle of a welding gun during welding is effectively ensured, the welding gun is prevented from deviating in the welding process, and the welding effect is improved; the annular guide rail mechanism is composed of two detachable semicircular guide rail assemblies, so that the annular guide rail mechanism is convenient to disassemble and sleeve outside single-pipe type power transmission towers with different sizes, and welding is facilitated.
Description
Technical Field
The invention relates to the technical field of power transmission tower welding, in particular to special equipment for welding tower feet of a power transmission tower.
Background
At present, power transmission towers are widely applied to power transmission, and generally comprise a tower body and a cross arm, wherein the tower body is divided into a single-pipe structure and a steel frame structure according to different structural forms. In order to ensure the structural strength of the single-tube power transmission tower, the pipe diameter of a main pipe at the bottom of the single-tube power transmission tower needs to be designed to be large, so that the welding range of the main pipe at the bottom and tower feet is large, workers need to hold a welding gun to perform surrounding type welding treatment, and the workers need to move all the time in the welding process, so that the position of the welding gun is continuously adjusted, the angle of the welding gun during welding is ensured, but the welding gun is easy to deviate in the moving welding process of the workers, and the welding effect is influenced; and the welding equipment in the prior art can not carry out circumferential surrounding welding treatment and can not conveniently weld the single-tube type power transmission tower and the tower foot.
Disclosure of Invention
The invention aims to provide special equipment for welding tower feet of a power transmission tower, which can effectively solve the problems in the prior art.
The purpose of the invention is realized by the following technical scheme:
a special welding device for tower feet of a power transmission tower comprises a welding mechanism, an annular guide rail mechanism and a positioning support mechanism, wherein the annular guide rail mechanism is movably connected with one or more welding mechanisms; the annular guide rail mechanism comprises two semicircular guide rail assemblies, two ends of the two semicircular guide rail assemblies are attached to each other, and the two semicircular guide rail assemblies are connected to the positioning support mechanism relatively.
Preferably, the semicircular guide rail assembly comprises a semicircular guide rail body and a semicircular gear ring; the bottom surface of the semi-annular guide rail body is fixed with the top surface of the semi-gear ring, the axis of the semi-annular guide rail body is collinear with the axis of the semi-gear ring, and the two ends of the semi-gear ring are connected to the two ends of the positioning support mechanism.
Preferably, the positioning support mechanism comprises a connecting support, a connecting bolt, a sliding clamping plate, a linkage sliding rod and a bidirectional screw rod; two opposite connecting supports are arranged; each tipping support is rotatably connected with two tipping bolts so as to be detachably connected with the two semi-gear rings through the two tipping bolts; the inner ends of the two connecting supports are respectively matched with a sliding clamping plate in a sliding way, the side ends of the two sliding clamping plates are respectively fixed with a linkage sliding rod, and the two linkage sliding rods are in threaded fit with the two ends of the two-way screw; one end of the bidirectional screw is provided with left-hand threads, and the other end of the bidirectional screw is provided with right-hand threads; two ends of the bidirectional screw rod are rotationally connected with the two connecting supports one by one.
Preferably, the inner end of the sliding clamping plate is provided with a V-shaped clamping groove.
Preferably, the welding mechanism comprises a welding gun body, a position-changing welding gun seat, an intermittent welding transmission assembly, a sliding seat assembly, a sliding transmission assembly and a driving assembly; the welding gun body is connected on the welding gun seat that shifts, and the welding gun seat that shifts is connected on intermittent type welding drive assembly, and intermittent type welding drive assembly, slip drive assembly and drive assembly all connect on the slide subassembly, and the slip drive assembly is connected in the drive assembly transmission, and the transmission of slip drive assembly is connected intermittent type welding drive assembly.
Preferably, the sliding seat assembly comprises a transverse seat plate, an inner limiting sliding plate, an outer limiting sliding plate, a transverse shaft, a clamping sliding plate, a compression spring, an unlocking pull block and a limiting roller wheel; the transverse seat plate slides on the top surface of the semi-annular guide rail body, an inner limiting sliding plate is fixed at the inner end of the transverse seat plate, the inner limiting sliding plate slides on the inner ring surface of the semi-annular guide rail body, an outer limiting sliding plate is fixed at the outer end of the transverse seat plate, the middle parts of two transverse shafts are in sliding fit on the outer limiting sliding plate, the inner ends of the two transverse shafts are fixedly connected with a clamping sliding plate, the clamping sliding plate slides in an annular sliding groove on the outer side of the semi-annular guide rail body, compression springs are sleeved on the two transverse shafts, the compression springs are located between the clamping sliding plate and the outer limiting sliding plate, and the outer ends of the two transverse shafts are fixedly connected with an unlocking pull block; the outer end of the transverse seat plate is rotatably connected with two limiting rollers, and the two limiting rollers are in rolling fit with the outer annular surface of the semi-annular guide rail body.
Preferably, the sliding transmission assembly comprises a first friction wheel, a second friction wheel, a rotating shaft and a gear; the first friction wheel, the second friction wheel and the gear are sequentially fixed on the rotating shaft from top to bottom, and the rotating shaft is rotationally matched on the transverse seat plate; the diameter of the first friction wheel is smaller than that of the second friction wheel, and the first friction wheel is positioned above the transverse seat plate; the gear is meshed with teeth on the inner side of the half gear ring and is positioned below the transverse seat plate; the driving assembly is in intermittent transmission connection with the first friction wheel and the second friction wheel.
Preferably, the intermittent welding transmission assembly comprises a transmission worm, a linkage ring, a plug bolt, a transmission worm wheel, an inner sliding seat, an outer sliding seat, a control screw, a transmission sliding column, a push-pull sliding frame, a push-pull connecting rod and a horizontal sliding frame; the transmission worm is rotationally matched on the rotating shaft through a longitudinal through hole in the middle, a linkage ring is fixed at the lower end of the transmission worm, an inserting bolt is in threaded fit on the linkage ring, and the inserting bolt can be inserted into an inserting hole of the rotating shaft; the transmission worm meshes with a transmission worm wheel, the transmission worm wheel rotates on the transverse seat plate through a wheel shaft, the inner slide seat and the outer slide seat slide in the inner slide and the outer slide seat of the transmission worm wheel, one end of the inner slide seat and the outer slide seat are in threaded fit at the middle part of the control screw rod, one end of the control screw rod rotates on the wheel shaft, the other end of the inner slide seat and the outer slide seat is fixedly provided with a transmission slide post, the transmission slide post slides in a longitudinal slide way of the push-pull slide frame, the lower end of the push-pull slide frame is fixedly connected with the inner end of a push-pull connecting rod, the push-pull connecting rod slides in a horizontal slide way of the transverse seat plate, the outer end of the push-pull connecting rod is fixedly connected with the outer end of a horizontal slide frame, the horizontal slide frame slides in a limiting slide way of the transverse seat plate, and the inner end of the horizontal slide frame is detachably connected with a deflection welding gun seat.
Preferably, the position-changing welding gun seat comprises a turnover seat plate, a turnover shaft, a rotary worm gear, a regulating worm, a lifting seat, a vertical screw, a vertical guide rod, a fixed bracket, a transverse screw and a transverse guide rod; the welding gun body is fixedly connected to the turnover seat plate; the turnover seat plate is fixed on the turnover shaft, the turnover shaft rotates on the lifting seat, the rotary worm wheel is fixed on the turnover shaft, and the regulating worm rotating on the lifting seat is meshed with the rotary worm wheel; the lower end of the vertical screw rod rotates on the lifting seat, the upper end of the vertical screw rod is in threaded fit with the fixed bracket, the lower end of the vertical guide rod is fixed on the lifting seat, and the upper end of the vertical guide rod slides on the fixed bracket; the inner end of the transverse screw rod is rotatably matched on the fixed bracket, the outer end of the transverse screw rod is in threaded fit in the transverse internal threaded hole of the horizontal sliding frame, the inner end of the guide cross rod is fixed on the fixed bracket, and the outer end of the guide cross rod slides on the horizontal sliding frame.
Preferably, the driving assembly comprises a power motor, a transmission shaft, an inner friction transmission wheel, an outer friction transmission wheel, a distance adjusting screw and a tension spring; the inner friction driving wheel and the outer friction driving wheel are irregular friction driving wheels; the power motor is fixed on the transverse seat plate through a motor base, and an output shaft of the power motor is in transmission connection with the transmission shaft through a coupling; the inner end of the transmission shaft is in sliding fit with the inner friction transmission wheel, the inner friction transmission wheel is in intermittent friction transmission connection with the first friction wheel, the outer end of the transmission shaft is fixedly connected with the outer friction transmission wheel, the outer friction transmission wheel is in intermittent friction transmission connection with the second friction wheel, the outer friction transmission wheel is positioned on the outer side of the first friction wheel, and the radius of the outer friction transmission wheel is larger than that of the inner friction transmission wheel; the inner end of the distance adjusting screw rod is rotatably connected to the inner friction driving wheel, the outer end of the distance adjusting screw rod is in threaded fit with the outer friction driving wheel, and a tensioning spring is sleeved on the distance adjusting screw rod and is positioned between the inner friction driving wheel and the outer friction driving wheel.
The invention has the beneficial effects that: according to the special equipment for welding the tower foot of the power transmission tower, the welding mechanism is movably connected to the annular guide rail mechanism and can perform circumferential surrounding motion on the annular guide rail mechanism, so that circumferential surrounding welding treatment can be performed on the single-tube type power transmission tower and the tower foot, the angle of a welding gun during welding is effectively ensured, the welding gun is prevented from deviating in the welding process, and the welding effect is favorably improved; the annular guide rail mechanism is composed of two detachable semicircular guide rail assemblies, so that the annular guide rail mechanism is convenient to disassemble and sleeve outside single-pipe type power transmission towers with different sizes, and welding is facilitated.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a first general schematic diagram provided in accordance with an embodiment of the present invention;
FIG. 2 is a second overall view provided in accordance with an embodiment of the present invention;
FIG. 3 is a first schematic structural diagram of a circular track mechanism according to an embodiment of the present invention;
FIG. 4 is a second schematic structural view of a circular guide mechanism according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a positioning support mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic view of a modified welding gun seat according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of an intermittent weld drive assembly provided by an embodiment of the present invention;
FIG. 8 is a first schematic structural diagram of a carriage assembly according to an embodiment of the present invention;
FIG. 9 is a second schematic structural diagram of a carriage assembly according to an embodiment of the present invention;
FIG. 10 is a schematic structural view of a sliding drive assembly according to an embodiment of the present invention;
FIG. 11 is a schematic structural diagram of a driving assembly according to an embodiment of the present invention;
FIG. 12 is a first schematic structural diagram of a welding mechanism according to an embodiment of the present invention;
FIG. 13 is a second schematic structural diagram of a welding mechanism according to an embodiment of the present invention;
fig. 14 is a third schematic structural diagram of a welding mechanism according to an embodiment of the present invention.
Icon: a welding mechanism 1; a ring-shaped guide rail mechanism 2; a semicircular track assembly 21; a semi-annular rail body 21 a; the half ring gear 21 b; a positioning support mechanism 3; assembling a support 31; a tipping bolt 32; a slide clamp plate 33; a linkage slide bar 34; a bidirectional screw 35; a welding gun body 4; a position-changing welding gun seat 5; a turnover seat plate 51; a flip shaft 52; the rotating worm wheel 53; a regulating worm 54; a lifting base 55; a vertical screw 56; a guide vertical bar 57; a fixing bracket 58; a transverse screw 59; intermittent welding of the transmission assembly 6; a drive worm 61; a link ring 62; a drive worm gear 63; an inner and outer slide 64; a control screw 65; a drive strut 66; a push-pull carriage 67; a push-pull link 68; a horizontal carriage 69; a slider assembly 7; a lateral seat plate 71; an inner limiting slide plate 72; an outer limit slide plate 73; a transverse axis 74; clamping the sliding plate 75; a compression spring 76; an unlocking pull block 77; a limit roller 78; a sliding transmission assembly 8; the first friction wheel 81; a second friction wheel 82; a rotation shaft 83; a gear 84; a drive assembly 9; a power motor 91; a drive shaft 92; an inner friction transmission wheel 93; an outer friction drive wheel 94; a pitch adjusting screw 95; the spring 96 is tensioned.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for understanding and reading the contents disclosed in the specification, and are not used for limiting the conditions that the present application can implement, so the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical content disclosed in the present application without affecting the efficacy and the achievable purpose of the present application. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present application, and changes or modifications in the relative relationship may be made without substantial technical changes.
The invention is described in further detail below with reference to fig. 1-14.
The invention discloses special equipment for welding tower legs of a power transmission tower, which aims to solve the technical problems that: the welding equipment in the prior art can not carry out circumferential surrounding welding treatment and can not carry out surrounding welding treatment on the main pipe and the tower foot of the single-pipe type power transmission tower; in order to solve the problem, the invention provides special equipment for welding tower feet of a power transmission tower, which comprises a welding mechanism 1, wherein the welding mechanism 1 is used for welding, a welding gun is arranged in the welding mechanism, and the welding mechanism 1 is movably connected to an annular guide rail mechanism 2, so that circumferential surrounding motion is carried out on the annular guide rail mechanism 2 to carry out surrounding welding treatment on a main pipe and tower feet of a single-pipe type power transmission tower; the annular guide rail mechanism 2 is connected to the positioning support mechanism 3, the positioning support mechanism 3 can be clamped on a main pipe of the single-pipe type power transmission tower, the positioning mechanism can be positioned on the main pipe of the single-pipe type power transmission tower, the center of the annular guide rail mechanism 2 is controlled to be collinear with the axis of the main pipe of the single-pipe type power transmission tower, and the accuracy of circumferential surrounding welding of the welding mechanism 1 is guaranteed; the welding mechanism can be positively arranged on the main pipe of the single-pipe type power transmission tower according to actual conditions, namely, the welding mechanism 1 is positioned above and the positioning support mechanism 3 is positioned below as shown in fig. 1, or the welding mechanism can be inversely arranged on the main pipe of the single-pipe type power transmission tower, namely, the positioning support mechanism 3 is positioned above and the welding mechanism 1 is positioned below, so that the position of a welding gun in the welding mechanism 1 can be conveniently changed and the welding mechanism can be adjusted according to different tower feet; one or more welding mechanisms 1 are movably connected to the annular guide rail mechanism 2, the number of the welding mechanisms 1 can be selected according to the welding mode required, as shown in fig. 1 and 2, four welding mechanisms 1 are movably connected to the annular guide rail mechanism 2, and four sides of a single-pipe power transmission tower and tower legs can be synchronously welded to realize diagonal welding and improve the welding stability; the annular guide rail mechanism 2 comprises two semicircular guide rail assemblies 21, two ends of the two semicircular guide rail assemblies 21 are attached to each other, and the two semicircular guide rail assemblies 21 are relatively connected to the positioning support mechanism 3.
According to the special equipment for welding the tower foot of the transmission tower, during welding, the special equipment is firstly positioned on the main pipe of the single-pipe transmission tower through the positioning support mechanism 3, then the welding mechanism 1 is controlled to be started, and the welding mechanism 1 performs circumferential surrounding motion on the annular guide rail mechanism 2, so that the welding gun in the welding mechanism 1 performs circumferential surrounding welding treatment on the single-pipe transmission tower and the tower foot, the angle of the welding gun during welding is effectively ensured, the welding gun is prevented from deviating in the welding process, and the welding effect is favorably improved; the annular guide rail mechanism 2 is composed of two detachable semicircular guide rail assemblies 21, so that the annular guide rail mechanisms are conveniently detached and sleeved on the outer sides of single-pipe type power transmission towers with different sizes for welding; the adoption can the centre gripping be in the person in charge of single-tube power transmission tower location support mechanism 3, the axis collineation of being responsible for of the center of the control ring rail mechanism 2 of being convenient for and single-tube power transmission tower guarantees to carry out the circular formula and encircles welded accurate nature.
The semi-circular guide rail assembly 21 comprises a semi-circular guide rail body 21a, the semi-circular guide rail body 21a is used for guiding the displacement of the welding mechanism 1, so that the welding mechanism 1 can perform surrounding type circular motion, the bottom of the semi-circular guide rail body 21a is fixedly connected with a semi-circular gear ring 21b, and the semi-circular gear ring 21b is used for being matched with an internal mechanism of the welding mechanism 1, so that the welding mechanism 1 can slide on the semi-circular guide rail body 21 a; the bottom surface of the semi-annular guide rail body 21a is fixedly connected with the top surface of the semi-gear ring 21b, and the axis of the semi-annular guide rail body 21a is collinear with the axis of the semi-gear ring 21 b; both ends of the half ring gear 21b are connected to both ends of the positioning support mechanism 3. The end surfaces of two ends of two semi-annular guide rail bodies 21a of the two annular guide rail mechanisms 2 are mutually attached to form a complete annular guide rail structure; the end faces of the two ends of the two half gear rings 21b of the two annular guide rail mechanisms 2 are mutually attached to form a complete inner gear ring structure.
The invention discloses special equipment for welding tower legs of a power transmission tower, which aims to solve the technical problems that: the problem that welding equipment in the prior art is fixed on a main pipe of a single-pipe type power transmission tower; the positioning support mechanism 3 comprises a connecting support 31, the connecting support 31 is connected with connecting bolts 32 used for connecting the semi-gear ring 21b, and the two connecting supports 31 are oppositely arranged; each tipping support 31 is provided with two tipping bolts 32 in a rotating way so as to be connected with the two half gear rings 21b through the two tipping bolts 32, during installation, the positioning support mechanism 3 is firstly placed on one side of the single-pipe type power transmission tower main pipe, then the two ends of one half gear ring 21b are connected with the two tipping bolts 32 on one side of the two tipping supports 31, then the other half gear ring 21b is controlled to be connected with the two tipping bolts 32 on the other side of the two tipping supports 31, so that the two half gear rings 21b are sleeved on the single-pipe type power transmission tower main pipe, the inner ends of the two tipping supports 31 respectively slide a sliding clamp plate 33, the side ends of the two sliding clamp plates 33 are respectively fixed with a linkage slide bar 34, and the two linkage slide bars 34 are in threaded fit with the two ends of a two-way screw 35; one end of the bidirectional screw 35 is provided with left-hand threads, and the other end of the bidirectional screw 35 is provided with right-hand threads; two ends of the bidirectional screw 35 are rotatably connected with the two connecting supports 31 one by one. The two-way screw 35 is rotated, and the two-way screw 35 is provided with the left-hand thread at one end and the right-hand thread at the other end, so that the two sliding clamping plates 33 can be driven to slide in the two connecting and supporting seats 31 in the opposite directions or slide in the opposite directions when the two-way screw 35 rotates, the two sliding clamping plates 33 are clamped on two sides of the main pipe of the single-pipe power transmission tower, the main pipe of the single-pipe power transmission tower is fixedly connected with the main pipe of the single-pipe power transmission tower, and the two connecting and supporting seats 31 can be supported on the ground, so that the stability of the single-pipe power transmission tower in use is improved.
The inner end of the sliding clamping plate 33 is provided with a V-shaped clamping groove, a rubber anti-slip pad is bonded in the V-shaped clamping groove, and the V-shaped clamping groove can be clamped at the outer side of the single-tube type power transmission tower main pipe with different diameters, so that the stability of the single-tube type power transmission tower main pipe fixing device is improved when the single-tube type power transmission tower main pipe fixing device is fixed relative to the single-tube type power transmission tower main pipe, and the welding effect is finally improved.
The invention discloses special equipment for welding tower legs of a power transmission tower, which aims to solve the technical problems that: the welding equipment in the prior art can not carry out multipoint intermittent welding and reciprocating swing welding; in order to solve the problems, the special equipment for welding the tower foot of the power transmission tower comprises a welding gun body 4, a deflection welding gun seat 5, an intermittent welding transmission assembly 6, a sliding seat assembly 7, a sliding transmission assembly 8 and a driving assembly 9, wherein the welding gun seat is arranged on the welding gun body; the welding gun body 4 is connected to the position-changing welding gun seat 5, and the position-changing welding gun seat 5 is used for adjusting and controlling the position of the welding gun body 4 and the angle during welding so as to carry out more efficient welding treatment; the position-changing welding gun seat 5 is connected to the intermittent welding transmission assembly 6, and the position-changing welding gun seat 5 can move in the inner and outer directions under the driving of the intermittent welding transmission assembly 6 so as to carry out multi-point welding treatment at different positions of the single-pipe power transmission tower main pipe; the sliding transmission assembly 8 is connected to the annular guide rail mechanism 2 and can be matched with the semi-gear ring 21b under the driving of the driving assembly 9, so that the whole welding mechanism 1 is driven to perform surrounding type sliding motion on the two semi-annular guide rail bodies 21a of the annular guide rail mechanism 2; intermittent type welding drive assembly 6, slip drive assembly 8 and drive assembly 9 all connect on slide subassembly 7, and drive assembly 9 transmission is connected slip drive assembly 8, and slip drive assembly 8 transmission is connected intermittent type welding drive assembly 6. After the drive assembly 9 is started, the drive assembly can drive the sliding drive assembly 8 to operate, the sliding drive assembly 8 and the sliding seat assembly 7 are matched to drive the whole of the welding mechanism 1 to perform surrounding type sliding motion on two semi-annular guide rail bodies 21a of the annular guide rail mechanism 2, whether the sliding drive assembly 8 is matched with the intermittent welding drive assembly 6 in a transmission mode or not can be controlled during operation, when multi-point welding processing needs to be performed in the surrounding motion process, the control is matched with the intermittent welding drive assembly 6 in a transmission mode, the welding gun body 4 on the displacement welding gun base 5 can be driven to perform reciprocating motion in the inner direction and the outer direction through the transmission matching with the intermittent welding drive assembly 6, and therefore the surrounding motion of the whole welding mechanism 1 on the annular guide rail mechanism 2 is performed with the multi-point welding processing.
The invention discloses special equipment for welding tower legs of a power transmission tower, which aims to solve the technical problems that: the welding equipment in the prior art is inconvenient to detach from the annular guide rail and is easy to fall off from the annular guide rail in the movement process; in order to solve the above problems, the special equipment for welding the tower foot of the power transmission tower comprises a sliding seat assembly 7, a horizontal seat plate 71, an inner limiting sliding plate 72, an outer limiting sliding plate 73, a horizontal shaft 74, a clamping sliding plate 75, a compression spring 76, an unlocking pull block 77 and a limiting roller 78; the transverse seat plate 71 slides on the top surface of the semi-annular guide rail body 21a and mainly plays a supporting role, an inner limiting sliding plate 72 is fixed at the inner end of the transverse seat plate 71, the inner limiting sliding plate 72 slides on the inner annular surface of the semi-annular guide rail body 21a, an outer limiting sliding plate 73 is fixed at the outer end of the transverse seat plate 71, the outer limiting sliding plate 73 is in sliding fit with two transverse shafts 74, the inner ends of the two transverse shafts 74 are fixed with a clamping sliding plate 75, the clamping sliding plate 75 slides in an annular sliding groove on the outer side of the semi-annular guide rail body 21a, compression springs 76 are sleeved on the two transverse shafts 74, the compression springs 76 are positioned between the clamping sliding plate 75 and the outer limiting sliding plate 73, and unlocking pull blocks 77 are fixed at the outer ends of the two transverse shafts 74; the outer end of the transverse seat plate 71 rotates two limit rollers 78, and the two limit rollers 78 are in rolling fit with the outer annular surface of the semi-annular guide rail body 21 a. The sliding seat assembly 7 can be controlled to slide on the semi-annular guide rail body 21a through the matching of the inner limiting sliding plate 72 and the two limiting rollers 78, and can slide in the annular sliding groove on the outer side of the semi-annular guide rail body 21a through the clamping sliding plate 75, so that the limiting of the sliding seat assembly 7 is realized, the sliding seat assembly 7 is prevented from being separated from the semi-annular guide rail body 21a in the process of circular motion, and the assembly or disassembly of the semi-annular guide rail body 21a and the sliding seat assembly 7 is facilitated; when the welding mechanism 1 needs to be dismounted, the unlocking pull block 77 is pulled outwards to drive the transverse shaft 74 to slide outwards, the transverse shaft 74 drives the clamping slide plate 75 to separate from the annular slide groove on the outer side of the semi-annular guide rail body 21a and compress the compression spring 76, and at the moment, the welding mechanism 1 is conveniently separated from the semi-annular guide rail body 21 a.
The invention discloses special equipment for welding tower legs of a power transmission tower, which aims to solve the technical problems that: the welding equipment in the prior art cannot perform reciprocating welding on the annular guide rail; in order to solve the above problems, the special equipment for welding the tower foot of the power transmission tower of the present invention, wherein the sliding transmission assembly 8 includes a first friction wheel 81, a second friction wheel 82, a rotating shaft 83 and a gear 84; the first friction wheel 81, the second friction wheel 82 and the gear 84 are sequentially fixed on the rotating shaft 83 from top to bottom, and the rotating shaft 83 is rotatably matched on the transverse seat plate 71; the diameter of the first friction wheel 81 is smaller than that of the second friction wheel 82, and is positioned above the transverse seat plate 71; the gear 84 is meshed with the teeth on the inner side of the half ring gear 21b and is positioned below the transverse seat plate 71; the driving assembly 9 is in intermittent transmission connection with the first friction wheel 81 and the second friction wheel 82. During welding, the driving assembly 9 firstly rotates to contact with the first friction wheel 81 to drive the first friction wheel 81 to rotate, at the moment, the first friction wheel 81 drives the rotating shaft 83 and the gear 84 fixed at the lower end of the rotating shaft 83 to rotate, through the matching of the gear 84 and the half gear ring 21b, the welding mechanism 1 moves forwards on the annular guide rail mechanism 2 clockwise for a certain distance, then the driving assembly 9 rotates to be separated from the first friction wheel 81, the driving assembly 9 rotates to contact with the second friction wheel 82 to drive the second friction wheel 82 to rotate, the rotating direction of the second friction wheel 82 is opposite to that of the first friction wheel 81, the second friction wheel 82 drives the rotating shaft 83 and the gear 84 fixed at the lower end of the rotating shaft 83 to rotate, so that the welding mechanism 1 is driven to move backwards and forwards on the annular guide rail mechanism 2 counterclockwise for a certain distance, and the distance of clockwise forward movement of the welding mechanism 1 on the annular guide rail mechanism 2 is greater than that of the welding mechanism 1 on the annular guide rail mechanism 2 counterclockwise And retreating by the distance of the movement, thereby realizing the circular reciprocating welding movement.
The invention discloses special equipment for welding tower legs of a power transmission tower, which aims to solve the technical problems that: the problem that the welding equipment in the prior art cannot carry out surrounding type multi-spot welding treatment is solved; in order to solve the above problems, the special equipment for welding the tower foot of the power transmission tower of the invention comprises an intermittent welding transmission assembly 6, a welding head and a welding head, wherein the intermittent welding transmission assembly comprises a transmission worm 61, a linkage ring 62, an inserting bolt, a transmission worm gear 63, an inner slide carriage 64, an outer slide carriage 64, a control screw 65, a transmission sliding column 66, a push-pull sliding carriage 67, a push-pull connecting rod 68 and a horizontal sliding carriage 69; the transmission worm 61 is rotationally matched on the rotating shaft 83 through a longitudinal through hole in the middle, the lower end of the transmission worm 61 is fixed with a linkage ring 62, the linkage ring 62 is in threaded fit with an inserting bolt, and the inserting bolt can be inserted into an inserting hole of the rotating shaft 83; the transmission worm 61 is meshed with a transmission worm wheel 63, the transmission worm wheel 63 rotates on a transverse seat plate 71 through a wheel shaft, an inner slide seat 64 and an outer slide seat 64 slide in the inner slide and the outer slide of the transmission worm wheel 63, one end of the inner slide seat 64 and the outer slide seat 64 are in threaded fit with the middle of a control screw 65, one end of the control screw 65 rotates on the wheel shaft, a transmission slide column 66 is fixed at the other end of the inner slide seat 64 and the outer slide seat 66 slides in a longitudinal slide way of a push-pull slide frame 67, the lower end of the push-pull slide frame 67 is fixedly connected with the inner end of a push-pull connecting rod 68, the push-pull connecting rod 68 slides in a horizontal slide way of the transverse seat plate 71, the outer end of the push-pull connecting rod 68 is fixedly connected with the outer end of a horizontal slide frame 69, the horizontal slide frame 69 slides in a limiting slide way of the transverse seat plate 71, and the inner end of the horizontal slide frame 69 is detachably connected with a deflection welding gun seat 5. When the encircling multi-spot welding treatment is required, the control plug bolt can be plugged into a jack of the rotating shaft 83, at the moment, the rotating shaft 83 can drive the linkage ring 62 to rotate when rotating, the linkage ring 62 drives the transmission worm 61 to synchronously rotate, the transmission worm 61 can be meshed with and drives the transmission worm wheel 63 when rotating, the transmission worm wheel 63 can drive the inner slide carriage 64 to do encircling movement when rotating, the transmission sliding column 66 on the inner slide carriage 64 can drive the push-pull sliding carriage 67 to do reciprocating linear movement in the horizontal direction in the process of encircling movement, the push-pull sliding carriage 67 drives the push-pull connecting rod 68 and the horizontal sliding carriage 69 to do reciprocating linear movement in the horizontal direction in the process of movement, so that the horizontal sliding carriage 69 drives the deflection welding gun seat 5 and the welding gun body 4 on the deflection welding gun seat 5 to do reciprocating movement in the inner and outer directions, thereby controlling the welding mechanism 1 to do spot welding once every certain distance of movement of the annular guide rail mechanism 2, realize the multiple spot welding and handle, and the horizontal balladeur train 69 of position control that can spot weld as required drives and shifts welding gun seat 5 and shifts welding gun body 4 on the welding gun seat 5 and carry out the reciprocating type distance of inside and outside direction, during the regulation, rotation control screw 65 changes the contact position of control screw 65 and inside and outside slide 64, thereby it slides in the inside and outside slip of worm wheel to drive inside and outside slide 64, and then adjust the position of transmission traveller 66 apart from transmission worm wheel 63 axis, thereby change the distance that transmission traveller 66 drove horizontal balladeur train 69 reciprocating motion.
The invention discloses special equipment for welding tower legs of a power transmission tower, which aims to solve the technical problems that: the position of a welding gun in the prior art is inconvenient to adjust; in order to solve the problems, the special equipment for welding the tower foot of the power transmission tower comprises a turning base plate 51, a turning shaft 52, a rotating worm wheel 53, a regulating worm 54, a lifting seat 55, a vertical screw 56, a vertical guide rod 57, a fixed bracket 58, a transverse screw 59 and a transverse guide rod, wherein the turning base plate is fixed on the turning base plate; the welding gun body 4 is fixed on the turnover seat plate 51; the turnover seat plate 51 is fixed on a turnover shaft 52, the turnover shaft 52 rotates on a lifting seat 55, a rotary worm wheel 53 is fixed on the turnover shaft 52, and a regulating worm 54 rotating on the lifting seat 55 is meshed with the rotary worm wheel 53; the lower end of a vertical screw 56 rotates on the lifting seat 55, the upper end of the vertical screw 56 is in threaded fit with a fixed bracket 58, the lower end of a vertical guide rod 57 is fixed on the lifting seat 55, and the upper end of the vertical guide rod 57 slides on the fixed bracket 58; the inner end of the transverse screw 59 is rotatably fitted on the fixed bracket 58, the outer end of the transverse screw 59 is screwed on the horizontal carriage 69, the inner end of the guide rail is fixed on the fixed bracket 58, and the outer end of the guide rail is slid on the horizontal carriage 69. The distance between the welding gun body 4 and the axis of the single-tube power transmission tower main pipe can be adjusted by rotating the transverse screw 59, and the contact position between the transverse screw 59 and the horizontal sliding frame 69 can be changed by rotating the transverse screw 59, so that the guide cross rod is driven to slide on the horizontal sliding frame 69, the fixing bracket 58 is driven to horizontally move in the inner and outer directions, and finally the distance between the welding gun body 4 and the axis of the single-tube power transmission tower main pipe is driven to be adjusted; when the height of the welding gun body 4 needs to be adjusted, the vertical screw 56 is rotated to change the contact position of the vertical screw 56 and the fixed bracket 58, and the vertical guide rod 57 is driven to slide in the vertical direction on the fixed bracket 58, so that the lifting seat 55 is driven to move up and down, and finally the horizontal height of the welding gun body 4 is driven to be adjusted; when the inclination angle of the welding gun body 4 needs to be adjusted, the rotation regulating worm 54 drives the rotary worm wheel 53 to rotate, the rotary worm wheel 53 can drive the turning shaft 52 to rotate when rotating, the turning shaft 52 rotates to drive the turning seat plate 51 to perform turning motion, and therefore the welding angle of the welding gun body 4 installed on the turning seat plate 51 is driven to be adjusted.
The driving assembly 9 is used for being matched with the sliding transmission assembly 8 to work, the driving assembly 9 comprises a power motor 91 for providing power for the movement of the welding mechanism 1 on the annular guide rail mechanism 2, and an output shaft of the power motor 91 is in transmission connection with a transmission shaft 92 through a coupler so as to drive the transmission shaft 92 to rotate; the inner end of the transmission shaft 92 is in sliding fit with an inner friction transmission wheel 93, the inner friction transmission wheel 93 can only drive the first friction wheel 81 to rotate, the friction transmission wheel 93 is an irregular friction transmission wheel, preferably a quarter friction transmission wheel, and the first friction wheel 81 is driven to rotate by intermittent transmission; the power motor 91 is fixed on the transverse seat plate 71 through a motor base or a motor bracket; the outer end of the transmission shaft 92 is fixedly connected with an outer friction transmission wheel 94, the outer friction transmission wheel 94 is an irregular friction transmission wheel, preferably a quarter friction transmission wheel, the second friction wheel 82 is driven to rotate by intermittent transmission, the outer friction transmission wheel 94 is positioned on the outer side of the first friction wheel 81, and the outer friction transmission wheel 94 cannot be in contact with the first friction wheel 81, so that the transmission of the inner friction transmission wheel 93 and the first friction wheel 81 cannot be interfered; the radius of the outer friction driving wheel 94 is larger than that of the inner friction driving wheel 93, so that the inner friction driving wheel 93 cannot be in contact with the second friction wheel 82, and the transmission of the outer friction driving wheel 94 and the second friction wheel 82 cannot be interfered; the inner end of the distance adjusting screw 95 rotates on the inner friction driving wheel 93, the outer end of the distance adjusting screw 95 is in threaded fit with the outer friction driving wheel 94, so that the contact position of the inner friction driving wheel 93 and the second friction wheel 82 can be adjusted, the contact position of the distance adjusting screw 95 and the outer friction driving wheel 94 is changed by rotating the distance adjusting screw 95 during adjustment, the contact position of the inner friction driving wheel 93 and the second friction wheel 82 is changed, the adjustment of the forward movement distance and the backward movement distance of the welding mechanism 1 on the annular guide rail mechanism 2 is changed, a tensioning spring 96 is sleeved on the distance adjusting screw 95, the tensioning spring 96 is located between the inner friction driving wheel 93 and the outer friction driving wheel 94, and the tensioning spring 96 plays a role in tensioning limiting the relative position of the inner friction driving wheel 93 and the outer friction driving wheel 94.
During welding, the inner friction transmission wheel 93 firstly rotates to be in contact with the first friction wheel 81 to drive the first friction wheel 81 to rotate, at the moment, the first friction wheel 81 drives the rotating shaft 83 and the gear 84 fixed at the lower end of the rotating shaft 83 to rotate, through the matching of the gear 84 and the half gear ring 21b, the welding mechanism 1 moves forwards on the circular guide rail mechanism 2 clockwise for a certain distance, then the inner friction transmission wheel 93 rotates to be separated from the first friction wheel 81, the outer friction transmission wheel 94 rotates to be in contact with the second friction wheel 82 to drive the second friction wheel 82 to rotate, the rotating direction of the second friction wheel 82 is opposite to the rotating direction of the first friction wheel 81, the second friction wheel 82 drives the rotating shaft 83 and the gear 84 fixed at the lower end of the rotating shaft 83 to rotate, so that the welding mechanism 1 moves backwards on the circular guide rail mechanism 2 anticlockwise for a certain distance, and the distance that the welding mechanism 1 moves forwards on the circular guide rail mechanism 2 clockwise is larger than that the welding mechanism 1 moves on the circular guide rail machine The mechanism 2 moves backwards anticlockwise, so that the circular reciprocating welding motion is realized.
The principle is as follows: according to the special equipment for welding the tower foot of the transmission tower, during welding, the special equipment is firstly positioned on the main pipe of the single-pipe transmission tower through the positioning support mechanism 3, then the welding mechanism 1 is controlled to be started, and the welding mechanism 1 performs circumferential surrounding motion on the annular guide rail mechanism 2, so that the welding gun in the welding mechanism 1 performs circumferential surrounding welding treatment on the single-pipe transmission tower and the tower foot, the angle of the welding gun during welding is effectively ensured, the welding gun is prevented from deviating in the welding process, and the welding effect is favorably improved; the annular guide rail mechanism 2 is composed of two detachable semicircular guide rail assemblies 21, so that the annular guide rail mechanisms are conveniently detached and sleeved on the outer sides of single-pipe type power transmission towers with different sizes for welding; the adoption can the centre gripping be in the person in charge of single-tube power transmission tower location support mechanism 3, the axis collineation of being responsible for of the center of the control ring rail mechanism 2 of being convenient for and single-tube power transmission tower guarantees to carry out the circular formula and encircles welded accurate nature.
The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (10)
1. A special device for welding tower feet of a power transmission tower is characterized by comprising a welding mechanism (1), an annular guide rail mechanism (2) and a positioning support mechanism (3), wherein the annular guide rail mechanism (2) is movably connected with one or more welding mechanisms (1); the annular guide rail mechanism (2) comprises two semicircular guide rail assemblies (21), two ends of each semicircular guide rail assembly (21) are attached to each other, and the two semicircular guide rail assemblies (21) are connected to the positioning support mechanism (3) relatively.
2. The special equipment for welding the tower foot of the power transmission tower as claimed in claim 1, wherein the semicircular track assembly (21) comprises a semicircular track body (21a) and a semicircular gear ring (21 b); the bottom surface of the semi-annular guide rail body (21a) is fixedly connected with the top surface of the semi-gear ring (21b), and the axis of the semi-annular guide rail body (21a) is collinear with the axis of the semi-gear ring (21 b); two ends of the half gear ring (21b) are connected with two ends of the positioning support mechanism (3).
3. The special equipment for welding the tower foot of the power transmission tower as claimed in claim 2, wherein the positioning support mechanism (3) comprises a connecting support (31), a connecting bolt (32), a sliding clamping plate (33), a linkage sliding rod (34) and a bidirectional screw (35); two connecting supports (31) are arranged; each tipping support (31) rotates two tipping bolts (32) to be connected with the two half gear rings (21b) through the two tipping bolts (32); two connecting supports (31) are internally and respectively provided with a sliding clamping plate (33), the side ends of the two sliding clamping plates (33) are respectively fixed with a linkage sliding rod (34), and the two linkage sliding rods (34) are in threaded fit with the two ends of a two-way screw (35); one end of the bidirectional screw (35) is provided with left-hand threads, and the other end is provided with right-hand threads; two ends of the bidirectional screw rod (35) are rotationally connected with the two tipping supports (31) one by one.
4. Special equipment for welding tower legs of power transmission towers according to claim 3, wherein the inner ends of the sliding clamping plates (33) are provided with V-shaped clamping grooves.
5. The special equipment for welding the tower foot of the power transmission tower as claimed in claim 2, wherein the welding mechanism (1) comprises a welding gun body (4), a shift welding gun seat (5), an intermittent welding transmission assembly (6), a sliding seat assembly (7), a sliding transmission assembly (8) and a driving assembly (9); welder body (4) are connected on the welder seat (5) that shifts, and the welder seat (5) that shifts is connected on intermittent type welding drive assembly (6), and intermittent type welding drive assembly (6), slip drive assembly (8) and drive assembly (9) are all connected on slide subassembly (7), and slip drive assembly (8) are connected in drive assembly (9) transmission, and intermittent type welding drive assembly (6) are connected in slip drive assembly (8) transmission.
6. Special equipment for welding tower legs of a power transmission tower according to claim 5, wherein the sliding seat assembly (7) comprises a transverse seat plate (71), an inner limiting sliding plate (72), an outer limiting sliding plate (73), a transverse shaft (74), a clamping sliding plate (75), a compression spring (76), an unlocking pull block (77) and a limiting roller (78); the horizontal seat plate (71) slides on the top surface of the semi-annular guide rail body (21a), an inner limiting sliding plate (72) is fixed at the inner end of the horizontal seat plate (71), the inner limiting sliding plate (72) slides on the inner annular surface of the semi-annular guide rail body (21a), an outer limiting sliding plate (73) is fixed at the outer end of the horizontal seat plate (71), the outer limiting sliding plate (73) is in sliding fit with two transverse shafts (74), the inner ends of the two transverse shafts (74) are fixed with a clamping sliding plate (75), the clamping sliding plate (75) slides in an annular sliding groove in the outer side of the semi-annular guide rail body (21a), compression springs (76) are sleeved on the two transverse shafts (74), the compression springs (76) are located between the clamping sliding plate (75) and the outer limiting sliding plate (73), and unlocking pull blocks (77) are fixed at the outer ends of the two transverse shafts (74); the outer end of the transverse seat plate (71) rotates two limiting rollers (78), and the two limiting rollers (78) are matched on the outer annular surface of the semi-annular guide rail body (21a) in a rolling way.
7. Special equipment for tower foot welding of a power transmission tower according to claim 6, characterized in that the sliding transmission assembly (8) comprises a first friction wheel (81), a second friction wheel (82), a rotating shaft (83) and a gear (84); the first friction wheel (81), the second friction wheel (82) and the gear (84) are sequentially fixed on the rotating shaft (83) from top to bottom, and the rotating shaft (83) is in running fit with the transverse seat plate (71); the diameter of the first friction wheel (81) is smaller than that of the second friction wheel (82), and the first friction wheel is positioned above the transverse seat plate (71); the gear (84) is meshed with teeth on the inner side of the half gear ring (21b) and is positioned below the transverse seat plate (71); the driving assembly (9) is in intermittent transmission connection with the first friction wheel (81) and the second friction wheel (82).
8. The special equipment for welding the tower foot of the power transmission tower as claimed in claim 7, wherein the intermittent welding transmission assembly (6) comprises a transmission worm (61), a linkage ring (62), a plug bolt, a transmission worm gear (63), an inner sliding seat and an outer sliding seat (64), a control screw rod (65), a transmission sliding column (66), a push-pull sliding frame (67), a push-pull connecting rod (68) and a horizontal sliding frame (69); the transmission worm (61) is rotationally matched on the rotating shaft (83) through a longitudinal through hole in the middle, the lower end of the transmission worm (61) is fixedly provided with a linkage ring (62), the linkage ring (62) is in threaded fit with an inserting bolt, and the inserting bolt can be inserted into an inserting hole of the rotating shaft (83); the transmission worm (61) is meshed with a transmission worm wheel (63), the transmission worm wheel (63) rotates on a transverse seat plate (71) through a wheel shaft, an inner sliding seat (64) and an outer sliding seat (64) slide in the inner sliding seat and the outer sliding seat of the transmission worm wheel (63), one end of the inner sliding seat (64) and the outer sliding seat are in threaded fit with the middle of a control screw rod (65), one end of the control screw rod (65) rotates on the wheel shaft, a transmission sliding column (66) is fixed at the other end of the inner sliding seat (64), the transmission sliding column (66) slides in a longitudinal sliding way of a push-pull sliding carriage (67), the lower end of the push-pull sliding carriage (67) is fixedly connected with the inner end of a push-pull connecting rod (68), the push-pull connecting rod (68) slides in a horizontal sliding way of the transverse seat plate (71), the outer end of the push-pull connecting rod (68) is fixedly connected with the outer end of a horizontal sliding carriage (69), the horizontal sliding carriage (69) slides in a limiting sliding way of the transverse seat plate (71), and the inner end of the horizontal sliding carriage (69) is detachably connected with a deflection welding gun seat (5).
9. The special equipment for welding the tower foot of the power transmission tower as claimed in claim 8, wherein the shift welding gun seat (5) comprises a turnover seat plate (51), a turnover shaft (52), a rotating worm gear (53), a regulating worm (54), a lifting seat (55), a vertical screw (56), a vertical guide rod (57), a fixed bracket (58), a transverse screw (59) and a transverse guide rod; the welding gun body (4) is fixed on the turnover seat plate (51); the turnover seat plate (51) is fixed on a turnover shaft (52), the turnover shaft (52) rotates on a lifting seat (55), a rotary worm wheel (53) is fixed on the turnover shaft (52), and a regulating worm (54) rotating on the lifting seat (55) is meshed with the rotary worm wheel (53); the lower end of a vertical screw rod (56) rotates on a lifting seat (55), the upper end of the vertical screw rod (56) is in threaded fit with a fixed bracket (58), the lower end of a guide vertical rod (57) is fixed on the lifting seat (55), and the upper end of the guide vertical rod (57) slides on the fixed bracket (58); the inner end of a transverse screw rod (59) rotates on a fixed bracket (58), the outer end of the transverse screw rod (59) is in threaded fit with a horizontal sliding frame (69), the inner end of a guide cross rod is fixed on the fixed bracket (58), and the outer end of the guide cross rod slides on the horizontal sliding frame (69).
10. Special equipment for tower foot welding of a power transmission tower as claimed in claim 6, wherein the driving assembly (9) comprises a power motor (91), a transmission shaft (92), an inner friction transmission wheel (93), an outer friction transmission wheel (94), a pitch adjusting screw (95) and a tension spring (96); the inner friction driving wheel (93) and the outer friction driving wheel (94) are both irregular friction driving wheels; the power motor (91) is fixed on the transverse seat plate (71), and an output shaft of the power motor (91) is in transmission connection with the transmission shaft (92); the inner end of a transmission shaft (92) is in sliding fit with an inner friction transmission wheel (93), the inner friction transmission wheel (93) intermittently and frictionally transmits a first friction wheel (81), the outer end of the transmission shaft (92) is fixedly connected with an outer friction transmission wheel (94), the outer friction transmission wheel (94) intermittently and frictionally transmits a second friction wheel (82), the outer friction transmission wheel (94) is positioned on the outer side of the first friction wheel (81), and the radius of the outer friction transmission wheel (94) is larger than that of the inner friction transmission wheel (93); the inner end of the distance adjusting screw rod (95) rotates on the inner friction driving wheel (93), the outer end of the distance adjusting screw rod (95) is in threaded fit with the outer friction driving wheel (94), a tensioning spring (96) is sleeved on the distance adjusting screw rod (95), and the tensioning spring (96) is located between the inner friction driving wheel (93) and the outer friction driving wheel (94).
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| CN115533398A (en) * | 2022-09-22 | 2022-12-30 | 国网山东省电力公司平邑县供电公司 | Automatic welding device for tower foot of power transmission line iron tower |
| CN116765733A (en) * | 2023-08-23 | 2023-09-19 | 山东齐盛达铁塔股份有限公司 | Welding platform for shifting iron tower welding piece |
| CN117300473A (en) * | 2023-11-30 | 2023-12-29 | 湖南平丰环保科技有限公司 | Welding machine for machining |
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| CN115533398B (en) * | 2022-09-22 | 2023-04-14 | 国网山东省电力公司平邑县供电公司 | Automatic welding device for tower foot of power transmission line iron tower |
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