CN114952064A - Special welding device for combined steel pipe pile for high-pile wharf - Google Patents
Special welding device for combined steel pipe pile for high-pile wharf Download PDFInfo
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- CN114952064A CN114952064A CN202210894436.4A CN202210894436A CN114952064A CN 114952064 A CN114952064 A CN 114952064A CN 202210894436 A CN202210894436 A CN 202210894436A CN 114952064 A CN114952064 A CN 114952064A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
- B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
Abstract
The invention discloses a special welding device for a combined steel pipe pile for a high-pile wharf, wherein the combined steel pipe pile comprises a steel pipe inner pipe and a steel pipe outer pipe which is fixed on the outer side of the steel pipe inner pipe in a surrounding mode and is coaxial with the steel pipe inner pipe, and a plurality of reinforcing steel plates are fixedly connected between the outer side wall of the steel pipe inner pipe and the inner side wall of the steel pipe outer pipe; the special welding device comprises a crawling supporting mechanism, a welding mechanism, a material storage mechanism, a feeding mechanism and an exhaust mechanism; the steel pipe pile adopts a double-layer structure, and a plurality of steel plates are fixedly welded between the inner steel pipe and the outer steel pipe so as to further improve the overall strength of the steel pipe pile.
Description
Technical Field
The invention relates to the technical field of welding, in particular to a special welding device for a combined steel pipe pile for a high-pile wharf.
Background
The steel pipe pile is generally formed by spirally welding steel plates in a factory, the outer diameter of the commonly used steel pipe pile is 500-1200 mm, and the wall thickness is 10-18 mm; at present, the steel pipe pile is mainly used in an open sea wharf, and the steel pipe pile used in the wharf has the characteristics of high strength, large bending resistance and capability of bearing larger horizontal force; meanwhile, the steel pipe pile needs to have good elasticity, can absorb large deformation energy and can reduce the impact force of a ship to a wharf building. The steel-pipe pile that uses at present is mostly single-layer structure, has appeared after technical improvement that intensity is bigger, the better combination steel-pipe pile of bending resistance, and this steel-pipe pile includes the coaxial suit of steel pipe inner tube and steel pipe outer tube to consolidate the steel sheet through increasing between the inner tube and connect, set up the multiunit at the interval in the axial and consolidate the steel sheet, every group includes a plurality of reinforcement steel sheets that enclose into wheel spoke structure.
At present, a steel pipe pile with a larger diameter is welded manually in a processing mode, usually, the steel pipe pile is placed in a vertical annular cavity gap in a hanging basket mode and is welded manually by personnel, and all welding operations are completed from top to bottom in the welding process; for the steel pipe pile with a smaller diameter, at present, the inner pipe and the outer pipe are spirally wound and welded at the same time, the winding is suspended at the preset position of the reinforced steel plate, and the winding and welding are carried out after the reinforced steel plate is welded in place.
Disclosure of Invention
The invention aims to provide a special welding device for a combined steel pipe pile for a high-pile wharf, which can be used for efficiently welding and producing the combined steel pipe pile.
A special welding device for a combined steel pipe pile for a high-pile wharf comprises a steel pipe inner pipe and a steel pipe outer pipe which surrounds and is fixed on the outer side of the steel pipe inner pipe and is coaxial with the steel pipe inner pipe, a plurality of reinforcing steel plates are fixedly connected between the outer side wall of the steel pipe inner pipe and the inner side wall of the steel pipe outer pipe, the special welding device comprises a crawling support mechanism, a welding mechanism, a storage mechanism, a feeding mechanism and an exhaust mechanism, and the special welding device is located between the outer side wall of the steel pipe inner pipe and the inner side wall of the steel pipe outer pipe and is used for welding the reinforcing steel plates when working;
the crawling support mechanism comprises a main support cylinder, an annular front end support plate is fixedly arranged at the front end of the main support cylinder, and an annular rear end support plate is fixedly arranged at the rear end of the main support cylinder;
the front end of the front end supporting plate and the rear end of the rear end supporting plate are fixedly provided with a plurality of crawling supports with mirror symmetry structures, each crawling support comprises a crawling supporting plate, one side of each crawling supporting plate, close to the outer side wall of the inner pipe of the steel pipe, and the other side of each crawling supporting plate, close to the inner side wall of the outer pipe of the steel pipe, are connected with a walking roller, and the walking rollers are driven by a first motor;
a crawling support plate in the crawling support at the front end of the front end support plate is fixedly connected with the front end of the front end support plate, and a crawling support plate in the crawling support at the rear end of the rear end support plate is fixedly connected with the rear end of the rear end support plate;
the welding mechanism comprises a welding machine head, the welding machine head is connected to a crawling support plate at the rear end of a rear end support plate, a first telescopic cylinder is fixedly arranged on the crawling support plate, the first telescopic cylinder extends along the axis direction of the inner pipe of the steel pipe, and a first telescopic rod is matched with the first telescopic cylinder in a sliding mode;
a first direction restraining rod is fixedly connected to the first telescopic rod and extends axially along the first telescopic rod, a first restraining block is fixedly arranged on the crawling support plate, a first restraining hole is formed in the first restraining block, and the first direction restraining rod is in sliding fit with the first restraining hole;
one end of the first telescopic rod is fixedly connected with a rotating disc, one end of the rotating disc, which is far away from the first telescopic rod, is provided with a sliding rail mechanism, and the welding machine head is fixedly connected to the sliding rail mechanism;
the material storage mechanism comprises a material storage shell which is connected to the outer side of the main supporting cylinder in a rotating fit mode, the material storage shell is an annular columnar shell, a driven gear ring is fixedly connected to the material storage shell, a second motor is fixedly arranged on the front end supporting plate, a second driving gear is fixedly arranged on an output shaft of the second motor, and the second driving gear is meshed with the driven gear ring;
the outer side surface of the storage shell is provided with a plurality of steel plate placing grooves, the rear end of the storage shell is provided with a plurality of steel plate pushing open grooves communicated with the steel plate placing grooves, and steel plate fixing strips are fixed on the inner side walls of the steel plate placing grooves;
the rear end supporting plate is provided with a steel plate pushing matching groove;
the feeding mechanism comprises a second telescopic cylinder fixed on a crawling support plate at the rear end of the rear end support plate, the second telescopic cylinder extends along the axis direction of the steel pipe inner pipe, a second telescopic rod is in sliding fit in the second telescopic cylinder, the second telescopic cylinder is fixed on one side, close to each other, of the crawling support plates in each pair of crawling supports, and the second telescopic rod is used for carrying out accurate position measurement by a displacement sensor when moving in the second telescopic cylinder;
one end of the second telescopic rod is fixedly provided with a first supporting block, a second direction restraining rod is fixedly arranged on the first supporting block, the second direction restraining rod extends along the axis direction of the second telescopic rod, a second restraining block is fixedly arranged on the outer side of the second telescopic cylinder, a through second restraining hole is formed in the second restraining block, and the second direction restraining rod is in sliding fit in the second restraining hole;
linear motor tracks are fixed at two ends of the first supporting block, close to the outer side wall of the steel pipe inner pipe and the inner side wall of the steel pipe outer pipe, the extension direction of each linear motor track is axially consistent with that of the second telescopic cylinder, linear motor sliding blocks are connected onto the linear motor tracks in a sliding fit mode, a plurality of telescopic chucks driven by electric control telescopic rods are fixed onto the linear motor sliding blocks, and the linear motor sliding blocks are accurately positioned in relative position relation by displacement sensors when moving on the linear motor tracks;
each group of crawling support plates are fixed with a positioning telescopic rod on one side close to each other, and each crawling support plate is at least provided with three positioning telescopic rods;
a pushing driving cylinder is fixedly arranged on the front end supporting plate, a third telescopic rod is matched in the pushing driving cylinder in a sliding mode, a first telescopic rod through hole is formed in the position, located on the pushing driving cylinder, of the front end supporting plate, and a second telescopic rod through hole communicated with the steel plate placing groove is formed in one side face, close to the pushing driving cylinder, of the storage shell;
the exhaust mechanism is arranged on one side of the crawling support mechanism, which is far away from the welding mechanism, and is used for collecting and treating smoke generated during welding.
Preferably, the rotating disc comprises a fixed disc and a rotating matching disc connected to the outer side of the fixed disc in a rotating matching mode, the rotating matching disc rotates along the circumferential direction of the first telescopic cylinder, the rotating matching disc rotates on the fixed disc under the control of a servo motor, and the angular position relation between the rotating matching disc and the fixed disc is measured in a positioning mode through the coding disc.
Description of the drawings: the rotating disc is used for controlling the angle of the tail end of the welding head during welding.
Preferably, the sliding rail mechanism comprises a fixed rail fixed on the end face of the rotating matching disk and a driving sliding block connected to the fixed rail in a sliding matching manner, the fixed rail extends along the radial direction of the rotating matching disk, the driving sliding block is driven by a linear motor to slide on the fixed rail, and the position of the driving sliding block on the fixed rail is accurately measured by a displacement sensor;
the welding head is fixedly connected with the driving slide block.
Description of the drawings: the slide rail mechanism is used for controlling the distance between the tail end of the welding head and the outer side wall of the steel pipe inner pipe and the inner side wall of the steel pipe outer pipe during welding.
Preferably, the steel plate placing groove has an inclined included angle relative to the radial direction of the material storage shell, and the inclined included angle is 30-60 degrees.
Description of the drawings: because of the limitation in space, the steel sheet standing groove radially has the slope contained angle for storage casing, can avoid taking place the card between the reinforcement steel sheet of depositing in the steel sheet standing groove and the steel pipe outer tube inside wall to pause.
Preferably, the steel plate fixing strip is made of soft rubber materials.
Description of the drawings: utilize the steel sheet fixed strip and the steel sheet standing groove in the frictional force between the reinforcement steel sheet of depositing for the reinforcement steel sheet can be more reliable place in the steel sheet standing groove.
Preferably, one of the crawling support plates in each pair of crawling supports is fixed with an inner side limiting and restraining plate, the other crawling support plate is fixed with an outer side limiting and restraining plate, the inner side limiting and restraining plate is arranged close to the outer side wall of the inner pipe of the steel pipe, and the outer side limiting and restraining plate is arranged close to the inner side wall of the outer pipe of the steel pipe;
and the limiting clamping strips which are arranged in an extending manner along the axis direction of the inner pipe of the steel pipe are fixed at one end of the inner limiting and constraining plate, which is close to the outer limiting and constraining plate.
Description of the drawings: the thickness of the inner side limiting and constraining plate and the outer side limiting and constraining plate can be used for limiting the welding seam distance between the reinforcing steel plate and the outer side wall of the steel pipe inner pipe and between the reinforcing steel plate and the inner side wall of the steel pipe outer pipe during welding, and meanwhile, the limiting clamping strips can restrain the reinforcing steel plate to be in a correct welding preparation posture.
Preferably, the exhaust mechanism comprises a smoke collecting shell fixedly connected to the front end support plate, and the smoke collecting shell is fixedly connected with the front end support plate through a plurality of fixed connecting spokes;
the casing is collected to the flue gas is annular cavity casing, and the one side that the casing was kept away from to the flue gas has the inside exhaust interface that is linked together of casing with the flue gas collection, and the casing internal fixation is equipped with the air-blower to the flue gas collection, and the output and the exhaust interface that gathers of air-blower are linked together through the pipeline.
Description of the drawings: the exhaust mechanism can timely treat and discharge the smoke generated by welding, and the smoke generated by welding is prevented from diffusing everywhere to cause adverse effects on the working environment of workers.
Preferably, a plurality of annular chamber partition plates are fixed in the flue gas collecting shell, one side of the flue gas collecting shell, which is close to the front end support plate, is provided with a plurality of flue gas through holes communicated with the interior of the flue gas collecting shell, the interior of the flue gas collecting shell is divided into a plurality of independent flue gas treatment cavities by the chamber partition plates, and a plurality of flue gas filter blocks are arranged in the flue gas treatment cavities;
the chamber partition plate is provided with a plurality of flue gas communication holes for communicating the adjacent flue gas treatment cavities.
Preferably, the blower is secured within the flue gas treatment chamber adjacent the exhaust gas collection interface.
Compared with the prior art, the invention has the beneficial effects that: the steel pipe pile has reasonable structural design and convenient operation, the steel pipe pile adopts a double-layer structure, and a plurality of steel plates are fixedly welded between the inner layer and the outer layer so as to further improve the overall strength of the steel pipe pile.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is a schematic structural view of a composite steel pipe pile according to the present invention;
FIG. 5 is a cross-sectional view A-A of FIG. 1;
FIG. 6 is a partial view C of FIG. 5;
FIG. 7 is a cross-sectional view B-B of FIG. 3;
fig. 8 is a left side view of fig. 5.
In the drawing, 11-steel pipe inner pipe, 12-steel pipe outer pipe, 13-reinforced steel plate, 30-crawling support mechanism, 31-main support cylinder, 311-front end support plate, 3111-first telescopic rod through hole, 312-rear end support plate, 3121-steel plate push-out matching groove, 32-crawling support, 321-crawling support plate, 322-walking roller, 323-first motor, 40-welding mechanism, 41-welding head, 42-first telescopic cylinder, 421-first telescopic rod, 422-first direction constraint rod, 423-first constraint block, 4231-first constraint hole, 43-rotating disk 431, 432-rotating matching disk, 44-sliding rail mechanism, 441-fixed rail, 442-driving slide block, 50-storage mechanism, 51-material storage shell, 510-driven gear ring, 5110-steel plate fixing strip, 511-steel plate placing groove, 512-steel plate pushing slot, 513-second telescopic rod through hole, 52-second motor, 521-second driving gear, 60-feeding mechanism, 61-second telescopic cylinder, 611-second telescopic rod, 612-first supporting block, 613-second direction restraining rod, 614-second restraining block, 6141-second restraining hole, 62-linear motor rail, 621-linear motor sliding block, 63-telescopic chuck, 64-pushing driving cylinder, 641-third telescopic rod, 65-positioning telescopic rod, 651-inner side limiting restraining plate, 652-outer side limiting restraining plate, 653-limiting clamping strip, 70-exhaust mechanism, 700-fixed connecting spoke, 71-flue gas collection shell, 710-flue gas through hole, 711-chamber partition plate, 712-flue gas treatment cavity, 713-exhaust collecting interface, 7110-flue gas communication hole, 72-flue gas filter block and 73-blower.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Example 1:
a special welding device for a combined steel pipe pile for a high-pile wharf comprises a steel pipe inner pipe 11 and a steel pipe outer pipe 12 which is fixed on the outer side of the steel pipe inner pipe 11 in a surrounding mode and coaxial with the steel pipe inner pipe 11, wherein a plurality of reinforcing steel plates 13 are fixedly connected between the outer side wall of the steel pipe inner pipe 11 and the inner side wall of the steel pipe outer pipe 12, the special welding device comprises a crawling supporting mechanism 30, a welding mechanism 40, a storage mechanism 50, a feeding mechanism 60 and an exhaust mechanism 70, and the special welding device is located between the outer side wall of the steel pipe inner pipe 11 and the inner side wall of the steel pipe outer pipe 12 during working and is used for welding the reinforcing steel plates 13;
as shown in fig. 3, the crawling support mechanism 30 includes a main support cylinder 31, an annular front support plate 311 is fixedly arranged at the front end of the main support cylinder 31, and an annular rear support plate 312 is fixedly arranged at the rear end of the main support cylinder 31;
the front end of the front end supporting plate 311 and the rear end of the rear end supporting plate 312 are both fixedly provided with a plurality of pairs of crawling supports 32 with mirror symmetry structures, each crawling support 32 comprises a crawling supporting plate 321, one side of each crawling supporting plate 321 close to the outer side wall of the steel pipe inner pipe 11 and the other side of each crawling supporting plate 321 close to the inner side wall of the steel pipe outer pipe 12 are both connected with a walking roller 322, and each walking roller 322 is driven by a first motor 323;
the crawling support plate 321 in the crawling support 32 at the front end of the front end support plate 311 is fixedly connected with the front end of the front end support plate 311, and the crawling support plate 321 in the crawling support 32 at the rear end of the rear end support plate 312 is fixedly connected with the rear end of the rear end support plate 312;
as shown in fig. 5, the welding mechanism 40 includes a welding head 41, the welding head 41 is connected to a crawling support plate 321 at the rear end of the rear end support plate 312, a first telescopic cylinder 42 is fixedly disposed on the crawling support plate 321, the first telescopic cylinder 42 extends along the axial direction of the steel pipe inner pipe 11, and a first telescopic rod 421 is slidably fitted in the first telescopic cylinder 42;
a first direction restraining rod 422 is fixedly connected to the first telescopic rod 421, the first direction restraining rod 422 extends axially along the first telescopic rod 421, a first restraining block 423 is fixedly arranged on the crawling support plate 321, a first restraining hole 4231 is formed in the first restraining block 423, and the first direction restraining rod 422 is in sliding fit in the first restraining hole 4231;
one end of the first telescopic rod 421 is fixedly connected with a rotating disc 43, one end of the rotating disc 43, which is far away from the first telescopic rod 421, is provided with a sliding rail mechanism 44, and the welding head 41 is fixedly connected to the sliding rail mechanism 44;
as shown in fig. 6, the rotating disc 43 includes a fixed disc 431 and a rotating matching disc 432 connected outside the fixed disc 431 in a rotating matching manner, the rotating matching disc 432 rotates along the circumferential direction of the first telescopic cylinder 42, the rotating matching disc 432 is driven and controlled by a servo motor to rotate on the fixed disc 431, and the angular position relation between the rotating matching disc 432 and the fixed disc 431 is measured and positioned by an encoding disc.
As shown in fig. 6, the slide rail mechanism 44 includes a fixed rail 441 fixed to an end surface of the rotation-fitting disk 432, and a driving slider 442 slidably fitted and attached to the fixed rail 441, the fixed rail 441 is disposed to extend in a radial direction of the rotation-fitting disk 432, the driving slider 442 is driven by a linear motor to slide on the fixed rail 441, and a position of the driving slider 442 on the fixed rail 441 is accurately measured by a displacement sensor;
the welding head 41 is fixedly connected to the driving slider 442.
As shown in fig. 2, the storing mechanism 50 includes a storing housing 51 connected to the outer side of the main supporting cylinder 31 in a rotationally fitting manner, the storing housing 51 is an annular cylindrical housing, a driven gear ring 510 is fixedly connected to the storing housing 51, a second motor 52 is fixedly arranged on the front end supporting plate 311, a second driving gear 521 is fixedly arranged on an output shaft of the second motor 52, and the second driving gear 521 is in meshed connection with the driven gear ring 510;
the outer side surface of the storage shell 51 is provided with a plurality of steel plate placing grooves 511, the rear end of the storage shell 51 is provided with a plurality of steel plate pushing grooves 512 communicated with the steel plate placing grooves 511, steel plate fixing strips 5110 are fixed on the inner side walls of the steel plate placing grooves 511, and the steel plate fixing strips 5110 are made of soft rubber materials;
the steel plate placement groove 511 has an inclination angle of 30 ° with respect to the radial direction of the magazine case 51.
The rear end support plate 312 is provided with a steel plate push-fit groove 3121;
as shown in fig. 1 and 2, the feeding mechanism 60 includes a second telescopic cylinder 61 fixed on a crawling support plate 321 at the rear end of the rear end support plate 312, the second telescopic cylinder 61 is arranged to extend along the axial direction of the steel pipe inner pipe 11, a second telescopic rod 611 is slidably fitted in the second telescopic cylinder 61, the second telescopic cylinder 61 is fixed at one side of each pair of crawling supports 32 where the crawling support plates 321 approach each other, and the second telescopic rod 611 is used for performing accurate position measurement by a displacement sensor when moving in the second telescopic cylinder 61;
one end of the second telescopic rod 611 is fixedly provided with a first supporting block 612, the first supporting block 612 is fixedly provided with a second direction restraining rod 613, the second direction restraining rod 613 extends along the axial direction of the second telescopic rod 611, the outer side of the second telescopic cylinder 61 is fixedly provided with a second restraining block 614, the second restraining block 614 is provided with a second restraining hole 6141 which penetrates through, and the second direction restraining rod 613 is in sliding fit in the second restraining hole 6141;
linear motor rails 62 are fixed at two ends of the first supporting block 612, which are close to the outer side wall of the steel pipe inner pipe 11 and the inner side wall of the steel pipe outer pipe 12, the extending direction of the linear motor rails 62 is axially consistent with that of the second telescopic cylinder 61, a linear motor slide block 621 is connected to the linear motor rails 62 in a sliding fit manner, a plurality of telescopic chucks 63 driven by electric control telescopic rods are fixed on the linear motor slide block 621, and the relative position relation of the linear motor slide block 621 is accurately positioned by a displacement sensor when the linear motor slide block 621 moves on the linear motor rails 62;
each group of crawling support plates 321 is fixed with a positioning telescopic rod 65 on one side close to each other, and each crawling support plate 321 is provided with at least three positioning telescopic rods 65;
as shown in fig. 1, one of the crawling support plates 321 in each pair of crawling support 32 is fixed with an inner limiting and constraining plate 651, the other crawling support plate 321 is fixed with an outer limiting and constraining plate 652, the inner limiting and constraining plate 651 is arranged close to the outer side wall of the steel tube inner tube 11, and the outer limiting and constraining plate 652 is arranged close to the inner side wall of the steel tube outer tube 12;
and a limiting clamping strip 653 which extends along the axial direction of the steel pipe inner pipe 11 is fixed at one end of the inner limiting and restraining plate 651, which is close to the outer limiting and restraining plate 652.
As shown in fig. 2, a push-out driving cylinder 64 is fixedly arranged on the front end supporting plate 311, a third telescopic rod 641 is slidably fitted in the push-out driving cylinder 64, a first telescopic rod through hole 3111 is arranged at the position of the push-out driving cylinder 64 on the front end supporting plate 311, and a second telescopic rod through hole 513 communicated with the steel plate placing groove 511 is arranged on one side surface of the storage shell 51 close to the push-out driving cylinder 64;
as shown in fig. 3, the exhaust mechanism 70 is installed on one side of the crawling support mechanism 30 away from the welding mechanism 40 for collecting and processing the flue gas generated during welding, the exhaust mechanism 70 includes a flue gas collecting housing 71 fixedly connected to the front end support plate 311, and the flue gas collecting housing 71 is fixedly connected to the front end support plate 311 through a plurality of fixed connecting spokes 700;
the flue gas collecting shell 71 is an annular hollow shell, one side of the flue gas collecting shell 71, which is far away from the front end supporting plate 311, is provided with an exhaust collecting interface 713 communicated with the interior of the flue gas collecting shell 71, a blower 73 is fixedly arranged in the flue gas collecting shell 71, and the output end of the blower 73 is communicated with the exhaust collecting interface 713 through a pipeline.
A plurality of annular chamber partition plates 711 are fixed in the flue gas collection shell 71, one side of the flue gas collection shell 71, which is close to the front end support plate 311, is provided with a plurality of flue gas through holes 710 communicated with the interior of the flue gas collection shell 71, the interior of the flue gas collection shell 71 is divided into a plurality of independent flue gas treatment cavities 712 by the chamber partition plates 711, and a plurality of flue gas filter blocks 72 are arranged in the flue gas treatment cavities 712;
the chamber partition plate 711 has a plurality of flue gas communication holes 7110 for communicating the adjacent flue gas treatment chambers 712.
As shown in fig. 3, the blower 73 is secured within the flue gas processing chamber 712 adjacent the exhaust collection port 713.
Example 2:
the difference from embodiment 1 is that the steel plate placement groove 511 has an inclined angle of 45 ° with respect to the radial direction of the magazine case 51.
Example 3:
the difference from embodiment 1 is that the steel plate placement groove 511 has an inclined angle of 60 ° with respect to the radial direction of the magazine case 51.
The welding process of the special welding device is controlled by an automatic program in the prior art, such as the invention patent with the publication number of CN111843133A, and an automatic welding mechanical arm used in the prior production line is referred;
the working process of the special welding device in practical application is as follows:
before working, firstly, the reinforced steel plate 13 to be welded is placed in the steel plate placing groove 511, then the whole device is sent into a space between the outer side wall of the steel pipe inner pipe 11 and the inner side wall of the steel pipe outer pipe 12, the first motor 323 for driving the walking rollers 322 is a servo motor, the multiple walking rollers 322 drive the whole device to move to a specified position, the third telescopic rod 641 in the pushing and driving cylinder 64 is pushed out to extend out, the third telescopic rod 641 sequentially passes through the first telescopic rod through hole 3111 and the second telescopic rod through hole 513, then the third telescopic rod 641 pushes out the reinforced steel plate 13 placed in one steel plate placing groove 511, the reinforced steel plate 13 enters the position between the inner side limit and constraint plate 651 and the outer side limit and constraint plate 652 through the steel plate pushing and slotting 512, the telescopic rods in the swinging telescopic rod 65 stretch to centralize the reinforced steel plate 13, and then the reinforced steel plate 13 is placed in a correct welding posture and position through the feeding mechanism 60, namely, the plane of the reinforcing steel plate 13 is positioned on the radial plane of the steel pipe outer pipe 12;
on the feeding mechanism 60, the linear motor sliding blocks 621 positioned at two sides of the reinforced steel plate 13 move to two sides of the reinforced steel plate 13, so that the telescopic chucks 63 can clamp the reinforced steel plate 13, then the reinforced steel plate 13 is pushed to a welding position together through the movement of the linear motor sliding blocks 621 and the telescopic movement of the second telescopic rod 611 in the second telescopic cylinder 61, the second telescopic rod 611 is subjected to accurate position measurement by a displacement sensor when moving in the second telescopic cylinder 61, and the relative position relationship of the linear motor sliding blocks 621 is accurately positioned by the displacement sensor when moving on the linear motor rail 62, so that the position of the reinforced steel plate 13 can be determined;
the telescopic movement of the first telescopic rod 421 in the first telescopic cylinder 42, the rotation of the rotating matching disk 432 relative to the fixed disk 431, and the movement of the driving slider 442 relative to the fixed track 441 by means of the telescopic cylinder driving can enable the welding gun head on the welding head 41 to move freely in space and to be at a proper welding angle, wherein the rotating matching disk 432 and the fixed disk 431 rotate relatively so that the welding head can rotate in a radial plane of the pipe body to be welded, the driving slider 442 driven by the linear motor moves relative to the fixed track 441 so that the welding head can be in contact with and welded to the seam between the reinforcing steel plate 13 and the pipe body, as shown in fig. 6, a servo motor is arranged on the fixed disk 431, the rotating matching disk 432 is rotated by the servo motor so that the welding head 41 drives the welding gun thereon to be indexed, and the angular position relationship between the rotating matching disk 432 and the fixed disk 431 is measured by the encoding disk, the position of the driving slider 442 on the fixed rail 441 is accurately measured by a displacement sensor, so that positioning can be performed, a welding head on the welding head 41 is positioned at a welding seam position for accurate welding, and the welding head 41 respectively welds and fixes the reinforcing steel plate 13 to the outer side wall of the steel pipe inner pipe 11 and the inner side wall of the steel pipe outer pipe 12;
exhaust mechanism 70 can carry out primary filtration with the flue gas that the welding produced to convenient the flue gas that the welding produced is concentrated and is collected, avoid the flue gas that the welding produced to spread everywhere, under the conveying effect of air-blower 73, the air in flue gas collection casing 71 is constantly discharged from exhaust collection interface 713, atmospheric pressure reduces after the air discharge in flue gas collection casing 71, the air that is close to welding aircraft nose 41 one side outside flue gas collection casing 71 enters into flue gas collection casing 71 through flue gas through-hole 710, and also bring the flue gas that the welding produced into flue gas collection casing 71, the flue gas that the welding produced finally discharges from exhaust collection interface 713 after flue gas filter block 72 filters.
Claims (10)
1. The special welding device for the combined steel pipe pile for the high-pile wharf is characterized by comprising a steel pipe inner pipe (11) and a steel pipe outer pipe (12) which is fixed on the outer side of the steel pipe inner pipe (11) in a surrounding mode and coaxial with the steel pipe inner pipe (11), a plurality of reinforcing steel plates (13) are fixedly connected between the outer side wall of the steel pipe inner pipe (11) and the inner side wall of the steel pipe outer pipe (12), the special welding device comprises a crawling supporting mechanism (30), a welding mechanism (40), a storage mechanism (50), a feeding mechanism (60) and an exhaust mechanism (70), and the special welding device is located between the outer side wall of the steel pipe inner pipe (11) and the inner side wall of the steel pipe outer pipe (12) and used for welding the reinforcing steel plates (13) when in work;
the crawling support mechanism (30) comprises a main support cylinder (31), an annular front end support plate (311) is fixedly arranged at the front end of the main support cylinder (31), and an annular rear end support plate (312) is fixedly arranged at the rear end of the main support cylinder (31);
the front end of the front end supporting plate (311) and the rear end of the rear end supporting plate (312) are fixedly provided with a plurality of pairs of crawling supports (32) with mirror symmetry structures, each crawling support (32) comprises a crawling supporting plate (321), one side, close to the outer side wall of the steel pipe inner pipe (11), of each crawling supporting plate (321) and the other side, close to the inner side wall of the steel pipe outer pipe (12), of each crawling supporting plate are connected with walking rollers (322), and the walking rollers (322) are driven by a first motor (323);
the crawling support plate (321) in the crawling support (32) at the front end of the front end support plate (311) is fixedly connected with the front end of the front end support plate (311), and the crawling support plate (321) in the crawling support (32) at the rear end of the rear end support plate (312) is fixedly connected with the rear end of the rear end support plate (312);
the welding mechanism (40) comprises a welding head (41), the welding head (41) is connected to the crawling support plate (321) at the rear end of the rear end support plate (312), a first telescopic cylinder (42) is fixedly arranged on the crawling support plate (321), the first telescopic cylinder (42) extends along the axis direction of the steel pipe inner pipe (11), and a first telescopic rod (421) is in sliding fit with the first telescopic cylinder (42);
first telescopic link (421) one end fixedly connected with rotary disk (43), rotary disk (43) keep away from the one end of first telescopic link (421) is equipped with slide rail mechanism (44), welding head (41) fixed connection be in on the slide rail mechanism (44).
2. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 1, wherein the special welding device comprises: a first direction restraining rod (422) is fixedly connected to the first telescopic rod (421), the first direction restraining rod (422) axially extends along the first telescopic rod (421), a first restraining block (423) is fixedly arranged on the crawling support plate (321), a first restraining hole (4231) is formed in the first restraining block (423), and the first direction restraining rod (422) is in sliding fit in the first restraining hole (4231);
the material storing mechanism (50) comprises a material storing shell (51) which is connected to the outer side of the main supporting cylinder (31) in a rotating fit mode, the material storing shell (51) is an annular cylindrical shell, a driven gear ring (510) is fixedly connected to the material storing shell (51), a second motor (52) is fixedly arranged on the front end supporting plate (311), a second driving gear (521) is fixedly arranged on an output shaft of the second motor (52), and the second driving gear (521) is meshed with the driven gear ring (510);
the outer side surface of the storage shell (51) is provided with a plurality of steel plate placing grooves (511), the rear end of the storage shell (51) is provided with a plurality of steel plate pushing grooves (512) communicated with the steel plate placing grooves (511), and steel plate fixing strips (5110) are fixed on the inner side walls of the steel plate placing grooves (511);
the rear end support plate (312) is provided with a steel plate push-out matching groove (3121);
the feeding mechanism (60) comprises a second telescopic cylinder (61) fixed on the crawling support plate (321) at the rear end of the rear end support plate (312), the second telescopic cylinder (61) extends along the axis direction of the steel pipe inner pipe (11), a second telescopic rod (611) is in sliding fit with the second telescopic cylinder (61), the second telescopic cylinder (61) is fixed on one side, close to each other, of the crawling support plates (321) in each pair of crawling brackets (32), and the second telescopic rod (611) is used for performing accurate position measurement by a displacement sensor when moving in the second telescopic cylinder (61);
a first supporting block (612) is fixedly arranged at one end of the second telescopic rod (611), a second direction restraining rod (613) is fixedly arranged on the first supporting block (612), the second direction restraining rod (613) extends along the axial direction of the second telescopic rod (611), a second restraining block (614) is fixedly arranged on the outer side of the second telescopic cylinder (61), a through second restraining hole (6141) is formed in the second restraining block (614), and the second direction restraining rod (613) is in sliding fit in the second restraining hole (6141);
linear motor rails (62) are fixed at two ends of the first supporting block (612), which are close to the outer side wall of the steel pipe inner pipe (11) and the inner side wall of the steel pipe outer pipe (12), the extending direction of the linear motor rails (62) is axially consistent with that of the second telescopic cylinder (61), linear motor sliding blocks (621) are connected onto the linear motor rails (62) in a sliding fit manner, a plurality of telescopic chucks (63) driven by electric control telescopic rods are fixed onto the linear motor sliding blocks (621), and the linear motor sliding blocks (621) are accurately positioned in relative position relation by a displacement sensor when moving on the linear motor rails (62);
each group of crawling support plates (321) is fixed with a positioning telescopic rod (65) on one side close to each other, and each crawling support plate (321) is provided with at least three positioning telescopic rods (65);
a push-out driving cylinder (64) is fixedly arranged on the front end supporting plate (311), a third telescopic rod (641) is matched in the push-out driving cylinder (64) in a sliding mode, a first telescopic rod through hole (3111) is formed in the position, located on the push-out driving cylinder (64), of the front end supporting plate (311), and a second telescopic rod through hole (513) communicated with the steel plate placing groove (511) is formed in one side face, close to the push-out driving cylinder (64), of the storage shell (51);
the exhaust mechanism (70) is installed on one side, away from the welding mechanism (40), of the crawling support mechanism (30) and used for collecting and treating smoke generated during welding.
3. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 1, which is characterized in that: the rotating disc (43) comprises a fixed disc (431) and a rotating matching disc (432) connected to the outer side of the fixed disc (431) in a rotating matching mode, the rotating matching disc (432) rotates along the circumferential direction of the first telescopic cylinder (42), the rotating of the rotating matching disc (432) on the fixed disc (431) is controlled and driven by a servo motor, and the angular position relation between the rotating matching disc (432) and the fixed disc (431) is measured in a positioning mode through an encoding disc.
4. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 3, wherein the special welding device comprises: the slide rail mechanism (44) comprises a fixed rail (441) fixed on the end face of the rotating matching disk (432) and a driving slide block (442) connected on the fixed rail (441) in a sliding matching manner, the fixed rail (441) extends along the radial direction of the rotating matching disk (432), the driving slide block (442) is driven by a linear motor to slide on the fixed rail (441), and the position of the driving slide block (442) on the fixed rail (441) is accurately measured by a displacement sensor;
the welding head (41) is fixedly connected with the driving sliding block (442).
5. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 2, wherein the special welding device comprises: the steel plate placing groove (511) is provided with an inclined included angle relative to the radial direction of the storage shell (51), and the inclined included angle is 30-60 degrees.
6. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 2, wherein the special welding device comprises: the steel plate fixing strip (5110) is made of soft rubber materials.
7. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 1, wherein the special welding device comprises: one crawling support plate (321) in each pair of crawling supports (32) is fixed with an inner side limiting and restraining plate (651), the other crawling support plate (321) is fixed with an outer side limiting and restraining plate (652), the inner side limiting and restraining plate (651) is arranged close to the outer side wall of the steel pipe inner pipe (11), and the outer side limiting and restraining plate (652) is arranged close to the inner side wall of the steel pipe outer pipe (12);
and one end of the inner side limiting and restraining plate (651) and one end of the outer side limiting and restraining plate (652) which are close to each other are respectively fixed with a limiting clamping strip (653) which extends along the axial direction of the steel pipe inner pipe (11).
8. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 2, wherein the special welding device comprises: the exhaust mechanism (70) comprises a smoke collection shell (71) fixedly connected to the front end support plate (311), and the smoke collection shell (71) is fixedly connected with the front end support plate (311) through a plurality of fixed connecting spokes (700);
the casing (71) is collected to the flue gas is annular cavity casing, flue gas is collected casing (71) and is kept away from one side of front end backup pad (311) has the exhaust that is linked together interface (713) with casing (71) inside is collected to the flue gas, casing (71) internal fixation is collected to the flue gas is equipped with air-blower (73), the output of air-blower (73) with exhaust is gathered interface (713) and is linked together through the pipeline.
9. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 8, wherein the special welding device comprises: a plurality of annular chamber partition plates (711) are fixed in the smoke collection shell (71), one side of the smoke collection shell (71), which is close to the front end support plate (311), is provided with a plurality of smoke through holes (710) communicated with the interior of the smoke collection shell (71), the chamber partition plates (711) divide the interior of the smoke collection shell (71) into a plurality of independent smoke treatment cavities (712), and a plurality of smoke filter blocks (72) are arranged in the smoke treatment cavities (712);
the chamber partition plate (711) is provided with a plurality of flue gas communication holes (7110) for communicating the adjacent flue gas treatment cavities (712).
10. The special welding device for the combined steel pipe pile for the high-pile wharf according to claim 9, wherein the special welding device comprises: the blower (73) is fixed within the flue gas treatment chamber (712) proximate the exhaust gas collection interface (713).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN202210894436.4A CN114952064B (en) | 2022-07-28 | 2022-07-28 | Special welding device for combined steel pipe pile for high-pile wharf |
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| CN114952064B CN114952064B (en) | 2022-10-11 |
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| CN114952064B (en) | 2022-10-11 |
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