CN113020842B

CN113020842B - Tool platform for machining steel box arched beam steel structure

Info

Publication number: CN113020842B
Application number: CN202110161476.3A
Authority: CN
Inventors: 韦大川; 胡旭; 黄运贝; 覃勇平; 李增辉; 谢伟宁; 曾华亮
Original assignee: Guangxi Mingjia Steel Structure Engineering Co ltd
Current assignee: Guangxi Road Construction Group Hongjia Steel Structure Engineering Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2022-11-29
Anticipated expiration: 2041-02-05
Also published as: CN113020842A

Abstract

The invention discloses a tooling platform for processing a steel box arched beam steel structure, which belongs to the related technical field of bridges, wherein a shell is arranged above the surface of a base plate, the shell comprises a left half shell and a right half shell which are jointed and matched through opposite surfaces, a sliding part is fixed at the bottom of the left half shell, a sliding rail which is connected with the sliding part in a sliding way is arranged on one side of the surface of the base plate, the right half shell is rotatably arranged on one side of the surface of the base plate, two vertical plates are also arranged in the shell, one vertical plate is fixed in the left half shell, the other vertical plate is arranged in a telescopic rod in a sliding way and can slide along the axial direction of the shell, and a clamping mechanism is arranged in the shell.

Description

Tool platform for machining steel box arched girder steel structure

Technical Field

The invention relates to the technical field of bridges, in particular to a tool platform for processing a steel box arched beam steel structure.

Background

The main bearing structure of the steel structure bridge adopts a steel bridge, namely the steel structure bridge, a steel box girder is needed in the noise reduction process, the steel box girder is also called a steel plate box girder, is a common structural form of a large-span bridge and is generally used on a bridge with a large span, the steel box girder is called the steel box girder because the steel box girder is shaped like a box, the steel box girder suitable for processing an arch bridge is also called the steel box arch girder, the steel box girder is generally formed by connecting plate bodies such as a top plate, a bottom plate, a web plate, a transverse partition plate, a longitudinal partition plate and stiffening ribs in a full welding mode, the existing steel box girder is generally welded by using a simple workbench in the welding process, the universality is poor, frequent dismounting and clamping tools are needed in the welding process which is not in the same plane, and therefore, a tool platform for processing the steel box arch girder needs to be developed to overcome the defects in the prior art.

Disclosure of Invention

The invention aims to provide a tooling platform for processing a steel box arched beam steel structure, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides a frock platform is used in processing of steel box arched beam steel construction, includes the bed plate, bed plate surface top is provided with the casing, and the casing of telling includes half casing on the left side and half casing on the right side through opposite face joint complex, half casing bottom on the left side is fixed with sliding part, bed plate surface one side sets up the slide rail with sliding part sliding connection, half casing on the right side rotationally sets up in bed plate surface one side, install automatic bonding tool in the casing, automatic bonding tool sets up the top at half casing on the left side, still be provided with two upright boards in the casing, one of them upright board is fixed in half casing on the left side, another the axis direction that just can follow the casing that upright board slides and sets up in half casing on the right side slides, be equipped with fixture in the casing, fixture is including arranging two centre gripping subassemblies on two upright boards respectively.

As a further scheme of the invention: the peripheral both ends of half casing on the right are equallyd divide and are respectively fixed with a drive roll, the front and back side of half casing on the right just is located the surface top of bed plate and is equipped with two sets of driven voller with drive roll complex, the fixed surface of bed plate has two sets of roller seats the same with driven voller quantity, the driven voller is equallyd divide and is installed respectively on the roller seat that corresponds separately, the surface of bed plate and the outside that is located half casing on the right are provided with and are used for half casing on the right to rotate driven drive assembly.

As a still further scheme of the invention: the driving assembly comprises a driven pulley, a driving pulley and a variable frequency motor, a pulley shaft is fixed at the center of the side wall of the right half shell, the driven pulley is installed on the periphery of the pulley shaft, the variable frequency motor is installed on the surface of the base plate, the driving pulley is installed at the shaft extension end of the variable frequency motor, and the driven pulley and the driving pulley are connected through a belt.

As a still further scheme of the invention: the utility model discloses a quick-witted, including the centre gripping subassembly, the centre gripping unit includes slide, centre gripping lead screw, double-shaft motor, connecting rod, slip depression bar, adjust cylinder and splint, double-shaft motor installs the outer terminal surface at upright plate, the top and the bottom of the outer terminal surface of upright plate are equallyd divide and are respectively fixed with a bearing frame, two the centre gripping lead screw of centre gripping unit rotates respectively and connects between two flexible ends of double-shaft motor and the bearing frame that corresponds, slide slip cap establish on the plate body of upright plate and with centre gripping lead screw spiro union, adjust cylinder installs the interior terminal surface of upright plate and its end that stretches out is fixed with the stop collar, the articulated connecting rod that is connected with on the slide, the connecting rod is different from slide one end and is articulated with slip depression bar one end, stop collar slip depression bar body of rod is established to the cover, splint are fixed at the other end tip of slip depression bar, and the splint of two centre gripping units set up relatively.

As a still further scheme of the invention: the other vertical plate is connected with the inner wall of the right half shell in a sliding mode, a telescopic rod is further fixedly mounted on the inner wall of the right half shell, and the other vertical plate is fixed with the telescopic end of the telescopic rod.

As a still further scheme of the invention: the clamping surfaces of the clamping plates are provided with a layer of anti-skid layer.

As a still further scheme of the invention: the inner end face of the left half shell is provided with a containing groove, the containing groove is internally connected with an annular filter cover through a plurality of compression springs, part of the cover body of the annular filter cover slides to stretch out the containing groove, the inner end face of the right half shell is provided with a slot matched with the outer end of the annular filter cover, the periphery of the left half shell is circumferentially provided with a plurality of threaded holes, the threaded holes are all screwed with quick-locking screws, and the inner ends of the quick-locking screws are abutted to the surface of the annular filter cover.

Compared with the prior art, the invention has the beneficial effects that: the plate bodies in the same plane can be welded, the plate bodies in a certain angle in space can be welded, welding of welding seams with a certain length can be completed through movement of the vertical plates in the right half shell along the axis of the shell, and welding of the plate bodies in different positions can be completed without dismounting a fixture during automatic space welding, so that the efficiency of manufacturing the steel box girder is improved; through the arrangement of the clamping mechanism, the optimal clamping positions of different plate bodies can be stably clamped, the clamping points can be effectively changed, the automatic welding head is matched for effective welding, the damage to the plate bodies caused by the excessively short or excessively long clamping positions during welding is avoided, meanwhile, the limitation of the welding positions caused by the fixed clamping width is avoided, and the clamping mechanism can clamp the plate bodies with different widths and different thicknesses so as to facilitate the welding; through the setting of annular filter bowl etc. both can adjust the welding seam length of weldable, and welding length has further expanded under the effect of telescopic link, utilizes the exposure of the annular filter bowl of appropriate area again, and the adjustment gets into the content of the oxygen in the casing in the unit interval, welds to the steel case arched girder structure of difference to satisfy best welding environment, through the setting of casing, avoided welding slag to splash simultaneously, ensured the safety of processing.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of a clamping assembly according to the present invention.

Fig. 3 is a side view of the right half shell of the present invention.

Fig. 4 is a partially enlarged view of a portion a of fig. 1 according to the present invention.

Figure 5 is a perspective view of the invention showing the mating of the upright plate and the slide.

Fig. 6 is a perspective view of the housing of the present invention.

In the figure: 1. a base plate; 2. a left half shell; 3. a right half shell; 4. an upright plate; 5. a telescopic rod; 6. a slide base; 7. a dual-axis motor; 8. a connecting rod; 9. a sliding pressure lever; 10. adjusting the air cylinder; 11. a splint; 12. a bearing seat; 13. a sliding part; 14. a slide rail; 15. a drive roll; 16. a roller seat; 17. a driven roller; 18. a roll shaft; 19. a driven pulley; 20. a driving pulley; 21. a variable frequency motor; 22. inserting slots; 23. accommodating a tank; 24. a compression spring; 25. an annular filter housing; 26. locking the screw quickly; 27. an automatic welding head; 28. a threaded hole; 29. clamping a screw rod; 30. a limiting sleeve.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below do not represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Referring to fig. 1 to 6, in an embodiment of the present invention, the tooling platform for processing a steel box arched beam steel structure includes a base plate 1, a housing is disposed above a surface of the base plate 1, the housing includes a left half housing 2 and a right half housing 3 that are engaged with each other through opposite surfaces, a sliding portion 13 is fixed at a bottom of the left half housing 2, a slide rail 14 slidably connected to the sliding portion 13 is disposed on one side of the surface of the base plate 1, the right half housing 3 is rotatably disposed on one side of the surface of the base plate 1, an automatic welding head 27 is mounted in the housing, the automatic welding head 27 is disposed on a top of the left half housing 2 or an inner wall of the right half housing 3, two upright plates 4 are further disposed in the housing, one of the upright plates 4 is fixed in the left half housing 2, the other upright plate 4 is slidably disposed in the right half housing 3 and can slide along an axial direction of the housing, a clamping mechanism is disposed in the housing, and the clamping mechanism includes two clamping assemblies respectively disposed on the two upright plates 4.

Preferably, the peripheral both ends of half casing 3 on the right are equallyd divide and are fixed with a drive roll 15 respectively, the front and back side of half casing 3 on the right and be located the surface top of bed plate 1 and be equipped with two sets of driven voller 17 with drive roll 15 complex, the fixed surface of bed plate 1 has two sets of roller seats 16 the same with driven voller 17 quantity, driven voller 17 is equallyd divide and is installed respectively on the roller seat 16 that corresponds separately, the surface of bed plate 1 and the outside that is located half casing 3 on the right are provided with and are used for half casing 3 on the right to rotate driven drive's drive assembly.

Optionally, the driving assembly is not limited, and the driving assembly includes a driven pulley 19, a driving pulley 20 and a variable frequency motor 21, a pulley shaft 18 is fixed at the center of the side wall of the right half-shell 3, the driven pulley 19 is installed at the periphery of the pulley shaft 18, the variable frequency motor 21 is installed on the surface of the base plate 1, the driving pulley 20 is installed at the shaft extension end of the variable frequency motor 21, and the driven pulley 19 and the driving pulley 20 are connected through a belt.

In this embodiment, open the casing, through with the steel box girder (roof, bottom plate, the web, the cross slab, longitudinal baffle) two liang of plate bodies that need the welded utilize two centre gripping subassemblies centre gripping of fixture, and then utilize automatic bonding tool 27 to weld, utilize drive assembly drive right half casing 3 to rotate, through the setting of pivoted right half casing 3, not only can weld the plate body in the same plane, can also weld between the plate body that is certain angle in the space, the welding to certain length welding seam is accomplished along the removal of casing axis to the board 4 of standing vertically in right half casing 3, and need not dismouting anchor clamps when space automatic weld, can accomplish the welding between the plate body of different positions, improve the efficiency of steel box girder preparation.

Referring to fig. 1 to 6, as another preferred embodiment of the present invention, each of the clamping assemblies includes two clamping units distributed vertically, each of the clamping units includes a sliding seat 6, a clamping screw 29, a double-shaft motor 7, a connecting rod 8, a sliding pressure rod 9, an adjusting cylinder 10, and a clamping plate 11, the double-shaft motor 7 is mounted on an outer end surface of the upright plate 4, the top and the bottom of the outer end surface of the upright plate 4 are respectively fixed with a bearing seat 12, the clamping screw 29 of the two clamping units are respectively rotatably connected between two telescopic ends of the double-shaft motor 7 and the corresponding bearing seat 12, the sliding seat 6 is slidably sleeved on a plate body of the upright plate 4 and is in threaded connection with the clamping screw 29, the adjusting cylinder 10 is mounted on an inner end surface of the upright plate 4 and is fixed with a limiting sleeve 30 at an extending end thereof, the sliding seat 6 is hingedly connected with the connecting rod 8, one end of the connecting rod 8 different from the sliding seat 6 is hinged to one end of the sliding pressure rod 9, the limiting sleeve 30 is slidably sleeved on a rod body of the sliding pressure rod 9, the clamping plate 11 is fixed at another end of the sliding pressure rod 9, and the clamping plates 11 of the two clamping units are arranged oppositely.

In this embodiment, a single clamping component works as such, the driving through the double-shaft motor 7 is rotated, make the clamping lead screw 29 rotate, the rotation established through spiro union relation and slip cap is spacing, the connection effect through the connecting rod 8 makes two slip depression bars 9 be close to each other along stop collar 30, carry out the centre gripping to the plate body through making the slide 6 of two clamping components be close to each other, make splint 11 be close to each other through the mutual approaching of slip depression bar 9 and accomplish the centre gripping to the plate body, through the setting of adjust the cylinder 10, not only can carry out fixed stay to stop collar 30 steadily, can also be through adjusting the length of adjusting the end that stretches out of adjust the cylinder 10, adjust the horizontal distance between stop collar 30 and the bearing frame 12, and then realize carrying out the centre gripping to the different best clamping position of different plate bodies, can alternate the grip point effectively, cooperate automatic bonding tool 27 to carry out effectual welding, avoid the too short or overlength of clamping position to form the harm to the plate body when the welding, simultaneously can not lead to welding position because of fixed clamping width again, can carry out the centre gripping to the centre gripping width and further make things convenient to weld to plate body of different width with different thickness.

Referring to fig. 1 and 5, as another preferred embodiment of the present invention, another upright plate 4 is connected to an inner wall of a right half shell 3 in a sliding manner, a telescopic rod 5 is further fixedly mounted on the inner wall of the right half shell 3, and the other upright plate 4 is fixed to the telescopic end of the telescopic rod 5.

In this embodiment, the type of the telescopic rod 5 is not limited, and preferably, the telescopic cylinder is used to adjust the extension length of the telescopic rod 5, and the left half casing 2 is fed to complete the approaching between the plates to be welded.

Referring to fig. 1, as another preferred embodiment of the present invention, the clamping surfaces of the clamping plates 11 are provided with a layer of anti-slip layer.

In this embodiment, can stabilize the centre gripping through the skid resistant course, prevent to skid.

Referring to fig. 1, 4 and 6, as another preferred embodiment of the present invention, an inner end surface of the left half casing 2 is provided with a receiving groove 23, the receiving groove 23 is connected with an annular filter cover 25 through a plurality of compression springs 24, a part of the cover body of the annular filter cover 25 slidably extends out of the receiving groove 23, the inner end surface of the right half casing 3 is provided with a slot 22 adapted to an outer end of the annular filter cover 25, a plurality of threaded holes 28 are circumferentially formed in the periphery of the left half casing 2, quick-locking screws 26 are screwed into the threaded holes 28, and inner ends of the quick-locking screws 26 abut against the surface of the annular filter cover 25.

In this embodiment, through the left half casing 2 with the right half casing 3 joint, make annular filter cover 25 and slot 22 cooperation, go deep into the length of slot 22 through adjustable annular filter cover 25, and then lock through the fast lock screw 26 of screwing, both can adjust weldable welding seam length, and welding length has further expanded under the effect of telescopic link 5, utilize the exposure of the annular filter cover 25 of appropriate area again, the content of the oxygen of adjustment entering casing in the unit interval, weld to different steel box arched girder structures, with satisfying best welding environment, avoid admitting air too big and cause the raw materials waste, perhaps the undersize causes to weld imperviously, the slow defect of welding, simultaneously through the setting of casing, welding slag has been avoided splashing, the safety of processing has been ensured.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice in the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements that have been described above and shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims

1. The tooling platform for machining the steel box arched beam steel structure comprises a base plate (1) and is characterized in that a shell is arranged above the surface of the base plate (1), the shell comprises a left half shell (2) and a right half shell (3) which are matched in a joint mode through opposite surfaces, a sliding part (13) is fixed at the bottom of the left half shell (2), a sliding rail (14) which is connected with the sliding part (13) in a sliding mode is arranged on one side of the surface of the base plate (1), the right half shell (3) is rotatably arranged on one side of the surface of the base plate (1), an automatic welding head (27) is installed in the shell, the automatic welding head (27) is arranged at the top of the left half shell (2), two upright plates (4) are further arranged in the shell, one upright plate (4) is fixed in the left half shell (2), the other upright plate (4) is slidably arranged in the right half shell (3) and can slide along the axis direction of the shell, a clamping mechanism is arranged in the shell and comprises two clamping components which are respectively arranged on the two upright plates (4);

the clamping components comprise two clamping units which are vertically distributed, each clamping unit comprises a sliding seat (6), a clamping screw rod (29), a double-shaft motor (7), a connecting rod (8), a sliding pressure rod (9), an adjusting cylinder (10) and clamping plates (11), the double-shaft motor (7) is installed on the outer end face of the vertical plate (4), the top and the bottom of the outer end face of the vertical plate (4) are respectively fixedly provided with a bearing seat (12), the clamping screw rods (29) of the two clamping units are respectively and rotatably connected between two telescopic ends of the double-shaft motor (7) and the corresponding bearing seats (12), the sliding seat (6) is slidably sleeved on a plate body of the vertical plate (4) and is in threaded connection with the clamping screw rods (29), the adjusting cylinder (10) is installed on the inner end face of the vertical plate (4) and is fixedly provided with a limiting sleeve (30) at the extending end of the inner end of the vertical plate (4), the sliding seat (6) is hinged with the connecting rod (8), one end of the connecting rod (8) different from one end of the sliding seat (6) is hinged with one end of the sliding pressure rod (9), the limiting sleeve (30) is slidably sleeved on the periphery of the sliding pressure rod (9), the other end of the sliding pressure rod (11) is fixed on the clamping unit, and the other end of the clamping plate (11) is arranged opposite to the clamping rod (11);

holding tank (23) have been seted up to the interior terminal surface of half casing (2) in a left side, be connected with annular filter mantle (25) through a plurality of compression spring (24) in holding tank (23), the partial cover body of annular filter mantle (25) slides and stretches out holding tank (23), the interior terminal surface of half casing (3) on the right side offers slot (22) with the outer end adaptation of annular filter mantle (25), a plurality of screw hole (28) have been seted up to the peripheral circumference of half casing (2) on a left side, equal spiro union has fast lock screw (26) on screw hole (28), the inner of fast lock screw (26) is contradicted with the surface of annular filter mantle (25).

2. The tooling platform for processing the steel box arched beam steel structure according to claim 1, wherein a driving roller (15) is respectively fixed at two peripheral ends of the right half shell (3), two groups of driven rollers (17) matched with the driving roller (15) are arranged on the front side and the rear side of the right half shell (3) and above the surface of the base plate (1), two groups of roller seats (16) with the same number as the driven rollers (17) are fixed on the surface of the base plate (1), the driven rollers (17) are respectively arranged on the corresponding roller seats (16), and a driving assembly for driving the right half shell (3) to rotate is arranged on the surface of the base plate (1) and on the outer side of the right half shell (3); the driving assembly comprises a driven pulley (19), a driving pulley (20) and a variable frequency motor (21), a pulley shaft (18) is fixed at the center of the side wall of the right half shell (3), the driven pulley (19) is installed on the periphery of the pulley shaft (18), the variable frequency motor (21) is installed on the surface of the base plate (1), the driving pulley (20) is installed at the shaft extending end of the variable frequency motor (21), and the driven pulley (19) and the driving pulley (20) are connected through a belt.

3. The tooling platform for processing the steel box arched beam steel structure according to claim 2, wherein the other upright plate (4) is connected with the inner wall of the right half shell (3) in a sliding manner, the inner wall of the right half shell (3) is also fixedly provided with an expansion link (5), and the other upright plate (4) is fixed with the expansion link (5).

4. The tooling platform for processing the steel box arched beam steel structure according to claim 1, wherein the clamping surfaces of the clamping plates (11) are provided with a layer of anti-skid layer.