CN215091525U - Welding platform for tower crane rotation welding and fixing device thereof - Google Patents
Welding platform for tower crane rotation welding and fixing device thereof Download PDFInfo
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- CN215091525U CN215091525U CN202120885424.6U CN202120885424U CN215091525U CN 215091525 U CN215091525 U CN 215091525U CN 202120885424 U CN202120885424 U CN 202120885424U CN 215091525 U CN215091525 U CN 215091525U
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Abstract
The utility model discloses a be used for tower machine spin welding's welded platform and fixing device thereof. Welding platform and fixing device thereof include the base platform, one of base platform serves and is equipped with the swinging boom mount pad, the bottom and the base platform fixed connection of swinging boom mount pad, the inside rotary mechanism that is equipped with in upper end of swinging boom mount pad, rotary mechanism's lower extreme is connected with the swinging boom mount pad, rotary mechanism's upper end is connected with the crossbeam, the crossbeam is kept away from rotary mechanism's one end and can be dismantled and be connected with the activity peg, the one end that the crossbeam was kept away from to the activity peg can be dismantled and be connected with the platform fixing base, the one end that the movable peg was kept away from to the platform fixing base is connected with the one end that the swinging boom mount pad was kept away from to the base platform, the downside of crossbeam is equipped with flattening mechanism, flattening mechanism's upper end is connected with the crossbeam. The utility model discloses the gyration of many specifications of adaptation is assembled, solves simultaneously because the error that the irregular deformation of unloading panel leads to accumulates and accomplishes this station with the work integration of next station for reduce and transport improvement production efficiency.
Description
Technical Field
The utility model relates to a tower machine auxiliary assembly technical field especially relates to a be used for tower machine rotary welding's welded platform and fixing device thereof.
Background
The tower crane (tower crane for short) is one of the important tools for vertical and horizontal load transportation in building construction, and has the operating characteristics of large lifting capacity, high height and long amplitude. With the comprehensive spreading of the national large capital construction, high-rise buildings are more and more dense, and the frequency of tower crane cross operation among building sites and among a plurality of tower cranes is higher and higher. The slewing bearing frame in the tower crane needs to be formed through a welding process.
In the prior art, a rotary bottom plate is placed on a platform to be scribed, middle plates and an upper panel are sequentially subjected to spot welding, welding seams are welded, and machining is carried out. Because the plates of the rotary supporting frame are thick and have large specification, bending deformation inevitably exists, and the deformation of the plates cannot be effectively controlled by the conventional scheme, so that the conditions of large processing amount and insufficient processing allowance frequently occur in the next machining process.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a be used for tower machine spin welding's welded platform and fixing device thereof. According to the utility model discloses a be used for tower machine rotary welding's welded platform and fixing device adapts to the gyration of many specifications and assembles, solves simultaneously because the error accumulation that unloading panel irregular deformation leads to and accomplish this station with the work integration of next station for reduce to transport and improve production efficiency, the utility model discloses a technical scheme as follows:
according to one aspect of the utility model, a welding platform for rotary welding of a tower crane and a fixing device thereof are provided, which comprises a base platform, a rotating arm mounting seat is arranged at one end of the base platform, the bottom of the rotating arm mounting seat is fixedly connected with the base platform, a rotating mechanism is arranged inside the upper end of the rotating arm mounting seat, the lower end of the rotating mechanism is connected with the rotating arm mounting seat, the upper end of the rotating mechanism is connected with a cross beam, one end of the cross beam far away from the rotating mechanism is detachably connected with a movable hanging rod, the end of the movable hanging rod far away from the cross beam is detachably connected with a platform fixing seat, the end of the platform fixing seat far away from the movable hanging rod is connected with the end of the base platform far away from the rotating arm mounting seat, the lower side of the cross beam is provided with a flattening mechanism, and the upper end of the flattening mechanism is connected with the cross beam.
Preferably, the rotating mechanism comprises a first bearing assembly, a second bearing assembly and a rotating shaft, the first bearing assembly is sleeved at the lower end of the rotating shaft, the second bearing assembly is sleeved on the rotating shaft and is positioned above the first bearing assembly, and one end, far away from the first bearing assembly, of the rotating shaft penetrates through the rotating arm mounting seat and is connected with the cross beam.
Preferably, the first bearing assembly comprises a first deep groove ball bearing and a first thrust ball bearing, and the first deep groove ball bearing and the first thrust ball bearing are both sleeved at the lower end of the rotating shaft.
Preferably, the second bearing assembly comprises a second deep groove ball bearing and a second thrust ball bearing, and the second deep groove ball bearing and the second thrust ball bearing are both sleeved on the rotating shaft.
Preferably, the flattening mechanism comprises a hydraulic cylinder, a fixed sleeve and a pressing beam, the upper end of the hydraulic cylinder is fixedly connected with the cross beam, the output end of the hydraulic cylinder is connected with the fixed sleeve, and the lower end of the fixed sleeve is connected with the pressing beam.
Preferably, the fixed external member comprises a sleeve and a connecting rod, the upper end of the sleeve is connected with the output end of the hydraulic cylinder, the lower end of the sleeve is connected with the connecting rod, and one end, far away from the sleeve, of the connecting rod is fixedly connected with the pressing beam.
The above technical scheme of the utility model, have as follows and show the effect:
welding platform and fixing device thereof include the base platform, one of base platform serves and is equipped with the swinging boom mount pad, the bottom and the base platform fixed connection of swinging boom mount pad, the inside rotary mechanism that is equipped with in upper end of swinging boom mount pad, rotary mechanism's lower extreme is connected with the swinging boom mount pad, rotary mechanism's upper end is connected with the crossbeam, the crossbeam is kept away from rotary mechanism's one end and can be dismantled and be connected with the activity peg, the one end that the crossbeam was kept away from to the activity peg can be dismantled and be connected with the platform fixing base, the one end that the movable peg was kept away from to the platform fixing base is connected with the one end that the swinging boom mount pad was kept away from to the base platform, the downside of crossbeam is equipped with flattening mechanism, flattening mechanism's upper end is connected with the crossbeam. The utility model discloses the gyration of many specifications of adaptation is assembled, solves simultaneously because the error that the irregular deformation of unloading panel leads to accumulates and accomplishes this station with the work integration of next station for reduce and transport improvement production efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the revolving support frame.
1-base platform, 2-rotating arm mounting base, 3-rotating mechanism, 4-cross beam, 5-movable hanging rod, 6-platform fixing base, 7-flattening mechanism, 8-upper panel, 9-cylinder plate, 10-lower panel, 11-ring plate, 31-first bearing assembly, 32-second bearing assembly, 33-rotating shaft, 71-hydraulic cylinder, 72-fixing kit, 73-pressing beam, 311-first deep groove ball bearing, 312-first thrust ball bearing, 321-second deep groove ball bearing, 322-second thrust ball bearing, 721-sleeve and 722-connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.
As shown in fig. 1-2, according to the utility model, a welding platform and its fixing device for tower crane rotation welding, the welding platform and its fixing device comprises a base platform 1, one end of the base platform 1 is provided with a rotating arm mounting seat 2, the bottom of the rotating arm mounting seat 2 is fixedly connected with the base platform 1, the upper end of the rotating arm mounting seat 2 is internally provided with a rotating mechanism 3, the rotating mechanism comprises a first bearing assembly 31, a second bearing assembly 32 and a rotating shaft 33, the first bearing assembly 31 comprises a first deep groove ball bearing 311 and a first thrust ball bearing 312, the first deep groove ball bearing 311 and the first thrust ball bearing 312 are both sleeved on the lower end of the rotating shaft 33, the outer sides of the first deep groove ball bearing 311 and the first thrust ball bearing 312 are fixedly connected with the inner wall of the rotating arm mounting seat 2, the first deep groove ball bearing 311 is located above the first thrust ball bearing 312, the second bearing assembly 32 comprises a second deep groove ball bearing 321 and a second thrust ball bearing 322, the second deep groove ball bearing 321 and the second thrust ball bearing 322 are both sleeved on the rotating shaft 33, the outer sides of the second deep groove ball bearing 321 and the second thrust ball bearing 322 are fixedly connected with the inner wall of the rotating arm mounting seat 2, the second deep groove ball bearing 321 is located above the second thrust ball bearing 322, and one end, far away from the first bearing assembly 31, of the rotating shaft 33 penetrates through the rotating arm mounting seat 2. Through first deep groove ball bearing 311, first thrust ball bearing 312, second deep groove ball bearing 321 and second thrust ball bearing 322, can make rotation axis 33 carry out 360 rotations, because of the crossbeam belongs to the heavy object, adopts two bearing assembly cooperations, the rotation swinging boom that can relax.
The upper end of rotation axis 33 is connected with crossbeam 4, the one end that rotary mechanism 3 was kept away from to crossbeam 4 has movable peg 5 through the round pin hub connection, the one end that crossbeam 4 was kept away from to movable peg 5 has platform fixing base 6 through the round pin hub connection, the one end that movable peg 5 was kept away from to platform fixing base 6 is connected with the one end that swivel arm mount pad 2 was kept away from to base platform 1, the downside of crossbeam 4 is equipped with flattening mechanism 7, flattening mechanism 7 includes pneumatic cylinder 71, fixed external member 72 and pressure roof beam 73, the upper end and the crossbeam 4 fixed connection of pneumatic cylinder 71, the output and the fixed external member 72 of pneumatic cylinder 71 are connected, fixed external member 72 includes sleeve 721 and connecting rod 722, the upper end of sleeve 721 is connected with the output of pneumatic cylinder 71, the lower extreme and the connecting rod 722 are connected, the one end and the pressure roof beam 73 fixed connection that sleeve 721 were kept away from to connecting rod 722.
When the rotary support frame is welded, the upper panel 8 is firstly placed on the base platform 1, the cylindrical plate 9 is hung, the rotating shaft 33 is rotated, the rotating shaft 33 drives the cross beam 4 to rotate, one end of the movable hanging rod 5 is connected with the cross beam 4 through a pin shaft, and the other end of the movable hanging rod 5 is connected with the platform fixing seat 6 through a pin shaft; starting the hydraulic cylinder 71, pressing the pressing beam 73 downwards, pressing the cylindrical plate 9 against the upper panel 8, and fixing the cylindrical plate 9 and the upper panel 8 at the joint by spot welding; the pin shaft on the movable hanging rod 5 is detached, the cross beam 4 is turned to one side, then the lower panel 10 is lifted and placed on the cylindrical plate 9, then the cross beam 4, the movable hanging rod 5 and the platform fixing seat 6 are connected, the hydraulic cylinder 71 is started, the lower panel 10 is pressed and attached to the cylindrical plate 9 through the pressing beam 73, spot welding fixing is conducted on the connection portion of the lower panel 10 and the cylindrical plate 9, the ring plate 11 is lifted and placed on the lower panel 10, the hydraulic cylinder 71 is started, the ring plate 11 is pressed and attached to the lower panel 10 through the pressing beam 73, and the ring plate 11 and the lower panel 10 are fixed through spot welding.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a be used for tower machine spin welding's welded platform and fixing device which characterized in that: including the base platform, one of base platform serves and is equipped with the swinging boom mount pad, the bottom and the base platform fixed connection of swinging boom mount pad, the inside rotary mechanism that is equipped with in upper end of swinging boom mount pad, rotary mechanism's lower extreme with the swinging boom mount pad is connected, rotary mechanism's upper end is connected with the crossbeam, the crossbeam is kept away from rotary mechanism's one end can be dismantled and be connected with movable peg, movable peg is kept away from the one end of crossbeam can be dismantled and be connected with the platform fixing base, the one end that movable peg was kept away from to the platform fixing base with the base platform is kept away from the one end of swinging boom mount pad and is connected, the downside of crossbeam is equipped with flattening mechanism, flattening mechanism's upper end with the crossbeam is connected.
2. The welding platform for the rotary welding of the tower crane and the fixing device thereof as claimed in claim 1, wherein: the rotating mechanism comprises a first bearing assembly, a second bearing assembly and a rotating shaft, the first bearing assembly is sleeved at the lower end of the rotating shaft, the second bearing assembly is sleeved on the rotating shaft and located above the first bearing assembly, and one end, far away from the first bearing assembly, of the rotating shaft penetrates through the rotating arm mounting seat and is connected with the cross beam.
3. The welding platform for the rotary welding of the tower crane and the fixing device thereof as claimed in claim 2, wherein: the first bearing assembly comprises a first deep groove ball bearing and a first thrust ball bearing, and the first deep groove ball bearing and the first thrust ball bearing are sleeved at the lower end of the rotating shaft.
4. The welding platform for the rotary welding of the tower crane and the fixing device thereof as claimed in claim 2, wherein: the second bearing assembly comprises a second deep groove ball bearing and a second thrust ball bearing, and the second deep groove ball bearing and the second thrust ball bearing are sleeved on the rotating shaft.
5. The welding platform for the rotary welding of the tower crane and the fixing device thereof as claimed in claim 1, wherein: the flattening mechanism comprises a hydraulic cylinder, a fixed sleeve and a pressing beam, the upper end of the hydraulic cylinder is fixedly connected with the cross beam, the output end of the hydraulic cylinder is connected with the fixed sleeve, and the lower end of the fixed sleeve is connected with the pressing beam.
6. The welding platform for the rotary welding of the tower crane and the fixing device thereof as claimed in claim 5, wherein: the fixed external member comprises a sleeve and a connecting rod, the upper end of the sleeve is connected with the output end of the hydraulic cylinder, the lower end of the sleeve is connected with the connecting rod, and the connecting rod is far away from one end of the sleeve and fixedly connected with the pressing beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120885424.6U CN215091525U (en) | 2021-04-27 | 2021-04-27 | Welding platform for tower crane rotation welding and fixing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120885424.6U CN215091525U (en) | 2021-04-27 | 2021-04-27 | Welding platform for tower crane rotation welding and fixing device thereof |
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| Publication Number | Publication Date |
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| CN215091525U true CN215091525U (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120885424.6U Active CN215091525U (en) | 2021-04-27 | 2021-04-27 | Welding platform for tower crane rotation welding and fixing device thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084411A (en) * | 2021-04-27 | 2021-07-09 | 广西建工集团建筑机械制造有限责任公司 | Welding platform for tower crane rotation welding and fixing device thereof |
| CN117428385A (en) * | 2023-12-21 | 2024-01-23 | 江苏远望起重机械制造有限公司 | Welding platform for port crane assembly |
-
2021
- 2021-04-27 CN CN202120885424.6U patent/CN215091525U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113084411A (en) * | 2021-04-27 | 2021-07-09 | 广西建工集团建筑机械制造有限责任公司 | Welding platform for tower crane rotation welding and fixing device thereof |
| CN117428385A (en) * | 2023-12-21 | 2024-01-23 | 江苏远望起重机械制造有限公司 | Welding platform for port crane assembly |
| CN117428385B (en) * | 2023-12-21 | 2024-03-08 | 江苏远望起重机械制造有限公司 | Welding platform for port crane assembly |
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