CN215786390U - Steel structure truss main steel bar correcting structure - Google Patents
Steel structure truss main steel bar correcting structure Download PDFInfo
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- CN215786390U CN215786390U CN202121145074.6U CN202121145074U CN215786390U CN 215786390 U CN215786390 U CN 215786390U CN 202121145074 U CN202121145074 U CN 202121145074U CN 215786390 U CN215786390 U CN 215786390U
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Abstract
The utility model relates to the technical field of steel structure truss manufacturing, in particular to a main steel bar correcting structure of a steel structure truss, which comprises a main steel bar rotating and correcting mechanism, wherein two ends of the main steel bar rotating and correcting mechanism are respectively provided with a bearing seat fixed on the ground, two ends of the main steel bar rotating and correcting mechanism are respectively and movably inserted and matched in bearing holes of the corresponding bearing seats, a horizontally arranged main steel bar to be straightened sequentially penetrates through the main steel bar rotating and correcting mechanism from front to back, a straightening driving mechanism is arranged on one side of the bearing seat on the left side, the bottom of the straightening driving mechanism is fixed on a ground base, and the straightening driving mechanism is used for realizing forward and reverse rotation of the main steel bar rotating and correcting mechanism. The structure is matched with external steel bar traction equipment for use, and residual stress and rotary torsion of the main steel bar with torsional residual stress are removed by controlling reciprocating small-amplitude rotation of the straightening driving mechanism during work.
Description
Technical Field
The utility model relates to the technical field of steel structure truss manufacturing, in particular to a mechanical structure matched with a truss trigger and used for straightening and correcting steel structure truss main steel bars, and particularly relates to a steel structure truss main steel bar straightening structure.
Background
The steel structure truss has wide application in building structures, and is a truss structure formed by welding thin steel bars and thick steel bars, wherein the thin steel bars are used as auxiliary steel bars, and the thick steel bars are used as main steel bars. Generally, a truss plate machine is adopted to adjust the main steel bars and the auxiliary steel bars through procedures of pre-traction guiding, straightening and the like, and then the truss structure is manufactured through modeling and welding.
Because the external diameter of main reinforcing bar is thicker, the thick reinforcing bar that commonly uses is coiled structure usually before using, the thick reinforcing bar that coils still can have certain bending deformation and remaining torsion convolution when being pulled out the use, consequently need carry out certain straightening correction to it in the tractive process, and at present adopt the pair roller mode to realize the straightening when carrying out the straightening of thick reinforcing bar usually, but this kind of simple direction straightening's mode can not be fine get rid of remaining torsion convolution and straightening treatment to the thick reinforcing bar, finally cause the not enough condition of thick reinforcing bar straightening, this structure that makes the truss that the later stage is welded by main reinforcing bar, vice reinforcing bar can have certain residual power, whole truss structure has certain distortion, stability is relatively poor, influence steel truss's whole welding quality and result of use.
SUMMERY OF THE UTILITY MODEL
In order to solve one of the technical problems, the utility model adopts the technical scheme that: steel construction truss owner reinforcing bar corrects structure, including the main reinforcing bar rotation mechanism of turning round, the main reinforcing bar rotation is turned round the both ends of mechanism and is provided with one respectively and fixes at subaerial bearing frame, the main reinforcing bar rotation is turned round the both ends of mechanism respectively the movable plug-in mounting cooperation corresponding in the bearing hole of bearing frame, the main reinforcing bar that the level that awaits straightening set up passes in proper order from preceding to the back the main reinforcing bar rotation is turned round the mechanism, and is left one side of bearing frame is provided with a straightening actuating mechanism, straightening actuating mechanism's bottom is fixed on a foundation bed, straightening actuating mechanism is used for realizing right the main reinforcing bar rotation is turned round the positive reverse rotation of mechanism.
The main reinforcement passes through each hole of coaxial setting in this structure by preceding to back in proper order, when needs are straightened the main reinforcement that has certain torsional force and are got rid of remaining torsional force, drives main reinforcement rotation righting mechanism positive and negative reciprocating rotation through starting straightening actuating mechanism and realizes the straightening to the main reinforcement, rotates the rotatory dynamics and the number of turns of positive and negative rotation according to the condition.
In any of the above schemes, preferably, the main reinforcing steel bar rotation and torsion mechanism includes two opposite end covers with holes, a support pipe is respectively and fixedly welded on the outer side of each end cover with holes, each support pipe is movably fitted and inserted in the corresponding bearing hole, the central holes of each support pipe and each end cover with holes are coaxially arranged, the main reinforcing steel bar passes through the cavity of each support pipe and the central hole of each end cover with holes, the top and bottom of the two end covers with holes are respectively and symmetrically provided with an upper support plate and a lower support plate, the ends of the upper support plate and the lower support plate are respectively clamped and arranged in the clamping grooves arranged at the top or bottom of the end cover with holes at the corresponding positions, the clamping grooves of the end covers with holes at the corresponding ends are tightly abutted by the locking bolt parts at the two ends of the upper support plate and the lower support plate, a plurality of straightening wheel sets are arranged in the space between the upper supporting plate and the lower supporting plate at intervals along the length direction of the space, and the straightening wheel sets realize the correction of the main reinforcing steel bars through positive and negative rotation.
Go up backup pad and bottom suspension fagging and realize realizing locking the foraminiferous end cover at both ends through each locking bolt part, can drive the foraminiferous end cover rather than being connected when aligning actuating mechanism during operation and realize rotatoryly, finally drive whole owner's reinforcing bar rotation and turn right mechanism and realize reciprocal rotation, the in-process of turning right mechanism at the main reinforcing bar rotation can make each straightening wheelset twist reverse the main reinforcing bar rotation, the realization is to the removal residual torsion of main reinforcing bar, the aligning.
The size of the holes of the end cover with holes and the supporting pipe is the same.
The locking bolt part can control the disassembly and locking of the corresponding upper supporting plate and the lower supporting plate, and facilitates the later maintenance and replacement operation.
In any one of the above schemes, preferably, the locking bolt part includes a vertical pass go up the backup pad with the locking double-screw bolt of bottom suspension fagging upper portion and lower part the external screw thread section of locking double-screw bolt all closes soon and is provided with lock nut with the lower part bottom suspension fagging upper portion and lower part be used for realizing between two lock nuts that each cooperation set up corresponding position department go up the backup pad or the locking of bottom suspension fagging.
Locking and fixing of the supporting plate and the lower supporting plate on the corresponding pair can be achieved by screwing the locking nuts on the locking studs, and the corresponding locking studs can be taken down under the test of screwing the locking nuts as required, so that quick disassembly and replacement of the upper supporting plate and the lower supporting plate are achieved.
In any of the above aspects, preferably, an end-retaining nut is screwed to the external thread section of each of the lock studs located at the upper and lower ends of the lock nut.
Each tip anticreep nut can play certain anticreep effect, prevents that lock nut from droing from locking double-screw bolt after receiving the vibration, and is safer during the use, and locking effect is better.
Preferably, in any one of the above schemes, the straightening wheel group is composed of an upper straightening wheel group and a lower straightening wheel group, the upper straightening wheel group comprises an upper wheel carrier, an upper straightening wheel horizontally arranged is installed in a U-shaped installation cavity of the upper wheel carrier in a matching manner, the lower straightening wheel group comprises a lower wheel carrier, a lower straightening wheel horizontally arranged is installed in a U-shaped installation cavity of the lower wheel carrier in a matching manner, the upper straightening wheel and the lower straightening wheel are matched to realize straightening of a main steel bar at the current position, the main steel bar is in abutting fit with the top of the center of the upper straightening wheel and the top of the center of the lower straightening wheel, an upper stud is welded at the top of the upper wheel carrier, the top of the upper stud movably penetrates through a through hole at the corresponding position of the upper supporting plate and is fixed through an upper fastening nut, a lower stud is welded at the bottom of the lower wheel carrier, and the top of the lower stud movably penetrates through a through hole at the corresponding position of the lower supporting plate and is fixed through a lower fastening nut .
The main objective that a plurality of last correction of wheelset and a plurality of down correction of wheelset set up along the extending direction of owner's reinforcing bar plays supporting role under normal conditions, respectively goes up when starting straightening actuating mechanism rotation and corrects the wheelset, down corrects the wheelset and can realize making a round trip to twist reverse the owner's reinforcing bar through following the rotation to will draw from the lapping reinforcing bar and draw the owner's reinforcing bar who comes and have certain torsional force to carry out quick torsion elimination residual force, realize the straightening simultaneously.
In any of the above aspects, preferably, the middle part of the upper straightening wheel has a smaller outer diameter than the end part and is evenly transited between the middle part and the end part, and the upper straightening wheel and the lower straightening wheel have the same structure.
The structure that the middle part is sunken to the center is adopted to better guarantee the effect of upper portion correction wheel, lower part correction wheel when twisting main reinforcing bar, reduces the condition of off tracking when main reinforcing bar is along with twisting, in addition, whole main reinforcing bar is also in the continuous forward tractive state by outside traction mechanism in the in-process of straightening, controls the opportunity and the speed of tractive as required during the tractive.
In any of the above aspects, it is preferred that the axis of the upper corrective wheel is at an angle of 30 ° to 75 ° to the central axis of the lower corrective wheel.
The arrangement of the proper included angle can better ensure the effect of fixing the main reinforcing steel bars by the upper straightening wheels and the lower straightening wheels, ensure that the main reinforcing steel bars are positioned at the central concave positions of the upper straightening wheels and the lower straightening wheels as far as possible, and facilitate the torsion and the force removal of the outer side walls of the corresponding positions of the main reinforcing steel bars through the large-diameter sections at the two ends of the upper straightening wheels and the lower straightening wheels during rotation.
In any of the above schemes, preferably, the straightening driving mechanism includes a servo swing motor fixedly installed on the connection base, a motor shaft of the servo swing motor is connected with a driving pulley through a coupling, a driven pulley coaxially arranged with the supporting tube is fixedly installed on the outer side wall of the supporting tube at a position corresponding to the upper side of the driving pulley, and the driven pulley is connected with the driving pulley through a transmission belt in a matching manner.
When the straightening driving mechanism works, the servo swing motor needs to be started, the driving belt wheel is driven to rotate through the rotation of the servo swing motor, and finally the whole main reinforcing steel bar rotating and straightening mechanism is driven to rotate in a reciprocating mode through the transmission belt and the driven belt wheel, so that the main reinforcing steel bar is corrected and the force is removed.
Compared with the prior art, the utility model has the following beneficial effects:
1. the structure is matched with external steel bar traction equipment for use, and residual stress and rotary torsion of the main steel bar with torsional residual stress are removed by controlling reciprocating small-amplitude rotation of the straightening driving mechanism during working, so that the correction effect of the main steel bar is ensured.
2. The whole structure can effectively ensure the correction effect and efficiency through the matching of a plurality of straightening wheel groups, and effectively improve the correction effect on the main reinforcing steel bars.
3. The whole structure is convenient to disassemble, rapid disassembly and maintenance can be carried out as required, related easily damaged parts are replaced, and the operation is convenient and fast.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.
Fig. 1 is a partial sectional structural view of the present invention.
FIG. 2 is a schematic view of the structure of each straightening wheel set of the present invention in an operating state.
FIG. 3 is a three-dimensional enlarged structure diagram of the straightening wheel set of the present invention.
In the figure, 1, a bearing seat; 2. a main reinforcing bar; 3. a straightening driving mechanism; 4. connecting a foundation base; 5. an end cap with a hole; 6. supporting a tube; 7. an upper support plate; 8. a lower support plate; 9. a card slot; 10. locking the stud; 11. locking the nut; 12. an end anti-drop nut; 13. an upper straightening wheel group; 14. a lower straightening wheel group; 15. an upper wheel frame; 16. an upper straightening wheel; 17. a lower wheel frame; 18. a lower straightening wheel; 19. an upper stud; 20. tightening the nut; 21. a lower stud; 22. a lower fastening nut; 23. a servo swing motor; 24. a coupling; 25. a drive pulley; 26. a driven pulley; 27. a drive belt.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1-3, the steel truss main steel bar straightening structure includes a main steel bar rotation straightening mechanism, two ends of the main steel bar rotation straightening mechanism are respectively provided with a bearing seat 1 fixed on the ground, two ends of the main steel bar rotation straightening mechanism are respectively movably inserted and matched in corresponding bearing holes of the bearing seats 1, a main steel bar 2 to be straightened horizontally arranged sequentially passes through the main steel bar rotation straightening mechanism from front to back, a straightening driving mechanism 3 is arranged on one side of the bearing seat 1 on the left side, the bottom of the straightening driving mechanism 3 is fixed on a foundation base 4, and the straightening driving mechanism 3 is used for realizing forward and reverse rotation of the main steel bar rotation straightening mechanism.
In any of the above schemes, preferably, the main reinforcing steel bar rotation and torsion mechanism includes two opposite end covers 5 with holes, a support tube 6 is respectively fixedly welded on the outer side of each end cover 5 with holes, each support tube 6 is movably fitted and inserted in a corresponding bearing hole, central holes of each support tube 6 and each end cover 5 with holes are coaxially arranged, the main reinforcing steel bar 2 passes through a cavity of each support tube 6 and a central hole of each end cover 5 with holes, top and bottom of the two end covers 5 with holes are respectively and symmetrically provided with an upper support plate 7 and a lower support plate 8, ends of the upper support plate 7 and the lower support plate 8 are respectively clamped and arranged in clamping grooves 9 arranged at the top or bottom of the end cover 5 with holes at corresponding positions, and the clamping grooves 9 of the end covers 5 with holes at corresponding ends are tightly abutted by locking bolt parts at two ends of the upper support plate 7 and the lower support plate 8, a plurality of straightening wheel sets are arranged in the space between the upper supporting plate 7 and the lower supporting plate 8 at intervals along the length direction of the space, and the straightening wheel sets realize the correction of the main reinforcing steel bars 2 through positive and negative rotation.
Go up backup pad 7 and bottom suspension fagging 8 and realize realizing locking with foraminiferous end cover 5 at both ends through each locking bolt part, can drive foraminiferous end cover 5 rather than being connected when aligning actuating mechanism 3 during operation and realize rotatoryly, finally drive whole owner reinforcing bar rotation and turn right mechanism and realize reciprocal rotation, the in-process that just mechanism reciprocal rotation was turned right in the rotation of main reinforcing bar can make each aligning wheelset twist reverse 2 rotations of main reinforcing bar, the realization is to the residual torsion that goes of main reinforcing bar 2, the aligning.
The size of the holes of the end cover 5 with holes and the supporting pipe 6 with holes is the same.
The locking bolt part can control the disassembly and locking of the corresponding upper supporting plate 7 and the corresponding lower supporting plate 8, and convenience is brought to later-stage maintenance and replacement operation.
In any of the above schemes, preferably, the locking bolt part includes a vertical cross the upper support plate 7 with the locking stud 10 of bottom suspension fagging 7 upper portion and lower part the external screw thread section of locking stud 10, lower suspension fagging 8 upper portion and lower part the external screw thread section of locking stud 10 all closes soon and is provided with lock nut 11, is used for realizing between two lock nuts 11 that each cooperation set up corresponding position department the locking of upper support plate 7 or bottom suspension fagging 8.
Locking and fixing of the supporting plate 7 and the lower supporting plate 8 can be achieved through screwing the locking nuts 11 on the locking studs 10, and the corresponding locking studs 10 can be taken down under the test of screwing the locking nuts 11 as required, so that the supporting plate 7 and the lower supporting plate 8 can be quickly disassembled and replaced.
In any of the above embodiments, it is preferable that a one-end-portion-retaining nut 12 is screwed to the external thread section of the lock stud 10 located at the end portion of each of the lock nuts 11 located at the upper and lower ends.
Each end anti-drop nut 12 can play certain anti-drop effect, prevents that lock nut 11 from droing from locking double-screw bolt 10 after receiving the vibration, and is safer during the use, and the locking effect is better.
In any of the above schemes, preferably, the straightening wheel group is composed of an upper straightening wheel group 13 and a lower straightening wheel group 14, the upper straightening wheel group 13 includes an upper wheel frame 15, an upper straightening wheel 16 horizontally arranged is installed in a U-shaped installation cavity of the upper wheel frame 15 in a matching manner, the lower straightening wheel group 14 includes a lower wheel frame 17, a lower straightening wheel 18 horizontally arranged is installed in a U-shaped installation cavity of the lower wheel frame 17 in a matching manner, the upper straightening wheel 16 and the lower straightening wheel 18 are matched to realize the straightening of the main steel bar 2 at the current position, the main steel bar 2 is in abutting tight fit with the top of the center of the upper straightening wheel 16 and the top of the center of the lower straightening wheel 18, an upper stud 19 is welded at the top of the upper wheel frame 15, the top of the upper stud 19 movably penetrates through a through hole at the corresponding position of the upper supporting plate 7 and is fixed by an upper fastening nut 20, a lower stud 21 is welded at the bottom of the lower wheel frame 17, the top of the lower stud 21 movably penetrates through the through hole at the corresponding position of the lower support plate 8 and is fixed through a lower fastening nut 22.
The main objective that the wheelset 13 and a plurality of down wheelset 14 set up along the extending direction of main reinforcing bar 2 on a plurality of plays supporting role under normal conditions, and each wheelset 13, down wheelset 14 can realize making a round trip to twist main reinforcing bar 2 through following the rotation when starting straightening actuating mechanism 3 rotation to will draw from the coiling reinforcing bar and carry out quick torsion elimination residual force, realize the straightening simultaneously that main reinforcing bar 2 who comes has certain torsional force carries out quick torsion.
In any of the above embodiments, it is preferred that the upper corrective wheels 16 have a central outer diameter smaller than the end outer diameters and a uniform transition therebetween, and that the upper corrective wheels 16 are identical in construction to the lower corrective wheels 18.
The adoption of the structure with the middle part depressed towards the center can better ensure the effect of the upper straightening wheel 16 and the lower straightening wheel 18 when twisting the main reinforcing steel bar 2 and reduce the deviation condition of the main reinforcing steel bar 2 when twisting, in addition, the whole main reinforcing steel bar 2 is also in a continuous forward traction state by an external traction mechanism in the straightening process, and the traction time and speed are controlled according to the requirement during traction.
In any of the above embodiments, it is preferred that the axis of the upper corrective wheel 16 is at an angle of 30 ° to 75 ° to the central axis of the lower corrective wheel 18.
The arrangement of the proper included angle can better ensure the effect of the upper straightening wheel 16 and the lower straightening wheel 18 when fixing the main steel bar 2, ensure that the main steel bar 2 is positioned at the central concave part where the upper straightening wheel 16 and the lower straightening wheel 18 are positioned as far as possible, and facilitate the torsion and the force removal of the outer side wall of the corresponding part of the main steel bar 2 through the large-diameter sections at the two ends of the upper straightening wheel 16 and the lower straightening wheel 18 during rotation.
In any of the above solutions, it is preferable that the straightening driving mechanism 3 includes a servo oscillating motor 23 fixedly installed on the connection base 4, a motor shaft of the servo oscillating motor 23 is connected to a driving pulley 25 through a coupling 24, a driven pulley 26 coaxially installed on the outer side wall of the support tube 6 at a corresponding position above the driving pulley 25 is fixedly installed on the outer side wall, and the driven pulley 26 is connected to the driving pulley 25 through a transmission belt 27.
Arranged herein
When the straightening driving mechanism 3 works, the servo swing motor 23 needs to be started, the driving belt wheel 25 is driven to rotate through the rotation of the servo swing motor 23, and finally the whole main reinforcing steel bar rotating and straightening mechanism is driven to rotate back and forth through the transmission belt 27 and the driven belt wheel 26, so that the correction and the force unloading of the main reinforcing steel bar 2 are realized.
The working principle is as follows:
the main reinforcing steel bar 2 is provided with the supporting tube 6 on one side with the servo swing motor 23 before work, a center hole of the end cover 5 with the hole sequentially penetrates through the lower part of the middle part of each upper straightening wheel 16 forwards, the upper part of each lower straightening wheel 18 upwards and finally penetrates out of the supporting tube 6 on the rightmost side, the supporting tube is connected with external traction equipment, the servo swing motor 23 is controlled to be powered on, the whole main reinforcing steel bar rotating and twisting mechanism can be driven to rotate through reciprocating forward and reverse rotation of the servo swing motor 23, residual rotating force can be removed through rapid reciprocating twisting of the main reinforcing steel bar 2, and finally residual stress is removed, and the purpose and the effect of correction are achieved.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and the technical solutions are all covered in the scope of the claims and the specification of the present invention; it will be apparent to those skilled in the art that any alternative modifications or variations to the embodiments of the present invention may be made within the scope of the present invention.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (8)
1. Steel construction truss owner reinforcing bar rectifies structure, its characterized in that: including the rotatory mechanism of turning round of main reinforcing bar, the rotatory both ends of turning round the mechanism of main reinforcing bar are provided with one respectively and fix at subaerial bearing frame, the rotatory both ends of turning round the mechanism of main reinforcing bar are the movable insertion cooperation respectively corresponding in the bearing hole of bearing frame, the main reinforcing bar that the level that awaits straightening set up passes in proper order from the front to the back the rotatory mechanism of turning round of main reinforcing bar is left one side of bearing frame is provided with a straightening actuating mechanism, straightening actuating mechanism's bottom is fixed on a connection ground base, straightening actuating mechanism is used for realizing right the rotatory forward and reverse rotation of turning round the mechanism of main reinforcing bar.
2. The steel structure truss main steel reinforcement straightening structure of claim 1, wherein: the main reinforcing steel bar rotary torsion mechanism comprises two opposite end covers with holes, a support pipe is fixedly welded on the outer side of each end cover with holes, each support pipe is movably matched and inserted in a corresponding bearing hole, central holes in the support pipes and the end covers with holes are coaxially arranged, a main reinforcing steel bar penetrates through a cavity of each support pipe and the central hole in each end cover with holes, an upper support plate and a lower support plate are symmetrically arranged at the top and the bottom of each end cover with holes respectively, the end parts of the upper support plate and the lower support plate are clamped in clamping grooves formed in the top or the bottom of the end cover with holes at corresponding positions respectively, the clamping grooves of the end covers with holes corresponding to the end parts are abutted through locking bolt parts located at the two ends of the upper support plate and the lower support plate, and a plurality of straightening parts are arranged in a space between the upper support plate and the lower support plate at intervals along the length direction of the upper support plate and the lower support plate And each straightening wheel set realizes the correction of the main reinforcing steel bar through positive and negative rotation.
3. The steel structure truss main steel reinforcement straightening structure of claim 2, wherein: the locking bolt part comprises a vertical penetrating part, the upper supporting plate and the locking stud of the lower supporting plate are arranged on the upper portion of the upper supporting plate and the lower portion of the locking stud, the external thread section of the locking stud is arranged on the upper portion of the lower supporting plate and the lower portion of the lower supporting plate, the external thread section of the locking stud is provided with locking nuts in a screwing mode, and the locking nuts are arranged between the two locking nuts in a matching mode to achieve corresponding positions of the upper supporting plate or the lower supporting plate.
4. The steel structure truss main steel reinforcement straightening structure of claim 3, wherein: and an end anti-drop nut is screwed on the external thread section of the locking stud at the end part of each locking nut at the upper end and the lower end.
5. The steel structure truss main steel reinforcement straightening structure of claim 4, wherein: the straightening wheel group consists of an upper straightening wheel group and a lower straightening wheel group, the upper straightening wheel group comprises an upper wheel frame, an upper straightening wheel which is horizontally arranged is arranged in the U-shaped mounting cavity of the upper wheel frame in a matching way, the lower straightening wheel group comprises a lower wheel frame, a horizontally arranged lower straightening wheel is arranged in the U-shaped mounting cavity of the lower wheel frame in a matching way, the upper straightening wheel and the lower straightening wheel are matched to realize the straightening of the main reinforcing steel bar at the current position, the main steel bar is abutted and tightly matched with the top of the center of the upper straightening wheel and the top of the center of the lower straightening wheel, the top of the upper wheel frame is welded with an upper stud, the top of the upper stud movably penetrates through the through hole at the corresponding position of the upper supporting plate and is fixed by an upper fastening nut, the bottom of the lower wheel frame is welded with a lower stud, and the top of the lower stud movably penetrates through a through hole in the corresponding position of the lower supporting plate and is fixed through a lower fastening nut.
6. The steel structure truss main steel reinforcement straightening structure of claim 5, wherein: the outer diameter of the middle part of the upper straightening wheel is smaller than that of the end part of the upper straightening wheel, the upper straightening wheel and the lower straightening wheel are arranged in a uniform transition mode, and the upper straightening wheel and the lower straightening wheel are identical in structure.
7. The steel structure truss main steel reinforcement straightening structure of claim 6, wherein: the included angle between the axis of the upper straightening wheel and the central axis of the lower straightening wheel is 30-75 degrees.
8. The steel structure truss main steel reinforcement straightening structure of claim 7, wherein: the straightening driving mechanism comprises a servo swing motor fixedly installed on the foundation base, a motor shaft of the servo swing motor is connected with a driving belt wheel through a coupler, a driven belt wheel coaxially arranged with the supporting tube is fixedly installed on the outer side wall of the supporting tube and located at a position corresponding to the upper portion of the driving belt wheel, and the driven belt wheel is connected with the driving belt wheel in a matched mode through a transmission belt.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121145074.6U CN215786390U (en) | 2021-05-26 | 2021-05-26 | Steel structure truss main steel bar correcting structure |
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| CN202121145074.6U CN215786390U (en) | 2021-05-26 | 2021-05-26 | Steel structure truss main steel bar correcting structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115780684A (en) * | 2023-02-06 | 2023-03-14 | 厦门航天思尔特机器人系统股份公司 | Straightening and cutting device for metal wire |
| CN115921596A (en) * | 2023-02-23 | 2023-04-07 | 无锡市源隆金属制品有限公司 | Torsion correction device for automobile straight welded pipe |
-
2021
- 2021-05-26 CN CN202121145074.6U patent/CN215786390U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115780684A (en) * | 2023-02-06 | 2023-03-14 | 厦门航天思尔特机器人系统股份公司 | Straightening and cutting device for metal wire |
| CN115780684B (en) * | 2023-02-06 | 2023-04-14 | 厦门航天思尔特机器人系统股份公司 | Straightening and cutting device for metal wire |
| CN115921596A (en) * | 2023-02-23 | 2023-04-07 | 无锡市源隆金属制品有限公司 | Torsion correction device for automobile straight welded pipe |
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