CN208592544U - The silent floor unit automatic centring device of steel box-girder - Google Patents
The silent floor unit automatic centring device of steel box-girder Download PDFInfo
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- CN208592544U CN208592544U CN201821306148.8U CN201821306148U CN208592544U CN 208592544 U CN208592544 U CN 208592544U CN 201821306148 U CN201821306148 U CN 201821306148U CN 208592544 U CN208592544 U CN 208592544U
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- girder
- steel box
- floor unit
- mandril
- silent floor
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Abstract
The utility model discloses a kind of silent floor unit automatic centring devices of steel box-girder, including at least two pairs of spaced regulating devices, and each pair of regulating device is symmetricly set on steel box-girder silent floor unit two sides；The regulating device includes mandril and jacking block；The mandril is arranged along the width direction of the silent floor unit of steel box-girder, can move along the width direction of the silent floor unit of steel box-girder；Mandril is arranged in close to one end of the silent floor unit of steel box-girder in jacking block, and when work, the jacking block vertically downward, support to the angle seaming position of the silent floor unit of steel box-girder by the lower end of jacking block.The utility model structure is simple, it is easy to use, the working efficiency of the corner connection seam welding work of the silent floor unit of steel box-girder can be effectively improved, labor intensity of staff when to the silent floor unit of middle steel box-girder and welding mechanism is reduced using automation, the stability for guaranteeing welding mechanism, improves the welding quality of weld seam.
Description
Technical field
The utility model relates to steel box-girders to weld auxiliary installing device.More specifically, the utility model relates to a kind of steel
The silent floor unit automatic centring device of box beam.
Background technique
Present large bridge can all use steel box girder, and steel box-girder is mainly used for providing support, avoid bridge deformation.
Steel box-girder is generally formed by connecting by components such as top plate and bottom plate, silent ribs by full welding manner, large number of.At present in reality
Adjustment welding torch position is mostly used to position when steel box-girder bottom plate is welded with the inside and outside synchronous weldering of the silent floor of steel box-girder in greatly
The silent floor unit position while welding of centering steel box-girder, disadvantage are that the error of centralization is big, are easy to appear welding accident, cause to do over again or
Additionally get angry, influence production efficiency, influences welding quality.
Therefore, efficient and convenient to make how when steel box-girder bottom plate is welded with the inside and outside synchronous weldering of the silent floor of steel box-girder
The silent floor cell corner seam automatic centering welding mechanism of steel box-girder improves production efficiency, guarantees the welding quality of weld seam, is this
Field technical staff technical problem urgently to be resolved.
Utility model content
Aiming at the above defects or improvement requirements of the prior art, the purpose of the utility model is to provide a kind of structures simply,
Reduce labour, the silent floor unit automatic centring device of the high steel box-girder of welding efficiency.
In order to realize these purposes and other advantages according to the present utility model, a kind of silent floor list of steel box-girder is provided
First automatic centring device comprising at least two pairs of spaced regulating devices, each pair of regulating device are symmetricly set on steel
Box beam silent floor unit two sides；The regulating device includes mandril and jacking block；The mandril is along the silent floor unit of steel box-girder
Width direction setting, can be moved along the width direction of the silent floor unit of steel box-girder；Jacking block is arranged in mandril close to steel box-girder
One end of silent floor unit, when work, vertically downward, the lower end of jacking block is supported to the silent floor of steel box-girder for the jacking block and mandril
The angle seaming position of unit.
Specifically, the jacking block is connect with mandril by pin shaft, jacking block can be rotated around mandril；When work, mandril is along steel case
Beam silent floor cell width direction is mobile to the silent floor unit of steel box-girder, and jacking block turns to, centering completion vertical with mandril
When release, mandril is retreated, and jacking block can turn into a line with mandril.
Specifically, the mandril invaginates to form square groove close to one end of the silent floor unit of steel box-girder；The jacking block
Upper end be fastened in the square groove.
Specifically, further including power mechanism, drive the mandril along the width direction water of the silent floor unit of steel box-girder
Translation is dynamic.
Specifically, the power mechanism includes cylinder, the piston rod of the mandril and cylinder is arranged in parallel, the mandril with
The piston rod of cylinder is fixedly connected.
Optionally, the power mechanism is oil cylinder, and the piston rod of the mandril and oil cylinder is arranged in parallel, the mandril and oil
The piston rod of cylinder is fixedly connected.
Optionally, the power mechanism includes gear and the rack gear that engages with gear, and the rack gear is parallel with the mandril
It is arranged and the two is fixedly connected；The gear is connected to motor, motor driven gear rotation, and the gear rotation drives the tooth
Item is moved left and right in horizontal plane.
Optionally, the power mechanism includes screw rod, feed screw nut, motor；The motor is fixed, the motor with it is described
Screw rod connection；The screw rod passes through the feed screw nut, and the two is sequentially connected；The mandril is arranged in parallel with the screw rod,
And the mandril is fixed with the feed screw nut；The motor drives the screw rod rotation, and the feed screw nut is in the screw rod
Upper back-and-forth motion simultaneously drives the mandril to move horizontally along the width direction of the silent floor unit of steel box-girder.
Specifically, the regulating device further includes structure rack, the engine is detachably and fixedly provided on structure rack
Structure.
The utility model is include at least the following beneficial effects:
The utility model is to adapt to the silent floor unit of steel box-girder in inside and outside synchronous welding, improves the silent floor of steel box-girder
The inside and outside welding angle seam welds technique of unit and a kind of centralising device designed, present apparatus structure is simple, easy to use, can be effective
The working efficiency for improving the silent floor cell corner seam welds work of steel box-girder reduces staff to middle steel using automation
Labor intensity when the silent floor unit of box beam and welding mechanism, guarantees the stability of welding mechanism, improves the welding matter of weld seam
Amount.
The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through
Research and practice to the utility model and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is mandril described in the utility model and the hinged schematic diagram of jacking block；
Fig. 3 is mandril described in the utility model and rack gear connection relationship diagram；
Fig. 4 is the piston rod connection relationship diagram of mandril described in the utility model and gas/oil cylinder；
Fig. 5 is mandril described in the utility model and feed screw nut's connection relationship diagram；
Fig. 6 is the side view of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.In addition, institute in the various embodiments of the present invention described below
The technical characteristic being related to can be combined with each other as long as they do not conflict with each other.
In the description of the present invention, term " transverse direction ", " longitudinal direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, and is not the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
As shown in Figure 1, the utility model provides a kind of silent floor unit automatic centring device of steel box-girder.The automatic centering
Device is arranged in steel box-girder silent floor unit two sides.The lateral position of workpiece is determined by the automatic centring device.
The automatic centring device includes regulating device, and regulating device is symmetricly set on the silent floor unit two of steel box-girder in pairs
Side.Regulating device is arranged at intervals at least two pairs along steel box-girder silent floor element length direction.As shown in the figure is the one of side
A regulating device.The regulating device includes mandril 3 and jacking block 4.The width side of the silent floor unit 5 of steel box-girder is arranged in mandril 3
To side, mandril 3 can move horizontally along the width direction of the silent floor unit 5 of steel box-girder.Jacking block 4 is fixed on top vertically downward
One end of the silent floor unit 5 of the close steel box-girder of bar 3.Before welding, the lower end of jacking block 4 is supported to the silent floor unit of steel box-girder
5 angle seaming position.
Such as Fig. 2, mandril 3 invaginates to form square groove close to one end of the silent floor unit 5 of steel box-girder.The upper end of jacking block 4
It is fastened in the square groove.Jacking block 4 is hinged on mandril 3 by what pin shaft 8 can rotate vertically.When not working, jacking block 4 can be with
It is rotated into mandril 3 point-blank, when work, jacking block 4 is vertical with mandril 3.Jacking block with mandril is semi-active links, pass through pin
Axis is fixed, and by limiting groove, when ejection is limited rotational, it can be made to turn to during top solid with mandril upright position
It is fixed motionless, it can be turned to when retracting in alignment with mandril.
The silent floor unit automatic centring device of the steel box-girder further includes power mechanism 2, and mandril 3 is driven to close along steel box-girder
The width direction of mouth floor unit 5 moves horizontally.There are many embodiments and specific structure of power mechanism 2.
In one embodiment, such as Fig. 3, power mechanism 2 includes horizontally disposed gear 9 and the tooth that engages with gear 9
Item 10.Rack gear 10 is arranged in parallel with mandril 3 and the two is fixedly connected.Gear 9 is connected to motor, and passes through 9 turns of motor-driven gear
It is dynamic, retarding power mechanism can be designed between motor and gear 9.The rotation band carry-over bar 10 of gear 9 is along the silent floor list of steel box-girder
The width direction of member 5 is mobile, to drive mandril 3 mobile.
In another embodiment, such as Fig. 4, power mechanism 2 includes cylinder or oil cylinder 11, mandril 3 and cylinder or oil cylinder
11 piston rod is arranged in parallel, and mandril 3 is fixedly connected with the front end of cylinder or the piston rod of oil cylinder 11.Piston rod drives mandril 3
Width direction along the silent floor unit 5 of steel box-girder moves.
In another embodiment, such as Fig. 5, power mechanism 2 includes screw rod 14, feed screw nut to power mechanism power mechanism
13, motor 12.Motor 12 is fixed, and motor 12 is connect with screw rod 14.Screw rod 14 passes through feed screw nut 13, and the two is sequentially connected.
Mandril 3 is arranged in parallel with screw rod 14, and mandril 3 and feed screw nut 13 are fixed.When motor drives screw mandrel 14 rotates, screw rod 14 is driven
Feed screw nut 13 is moved forward and backward and mandril 3 is driven to move horizontally along the width direction of the silent floor unit 5 of steel box-girder.
Above-mentioned regulating device further includes structure rack 1, dismountable stationary engine structure 2 on structure rack 1.
The silent floor unit automatic centring device of steel box-girder is composed of two or more independent regulating devices, and is united
One control.The utility model mainly includes the components such as structure rack 1, power mechanism 2, mandril 3, jacking block 4.Power mechanism 2 is being tied
It installs and drives mandril 3 along the width direction horizontal movement of the silent floor unit 5 of steel box-girder, top in the center of gantry frame 1
Block 4 is vertically fixed on the lower end surface of 3 front end of mandril, and jacking block 4, perpendicular to ground, jacking block 4 can be flexibly connected around 90 ° of pin shaft,
Facilitate recycling.After to middle completion, mandril 3 retreat, angle becomes larger from 90 ° between jacking block 4 and mandril 3, can up to top
Bar 3 is at 180 °.Jacking block 4 and bottom plate are detached from, and eliminate the frictional force between jacking block 4 and bottom plate.
After silent rib and bottom plate are positioned by way of spot welding, the silent floor unit 5 of steel box-girder is formed.In steel box-girder
When silent floor unit 5 is in preparation welded corner joint in welding platform, a silent floor unit corresponds to welding gun 6 at least one pair
And/or a pair of outer welding gun 7, welding gun and/or the outer welding gun of a pair are arranged at the length side of the silent floor unit of steel box-girder in one pair
Upwards, start power mechanism 2, adjust mandril 3 make mandril 3 to the silent floor unit of steel box-girder mobile, 4 lower end of jacking block to steel box-girder
Silent floor unit is mobile until supporting to the angle seaming position of the silent floor unit 5 of steel box-girder.Complete the silent floor list of steel box-girder
After the automatic centering of the corner connection seam of member 5, mandril 3 and jacking block 4 are withdrawn, using welding gun pipette tips as basic point, two jacking blocks are auxiliary magnet, are guaranteed
Sight alignment, the angle seam of the adjustment silent floor unit of steel box-girder connects position and welding gun in one pair and the outer welding torch position of a pair is corresponding,
Welding gun and outer welding gun are relatively motionless in one pair, and the silent floor of steel box-girder is moved along its its length direction, and steel box-girder to be welded is silent
The corner connection seam of floor unit 5 is welded by welding gun 6 in one pair and/or a pair of outer welding gun 7, the angle of the completion silent floor unit of steel box-girder
The welding sewed up.The corner connection seam of the silent floor unit 5 of the lower steel box-girder of centering after the completion of welding.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of silent floor unit automatic centring device of steel box-girder, which is characterized in that the automatic centring device includes at least
Two pairs of spaced regulating devices, each pair of regulating device are symmetricly set on steel box-girder silent floor unit two sides；It is described
Regulating device includes mandril and jacking block；The mandril is arranged along the width direction of the silent floor unit of steel box-girder, can be along steel box-girder
The width direction of silent floor unit is mobile；Mandril is arranged in close to one end of the silent floor unit of steel box-girder in jacking block, when work,
The jacking block vertically downward, support to the angle seaming position of the silent floor unit of steel box-girder by the lower end of jacking block.
2. the silent floor unit automatic centring device of steel box-girder as described in claim 1, which is characterized in that the jacking block and top
Bar is connected by pin shaft, and jacking block can be rotated around mandril；When work, mandril is along steel box-girder silent floor cell width direction to steel case
The silent floor unit of beam is mobile, and jacking block turns to vertical with mandril.
3. the silent floor unit automatic centring device of steel box-girder as claimed in claim 2, which is characterized in that the mandril is close
It invaginates to form square groove in one end of the silent floor unit of steel box-girder；The upper end of the jacking block is fastened in the square groove.
4. the silent floor unit automatic centring device of steel box-girder as described in any one of claims 1-3, which is characterized in that also wrap
Power mechanism is included, the mandril is driven to move horizontally along the width direction of the silent floor unit of steel box-girder.
5. the silent floor unit automatic centring device of steel box-girder as claimed in claim 4, which is characterized in that the power mechanism
Including cylinder, the piston rod of the mandril and cylinder is arranged in parallel, and the mandril is fixedly connected with the piston rod of cylinder.
6. the silent floor unit automatic centring device of steel box-girder as claimed in claim 4, which is characterized in that the power mechanism
For oil cylinder, the piston rod of the mandril and oil cylinder is arranged in parallel, and the mandril is fixedly connected with the piston rod of oil cylinder.
7. the silent floor unit automatic centring device of steel box-girder as claimed in claim 4, which is characterized in that the power mechanism
Including gear and the rack gear engaged with gear, the rack gear is arranged in parallel with the mandril and the two is fixedly connected；The gear
It is connected to motor, motor driven gear rotation, the gear rotation drives the rack gear to move left and right in horizontal plane.
8. the silent floor unit automatic centring device of steel box-girder as claimed in claim 4, which is characterized in that the power mechanism
Including screw rod, feed screw nut, motor；The motor is fixed, and the motor is connect with the screw rod；The screw rod passes through the silk
Stem nut, and the two is sequentially connected；The mandril is arranged in parallel with the screw rod, and the mandril and the feed screw nut are solid
It is fixed；The motor drives the screw rod rotation, and the feed screw nut is moved forward and backward on the screw rod and drives the mandril edge
The width direction of the silent floor unit of steel box-girder moves horizontally.
9. the silent floor unit automatic centring device of steel box-girder as described in claim 1, which is characterized in that the regulating device
Further include structure rack, is detachably and fixedly provided with power mechanism on structure rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821306148.8U CN208592544U (en) | 2018-08-14 | 2018-08-14 | The silent floor unit automatic centring device of steel box-girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821306148.8U CN208592544U (en) | 2018-08-14 | 2018-08-14 | The silent floor unit automatic centring device of steel box-girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208592544U true CN208592544U (en) | 2019-03-12 |
Family
ID=65604846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821306148.8U Active CN208592544U (en) | 2018-08-14 | 2018-08-14 | The silent floor unit automatic centring device of steel box-girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208592544U (en) |
-
2018
- 2018-08-14 CN CN201821306148.8U patent/CN208592544U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430000 Hubei science and Technology Park Road 6 Wuhan Economic Development Zone, Wuhan Patentee after: Hubei Tiangao Bridge Engineering Co.,Ltd. Address before: 430000 Hubei science and Technology Park Road 6 Wuhan Economic Development Zone, Wuhan Patentee before: HUBEI TIANTU BRIDGE TECHNOLOGY RESEARCH Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 430000 No. 6, kekekeyuan Road West, Wuhan Economic Development Zone, Wuhan City, Hubei Province Patentee after: Hubei Tiangao steel bridge Zhizao Technology Co.,Ltd. Address before: 430000 No. 6, kekekeyuan Road West, Wuhan Economic Development Zone, Wuhan City, Hubei Province Patentee before: Hubei Tiangao Bridge Engineering Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Automatic centering device for closed rib plate unit of steel box girder Effective date of registration: 20220113 Granted publication date: 20190312 Pledgee: Bank of China Limited Wuhan Hanyang sub branch Pledgor: Hubei Tiangao steel bridge Zhizao Technology Co.,Ltd. Registration number: Y2022420000012 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |