CN211540064U - Steel ball positioning device for steel truss welding - Google Patents
Steel ball positioning device for steel truss welding Download PDFInfo
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- CN211540064U CN211540064U CN201922448161.8U CN201922448161U CN211540064U CN 211540064 U CN211540064 U CN 211540064U CN 201922448161 U CN201922448161 U CN 201922448161U CN 211540064 U CN211540064 U CN 211540064U
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Abstract
The application discloses steel truss welding steel ball positioner includes: longmen frame subassembly and positioning seat, the longmen frame subassembly includes: the first lifting lug is arranged on the portal frame and is opposite to a preset point of the steel ball; the electric pulley block is arranged on the first lifting lug; the positioning seat includes: the steel ball positioning device comprises a support, a fixed screw group, a top plate and a positioning adjusting screw, wherein an accommodating hole is formed in the middle area of the top plate, and the bottom of a steel ball is clamped in the accommodating hole; the device has simple structure, all required parts can be obtained at the construction site, and the steel truss welding steel ball is conveniently assembled, welded and assembled at the steel truss welding steel ball site; the device can improve the positioning precision of the steel truss welding steel ball.
Description
Technical Field
The application relates to a steel ball positioning device for steel truss welding, and belongs to the field of steel trusses.
Background
In the installation construction of the steel truss, the connection between the steel truss and the support is mainly divided into hinged connection and rigid connection. The rigid connection is realized by adopting a structure consisting of a welding ball, a stiffening rib, a bottom plate and an anchor bolt. The welding ball is a key part for connecting the support and the upper truss structure and is used for ensuring accurate positioning during installation of the steel truss, so that the on-site assembling precision and the welding quality of the welding steel ball directly influence the overall quality and the use safety of hoisting the steel truss.
The existing welding steel ball positioning method has the disadvantages that the method is complex in operation steps, the steel ball needs to meet the position control requirements of horizontal and vertical elevations after installation, the steel ball in the existing positioning method lacks reliable supporting points, the steel ball is easy to shift in positioning during assembly welding, the positioning is difficult, errors generated after welding are large in accumulated errors after a plurality of subsequent installation steps.
SUMMERY OF THE UTILITY MODEL
The application provides a steel truss welding steel ball positioning device for solving the technical problem.
The application provides a steel truss welding steel ball positioner includes: a gantry frame component and a positioning seat,
the portal frame subassembly includes: the first lifting lug is arranged on the portal frame and is opposite to a preset point of the steel ball; the electric pulley block is arranged on the first lifting lug;
the positioning seat includes: the steel ball positioning device comprises a support, a fixed bolt group, a top plate and a positioning adjusting screw rod, wherein an accommodating hole is formed in the middle area of the top plate, and the bottom of a steel ball is clamped in the accommodating hole;
the fixed bolt group and the positioning adjusting screw are respectively in threaded connection with the support and are arranged perpendicular to the support;
the fixed bolt groups are symmetrically arranged on two side edges of the support in pairs, and the top ends of the fixed bolt groups are connected with the bottom surface of the top plate;
the positioning adjusting screw rod is arranged at the center of the top surface of the support, and the top end of the positioning adjusting screw rod extends out of the accommodating hole of the top plate and is abutted against the steel ball.
Preferably, the method comprises the following steps: and the supporting bar is accommodated in the top surface of the support and is parallel to the transverse edge of the support, and the positioning adjusting screw rod longitudinally penetrates through the supporting bar and is vertically arranged in the supporting bar and is in threaded connection with the supporting bar.
Preferably, the set screw comprises: the first screw rod and the second screw rod are a group and are arranged on one side edge of the top surface of the support and connected with one side of the top plate;
the third screw rod and the fourth screw rod are a group and are arranged on the other opposite side edge of the top surface of the support and connected with the other opposite side of the top plate.
Preferably, the stand comprises: and the reinforcing rib is arranged in the side wall of the support.
Preferably, the first lifting lug is a steel sheet, one end of the first lifting lug is fixed on the portal frame, the other end of the first lifting lug extends towards the steel ball and is vertical to the portal frame, and a through hole which transversely penetrates through the first lifting lug along the first lifting lug is arranged on the extending end;
and a second lifting lug is arranged at the positioning point of the steel ball.
Preferably, the set of fixing bolts comprises; a plurality of screws;
the positioning adjusting screw is a screw;
the side walls of the bottoms of the screw rods are provided with operating rods in pairs.
Preferably, the gantry comprises: the crossbeam and the stand that sets up in pairs, the both ends of crossbeam pass through the flange board with the stand respectively and are connected.
Preferably, the top plate is a radian plate, and the bottom side wall of the steel ball is clamped with the top plate.
Preferably, the support comprises a bottom plate, and a bottom plate pad is arranged on the bottom surface of the support.
Preferably, the support is a bracket angle steel, and the specification of the bracket angle steel is L70 × 6; the thickness of the top plate is 20 mm.
The beneficial effects that this application can produce include:
1) the steel truss welding steel ball positioning device is used for positioning a welding steel ball in the steel truss field assembling process. The portal frame and the positioning seat are combined for use, the steel ball of the positioning seat provides a stable and adjustable supporting surface, the rural portal frame is used for adjusting or conveying the steel ball, and accurate positioning before welding of the steel ball is simply and conveniently achieved.
2) The positioning device for the steel truss welding steel ball is simple in structure, required parts can be obtained at a construction site, and splicing, welding and assembling at the steel truss welding steel ball site are facilitated; the device can improve the positioning precision of the steel truss welding steel ball, and further ensure the installation precision of the steel truss. The device is used for welding and positioning the steel balls, is convenient to operate, high in practicability, capable of being repeatedly used as a template, suitable for projects with higher positioning precision requirements for steel truss welding steel balls, low in manufacturing cost, capable of being manufactured quickly in batches, and greatly improving the assembling precision and the structure safety in the field assembling and welding process of the steel truss welding steel balls.
Drawings
FIG. 1 is a schematic view of a steel truss welding steel ball positioning device provided by the application in a use state;
fig. 2 is a perspective view of the positioning seat provided in the present application;
illustration of the drawings:
100. a gantry; 110. a first lifting lug; 200. a steel ball; 210. a second lifting lug; 310. a top plate; 320. a base plate; 330. positioning an adjusting screw rod; 340. a set of fixed screws; 350. a support; 351. Reinforcing ribs; 352. a support strip.
Detailed Description
The present application will be described in detail with reference to examples, but the present application is not limited to these examples.
Referring to fig. 1, the steel truss welding steel ball positioning device provided by the application comprises: a gantry frame component and a positioning seat,
the portal frame subassembly includes: the steel ball welding machine comprises an electric pulley block, a portal frame 100 and a first lifting lug 110, wherein the first lifting lug 110 is welded on the portal frame 100 just opposite to the preset position of the steel ball 200. Generally, the middle of the portal frame 100, preferably, the first lifting lug 110 is a steel plate, one end of the first lifting lug is fixed on the portal frame 100, the other end of the first lifting lug extends towards the steel ball 200 perpendicular to the portal frame 100, and a through hole transversely penetrating through the first lifting lug 110 along the first lifting lug 110 is arranged on the extending end. The electric pulley assembly can lift the steel ball 200 by taking the first lifting lug 110 as a stress fulcrum, and place the steel ball 200 at a preset installation position. The electric pulley block is arranged on the first lifting lug 110.
Referring to fig. 2, the positioning socket includes: a seat 350, a set of set screws 340, a top plate 310, and a set adjustment screw 330. A plurality of screw holes are arranged on the top surface of the support 350 at intervals; the fixed screw group 340 and the positioning adjusting screw 330 are in threaded connection with the support 350 through screw holes and are arranged perpendicular to the support 350; the top end of the fixed screw group 340 is connected with the bottom surface of the top plate 310; the positioning adjusting screw 330 is arranged at the center of the top surface of the support 350, and the free end of the positioning adjusting screw 330 extends out of the center of the top plate 310; the top plate 310 is a circular plate provided with a receiving hole at a central region. The bottom of the steel ball 200 falls into the receiving hole of the top plate 310 and is snapped into the receiving hole.
Referring to fig. 2, the set of fixing screws 340 includes at least two sets of screws, and the sets of screws are symmetrically disposed on both sides of the support 350 in pairs. The top plate 310 can be leveled and provide a stable supporting force through the screw rod, and a stable horizontal supporting surface is provided for the steel ball 200. Each set of screws is disposed on the opposite side of the top plate 310, and the screws are parallel to each other, perpendicular to the support 350 and connected to the bottom surface of the top plate 310. Each screw is in threaded connection with the support 350, and the height of the screw can be adjusted by rotating the screw, so that the height and the horizontal plane can be conveniently adjusted.
The positioning adjusting screw 330 is a screw whose extending end can be directly abutted against the steel ball 200, and the top surface facing surface of the steel ball 200 placed in the top plate 310 can be adjusted by operating the positioning adjusting screw 330. Preferably, the second lifting lug 210 is welded on the top surface of the steel ball 200, so that the pulley block is connected with the steel ball 200, and the second lifting lug 210 on the steel ball 200 is mainly used for adjusting the orientation.
Specifically, the support angle used by the support 350 is L70 × 6. The top plate 310 is 20mm thick. The specification of the screw rod channel steel is C18.
Preferably, a support bar 352 is further included, the support bar 352 is accommodated in the top surface of the holder 350 and is parallel to the lateral side of the holder 350, and the positioning adjustment screw 330 is vertically disposed in the support bar 352 through the support bar 352 in a longitudinal direction and is screw-coupled to the support bar 352.
The positioning and adjusting screw 330 can move up and down in the support 350 by forming a screw hole in the support bar 352, and the center of the steel ball 200 can be conveniently found and operated by adjusting the position of the screw hole on the support bar 352.
Preferably, the support bar 352 is removably attached to the holder 350, and removal of the support bar 352 facilitates re-opening the holes as desired.
Preferably, the fixing screw group 340 includes: the first screw rod, the second screw rod, the third screw rod and the fourth screw rod are a group and are arranged on one side edge of the top surface of the support 350 and connected with one side of the top plate 310; the third and fourth screws are a set disposed on the other opposite side of the top surface of the support 350 and connected to the other opposite side of the top plate 310.
The adjustment of the top plate 310 can be realized by only arranging 4 screw rods, so that the cost is saved.
Preferably, the base plate 320 is further included, and the base plate 320 is padded on the bottom surface of the support 350. Specifically, the bottom plate 320 has a thickness of 12 mm.
Preferably, the top plate 310 is a cambered plate, and the bottom side wall of the steel ball 200 is clamped with the top plate 310. The positioning stability is improved, and the steel ball 200 is prevented from moving in the top plate 310.
Preferably, the gantry 100 includes a beam and columns arranged in pairs, and both ends of the beam are connected to the columns through flange plates, respectively. The flange plates are connected, so that the connection is stable and reliable, and the installation is convenient. Specifically, the specification of the steel pipe of the gantry 100 is phi 102 x 6, and the thicknesses of the connecting flange plate of the gantry 100 and the beam lug plate of the gantry 100 are both 12 mm.
Preferably, the set screw 340 includes a plurality of screws; the positioning adjusting screw 330 is a screw, and the operating rods are arranged on the side wall of the bottom of the screw in pairs. The screw rod is convenient to rotate by arranging the operating rod, and the condition is high. The operation rods are provided in pairs on the side walls of the positioning adjustment screw 330.
Preferably, the holder 350 includes: 351, 351 are arranged in the side wall of the support 350 for enhancing the stress strength of the support 350, so as to provide better support for the steel ball 200.
During the use, at first set up electronic lifting block in first lug 110 department on portal frame 100, set up second lug 210 at welding steel ball 200 preset point department, electronic lifting block passes through U type and unloads the fastener, hangs welding steel ball 200 on portal frame 100.
After the welding steel ball 200 is adjusted to the reserved position by adjusting the electric lifting block, the positioning seat is placed under the welding steel ball 200, the positioning adjusting screw 330 in the positioning seat is adjusted to a preset elevation, and after the adjustment is finished, the electric lifting block is adjusted to place the welding steel ball 200 at a preset position on the top plate 310. At this time, the fixing screw group 340 is adjusted, and the position of the top plate 310 is adjusted, so that the welding steel ball 200 is clamped in the top plate 310.
The device is convenient for the on-site assembling and welding of the steel truss welding steel ball 200, improves the positioning precision of the steel truss welding steel ball 200, and further ensures the installation precision of the steel truss. The steel truss welding steel ball assembling and welding device is simple in structure, convenient to operate, strong in practicability, capable of being repeatedly used as a template, suitable for projects with higher requirements on positioning accuracy of the steel truss welding steel ball 200, low in manufacturing cost, capable of being manufactured rapidly in batches, and capable of greatly improving assembling accuracy and guaranteeing safety of the structure in the steel truss welding steel ball 200 field assembling and welding process.
Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.
Claims (10)
1. The utility model provides a steel truss welding steel ball positioner which characterized in that includes: a gantry frame component and a positioning seat,
the portal frame assembly comprises: the device comprises an electric pulley block, a portal frame (100) and a first lifting lug (110), wherein the first lifting lug (110) is arranged on the portal frame (100) and is opposite to a preset point of the steel ball; the electric pulley block is arranged on the first lifting lug (110);
the positioning seat includes: the steel ball positioning device comprises a support (350), a fixed screw group (340), a top plate (310) and a positioning adjusting screw (330), wherein an accommodating hole is formed in the middle area of the top plate (310), and the bottom of the steel ball is clamped in the accommodating hole;
the fixed screw group (340) and the positioning adjusting screw (330) are respectively connected with the support (350) in a threaded manner and are arranged perpendicular to the support (350);
the fixed screw groups (340) are symmetrically arranged on two side edges of the support (350) in pairs, and the top ends of the fixed screw groups (340) are connected with the bottom surface of the top plate (310);
the positioning adjusting screw rod (330) is arranged at the center of the top surface of the support (350), and the top end of the positioning adjusting screw rod (330) extends out of the accommodating hole of the top plate (310) and abuts against the steel ball.
2. The steel truss welded steel ball positioning device of claim 1, comprising: and the supporting bar (352) is accommodated in the top surface of the support (350) and is parallel to the transverse side of the support (350), and the positioning adjusting screw (330) longitudinally penetrates through the supporting bar (352) and is vertically arranged in the supporting bar (352) and in threaded connection with the supporting bar (352).
3. The steel truss welded steel ball positioning device as claimed in claim 1, wherein the set of set screws (340) comprises: the first screw rod, the second screw rod, the third screw rod and the fourth screw rod are a group and are arranged on one side edge of the top surface of the support (350) and connected with one side of the top plate (310);
the third screw and the fourth screw are a group and are arranged on the other opposite side of the top surface of the support (350) and connected with the other opposite side of the top plate (310).
4. The steel truss welded steel ball positioning device as claimed in claim 1, wherein the seat (350) comprises: and the reinforcing rib (351) is arranged in the side wall of the support (350).
5. The steel ball positioning device for steel truss welding according to claim 1, wherein the first lifting lug (110) is a steel piece, one end of the first lifting lug is fixed on the portal frame (100), the other end of the first lifting lug extends towards the steel ball and is perpendicular to the portal frame (100), and a through hole transversely penetrating through the first lifting lug (110) along the first lifting lug (110) is arranged on the extending end;
and a second lifting lug (210) is arranged at the positioning point of the steel ball.
6. The steel truss welded steel ball positioning device as claimed in claim 1, wherein the set of set screws (340) comprises; a plurality of screws;
the positioning adjusting screw (330) is a screw;
and operating rods are arranged on the side walls of the bottoms of the screw rods in pairs.
7. The steel truss welded steel ball positioning device of claim 1, wherein the gantry (100) comprises: the beam and the stand that sets up in pairs, the both ends of beam pass through the flange board with the stand respectively and are connected.
8. The steel truss welding steel ball positioning device as claimed in claim 1, wherein the top plate (310) is a radian plate, and the bottom side wall of the steel ball is clamped with the top plate (310).
9. The steel truss welded steel ball positioning device as claimed in claim 1, which comprises a bottom plate, wherein the bottom plate (320) is cushioned on the bottom surface of the support (350).
10. The steel truss welded steel ball positioning device as claimed in claim 1, wherein the support (350) is a bracket angle steel with specification of L70 x 6; the thickness of the top plate (310) is 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448161.8U CN211540064U (en) | 2019-12-30 | 2019-12-30 | Steel ball positioning device for steel truss welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922448161.8U CN211540064U (en) | 2019-12-30 | 2019-12-30 | Steel ball positioning device for steel truss welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211540064U true CN211540064U (en) | 2020-09-22 |
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ID=72511833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922448161.8U Active CN211540064U (en) | 2019-12-30 | 2019-12-30 | Steel ball positioning device for steel truss welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211540064U (en) |
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2019
- 2019-12-30 CN CN201922448161.8U patent/CN211540064U/en active Active
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Address after: 730000, No. 660, middle section of Kunlunshan Avenue, Lanzhou New District, Lanzhou City, Gansu Province Patentee after: Gansu science and Industry Construction Group Co.,Ltd. Address before: 730000, No. 660, middle section of Kunlunshan Avenue, Lanzhou New District, Lanzhou City, Gansu Province Patentee before: GANSU JIANTOU STEEL STRUCTURE CO.,LTD. |