CN103088910A - Centripetal joint two-way socket bearing pitch point and manufacturing method thereof - Google Patents
Centripetal joint two-way socket bearing pitch point and manufacturing method thereof Download PDFInfo
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- CN103088910A CN103088910A CN2013100550030A CN201310055003A CN103088910A CN 103088910 A CN103088910 A CN 103088910A CN 2013100550030 A CN2013100550030 A CN 2013100550030A CN 201310055003 A CN201310055003 A CN 201310055003A CN 103088910 A CN103088910 A CN 103088910A
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Abstract
The invention provides a concentric joint two-way socket bearing pitch point which comprises an ear plate A, an ear plate B, a variable section hinge pin, a bearing sleeve, a core plate with threads, a core plate without threads, a cast steel build-in plate and a high-strength bolt. By mutual cooperation of the ear plates, the core plates and the cast steel build-in plate, spacial rotating at an arbitrary angle of a joint bearing can be achieved. The invention further discloses a manufacturing method of the concentric joint two-way socket bearing pitch point. By adopting the manufacturing method of the centripetal joint two-way socket bearing pitch point, the manufactured concentric joint two-way socket bearing pitch point meets high-precision requirements of a building, can simultaneously ensure a plurality of concentricity and concentricity between the two core plates.
Description
Technical field
The present invention relates to construction steel structure; Particularly the two-way hinge in a kind of centripetal joint holds node.
Background technology
At present, the frequency of using under construction along with steel work is more and more higher, different architectural designs has proposed increasing requirement to steel work, wherein, how making the Taper Pipe post be connected steel column with box beam and connect and meet design requirement and meet the stressed effect of each wind direction, is wherein to need an important need satisfying; And along with the continuous variation of architectural design moulding, in super highrise building, stressed node just becomes the problem of having to solve.
Also there is a following difficult problem in making about stressed node: mach required precision is high, need guarantee simultaneously a plurality of concentricitys; Concentricity between two central layers.Because sheet material is thicker, the difficulty during machine is higher, simultaneously the more difficult control of welding deformation between slab.
Summary of the invention
Goal of the invention: the objective of the invention is in order to solve the deficiencies in the prior art, provide a kind of and realized that the two-way hinge in centripetal joint of the arbitrarily angled rotation in space of oscillating bearing holds node.
Technical scheme: in order to realize above purpose, the two-way hinge in a kind of centripetal joint of the present invention holds node, and the two-way hinge in described centripetal joint holds node and comprises: otic placode A, otic placode B, variable cross-section bearing pin, bearing holder (housing, cover), the screw thread central layer is arranged, without screw thread central layer, cast steel build-in plate, high-strength bolt; Described bearing holder (housing, cover) is stuck in the trepanning of cast steel build-in plate, then is enclosed within on the variable cross-section bearing pin, has the thread core sleeve-board to block cast steel build-in plate at variable cross-section bearing pin two ends; Described otic placode B is enclosed within the described of left end to be had on the screw thread central layer; Described otic placode A is enclosed within the described of right-hand member to be had on the screw thread central layer; Left end described is fixed on the described of left end without the screw thread central layer with otic placode B to be had on the screw thread central layer; Right-hand member described is fixed on the described of right-hand member without the screw thread central layer with otic placode A to be had on the screw thread central layer, then by described high-strength bolt, above-mentioned parts is fixed together.The two-way hinge in centripetal joint of the present invention holds node one end and connects the Taper Pipe post, and the other end connects box beam and connects steel column.The present invention has realized that tubing string is connected the transformation of steel column structure form with box beam, has reached the arbitrarily angled rotation in space of oscillating bearing.
The end that the A of otic placode described in the present invention is relative with cast steel build-in plate with otic placode B is circular arc; The end that described otic placode A is relative with cast steel build-in plate with otic placode B is circular arc; Described otic placode A, otic placode B are provided with axis hole, and the inboard of described axis hole is provided with internal thread; Described have the outside of screw thread central layer to be provided with the external screw thread suitable with the otic placode internal thread.
The invention also discloses the preparation method that the two-way hinge in a kind of centripetal joint holds node, concrete steps are as follows:
(1) carry out producing satisfactory described otic placode A, otic placode B and otic placode reinforcing ring after setting-out, blanking, Numerical control cutting according to drawing requirement; Axis hole on described otic placode A and otic placode B adds and carries out the processing of internal diameter as benchmark take the circular arc of otic placode end man-hour, and controls the external diameter and the concentricity ± 0.1mm of internal diameter of the circular arc of end, carries out the processing of axis hole internal thread after internal diameter is processed;
(2) described otic placode reinforcing ring and otic placode are assembled and welded together;
(3) be processed with the screw thread central layer; Add man-hour, its inside and outside diameter all need place allowance: external diameter places the 12mm machining allowance, and internal diameter places 12mm bore hole surplus, and thickness of slab places the 3mm machining allowance; Add and first process external diameter man-hour, the processing internal diameter take external diameter as benchmark then, the concentricity of internal-and external diameter also must in ± 0.1mm, be carried out externally threaded processing subsequently, must carry out trial assembly with otic placode after processing, suitable with the external screw thread and the internal thread on otic placode that ensure on the screw thread central layer; Then there are screw thread central layer and otic placode A, otic placode B to carry out the little assembling of closing up with described, must strictly control its concentricity ± 0.5mm during assembling, namely weld after installation qualification, should be noted its deformation during welding, suitably adjust the order of welding according to deformation, to guarantee the flatness of otic placode and central layer, postwelding is detected a flaw, and closes up welding equipment in treating after qualified;
(4) processing is without the screw thread central layer, and add man-hour its inside and outside diameter and all placed machining allowance: external diameter places the 6mm machining allowance, and internal diameter places 12mm bore hole surplus, and thickness of slab places the 3mm machining allowance; Add and first process external diameter man-hour, then process internal diameter take external diameter as benchmark, in the concentricity ± 0.1mm between inside and outside footpath; Then carry out the little assembling of closing up with described without screw thread central layer and otic placode A, otic placode B, must strictly control its concentricity ± 0.5mm during assembling, namely weld after installation qualification, should be noted its deformation during welding, suitably adjust the order of welding according to deformation, to guarantee the flatness of otic placode and central layer, postwelding is detected a flaw, and closes up welding equipment in treating after qualified;
(5) with described otic placode A, otic placode B, the screw thread central layer is arranged and send together machine cutting shop that appearance and size is measured without the screw thread central layer, determine that the allowance of its appearance and size and reservation satisfies processing request, undesirable part is return;
(6) will carry out closing up assembling in integral body on levelling bench without screw thread central layer, otic placode, threaded central layer, stiffener after qualified;
(7) mark otic placode appearance profile line and the axis hole position line before the assembling on levelling bench, the screw thread central layer will be arranged, with otic placode A, location after otic placode B combination, then carry out the installation of stiffener, it is fixed to the installation site line when stiffener is installed, and the verticality ± 1mm between assurance and otic placode, then locate without the screw thread central layer, strictly control without the concentricity between screw thread central layer axis hole and without the interplanar parallelism ± 0.5mm of screw thread central layer two during the location, assemble the welding of namely carrying out after qualified between stiffener and otic placode, weldering front clean welds zone also is preheated to 80～100 degree with welding region, adopt the little heat input of CO2 gas shielded arc welding to weld respectively otic placode and strength plate, employing is symmetrically welded, and first welds inner face, welds the outside after back chipping again,
(8) carry out the welding equipment of external reinforcing ring after qualified, the external reinforcing ring carries out bending process in advance by the workshop, internal field, with its alignment installation site line, can weld after the location is correct during the location;
(9) send machine shop to carry out integrated machine processing bore hole after qualified; During whole bore hole, machine cutting shop need be processed a dummy shaft in advance, its diameter is than the little 0.1mm of threaded central layer internal diameter, be connected and fixed with dummy shaft and threaded central layer internal diameter on lathe, then there being screw thread central layer axis hole to carry out machine bore hole without the axis hole of screw thread central layer as benchmark, with this guarantee concentricity between two axis holes be controlled at ± 0.1mm in.
Beneficial effect: the two-way hinge in centripetal joint of the present invention holds node, compared with prior art has the following advantages:
1, the two-way hinge in centripetal joint of the present invention holds node and has realized that the Taper Pipe post is connected the transformation of steel column structure form with box beam, has reached the arbitrarily angled rotation in space of oscillating bearing, makes whole steel work resistance to overturning more reliable;
2, the method for the invention makes the two-way hinge in centripetal joint of producing hold the high-precision requirement that node has satisfied building, can guarantee simultaneously a plurality of concentricitys; And two concentricity between central layer.
Description of drawings
Fig. 1 is STRUCTURE DECOMPOSITION figure of the present invention.
Fig. 2 is use state diagram of the present invention.
The specific embodiment
The two-way hinge in a kind of centripetal joint as described in Figure 2 holds node 1, and this two-way hinge in centripetal joint holds node 1 one ends and connects tubing string 2, and the other end connects box beam and connects steel column 3.
The two-way hinge in centripetal joint as shown in Figure 2 holds node 1 and comprises: otic placode A 11, otic placode B 12, variable cross-section bearing pin 13, bearing holder (housing, cover) 14, screw thread central layer 15 is arranged, without screw thread central layer 16, stiffener 17, cast steel build-in plate 18, high-strength bolt 19; Described bearing holder (housing, cover) 14 is stuck in the trepanning of cast steel build-in plate 18, then is enclosed within on variable cross-section bearing pin 13, has screw thread central layer 15 to be enclosed within variable cross-section bearing pin 13 two ends and blocks cast steel build-in plate 18; Described otic placode B12 is enclosed within the described of left end to be had on screw thread central layer 15; Described otic placode A11 is enclosed within the described of right-hand member to be had on screw thread central layer 15; Left end described is fixed on the described of left end without screw thread central layer 16 with otic placode B12 to be had on screw thread central layer 15; Right-hand member described is fixed on the described of right-hand member without screw thread central layer 16 with otic placode A11 to be had on screw thread central layer 15, then by described high-strength bolt 19, above-mentioned parts is fixed together; The end that described otic placode A11 is relative with cast steel build-in plate 18 with otic placode B12 is circular arc; Described otic placode A11, otic placode B12 are provided with the otic placode reinforcing ring; Described otic placode A11, otic placode B12 are provided with axis hole, and the inboard of described axis hole is provided with internal thread; Described have the outside of screw thread central layer 15 to be provided with the external screw thread suitable with the otic placode internal thread; Described stiffener 17 is installed between otic placode A and otic placode B, and vertical with otic placode B with otic placode A.
The preparation method that the two-way hinge in the above-mentioned centripetal joint of this enforcement holds node, concrete steps are as follows:
(1) carry out producing satisfactory described otic placode A, otic placode B and otic placode reinforcing ring after setting-out, blanking, Numerical control cutting according to drawing requirement; Axis hole on described otic placode A and otic placode B adds and carries out the processing of internal diameter as benchmark take the circular arc of otic placode end man-hour, and controls the external diameter and the concentricity ± 0.1mm of internal diameter of the circular arc of end, carries out the processing of axis hole internal thread after internal diameter is processed;
(2) described otic placode reinforcing ring and otic placode are assembled and welded together;
(3) be processed with the screw thread central layer; Add man-hour, its inside and outside diameter all need place allowance: external diameter places the 12mm machining allowance, and internal diameter places 12mm bore hole surplus, and thickness of slab places the 3mm machining allowance; Add and first process external diameter man-hour, the processing internal diameter take external diameter as benchmark then, the concentricity of internal-and external diameter also must in ± 0.1mm, be carried out externally threaded processing subsequently, must carry out trial assembly with otic placode after processing, suitable with the external screw thread and the internal thread on otic placode that ensure on the screw thread central layer; Then there are screw thread central layer and otic placode A, otic placode B to carry out the little assembling of closing up with described, must strictly control its concentricity ± 0.5mm during assembling, namely weld after installation qualification, should be noted its deformation during welding, suitably adjust the order of welding according to deformation, to guarantee the flatness of otic placode and central layer, postwelding is detected a flaw, and closes up welding equipment in treating after qualified;
(4) processing is without the screw thread central layer, and add man-hour its inside and outside diameter and all placed machining allowance: external diameter places the 6mm machining allowance, and internal diameter places 12mm bore hole surplus, and thickness of slab places the 3mm machining allowance; Add and first process external diameter man-hour, then process internal diameter take external diameter as benchmark, in the concentricity ± 0.1mm between inside and outside footpath; Then carry out the little assembling of closing up with described without screw thread central layer and otic placode A, otic placode B, must strictly control its concentricity ± 0.5mm during assembling, namely weld after installation qualification, should be noted its deformation during welding, suitably adjust the order of welding according to deformation, to guarantee the flatness of otic placode and central layer, postwelding is detected a flaw, and closes up welding equipment in treating after qualified;
(5) with described otic placode A, otic placode B, the screw thread central layer is arranged and send together machine cutting shop that appearance and size is measured without the screw thread central layer, determine that the allowance of its appearance and size and reservation satisfies processing request, undesirable part is return;
(6) will carry out closing up assembling in integral body on levelling bench without screw thread central layer, otic placode, threaded central layer, stiffener after qualified;
(7) mark otic placode appearance profile line and the axis hole position line before the assembling on levelling bench, the screw thread central layer will be arranged, with otic placode A, location after otic placode B combination, then carry out the installation of stiffener, it is fixed to the installation site line when stiffener is installed, and the verticality ± 1mm between assurance and otic placode, then locate without the screw thread central layer, strictly control without the concentricity between screw thread central layer axis hole and without the interplanar parallelism ± 0.5mm of screw thread central layer two during the location, assemble the welding of namely carrying out after qualified between stiffener and otic placode, weldering front clean welds zone also is preheated to 80～100 degree with welding region, adopt the little heat input of CO2 gas shielded arc welding to weld respectively otic placode and strength plate, employing is symmetrically welded, and first welds inner face, welds the outside after back chipping again,
(8) carry out the welding equipment of external reinforcing ring after qualified, the external reinforcing ring carries out bending process in advance by the workshop, internal field, with its alignment installation site line, can weld after the location is correct during the location;
(9) send machine shop to carry out integrated machine processing bore hole after qualified; During whole bore hole, machine cutting shop need be processed a dummy shaft in advance, its diameter is than the little 0.1mm of threaded central layer internal diameter, be connected and fixed with dummy shaft and threaded central layer internal diameter on lathe, then there being screw thread central layer axis hole to carry out machine bore hole without the axis hole of screw thread central layer as benchmark, with this guarantee concentricity between two axis holes be controlled at ± 0.1mm in.
Claims (6)
1. the two-way hinge in centripetal joint holds node, it is characterized in that: the two-way hinge in described centripetal joint holds node (1) and comprising: otic placode A(11), otic placode B(12), variable cross-section bearing pin (13), bearing holder (housing, cover) (14), screw thread central layer (15) is arranged, without screw thread central layer (16), cast steel build-in plate (18), high-strength bolt (19); Described bearing holder (housing, cover) (14) is stuck in the trepanning of cast steel build-in plate (18), then is enclosed within on variable cross-section bearing pin (13), has screw thread central layer (15) to be enclosed within variable cross-section bearing pin (13) two ends and blocks cast steel build-in plate (18); Described otic placode B(12) being enclosed within the described of left end has on screw thread central layer (15); Described otic placode A(11) being enclosed within the described of right-hand member has on screw thread central layer (15); Left end described without screw thread central layer (16) with otic placode B(12) be fixed on the described of left end and have on screw thread central layer (15); Right-hand member described without screw thread central layer (16) with otic placode A(11) be fixed on the described of right-hand member and have on screw thread central layer (15), then by described high-strength bolt (19), above-mentioned parts are fixed together.
2. the two-way hinge in a kind of centripetal joint according to claim 1 holds node, it is characterized in that: described otic placode A(11) with otic placode B(12) end relative with cast steel build-in plate (18) be circular arc.
3. the two-way hinge in a kind of centripetal joint according to claim 1 holds node, it is characterized in that: described
Described otic placode A(11), otic placode B(12) be provided with the otic placode reinforcing ring.
4. the two-way hinge in a kind of centripetal joint according to claim 1 holds node, it is characterized in that: described
Otic placode A(11), otic placode B(12) be provided with axis hole, the inboard of described axis hole is provided with internal thread; Described have the outside of screw thread central layer (15) to be provided with the external screw thread suitable with the otic placode internal thread.
5. the two-way hinge in a kind of centripetal joint according to claim 1 holds node, it is characterized in that: comprising: stiffener (17), described stiffener (17) is installed between otic placode A and otic placode B, and vertical with otic placode B with otic placode A.
6. preparation method that the two-way hinge in centripetal joint holds node, it is characterized in that: concrete steps are as follows:
(1) carry out producing satisfactory described otic placode A, otic placode B and otic placode reinforcing ring after setting-out, blanking, Numerical control cutting according to drawing requirement; Axis hole on described otic placode A and otic placode B adds and carries out the processing of internal diameter as benchmark take the circular arc of otic placode end man-hour, and controls the external diameter and the concentricity ± 0.1mm of internal diameter of the circular arc of end, carries out the processing of axis hole internal thread after internal diameter is processed;
(2) described otic placode reinforcing ring and otic placode are assembled and welded together;
(3) be processed with the screw thread central layer; Add man-hour, its inside and outside diameter all need place allowance: external diameter places the 12mm machining allowance, and internal diameter places 12mm bore hole surplus, and thickness of slab places the 3mm machining allowance; Add and first process external diameter man-hour, the processing internal diameter take external diameter as benchmark then, the concentricity of internal-and external diameter also must in ± 0.1mm, be carried out externally threaded processing subsequently, must carry out trial assembly with otic placode after processing, suitable with the external screw thread and the internal thread on otic placode that ensure on the screw thread central layer; Then there are screw thread central layer and otic placode A, otic placode B to carry out the little assembling of closing up with described, must strictly control its concentricity ± 0.5mm during assembling, namely weld after installation qualification, should be noted its deformation during welding, suitably adjust the order of welding according to deformation, to guarantee the flatness of otic placode and central layer, postwelding is detected a flaw, and closes up welding equipment in treating after qualified;
(4) processing is without the screw thread central layer, and add man-hour its inside and outside diameter and all placed machining allowance: external diameter places the 6mm machining allowance, and internal diameter places 12mm bore hole surplus, and thickness of slab places the 3mm machining allowance; Add and first process external diameter man-hour, then process internal diameter take external diameter as benchmark, in the concentricity ± 0.1mm between inside and outside footpath; Then carry out the little assembling of closing up with described without screw thread central layer and otic placode A, otic placode B, must strictly control its concentricity ± 0.5mm during assembling, namely weld after installation qualification, should be noted its deformation during welding, suitably adjust the order of welding according to deformation, to guarantee the flatness of otic placode and central layer, postwelding is detected a flaw, and closes up welding equipment in treating after qualified;
(5) with described otic placode A, otic placode B, the screw thread central layer is arranged and send together machine cutting shop that appearance and size is measured without the screw thread central layer, determine that the allowance of its appearance and size and reservation satisfies processing request, undesirable part is return;
(6) will carry out closing up assembling in integral body on levelling bench without screw thread central layer, otic placode, threaded central layer, stiffener after qualified;
(7) mark otic placode appearance profile line and the axis hole position line before the assembling on levelling bench, the screw thread central layer will be arranged, with otic placode A, location after otic placode B combination, then carry out the installation of stiffener, it is fixed to the installation site line when stiffener is installed, and the verticality ± 1mm between assurance and otic placode, then locate without the screw thread central layer, strictly control without the concentricity between screw thread central layer axis hole and without the interplanar parallelism ± 0.5mm of screw thread central layer two during the location, assemble the welding of namely carrying out after qualified between stiffener and otic placode, weldering front clean welds zone also is preheated to 80～100 degree with welding region, adopt the little heat input of CO2 gas shielded arc welding to weld respectively otic placode and strength plate, employing is symmetrically welded, and first welds inner face, welds the outside after back chipping again,
(8) carry out the welding equipment of external reinforcing ring after qualified, the external reinforcing ring carries out bending process in advance by the workshop, internal field, with its alignment installation site line, can weld after the location is correct during the location;
(9) send machine shop to carry out integrated machine processing bore hole after qualified; During whole bore hole, machine cutting shop need be processed a dummy shaft in advance, its diameter is than the little 0.1mm of threaded central layer internal diameter, be connected and fixed with dummy shaft and threaded central layer internal diameter on lathe, then there being screw thread central layer axis hole to carry out machine bore hole without the axis hole of screw thread central layer as benchmark, with this guarantee concentricity between two axis holes be controlled at ± 0.1mm in.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310055003.0A CN103088910B (en) | 2013-02-21 | 2013-02-21 | Centripetal joint two-way socket bearing pitch point and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310055003.0A CN103088910B (en) | 2013-02-21 | 2013-02-21 | Centripetal joint two-way socket bearing pitch point and manufacturing method thereof |
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| CN103088910A true CN103088910A (en) | 2013-05-08 |
| CN103088910B CN103088910B (en) | 2015-02-25 |
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| CN108204040A (en) * | 2018-01-30 | 2018-06-26 | 兰州理工大学 | A kind of friction plastic property hinge for making structure lossless |
| CN111765163A (en) * | 2020-07-09 | 2020-10-13 | 北京城建六建设集团有限公司 | Joint bearing connecting structure for steel structure engineering and manufacturing and assembling method thereof |
| CN112049452A (en) * | 2020-08-17 | 2020-12-08 | 同济大学 | Assembled displacement regulator suitable for removable even roof beam is connected |
| CN113914464A (en) * | 2021-10-22 | 2022-01-11 | 福建诚达钢构有限公司 | Reinforced assembled steel structure connecting structure |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108204040A (en) * | 2018-01-30 | 2018-06-26 | 兰州理工大学 | A kind of friction plastic property hinge for making structure lossless |
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| CN111765163A (en) * | 2020-07-09 | 2020-10-13 | 北京城建六建设集团有限公司 | Joint bearing connecting structure for steel structure engineering and manufacturing and assembling method thereof |
| CN111765163B (en) * | 2020-07-09 | 2021-09-17 | 北京城建六建设集团有限公司 | Manufacturing and assembling method of joint bearing connecting structure of steel structure engineering |
| CN112049452A (en) * | 2020-08-17 | 2020-12-08 | 同济大学 | Assembled displacement regulator suitable for removable even roof beam is connected |
| CN112049452B (en) * | 2020-08-17 | 2021-09-03 | 同济大学 | Assembled displacement regulator suitable for removable even roof beam is connected |
| CN113914464A (en) * | 2021-10-22 | 2022-01-11 | 福建诚达钢构有限公司 | Reinforced assembled steel structure connecting structure |
| CN113914464B (en) * | 2021-10-22 | 2022-09-27 | 福建诚达钢构有限公司 | Reinforced assembled steel structure connecting structure |
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|---|---|
| CN103088910B (en) | 2015-02-25 |
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