CN220372573U - Simple steel pipe positioning device for manufacturing steel pipe arch truss - Google Patents
Simple steel pipe positioning device for manufacturing steel pipe arch truss Download PDFInfo
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- CN220372573U CN220372573U CN202321795936.9U CN202321795936U CN220372573U CN 220372573 U CN220372573 U CN 220372573U CN 202321795936 U CN202321795936 U CN 202321795936U CN 220372573 U CN220372573 U CN 220372573U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 106
- 239000010959 steel Substances 0.000 title claims abstract description 106
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 32
- 238000009434 installation Methods 0.000 claims description 29
- 238000005096 rolling process Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 14
- 238000003466 welding Methods 0.000 description 12
- 210000001503 joint Anatomy 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000003044 adaptive effect Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 239000005441 aurora Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a simple steel pipe positioning device, in particular discloses a simple steel pipe positioning device for manufacturing a steel pipe arch truss, and belongs to the technical field of design and manufacturing of steel structure bridge engineering structure building process equipment. The simple steel pipe positioning device for manufacturing the steel pipe arch truss can be used for directly and accurately preassembling the bracket at the corresponding position on the steel truss. The simple steel pipe positioning device comprises a position detection assembly, a supporting and fixing rod assembly and a simple adjusting mechanism, wherein the position detection assembly is arranged at the geometric center of the simple adjusting mechanism, and the simple adjusting mechanism is movably supported at the center of the end part of the steel pipe to be installed through the supporting and fixing rod assembly; the steel pipe and the parts which are arranged on the external arch rib and need to be butted are aligned by the position detection assembly.
Description
Technical Field
The utility model relates to a simple steel pipe positioning device, in particular to a simple steel pipe positioning device for manufacturing a steel pipe arch truss, and belongs to the technical field of design and manufacturing of steel structure bridge engineering structure building process equipment.
Background
The steel structure has the characteristics of light dead weight, high assembly and construction speed and the like, and more large-scale venues and steel pipe arch bridge projects adopt pipe truss structures. In the manufacturing and installation of steel structure pipe trusses, the connection between each pipe truss is mostly connected by bracket. The mounting point and the angle of bracket are accurately controlled, the bracket and the connection pipe can be aligned, the butt joint seam is ensured to be aligned, the seam width meets the welding design requirement, and the welding quality and the stress condition of the supporting structure can be ensured. The positioning of the bracket is difficult due to the large distance between each pipe truss and the large angle of the connecting pipe.
The conventional mounting and positioning method of the bracket is to spot-weld the bracket and the connecting pipe together, then to hoist and position the bracket in a trial-installation state and firmly spot-weld the bracket to the corresponding position of the pipe truss, then to cut and discharge the connecting pipe, and to weld the bracket. The process method occupies long time of hoisting equipment, has influence on appearance quality of welding surfaces, increases procedures of assembly spot welding and cutting, has lower assembly efficiency, is unfavorable for saving electric energy, welding materials and cutting gas, and increases safety risks.
The existing pipe truss installation and positioning technology, namely the positioning method marked on the main rod piece is adopted in CN 103389081B of the positioning method of the intersecting opening space of the secondary rod of the pipe truss, is applicable to the condition that the secondary rod piece is directly connected without a bracket, and cannot be used for determining the installation angle of the connecting bracket of the overlong rod piece.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the simple steel pipe positioning device for manufacturing the steel pipe arch truss can be used for directly and accurately preassembling the bracket at the corresponding position on the steel truss.
The technical scheme adopted for solving the technical problems is as follows: the simple steel pipe positioning device comprises a position detection assembly, a supporting and fixing rod assembly and a simple adjusting mechanism, wherein the position detection assembly is arranged at the geometric center of the simple adjusting mechanism, and the simple adjusting mechanism is movably supported at the center of the end part of a steel pipe to be installed through the supporting and fixing rod assembly; the steel pipe and the parts which are arranged on the external arch rib and need to be butted are aligned by the position detection assembly.
Further, the position detection assembly comprises at least one set of laser detectors arranged at least at the geometric center of the simple adjustment mechanism.
The preferred mode of the scheme is that the supporting and fixing rod assembly comprises three groups of self-supporting and fixing rod groups, and each group of self-supporting and fixing rod groups uniformly distributed along the circumferential direction can reciprocate along the length direction and are movably connected with the simple adjusting mechanism; the free ends of the groups of self-supporting fixed rod groups which are adjusted to be in position are supported on the inner side walls of the ends of the steel pipes which need to be installed.
Further, each group of self-supporting support fixing rod group comprises a self-supporting support seat, a support connecting rod and a movable adjusting piece, wherein the movable adjusting piece is axially arranged on the support connecting rod, and the support connecting rod which is in position is adjusted through the movable adjusting piece under the cooperation of a simple adjusting mechanism, and is detachably and fixedly connected with the inner side wall of the end part of the steel pipe to be installed through the self-supporting support seat.
The preferred mode of above-mentioned scheme is, and self-supporting seat comprises a disc magnet, and the outside cladding at disc magnet has the protection steel casing, and the free end and the disc magnet fixed connection of support connecting rod.
Further, simple and easy adjustment mechanism includes mounting bracket and the simple and easy adjustment subassembly of self-adaptation, and the simple and easy adjustment subassembly of self-adaptation is arranged in the geometric center department in the mounting bracket, and the position detection subassembly is arranged on the simple and easy adjustment subassembly of self-adaptation, and the support connecting rod is through removing adjusting part and the simple adjustment subassembly of self-adaptation and follow the reciprocal mobile's of axial and arrange on simple and easy adjustment mechanism at the cooperation of mounting bracket.
The preferred mode of above-mentioned scheme is, and the mounting bracket is including installation shrouding and casing, is provided with the quantity and supports the hole that passes that the connecting rod quantity is equivalent on the lateral wall of casing, and the casing cover connects on the installation shrouding, and the simple and easy regulation subassembly of self-adaptation is arranged in the installation cavity that casing and installation shrouding constitute through the installation shrouding, and the position detection subassembly is arranged on the simple and easy regulation subassembly of self-adaptation wears out the one end of casing from the terminal surface, and the supporting connecting rod that the both ends stretched out and pass the hole is located the part swing joint of installation intracavity with the simple and easy regulation subassembly of self-adaptation through removing the regulating part.
Further, the simple and easy adjusting part of self-adaptation includes a set of antifriction bearing, an installation axle and a pair of adjusting gear at least, adjusting gear passes through the installation axle to be adorned on antifriction bearing's inner circle, antifriction bearing passes through the outer lane to be installed on the installation shrouding, remove the regulating part and be along a set of rack of axial arrangement on one side of support connecting rod, rack on each support connecting rod simultaneously mesh with the epaxial adjusting gear of installation respectively under the cooperation of casing, the position detection subassembly is arranged on the installation axle from the terminal surface wear out the one end of casing.
The preferable mode of above-mentioned scheme is, including a solid pole and two slotting bars in the three support connecting rods, the cross sectional area of two slotting bars is equal with the cross sectional area of solid pole, and the slotted hole that opens on two slotting bars becomes progressively bigger, and the three support connecting rods that arrange along circumference inserts the slotting bar that the slotted hole is relatively less according to solid pole, and the follow through hole of the slotting bar that the slotted hole is relatively big is inserted to the slotted hole that the slotted hole is relatively less passes the casing.
Furthermore, a rolling limit bearing is arranged at the top of the mounting shaft, and the top of the mounting shaft is supported on the end face of the shell through the rolling limit bearing.
The beneficial effects of the utility model are as follows: according to the technical scheme, the simple steel pipe positioning device comprises a position detection assembly, a support fixing rod assembly and a simple adjusting mechanism, wherein the position detection assembly is arranged at the geometric center of the simple adjusting mechanism, and then the simple adjusting mechanism is movably supported at the center of the end part of the steel pipe to be installed through the support fixing rod assembly; when the steel pipes are independently arranged to the external arch ribs which need to be butted, the two groups of steel pipes with the connection relationship are aligned by the position detection assembly. Therefore, the current situation that spot welding butt joint between the bracket steel pipes and the connecting piece is needed in the prior art, then installation is carried out under the pre-installation state of the arch rib, spot welding is carried out, finally, the bracket steel pipes are welded to the corresponding positions of the arch rib after the connecting piece is removed is changed, the position detection assemblies are directly installed in the two groups of bracket steel pipes which are needed to be in butt joint, and then alignment and contraposition are carried out through the position detection assemblies when the corresponding bracket steel pipes are installed to the corresponding positions of the arch rib, namely, the butt joint spot welding of the bracket steel pipes and the connecting piece is canceled, the subsequent dismantling work is omitted, the purpose that the bracket can be directly and accurately pre-installed to the corresponding positions on the steel truss is achieved, the assembly speed is improved, and the assembly quality can be effectively ensured.
Drawings
FIG. 1 is a schematic view of a simple steel pipe positioning device for manufacturing a steel pipe arch truss, which is arranged in a steel pipe;
FIG. 2 is a schematic three-dimensional structure of a simple steel pipe positioning device for manufacturing a steel pipe arch truss according to the present utility model;
FIG. 3 is a front view of FIG. 2;
FIG. 4 is a schematic view of a three-dimensional structure of a shell of a simple steel pipe positioning device removal position detection assembly for steel pipe arch truss fabrication according to the present utility model;
fig. 5 is a front view of fig. 4.
Marked in the figure as: position detection assembly 1, support dead lever subassembly 2, simple and easy adjustment mechanism 3, steel pipe 4, self-sustaining support dead lever group 5, self-sustaining supporting seat 6, support connecting rod 7, remove adjusting part 8, mounting bracket 9, self-adaptation simple and easy adjustment subassembly 10, installation shrouding 11, casing 12, pass hole 13, rolling support bearing 14, installation axle 15, adjusting gear 16, rolling limit bearing 17.
Detailed Description
The utility model provides a simple steel tube positioning device for manufacturing a steel tube arch truss, which can directly preassemble brackets to corresponding positions on the steel truss accurately, as shown in fig. 1, 2, 3, 4 and 5. The simple steel pipe positioning device comprises a position detection assembly 1, a supporting and fixing rod assembly 2 and a simple adjusting mechanism 3, wherein the position detection assembly 1 is arranged at the geometric center of the simple adjusting mechanism 3, and the simple adjusting mechanism 3 is movably supported at the center of the circle of the end part of the steel pipe to be installed through the supporting and fixing rod assembly 2; the steel pipe 4 and the parts which are arranged on the external arch rib and need to be butted are aligned and aligned through the position detection assembly 1. According to the technical scheme, the simple steel pipe positioning device comprises a position detection assembly, a support fixing rod assembly and a simple adjusting mechanism, wherein the position detection assembly is arranged at the geometric center of the simple adjusting mechanism, and then the simple adjusting mechanism is movably supported at the center of the end part of the steel pipe to be installed through the support fixing rod assembly; when the steel pipes are independently arranged to the external arch ribs which need to be butted, the two groups of steel pipes with the connection relationship are aligned by the position detection assembly. According to the welding fixture, the current situation that spot welding butt joint between bracket steel pipes and connecting pieces is needed in the prior art, then installation is carried out under the pre-installation state of arch ribs, spot welding is carried out, finally, after the connecting pieces are removed, the bracket steel pipes are welded to corresponding positions of the arch ribs is changed, position detection assemblies are directly installed in two groups of bracket steel pipes which need to be in butt joint, and then alignment and contraposition are carried out through the position detection assemblies when the corresponding bracket steel pipes are installed to the corresponding positions of the arch ribs, namely, the butt welding of the bracket steel pipes and the connecting pieces is canceled, the subsequent dismantling work is omitted, the purpose that the bracket can be directly and accurately pre-installed to the corresponding positions on a steel truss is achieved, the assembly speed is improved, and the assembly quality can be effectively guaranteed.
It should be noted that the steel pipe is a simplified call of bracket steel pipe, and the arch rib is one of the main components constituting the steel pipe arch truss.
Correspondingly, in order to simplify the structure of each part of the application, the device is convenient to manufacture, assemble, maintain and use subsequently, and the conventional finished product parts are selected as far as possible as standard parts, the position detection assembly 1 of the application at least comprises a group of laser detectors, and the group of laser detectors is at least arranged at the geometric center of the simple adjusting mechanism 3. The supporting and fixing rod assembly 2 comprises three groups of self-supporting and fixing rod groups 5, wherein each group of self-supporting and fixing rod groups 5 uniformly distributed along the circumferential direction can reciprocate along the length direction and are movably connected with the simple adjusting mechanism 3; the free ends of the respective set of self-supporting support fixing rod sets 5, which are adjusted in position, are supported on the inner side walls of the ends of the steel pipes to be installed. Preferably, each group of self-supporting fixed rod groups 5 comprises a self-supporting seat 6, a supporting connecting rod 7 and a movable adjusting piece 8, wherein the movable adjusting piece 8 is axially arranged on the supporting connecting rod 7, and the supporting connecting rod 7 which is in place is adjusted through the movable adjusting piece 8 under the cooperation of the simple adjusting mechanism 3 and is detachably and fixedly connected with the inner side wall of the end part of the steel pipe to be installed through the self-supporting seat 6. More specifically, the self-holding support seat 6 is composed of a disc-shaped magnet, a protective steel shell is coated on the outer side of the disc-shaped magnet, and the free end of the support connecting rod 7 is fixedly connected with the disc-shaped magnet.
Meanwhile, as another important component part of the application, the simple and easy adjusting mechanism 3 comprises a mounting frame 9 and an adaptive simple and easy adjusting component 10, the adaptive simple and easy adjusting component 10 is arranged at the geometric center in the mounting frame 9, the position detecting component 1 is arranged on the adaptive simple and easy adjusting component 10, and the support connecting rod 7 is arranged on the simple and easy adjusting mechanism 3 in a manner that the support connecting rod 8 and the adaptive simple and easy adjusting component 10 are matched at the mounting frame 9 along the axial direction in a reciprocating manner. Specifically, the mounting frame 9 comprises a mounting sealing plate 11 and a housing 12, the side wall of the housing 12 is provided with a plurality of through holes 13 corresponding to the supporting connecting rods 7, the housing 12 is covered on the mounting sealing plate 11, the self-adaptive simple adjusting assembly 10 is arranged in a mounting cavity formed by the housing 12 and the mounting sealing plate 11 through the mounting sealing plate 11, the position detecting assembly 1 is arranged at one end part of the self-adaptive simple adjusting assembly 10, which penetrates out of the housing 12 from the end surface, the supporting connecting rods 7 with the two ends extending out of the through holes 13 are movably connected with the part of the self-adaptive simple adjusting assembly 10, which is positioned in the mounting cavity, through the moving adjusting piece 8. More specifically, the self-adaptive simple adjusting assembly 10 at least comprises a set of rolling support bearings 14, a mounting shaft 15 and a pair of adjusting gears 16, the adjusting gears 16 are fixedly arranged on the inner rings of the rolling support bearings 14 through the mounting shaft 15, the rolling support bearings 14 are arranged on the mounting sealing plate 11 through the outer rings, the moving adjusting piece 8 is a set of racks axially arranged on one side face of the support connecting rod 7, the racks on each support connecting rod 7 are respectively meshed with the adjusting gears 16 on the mounting shaft 15 under the matching of the shell 12, and the position detecting assembly 1 is arranged on one end of the mounting shaft 15 penetrating out of the shell 12 from the end face.
Further, in order to ensure that each set of the self-supporting and fixing rod sets 5 is symmetrical as much as possible in terms of weight, the situation that inaccurate position detection occurs due to weight in use is avoided, the three supporting and fixing rods 7 of the present application comprise a solid rod and two slotted rods, the cross-sectional areas of the two slotted rods are equal to that of the solid rod, slotted holes formed in the two slotted rods become larger gradually, three supporting and fixing rods 7 arranged along the circumferential direction are inserted into the slotted rod with relatively smaller slotted holes according to the solid rod, and the slotted rod with relatively smaller slotted holes is inserted into the slotted rod with relatively larger slotted holes, and passes through the shell 12 from the passing hole 13. More specifically, a rolling limit bearing 17 is further disposed on the top of the mounting shaft 15, and the top of the mounting shaft 15 is supported on the end face of the housing 12 through the rolling limit bearing 17.
In summary, the application provides above-mentioned technical scheme and current traditional technical method compare, mainly carries out the accurate alignment of assembly point position through two-way aurora, adopts circular magnetism to inhale device, synchronous telescopic strut's mode simultaneously, and multiple technique ensures that device aurora and bracket are parallel and lie in bracket pipe center, and its installation is dismantled portably, easily uses, realizes the accurate positioning installation of connection bracket. The connecting pipe and the bracket are pre-spliced and welded and cut again when the bracket is installed in a workshop, so that the driving occupation is reduced, the man-hour occupation, the production mechanical appliance occupation and the auxiliary material consumption are reduced, the effects of improving the production efficiency and saving energy and reducing emission are achieved, a simple and reliable positioning method is provided for the bracket to be installed on site, and the installation quality of the pipe truss is ensured.
The technical scheme of the application is further described by the following specific examples:
in the manufacturing and construction process of the steel structure pipe trusses, most of the connection between each pipe truss adopts a connecting pipe to be in butt joint with the bracket. The bracket assembly is conventionally completed in a workshop generally, but for a large pipe truss, the overall dimension of the large pipe truss often reaches the transportation limit, and the large pipe truss cannot be transported after being installed, so that the bracket can only be assembled on site. The bracket is assembled and positioned in a workshop, the bracket and the connecting pipe are temporarily welded and segmented, the working procedure, the energy consumption and auxiliary materials are increased, the quality of the butt joint groove surface is also affected by segmentation, and the manufacturing safety is affected. The positioning accuracy of the bracket is more difficult to guarantee under the condition that the bracket is assembled on site without workshop assembly equipment. In order to solve the technical problem, a method for installing, positioning and connecting the pipe truss connecting bracket is developed.
The simple steel tube positioning device comprises round cake-shaped magnetic attraction supporting legs, and iron shells with the same shape are covered outside the round cake-shaped magnetic attraction supporting legs for protection; a strut with a rack; a fixing piece at the top end of the supporting rod; a cylindrical housing having a rectangular hole; two end sealing plates with a laser mounting base and a bearing mounting base; the gear roll shaft is matched with the support rod rack; and a matched bearing.
When the magnetic force type support rod is used, the pipe joint to be installed is placed horizontally, the support rod feet are retracted to a proper length, the topmost part of the steel pipe is magnetically attracted, the support rod is elongated along the self weight of the magnetic force type support rod, and the other two support legs are magnetically attracted to the inner wall of the steel pipe. This further ensures that the device is positioned on the vertical section of the steel pipe, ensuring that the laser line is parallel to the steel pipe.
Example 1
Hereinafter, the direction in which the support bar advances and retreats is referred to as the front and rear of the bar, and the side of the bar contacting the rotor, i.e., the self-adaptive simple adjusting means, is referred to as the right side of the bar, and the directions of the other two faces of the bar are referred to as the up and down direction of the bar.
1. The 3 support rods are combined with 1 rotor to form a combination of 3 support rods which are advanced and retracted in a common mode, so that the advancing and retracting lengths of the three support rods are kept consistent, and the distances from the center point of the device to all directions of the wall of the steel pipe are equal. From the definition of the circle, it can thus be determined that the device is located on a vertical section of the tube. The tooth distance between the upper part of the support rod and the rotor is 0.5-2 mm, the too small tooth distance can cause large forward and backward advancing resistance and slow speed of the support rod, and the too large tooth distance can cause the reduction of precision.
2. The feet of the supporting rod are round cake magnets, and iron shells are coated outside the magnets to prevent collision and damage, so that the supporting rod can be conveniently magnetically attracted on the wall of the steel pipe. The contact point of the discus-shaped magnet and the pipe wall is always 2 points on the pipe wall, and the 2 points are always positioned on the vertical section of the steel pipe, so that the device is further ensured to be positioned on the vertical section of the steel pipe. The size and specification of the 3 cake-shaped magnets are the same.
3. The support rod is vertically and fixedly connected with the round cake-shaped magnet shell surface, and the eccentric distance is equal to the distance from the support rod to the axle center.
4. The 3 supporting rods are staggered up and down symmetrically, so that the rotor is kept balanced up and down when in force transmission, and the eccentric force of up and down is avoided. The first supporting rod passes through the upper and lower centers of the second supporting rod, the second supporting rod passes through the upper and lower centers of the third supporting rod, a gap of 1-2mm is reserved between the first supporting rod and the third supporting rod, and friction influence is avoided between the first supporting rod and the second supporting rod. The cross-sectional areas of the 3 struts are equal, so that the weights of the 3 struts are the same. And one end of the second and third supporting rods is fixed with the magnet shell through an elliptical iron sheet with the thickness of 1-2mm, so that the distance between the second and third supporting rods is fixed.
5. The rotor is divided into a gear and a shaft, is a whole, and is provided with a thread in the middle hollow core for installing the double-head laser. The length of the gear is level with the third supporting rod or slightly exceeds 1-2mm. The diameter and the length of the shaft are matched with the inner diameter of the bearing and are fixedly connected with the inner ring of the bearing.
6. The bearing outer ring is fixed with the fixed cylinder. The bearings on the upper side and the lower side of the rotor are symmetrically arranged.
7. The side fixed cylinder is 1-2mm thick, has better rigidity, and the corresponding 3 branch positions are opened and are had the rectangular hole with branch cross-section size assorted, and the hole size has 3mm clearance more than branch. A small roll shaft with the diameter of 3mm is arranged on the upper side and the lower side of the opening, and the small roll shaft is used for clamping the supporting rod from the upper surface and the lower surface and the surface without the rack 3 without obstructing the advance and retreat of the supporting rod.
8. The center of the rotor is hollow, and the inner side of the rotor is provided with threads for installing the double-head laser. The whole rotor and the fixed cylinder are kept vertical to the supporting rods in space, so that the aurora is vertical to the plane determined by 3 supporting rods after the laser is installed.
Claims (10)
1. A simple and easy steel pipe positioner for steel pipe arch truss makes, its characterized in that: the simple steel pipe positioning device comprises a position detection assembly (1), a supporting and fixing rod assembly (2) and a simple adjusting mechanism (3), wherein the position detection assembly (1) is arranged at the geometric center of the simple adjusting mechanism (3), and the simple adjusting mechanism (3) is movably supported at the center of the end part of a steel pipe to be installed through the supporting and fixing rod assembly (2); the steel pipe (4) and the parts which are arranged on the external arch rib and need to be butted are aligned by the position detection assembly (1).
2. The simple steel pipe positioning device for manufacturing the steel pipe arch truss according to claim 1, wherein: the position detection assembly (1) comprises at least one set of laser detectors arranged at least in the geometrical centre of the simple adjustment mechanism (3).
3. The simple steel pipe positioning device for manufacturing the steel pipe arch truss according to claim 1 or 2, wherein: the supporting and fixing rod assembly (2) comprises three groups of self-supporting and fixing rod groups (5), and each group of self-supporting and fixing rod groups (5) uniformly distributed along the circumferential direction can reciprocate along the length direction and are movably connected with the simple adjusting mechanism (3); the free ends of the groups of self-supporting fixed rod groups (5) which are adjusted to be in position are supported on the inner side walls of the ends of the steel pipes which need to be installed.
4. A simple steel pipe positioning device for manufacturing a steel pipe arch truss according to claim 3, wherein: each group of self-supporting fixed rod groups (5) comprises a self-supporting seat (6), a supporting connecting rod (7) and a movable adjusting piece (8), wherein the movable adjusting piece (8) is axially arranged on the supporting connecting rod (7), and the supporting connecting rod (7) which is in place is adjusted under the cooperation of a simple adjusting mechanism (3) through the movable adjusting piece (8) and is detachably and fixedly connected with the inner side wall of the end part of a steel pipe to be installed through the self-supporting seat (6).
5. The simple steel pipe positioning device for manufacturing the steel pipe arch truss according to claim 4, wherein: the self-holding supporting seat (6) is composed of a disc-shaped magnet, a protective steel shell is coated on the outer side of the disc-shaped magnet, and the free end of the supporting connecting rod (7) is fixedly connected with the disc-shaped magnet.
6. The simple steel pipe positioning device for manufacturing the steel pipe arch truss according to claim 5, wherein: simple and easy adjustment mechanism (3) are including mounting bracket (9) and the simple and easy adjustment subassembly of self-adaptation (10), and the geometric center department in mounting bracket (9) is arranged in simple and easy adjustment subassembly of self-adaptation (10), and position detection subassembly (1) are arranged on simple and easy adjustment subassembly of self-adaptation (10), and support connecting rod (7) are through removing adjusting part (8) and simple and easy adjustment subassembly of self-adaptation (10) and follow the reciprocal mobile arrangement of axial on simple and easy adjustment mechanism (3) at the cooperation of mounting bracket (9).
7. The simple steel pipe positioning device for manufacturing the steel pipe arch truss according to claim 6, wherein: the mounting bracket (9) is provided with a plurality of through holes (13) corresponding to the supporting connecting rods (7) in number on the side wall of the housing (12) and comprises a mounting sealing plate (11) and a housing (12), the housing (12) is covered on the mounting sealing plate (11), the self-adaptive simple adjusting assembly (10) is arranged in a mounting cavity formed by the housing (12) and the mounting sealing plate (11) through the mounting sealing plate (11), the position detecting assembly (1) is arranged on one end part of the self-adaptive simple adjusting assembly (10) penetrating out of the housing (12) from the end surface, and the two ends of the supporting connecting rods (7) extending out of the holes (13) are movably connected with the self-adaptive simple adjusting assembly (10) in the mounting cavity through moving adjusting pieces (8).
8. The simple steel pipe positioning device for manufacturing the steel pipe arch truss according to claim 7, wherein: the self-adaptive simple adjusting assembly (10) at least comprises a set of rolling support bearing (14), an installation shaft (15) and a pair of adjusting gears (16), the adjusting gears (16) are fixedly arranged on the inner ring of the rolling support bearing (14) through the installation shaft (15), the rolling support bearing (14) is arranged on the installation sealing plate (11) through the outer ring, the moving adjusting piece (8) is a group of racks which are axially arranged on one side face of the support connecting rod (7), and the racks on the support connecting rods (7) are respectively meshed with the adjusting gears (16) on the installation shaft (15) under the matching of the shell (12) simultaneously, and the position detecting assembly (1) is arranged on one end of the installation shaft (15) penetrating out of the shell (12) from the end face.
9. The simple steel pipe positioning device for manufacturing the steel pipe arch truss of claim 8, wherein: the three support connecting rods (7) comprise a solid rod and two grooving rods, the cross-sectional areas of the two grooving rods are equal to that of the solid rod, slotted holes formed in the two grooving rods are gradually enlarged, the three support connecting rods (7) arranged along the circumferential direction are inserted into the grooving rod with the relatively smaller slotted holes according to the solid rod, and the grooving rod with the relatively smaller slotted holes is inserted into the grooving rod with the relatively larger slotted holes and penetrates through the shell (12) from the penetrating hole (13).
10. The simple steel pipe positioning device for manufacturing the steel pipe arch truss of claim 9, wherein: a rolling limit bearing (17) is further arranged at the top of the mounting shaft (15), and the top of the mounting shaft (15) is supported on the end face of the shell (12) through the rolling limit bearing (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321795936.9U CN220372573U (en) | 2023-07-10 | 2023-07-10 | Simple steel pipe positioning device for manufacturing steel pipe arch truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321795936.9U CN220372573U (en) | 2023-07-10 | 2023-07-10 | Simple steel pipe positioning device for manufacturing steel pipe arch truss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220372573U true CN220372573U (en) | 2024-01-23 |
Family
ID=89559120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321795936.9U Active CN220372573U (en) | 2023-07-10 | 2023-07-10 | Simple steel pipe positioning device for manufacturing steel pipe arch truss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220372573U (en) |
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2023
- 2023-07-10 CN CN202321795936.9U patent/CN220372573U/en active Active
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