CN114310139A - Movable core tube welding correction device - Google Patents
Movable core tube welding correction device Download PDFInfo
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- CN114310139A CN114310139A CN202210065360.4A CN202210065360A CN114310139A CN 114310139 A CN114310139 A CN 114310139A CN 202210065360 A CN202210065360 A CN 202210065360A CN 114310139 A CN114310139 A CN 114310139A
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- 238000003466 welding Methods 0.000 title claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims description 5
- 210000004907 gland Anatomy 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The invention discloses a movable core tube welding correction device, and belongs to the technical field of hydraulic cylinders. The tool comprises two tool racks, wherein guide rails are arranged on the tool racks; a core pipe pressing and adjusting mechanism is arranged on the guide rail, and a rod head supporting device is arranged at a position close to one end of the core pipe; the core tube pressing and adjusting mechanism comprises a sliding block fixing plate; a screw nut and an adjusting screw are fixed on one side of the slide block fixing plate; the upper end of the adjusting screw is connected with a screw pressing sleeve in a rotating manner, and a lower supporting plate is fixed on the screw pressing sleeve; an upper pressure plate is arranged above the lower supporting plate; the rod head supporting device comprises a trolley, a lifting device is installed on the trolley, and a movable supporting plate is installed at the upper end of the lifting device. The core tube pressing and adjusting device is connected with the guide rail of the tool rack and matched with the movable rod head supporting device, so that the coaxiality of the core tube and the rod head after welding is guaranteed, clamping correction can be moved according to the placing position of a workpiece, the machining precision is improved, and the operation is convenient, time-saving and labor-saving.
Description
Technical Field
The invention relates to the technical field of hydraulic cylinders, in particular to a movable core tube welding correction device.
Background
The core pipe is an oil guide component in the hydraulic cylinder, and the core pipe is longer than 7 meters basically, so that the coaxiality of the core pipe and the rod head cannot be ensured during core pipe assembly welding, welding is askew, and the like, so that the processing of the next procedure is difficult, and the product quality is influenced.
The chinese patent discloses a platform is adjusted well in coiled tubing welding (CN 205166303U), include by last fixed platform, the base assembly that the undersetting is connected through the support longeron of perpendicular setting, still including the oil pipe that sets up the one end of last fixed platform at base assembly adjust well the oil pipe of peripheral platform assembly and the other end and adjust the mobile station assembly well, wherein support longeron and last peripheral platform and lower department and defend and decide to defend between the platform and connect through the otic placode with deciding, in the operation process, can freely adjust its fixed length of adjusting well bench according to oil pipe's crooked degree, and then adjust the position of adjusting well of mobile station nimble both ends oil pipe through oil pipe, finely tune through both ends oil pipe positioner at last, adjust well with the accuracy of realizing both ends oil pipe.
When the technology is applied to core tube welding, the following problems exist:
because the diameter and the shape of the rod head and the core pipe are different, the coaxiality of the core pipe and the rod head after welding is difficult to ensure, and the welding is easy to be askew; there is no fixed reference in the process of adjusting the coaxiality of the rod head and the core tube, the core tube is placed on the rack, the welding seam allowance of the rod head is inserted, and the core tube is driven to move together when the angle of the rod head is adjusted, so that the correction effect cannot be achieved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a movable core tube welding correction device.
The invention is realized by the following technical scheme: a movable core tube welding correction device comprises two symmetrical tool rack frames for placing core tubes, wherein guide rails are arranged on the tool rack frames; the guide rail is provided with a core tube pressing and adjusting mechanism for adjusting the position of the end part of the core tube, and a rod head supporting device for adjusting the position of the rod head is arranged at a position close to one end of the core tube;
the core tube pressing and adjusting mechanism comprises a sliding block fixing plate which is slidably arranged on the guide rail; a screw nut is fixed on one side of the slide block fixing plate, and an adjusting screw is connected in the screw nut in a matching manner; the upper end of the adjusting screw is rotatably connected with a screw pressing sleeve, a lower supporting plate is fixed on the screw pressing sleeve, and a V-shaped groove for placing a core pipe is formed in the lower supporting plate; an upper pressure plate is arranged above the lower supporting plate, and the upper pressure plate is connected with the lower supporting plate through a T-shaped bolt;
the rod head supporting device comprises a trolley, and a movable roller is arranged below the trolley; the trolley is provided with a lifting device, the upper end of the lifting device is provided with a movable supporting plate, and the movable supporting plate is provided with a V-shaped groove for placing the rod head; a pair of guide posts is fixed below the movable support plate and is in sliding fit with a sliding hole in the trolley.
It further comprises the following steps: the tool rack comprises a cross beam for placing the core tube, and the guide rail is fixed on the side face of the cross beam.
The lower supporting plate is provided with an open T-shaped groove, and the upper pressing plate is provided with a long hole and a unthreaded hole which are opposite to the T-shaped groove; the T-shaped bolts are two, one end of a T-shaped head of each T-shaped bolt is installed in a T-shaped groove in the lower supporting plate in a matched mode, the upper end of one T-shaped bolt is installed in an unthreaded hole of the upper pressing plate, the upper end of the other T-shaped bolt penetrates through a long hole of the upper pressing plate, and a compression nut is installed at the upper end of each T-shaped bolt.
The lower end of the adjusting screw rod is fixedly connected with a rotating handle I.
The lifting device is connected with a rotating handle II.
Compared with the prior art, the invention has the beneficial effects that: the core pipe compresses tightly adjusting device and is connected with the guide rail of frock rack, and mobilizable pole head strutting arrangement of cooperation and angle appearance use, has not only guaranteed the axiality of core pipe after welding with the pole head, can also remove to press from both sides tight the correction according to the locating position of work piece, convenient operation, labour saving and time saving when improving the machining precision height.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of a core tube pressing adjustment mechanism according to the present invention;
FIG. 3 is a front view of the core tube pressing adjustment mechanism of the present invention;
FIG. 4 is a right side view of the core tube compression adjustment mechanism of the present invention;
FIG. 5 is a schematic perspective view of a club head support according to the present invention;
in the figure: a tooling rack 1; a core tube 2; the core tube compresses tightly the regulating mechanism 3; a guide rail 4; a head support device 5; a head 6; a T-bolt 7; an upper platen 8; a lower support plate 9; a lead screw pressing sleeve 10; a lead screw nut 13; adjusting the lead screw 12; rotating the handle I11; a slider fixing plate 14; a compression nut 15; the movable support plate 16; a guide post 17; a lifting device 18; rotating the handle II 19; a movable roller 20; a trolley 21.
Detailed Description
The following is a specific embodiment of the present invention, which will be further described with reference to the accompanying drawings.
Referring to fig. 1, the mobile core tube welding correction device comprises two symmetrical tool racks 1 for placing core tubes 2, wherein each tool rack 1 comprises a cross beam for placing the core tubes 2, and guide rails 4 with self-locking functions are fixed on the side surfaces of the cross beams. The guide rail 4 is provided with a core tube pressing and adjusting mechanism 3. The two ends of the core tube 2 are placed on the cross beam of the tool rack 1, and then the core tube 2 is adjusted by the core tube pressing adjusting mechanisms 3 at the two ends. A head support device 5 is provided at an end of the core tube 2 where the welding head 6 is to be welded, for adjusting the position of the head 6.
Referring to fig. 2 to 4, the core tube pressing adjustment mechanism 3 includes a slider fixing plate 14 slidably mounted on the guide rail 4, and a locking structure is provided between the slider fixing plate 14 and the guide rail 4 to ensure reliable positioning. A screw nut 13 is fixed on one side of the slider fixing plate 14, and an adjusting screw 12 is connected in the screw nut 13 in a matching manner. Adjust 12 lower extremes of lead screw fixedly connected with and rotate handle I11, the upper end gyration of adjusting lead screw 12 is connected with the lead screw and presses cover 10, is fixed with bottom suspension fagging 9 on the lead screw presses cover 10, offers the V type groove that is used for placing core pipe 2 on the bottom suspension fagging 9. A screw pressing sleeve 10 is arranged below the lower support 9 and is matched with an adjusting screw 12, so that the problem that the lower support plate 9 is driven to rotate when the adjusting screw 12 is rotated is effectively solved.
An upper pressure plate 8 is arranged above the lower supporting plate 9, and the upper pressure plate 8 is connected with the lower supporting plate 9 through a T-shaped bolt 7. Specifically, the method comprises the following steps: an open T-shaped groove is formed in the lower supporting plate 9, and a long hole and a light hole which are opposite to the T-shaped groove are formed in the upper pressing plate 8. The number of the T-shaped bolts 7 is two, one end of the T-shaped head of each T-shaped bolt 7 is installed in a T-shaped groove in the lower supporting plate 9 in a matched mode, the upper end of one T-shaped bolt 7 is installed in an unthreaded hole of the upper pressing plate 8, the upper end of the other T-shaped bolt 7 is arranged in a long hole of the upper pressing plate 8 in a penetrating mode, and a compression nut 15 is installed at the upper end of each T-shaped bolt 7. The upper pressing plate 8 is provided with a long hole type moving groove and a guiding unthreaded hole, one T-shaped bolt plays a guiding role, the other T-shaped bolt can be horizontally adjusted and is matched with the compression nut 1 to compress the upper pressing plate 8, and the lower supporting plate 9 is provided with a V-shaped structure, so that the compression nut 15 can be screwed up at the position of the maximum pressing force according to the positions of core pipes with different rod diameters, and the core pipes are prevented from shifting when being squeezed.
As shown in fig. 5, the head support device 5 includes a carriage 21, and a movable roller 20 is mounted below the carriage 21. The trolley 21 is provided with a lifting device 18, the lifting device 18 is connected with a rotating handle II 19, the upper end of the lifting device 18 is provided with a movable supporting plate 16, and the movable supporting plate 16 is provided with a V-shaped groove for placing the rod head 6. A pair of guide posts 17 is fixed under the movable support plate 16, and the guide posts 17 are in sliding fit with sliding holes on the trolley 21.
Because the pole head quality is heavier, artifical manual cohesion or with the correction of crane hoist, the axiality when hardly guaranteeing the welding, for preventing that the pole head from rocking about on it, design V type mechanism on the removal backup pad 16 with the pole head contact, and installed elevating gear 18 in removal backup pad 16 below, adjust the pole head height through rotating handle II 19, use two guide pillars 17 to guarantee the stability of removal backup pad 16 simultaneously, install gyro wheel 20 on dolly 21, improve the convenience and the flexibility of whole device and use manpower sparingly and operating time.
The working principle is as follows:
the core tube 2 to be welded with the rod head 6 is arranged on the tool rack 1 in an open mode, the distance (preferably less than or equal to 500 mm) of the core tube 2 beyond the tool rack 1 is adjusted, the core tube 2 is pressed tightly by the core tube pressing adjusting mechanism 3, then the core tube is arranged on the core tube by the angle instrument, and the core tube is kept horizontal by adjusting the lead screw 12;
then, the head 6 is placed on the head support device 5, the end of the core tube is inserted into the welding seam allowance on the head, the head is placed on the head by an angle gauge for detection, the height of the head is adjusted by the head support device 5 to keep the head horizontal, and then welding is performed.
The embodiment mainly comprises a tool rack, a core tube pressing and adjusting mechanism, a rod head supporting device, an angle instrument and the like. Adopt core pipe to compress tightly adjustment mechanism and compress tightly fixedly with core pipe needs welded one end, detect whether the core pipe state of placing this moment is level through the angle appearance, compress tightly adjustment mechanism's elevation structure through the core pipe and adjust core pipe angle of placing, adjust on pole head strutting arrangement's lift platform through placing the pole head, weld at last. Installing a movable guide rail on a tool rack to match with a core pipe pressing adjusting mechanism according to the field processing operation environment to realize pressing welding at different positions; the movable core tube pressing adjusting mechanism and the rod head supporting device ensure welding coaxiality, and meanwhile, the application range and convenience are expanded.
Claims (5)
1. A mobile core tube welding correction device,
the method is characterized in that:
the core tube positioning device comprises two symmetrical tool racks (1) for placing core tubes (2), wherein guide rails (4) are arranged on the tool racks (1); the guide rail (4) is provided with a core tube pressing and adjusting mechanism (3) for adjusting the end position of the core tube (2), and a rod head supporting device (5) for adjusting the position of the rod head (6) is arranged at a position close to one end of the core tube (2);
the core tube pressing and adjusting mechanism (3) comprises a sliding block fixing plate (14) which is arranged on the guide rail (4) in a sliding mode; a screw nut (13) is fixed on one side of the slider fixing plate (14), and an adjusting screw (12) is connected in the screw nut (13) in a matching manner; the upper end of the adjusting screw rod (12) is rotatably connected with a screw rod pressing sleeve (10), a lower supporting plate (9) is fixed on the screw rod pressing sleeve (10), and a V-shaped groove for placing the core pipe (2) is formed in the lower supporting plate (9); an upper pressure plate (8) is arranged above the lower supporting plate (9), and the upper pressure plate (8) is connected with the lower supporting plate (9) through a T-shaped bolt (7);
the club head supporting device (5) comprises a trolley (21), and a movable roller (20) is arranged below the trolley (21); the trolley (21) is provided with a lifting device (18), the upper end of the lifting device (18) is provided with a movable supporting plate (16), and the movable supporting plate (16) is provided with a V-shaped groove for placing the rod head (6); a pair of guide posts (17) is fixed below the movable support plate (16), and the guide posts (17) are in sliding fit with sliding holes on the trolley (21).
2. The mobile core tube welding correction device of claim 1 wherein: the tooling rack (1) comprises a cross beam for placing the core pipe (2), and the guide rail (4) is fixed on the side surface of the cross beam.
3. The mobile core tube welding correction device of claim 1 wherein: an open T-shaped groove is formed in the lower supporting plate (9), and a long hole and a smooth hole which are opposite to the T-shaped groove are formed in the upper pressing plate (8); t type bolt (7) are provided with two, and in the T type groove of T type head end cooperation installation on backup pad (9) down of T type bolt (7), in the unthreaded hole of top board (8) was installed to a T type bolt (7) upper end, in the slot hole of top board (8) was worn to establish in another T type bolt (7) upper end, and gland nut (15) are installed to T type bolt (7) upper end.
4. The mobile core tube welding correction device of claim 1 wherein: the lower end of the adjusting screw rod (12) is fixedly connected with a rotating handle I (11).
5. The mobile core tube welding correction device of claim 1 wherein: the lifting device (18) is connected with a rotating handle II (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210065360.4A CN114310139A (en) | 2022-01-20 | 2022-01-20 | Movable core tube welding correction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210065360.4A CN114310139A (en) | 2022-01-20 | 2022-01-20 | Movable core tube welding correction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114310139A true CN114310139A (en) | 2022-04-12 |
Family
ID=81029437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210065360.4A Pending CN114310139A (en) | 2022-01-20 | 2022-01-20 | Movable core tube welding correction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114310139A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600197A (en) * | 2013-11-14 | 2014-02-26 | 中国核工业华兴建设有限公司 | Butting sleeve adjusting tool and using method thereof |
| CN209363921U (en) * | 2018-12-29 | 2019-09-10 | 北京韩建河山管业股份有限公司 | In small-bore steel short tube assembly weld accessory cart |
| CN110977257A (en) * | 2019-11-29 | 2020-04-10 | 北京中科中电电力工程管理有限公司 | Enclosed bus installation equipment and method |
| CN211733731U (en) * | 2019-12-11 | 2020-10-23 | 渤海造船厂集团有限公司 | Shear type lifting device with transverse adjusting function |
| KR102192444B1 (en) * | 2020-08-05 | 2020-12-16 | (주) 국제플랜트 | Open chuck clamp welder |
| CN112453816A (en) * | 2019-07-11 | 2021-03-09 | 云和县恒毅模具厂 | Butt welding device for large-diameter steel pipes |
| CN213615116U (en) * | 2020-11-18 | 2021-07-06 | 济宁职业技术学院 | Welding tool for welding |
| CN213945502U (en) * | 2020-11-18 | 2021-08-13 | 北京泰德市政工程有限公司 | Support arrangement for welded pipe says and uses |
-
2022
- 2022-01-20 CN CN202210065360.4A patent/CN114310139A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103600197A (en) * | 2013-11-14 | 2014-02-26 | 中国核工业华兴建设有限公司 | Butting sleeve adjusting tool and using method thereof |
| CN209363921U (en) * | 2018-12-29 | 2019-09-10 | 北京韩建河山管业股份有限公司 | In small-bore steel short tube assembly weld accessory cart |
| CN112453816A (en) * | 2019-07-11 | 2021-03-09 | 云和县恒毅模具厂 | Butt welding device for large-diameter steel pipes |
| CN110977257A (en) * | 2019-11-29 | 2020-04-10 | 北京中科中电电力工程管理有限公司 | Enclosed bus installation equipment and method |
| CN211733731U (en) * | 2019-12-11 | 2020-10-23 | 渤海造船厂集团有限公司 | Shear type lifting device with transverse adjusting function |
| KR102192444B1 (en) * | 2020-08-05 | 2020-12-16 | (주) 국제플랜트 | Open chuck clamp welder |
| CN213615116U (en) * | 2020-11-18 | 2021-07-06 | 济宁职业技术学院 | Welding tool for welding |
| CN213945502U (en) * | 2020-11-18 | 2021-08-13 | 北京泰德市政工程有限公司 | Support arrangement for welded pipe says and uses |
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