CN208033484U - A kind of pipe-expanding device for light pole welding - Google Patents
A kind of pipe-expanding device for light pole welding Download PDFInfo
- Publication number
- CN208033484U CN208033484U CN201820461782.2U CN201820461782U CN208033484U CN 208033484 U CN208033484 U CN 208033484U CN 201820461782 U CN201820461782 U CN 201820461782U CN 208033484 U CN208033484 U CN 208033484U
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- Prior art keywords
- light pole
- centre pilot
- pipe
- expanding device
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- 238000003466 welding Methods 0.000 title claims abstract description 30
- 241000239290 Araneae Species 0.000 claims abstract description 8
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 9
- 230000004992 fission Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000008450 motivation Effects 0.000 claims 1
- 239000011049 pearl Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The utility model discloses a kind of pipe-expanding devices for light pole welding in tube expander field, including engine base, on engine base Mobile base is connected with through guide rail slide block, the side of Mobile base is sequentially connected with straight line driving mechanism, it is horizontal on the Mobile base to be equipped with centre pilot set, one end of centre pilot set is equipped with tube expansion cone, the axis of tube expansion cone and light pole coincides, tube expansion cone includes spider, spider upper edge has been provided at circumferentially spaced several swing faggings, each fagging that swings covers axis tightening by tightening system to centre pilot, centre pilot puts on the pusher head for being provided with and can covering axial movement along centre pilot, pusher head is sequentially connected with traversing driving device.The utility model can directly swell the open-ended of light pole, reduce the gap between light pole and base flange hole so that welding is more secured, improves welding precision.
Description
Technical field
The utility model belongs to tube expander field, more particularly to a kind of pipe-expanding device for light pole welding.
Background technology
Light pole is exactly the rod piece for installing street lamp, and the bottom of light pole is connected with base flange, can be the bottom of by by built-in fitting
Seat flange fixes on the ground, realizes and street lamp is fixedly mounted.Light pole and base flange are two sseparated components, need to pass through
Light pole and base flange are fixed the mode of welding.When welding light pole and base flange, in order to eliminate or reduce road
Gap between lamp stand and base flange hole improves welding precision, needs that the opening of street lamp boom end swells by tube expander,
So that the welding between light pole and base flange is more solid and reliable.
In the prior art, it includes swollen shell, expanding rod and several swollen pearls to have a kind of tube expander, structure, and expanding rod and swollen pearl are
Cone, expanding rod taper are 2 times of swollen pearl taper, and the lateral surface after expanding rod and the cooperation of swollen pearl is cylinder.The tube expander works
When, expanding rod pushes ahead a distance, then the diameter on the outside of swollen pearl becomes larger, and when tube expansion, tube expander is filled in pipe, is stayed when beginning swollen
There is device distance appropriate, then promote expanding rod, after so that expanding rod, swollen pearl, tube wall is all mutually adjacent to, with spanner or electric tube expander
Expanding rod is driven, is rotated clockwise, then swollen pearl rotates backward, and is rolled in tube wall, tube wall metal is forced to prolong
Exhibition, caliber increase.The tube expander is disadvantageous in that, needs to be operated manually, and the degree of automation is low, inconvenient to use,
When cannot be directly used to welding light pole, tube expansion is carried out to the opening of light pole end.
Utility model content
The purpose of this utility model is to provide a kind of pipe-expanding device for light pole welding, can be directly by light pole
It is open-ended to swell, reduce the gap between light pole and base flange hole so that welding is more secured, improves welding precision.
What the purpose of this utility model was realized in：A kind of pipe-expanding device for light pole welding, including engine base, machine
It is connected with Mobile base through guide rail slide block on seat, side and the straight line driving mechanism of Mobile base are sequentially connected, water on the Mobile base
Flat to be equipped with centre pilot set, one end of centre pilot set is equipped with tube expansion cone, and the axis of tube expansion cone and light pole coincides, swollen
Pipe cone includes spider, and spider upper edge has been provided at circumferentially spaced several swing faggings, and each fagging that swings passes through tightening system
To centre pilot set axis tightening, centre pilot puts on the pusher head for being provided with and can covering axial movement along centre pilot, pusher head
It is sequentially connected with traversing driving device.
When utility model works, light pole is horizontally arranged by positioning tool, straight line driving mechanism pushes Mobile base,
Mobile base is moved adjacent to the position of light pole, and tube expansion cone stretches into the open-ended of light pole, and cross sliding driving device drive pushes away
Dynamic head is covered along centre pilot to be slided, and pusher head, which pushes, swings the outside side oscillation of fagging, swings fagging and opens, tube expansion cone and road
The circle diameter that lamp stand is open-ended to be in contact increases, and struts light pole is open-ended, realizes tube expansion.With prior art phase
Than the beneficial effects of the utility model are：It is open-ended that tube expansion cone automatically extends into light pole, swings fagging and expands automatically,
It struts light pole is open-ended, high degree of automation is easy to use；The seam between light pole and base flange hole can be reduced
Gap so that welding is more secured, improves welding precision.
As the improvement of the utility model, the tightening system is the adjacent tension spring for swinging fagging of connection.Each tension spring will
Adjacent swing fagging tenses, and each tension spring is distributed in a ring, by each swing fagging all to centre pilot set axis tightening, swings support
When plate expands outwardly, stable tension can be provided to light pole inner wall.
The pusher head includes inner core and outer portion as a further improvement of the utility model, and outer portion is set in
Centre pilot covers periphery, and inner core is axially disposed within centre pilot set inside, through radially across between inner core and outer portion
The interconnecting piece of heart guide sleeve side wall is connected, and corresponding connection parts offer wall trench on centre pilot set side wall.Pusher head can be along
The part that centre pilot set opens up wall trench moves back and forth, and centre pilot puts on the part for not opening wall trench, and pusher head can not be moved, be carried
A restraining position is supplied.
The pusher head setting is pushing shaft end, impeller-hub to be axially arranged as a further improvement of the utility model,
In centre pilot set, impeller-hub is sequentially connected with traversing driving device.Traversing driving device drives impeller-hub in centre pilot
Move back and forth in set,
The centre pilot set includes limit section and mobile section, impeller-hub packet as a further improvement of the utility model,
Major diameter section and path section are included, major diameter section is located in limit section, and the internal diameter of mobile section is less than the outer diameter of major diameter section, and path section is in movement
It is moved in section.Impeller-hub major diameter section, which can be covered in centre pilot in limit section, to be moved, and the both ends of the surface of centre pilot set limit section are to push away
Two restraining positions of moving axis, impeller-hub path section move back and forth in centre pilot set mobile section.
The centre pilot set limit section is being supported including two split settings as a further improvement of the utility model,
The seperated of seat both sides covers, and corresponding seperated set is provided with axially extending bore on support base, and needle bearing, impeller-hub are axially arranged in through-hole
Major diameter section passes through needle bearing.Impeller-hub is supported on support base, and when impeller-hub moves back and forth, needle bearing, which can reduce, to rub
It wipes.
The traversing driving device includes being linked together with impeller-hub major diameter section as a further improvement of the utility model,
Leading screw, leading screw and impeller-hub be coaxially disposed, and is arranged with feed screw nut on leading screw, the left and right ends of feed screw nut are equipped with thrust
Bearing.Thrust bearing limits feed screw nut axial movement, and feed screw nut rotation drives leading screw axial movement, impeller-hub to realize horizontal
It moves.
As a further improvement of the utility model, driven gear, driven gear have been arranged concentrically on the feed screw nut
It is wholely set with feed screw nut, driven gear is meshed with driving gear, and the output end in speed reducer is arranged in driving gear, slows down
Machine is connect with motor drive.The output end of motor drives driving gear rotation, driving gear to drive passive after speed reducer slows down
Gear rotates, and feed screw nut realizes rotation.
In order to save space so that the structure of device is compacter, and the Mobile base is equipped with reducer pedestal, reducer pedestal
On be provided with can hold leading screw axially across through-hole, the thrust bearing at the both ends is separately mounted to support base and reducer pedestal
On.
The straight line driving mechanism includes the oil cylinder being mounted on engine base, oil as a further improvement of the utility model,
Piston rod external part and the Mobile base of cylinder are hinged.The piston rod of oil cylinder drives Mobile base to be moved along guide rail.
Description of the drawings
Fig. 1 is the vertical view of the utility model.
Fig. 2 is the front view of the utility model.
Fig. 3 is the sectional view of the utility model.
Fig. 4 is the partial enlarged view of Fig. 3.
Fig. 5 is the partial enlarged view of Fig. 3.
The structural schematic diagram of guide sleeve centered on Fig. 6.
Fig. 7 is the structural schematic diagram of impeller-hub and leading screw.
Fig. 8 is the sectional view along AA of Fig. 3.
Fig. 9 is the BB of Fig. 3 to sectional view.
Figure 10 is the structural schematic diagram of pusher head.
Figure 11 is the CC of Fig. 3 to sectional view.
Figure 12 is the DD of Fig. 3 to sectional view.
Wherein, 1 engine base, 2 guide rail slide blocks, 3 Mobile bases, 4 oil cylinders, 5 centre pilot sets, 501 limit sections, 502 mobile sections, 6
Tube expansion cone, 601 spiders, 602 swing faggings, 7 pusher heads, 701 inner cores, 702 outer portions, 703 interconnecting pieces, 8 tension springs, 9
Wall trench, 10 impeller-hubs, 1001 major diameter sections, 1002 path sections, 11 support bases, 12 needle bearings, 13 leading screws, 13a feed screw nuts, 14
Thrust bearing, 15 driven gears, 16 driving gears, 17 speed reducers, 17a reducer pedestals, 18 motors.
Specific implementation mode
As shown in figs. 1-12, it is a kind of pipe-expanding device for light pole welding, including engine base 1, is slided through guide rail on engine base 1
Block 2 is connected with Mobile base 3, and side and the straight line driving mechanism of Mobile base 3 are sequentially connected, and the straight line driving mechanism includes installation
Oil cylinder 4 on engine base 1, piston rod external part and the Mobile base 3 of oil cylinder 4 are hinged；It is horizontal on Mobile base 3 to be equipped with centre pilot
One end of set 5, centre pilot set 5 is equipped with tube expansion cone 6, and tube expansion cone 6 and the axis of light pole coincide, and tube expansion cone 6 is wrapped
Spider 601 is included, 601 upper edge of spider has been provided at circumferentially spaced several swing faggings 602, and each fagging 602 that swings passes through tightening
Mechanism covers the tightening of 5 axis to centre pilot, and the tightening system is the adjacent tension spring 8 for swinging fagging 602 of connection；Centre pilot set
The pusher head 7 of 5 axial movements can be covered along centre pilot by being provided on 5, and pusher head 7 is sequentially connected with traversing driving device.
Pusher head 7 includes inner core 701 and outer portion 702, and outer portion 702 is set in centre pilot and covers 5 peripheries, inner core
701 are axially disposed within inside centre pilot set 5, through covering 5 sides radially across centre pilot between inner core 701 and outer portion 702
The interconnecting piece of wall is connected, and centre pilot covers the wall trench 9 that corresponding connection parts on 5 side walls offer several annular space distributions.
Pusher head 7 be arranged in 10 end of impeller-hub, impeller-hub 10 be axially disposed within centre pilot set 5 in, impeller-hub 10 with
Traversing driving device is sequentially connected.
Centre pilot set 5 includes limit section 501 and mobile section 502, and impeller-hub 10 includes major diameter section 1001 and path section
1002, major diameter section 1001 is located in limit section 501, and the internal diameter of mobile section 3 is less than the outer diameter of major diameter section 1001, and path section 1002 exists
It is moved in mobile section 502.5 limit section 501 of centre pilot set includes fission set of two split settings in 11 both sides of support base, branch
Corresponding seperated set is provided with axially extending bore on support seat 11, and needle bearing 12,10 major diameter section 1001 of impeller-hub are axially arranged in through-hole
Across needle bearing 12.
The traversing driving device includes the leading screw 13 being linked together with 10 major diameter section 1001 of impeller-hub, leading screw 13 and promotion
Axis 10 is coaxially disposed, and is arranged with feed screw nut 13a on leading screw 13, the left and right ends of feed screw nut 13a are equipped with thrust bearing 14.
Driven gear 15 is arranged concentrically on feed screw nut 13a, driven gear 15 is wholely set with feed screw nut 13a, quilt
Moving gear 15 is meshed with driving gear 16, and the output end in speed reducer 17, speed reducer 17 and motor 18 is arranged in driving gear 16
It is sequentially connected.
Mobile base 3 is equipped with reducer pedestal 17a, be provided on reducer pedestal 17a can hold leading screw 13 axially across through-hole,
The thrust bearing 14 at the both ends is separately mounted on support base 11 and reducer pedestal 17a.
When the present apparatus works, light pole is horizontally arranged by positioning tool, oil cylinder 4 pushes Mobile base 3, Mobile base 3 to move
It moves close to the position of light pole, tube expansion cone 6 stretches into the open-ended of light pole, and motor 18 is after the deceleration of speed reducer 17, band
Dynamic driving gear 16 rotates, and driving gear 16 drives driven gear 15 to rotate, and feed screw nut 13a is also rotated, and drives 13 axis of leading screw
To movement, impeller-hub 10 is moved along centre pilot set 5, and 10 major diameter section 1001 of impeller-hub can cover 5 limit sections 501 in centre pilot
It is mobile, pusher head 7 is limited, pusher head 7, which pushes, swings 602 outside side oscillation of fagging, swings fagging 602 and opens, tube expansion
Cone 6 increases with the open-ended circle diameter being in contact of light pole, and tension spring 8 will swing 602 inside layback of fagging so that tube expansion
The tension of cone 6 is more stable, struts light pole is open-ended, realizes tube expansion.The advantages of present apparatus, is：Tube expansion cone 6 is certainly
The dynamic light pole that stretches into is open-ended, swings fagging 602 and expands automatically, struts light pole is open-ended, high degree of automation makes
With conveniently；The gap between light pole and base flange hole can be reduced so that welding is more secured, improves welding precision.
The utility model is not limited to above-described embodiment, on the basis of technical solution disclosed by the utility model, this
For the technical staff in field according to disclosed technology contents, not needing performing creative labour can be special to some of which technology
Sign makes some and replaces and deform, these are replaced and deformation is within the protection scope of the present utility model.
Claims (10)
1. a kind of pipe-expanding device for light pole welding, which is characterized in that including engine base, be connected with through guide rail slide block on engine base
Mobile base, side and the straight line driving mechanism of Mobile base are sequentially connected, horizontal on the Mobile base to be equipped with centre pilot set, center
One end of guide sleeve is equipped with tube expansion cone, and the axis of tube expansion cone and light pole coincides, and tube expansion cone includes spider, center
Disk upper edge has been provided at circumferentially spaced several swing faggings, and each fagging that swings covers axis tightening by tightening system to centre pilot,
Centre pilot puts on the pusher head for being provided with and can covering axial movement along centre pilot, and pusher head connects with traversing driving device transmission
It connects.
2. a kind of pipe-expanding device for light pole welding according to claim 1, which is characterized in that the tightening system
To connect the adjacent tension spring for swinging fagging.
3. a kind of pipe-expanding device for light pole welding according to claim 1 or 2, which is characterized in that the promotion
Head includes inner core and outer portion, and outer portion is set in centre pilot set periphery, and inner core is axially disposed in centre pilot set
Portion is connected between inner core and outer portion through covering the interconnecting piece of side wall radially across centre pilot, and centre pilot covers right on side wall
Interconnecting piece is answered to offer wall trench.
4. a kind of pipe-expanding device for light pole welding according to claim 3, which is characterized in that the pusher head is set
It sets and shaft end, impeller-hub is being pushed to be axially disposed in centre pilot set, impeller-hub is sequentially connected with traversing driving device.
5. a kind of pipe-expanding device for light pole welding according to claim 4, which is characterized in that the centre pilot
Set includes limit section and mobile section, and impeller-hub includes major diameter section and path section, and major diameter section is located in limit section, the internal diameter of mobile section
Less than the outer diameter of major diameter section, path section moves in mobile section.
6. a kind of pipe-expanding device for light pole welding according to claim 5, which is characterized in that the centre pilot
Set limit section includes that fission of two split settings in support base both sides covers, and corresponding seperated set is provided with axial lead on support base
Hole, needle bearing is axially arranged in through-hole, and impeller-hub major diameter section passes through needle bearing.
7. a kind of pipe-expanding device for light pole welding according to claim 6, which is characterized in that the traversing driving
Mechanism includes the leading screw being linked together with impeller-hub major diameter section, and leading screw is coaxially disposed with impeller-hub, and leading screw spiral shell is arranged on leading screw
The left and right ends of mother, feed screw nut are equipped with thrust bearing.
8. a kind of pipe-expanding device for light pole welding according to claim 7, which is characterized in that the feed screw nut
On be arranged concentrically driven gear, driven gear is wholely set with feed screw nut, and driven gear is meshed with driving gear, actively
The output end in speed reducer is arranged in gear, and speed reducer is connect with motor drive.
9. a kind of pipe-expanding device for light pole welding according to claim 8, which is characterized in that on the Mobile base
Equipped with reducer pedestal, be provided on reducer pedestal can hold leading screw axially across through-hole, the thrust bearing at the both ends pacifies respectively
On support base and reducer pedestal.
10. a kind of pipe-expanding device for light pole welding according to claim 9, which is characterized in that the straight line drives
Motivation structure includes the oil cylinder being mounted on engine base, and piston rod external part and the Mobile base of oil cylinder are hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820461782.2U CN208033484U (en) | 2018-04-03 | 2018-04-03 | A kind of pipe-expanding device for light pole welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820461782.2U CN208033484U (en) | 2018-04-03 | 2018-04-03 | A kind of pipe-expanding device for light pole welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208033484U true CN208033484U (en) | 2018-11-02 |
Family
ID=63945551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820461782.2U Withdrawn - After Issue CN208033484U (en) | 2018-04-03 | 2018-04-03 | A kind of pipe-expanding device for light pole welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208033484U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108453186A (en) * | 2018-04-03 | 2018-08-28 | 扬州市欧亿照明电气有限公司 | A kind of pipe-expanding device for light pole welding |
| CN109794708A (en) * | 2018-12-26 | 2019-05-24 | 深圳市长盈精密技术股份有限公司 | The method of metal pipe material inner wall welding metal thin slice |
-
2018
- 2018-04-03 CN CN201820461782.2U patent/CN208033484U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108453186A (en) * | 2018-04-03 | 2018-08-28 | 扬州市欧亿照明电气有限公司 | A kind of pipe-expanding device for light pole welding |
| CN108453186B (en) * | 2018-04-03 | 2024-04-09 | 扬州市欧亿照明电气有限公司 | Pipe expanding device for welding street lamp pole |
| CN109794708A (en) * | 2018-12-26 | 2019-05-24 | 深圳市长盈精密技术股份有限公司 | The method of metal pipe material inner wall welding metal thin slice |
| CN109794708B (en) * | 2018-12-26 | 2020-12-22 | 东莞市新美洋技术有限公司 | Method for welding metal sheet on inner wall surface of metal pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181102 Effective date of abandoning: 20240409 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181102 Effective date of abandoning: 20240409 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |