CN107020553A - A kind of concrete-bridge expansion joint facade sanding apparatus - Google Patents
A kind of concrete-bridge expansion joint facade sanding apparatus Download PDFInfo
- Publication number
- CN107020553A CN107020553A CN201710420931.0A CN201710420931A CN107020553A CN 107020553 A CN107020553 A CN 107020553A CN 201710420931 A CN201710420931 A CN 201710420931A CN 107020553 A CN107020553 A CN 107020553A
- Authority
- CN
- China
- Prior art keywords
- expansion joint
- frame
- facade
- grinding head
- concrete
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0007—Movable machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of concrete-bridge expansion joint facade sanding apparatus, including the square frame-shaped frame above bridge expanssion joint is arranged on, four edges of bottom of the frame set the directional wheel that a drive frame is walked respectively；Buncher is provided with the top of the frame, the output shaft of buncher is located at the grinding head in expansion joint for expansion joint facade of polishing by power transmission shaft connection straight down；The bottom of the frame is provided with for being oriented to and being controlled distance between grinding head and facade to keep constant guiding mechanism to grinding head direction of travel.The present invention is used for the less expansion joint of concrete bridge beam width of polishing, it is particularly suitable for the expansion joint that gap is less than 10cm, overcoming traditional large scale equipment can only polish the defect of large-area planar or facade, with the characteristics of grinding efficiency is high, polishing effect is good, device fabrication cost is low.
Description
Technical field
The present invention relates to bridge construction technical field, particularly a kind of device for being used to handle concrete-bridge expansion joint.
Background technology
Concrete-bridge is in process of construction, to prevent bridge floor from deforming, generally between two beam-ends, between two ends and abutment
Or expansion joint is set in the articulated position of bridge., it is necessary to polish the end face at expansion joint after expansion joint setting, to improve
Concrete surface and the adhesive property at primer interface.Concrete-bridge upper surface polishing for expansion joint both sides is more square
Just, but be due to expansion joint width generally in 10cm or so, therefore when the vertical end face to expansion joint is polished, using biography
The terrestrial of system, large area type concrete sanding apparatus can not then be constructed.
At present, in bridge construction process, when polishing expansion joint facade, generally or using various types of hands
Formula grinding apparatus is held, this kind equipment operates very mainly by artificial control polishing position, grinding depth and polishing speed etc.
Inconvenience, grinding efficiency is low, and polishing effect is poor, and labor intensity is big, and, it is necessary to which arm is extend into expansion joint in operating process
It could carry out, with very big danger.
The content of the invention
The technical problem to be solved in the invention is to provide a kind of polishing dedicated for concrete-bridge beam-ends expansion joint
Device, on the basis of job safety, raising grinding efficiency and polishing effect is ensured, reduces labor intensity.
In order to solve the above technical problems, the technical solution used in the present invention is as follows.
A kind of concrete-bridge expansion joint facade sanding apparatus, including it is arranged on the square frame-shaped machine above bridge expanssion joint
Frame, four edges of bottom of the frame set the directional wheel that a drive frame is walked respectively；Tune is provided with the top of the frame
Speed motor, the output shaft of buncher is located in expansion joint by power transmission shaft connection straight down is used for expansion joint facade of polishing
Grinding head；The bottom of the frame is provided with for grinding head direction of travel to be oriented to and controlled between grinding head and facade
Distance keeps constant guiding mechanism.
A kind of improvement of above-mentioned concrete-bridge expansion joint facade sanding apparatus is：It is provided with the middle part of the frame anti-
The fixing bearing of locating transmission axle is provided with the middle part of the crossbeam that only power transmission shaft is swung, crossbeam, power transmission shaft takes up through fixing axle
Fit on crossbeam.
The concrete structure of guiding mechanism is described in a kind of above-mentioned concrete-bridge expansion joint facade sanding apparatus：It is described to lead
Four directive wheels and directive wheel detent mechanism for including being located in expansion joint to mechanism, the directive wheel detent mechanism include level
It is arranged between two parallel support bars in below the crossbeam frame, two support bars and sets two to hang down by connection sleeve pipe
Directly in the removable locating rod of support bar；The directive wheel is connected to the bottom face of connection sleeve pipe by connecting rod straight up
On.
The improvement of guiding mechanism is described in a kind of above-mentioned concrete-bridge expansion joint facade sanding apparatus：The connection
Casing pipe sleeve on support bar and realizes positioning by trip bolt.
A kind of further improvement of above-mentioned concrete-bridge expansion joint facade sanding apparatus：Use is additionally provided with the frame
In the dedusting mechanism for collecting the dust that grinding head is produced in bruting process；The dedusting mechanism includes the suction by soft pipe connection
Dirt device and dust shield, wherein dust catcher are fixedly installed on the inside of frame, and dust shield is fixed in frame by connecting rod and towards beating
Bistrique and it is polished the setting of expansion joint facade.
A kind of improvement of above-mentioned concrete-bridge expansion joint facade sanding apparatus is also resided in：The grinding head and power transmission shaft
Connected between bottom by the grinding head adapter sleeve for adjusting grinding head depth in expansion joint.
As a result of above technical scheme, the invention technological progress is as follows.
The present invention is used for the less expansion joint of concrete bridge beam width of polishing, and is particularly suitable for gap flexible less than 10cm
Seam, overcoming traditional large scale equipment can only polish the defect of large-area planar or facade, with grinding efficiency is high, polishing effect
Well, the characteristics of device fabrication cost is low.
The present invention in operation, can position grinding head position, regulation polishing power according to bridge end face concrete situation
Degree, it is not necessary to the hand-held any equipment of operating personnel, need to only promote sanding apparatus, control pace, greatly reduce labor
Fatigue resistance；Also, in operating process, operating personnel need not stretch into any position of body to be operated in the middle of expansion joint,
Job safety has been effectively ensured.
Brief description of the drawings
Fig. 1 is longitudinal schematic cross-sectional view of the invention；
Fig. 2 for Fig. 1 A-A to sectional view；
Fig. 3 is Fig. 1 B-B direction sectional view；
Fig. 4 for Fig. 1 C-C to sectional view；
Fig. 5 for Fig. 1 D-D to sectional view；
Fig. 6 for Fig. 1 E-E to sectional view.
Wherein：1. buncher, 2. frames, 3. dust catchers, 4. fixing bearings, 5. power transmission shafts, 6. grinding heads, 7. dust suctions
Cover, 8. directional wheels, 9. removable locating rods, 10. connection sleeve pipes, 11. directive wheels, 12. concrete-bridge abrasive ends, 13. flexible pipes,
14. support bar, 15. grinding head adapter sleeves, 16. crossbeams.
Embodiment
Below in conjunction with specific embodiment, the present invention will be described in further detail.
A kind of concrete-bridge expansion joint facade sanding apparatus, its structure as shown in Figures 1 to 6, including frame 2, frame 2
For square frame-shaped structure, workpiece polishing mechanism, walking mechanism, guiding mechanism and dedusting mechanism are provided with frame；Wherein, walking mechanism
Bottom of the frame is arranged on, drives other mechanisms in frame and frame to be advanced on the end face above bridge expanssion joint；Polishing
Mechanism is used to carry out grinding process to the facade at expansion joint；Guiding mechanism is used to be oriented to the direction of travel of workpiece polishing mechanism,
To keep the distance between workpiece polishing mechanism and expansion joint facade to keep constant, uniformity is kept to provide for the polishing effect of facade
Ensure；Dedusting mechanism is used to collect the dust that workpiece polishing mechanism is produced in bruting process, it is to avoid produce pollution to environment.
Walking mechanism includes four directional wheels 8, and four directional wheels are separately positioned on four edges of bottom of the frame, such as schemes
Shown in 1 and Fig. 5；During convenient working, promote each mechanism in frame and frame to be walked along expansion joint, complete polishing, drop
Low labor intensity.
Workpiece polishing mechanism includes buncher 1, power transmission shaft 5, grinding head adapter sleeve 15 and grinding head 6, as shown in Figure 1.Adjust
Speed motor 1 is fixedly installed on the center of top of frame, and output shaft is set straight down, as shown in Figure 2；Power transmission shaft 5 is same
Set straight down, the top of power transmission shaft 5 is connected by the output shaft of shaft coupling and buncher, and the bottom of power transmission shaft 5 is fixed
Connect grinding head adapter sleeve 15；Grinding head 6 is arranged in the expansion joint below frame, the top of grinding head connecting rod and grinding head
Adapter sleeve 15 is connected.When polishing operation is carried out, buncher work drives grinding head rotation, so as to complete to stretching through power transmission shaft
The polishing of contracting seam facade.Wherein, the setting of grinding head adapter sleeve 15, is applied not only to adjust depth of the grinding head in expansion joint,
Grinding head can also be convenient for changing in grinding head serious wear.
In the present invention, because power transmission shaft is longer, therefore in operation process, grinding head is influenceed by bridge, is easily caused
Power transmission shaft is swung, and the uneven of facade polishing is caused after such certainty；To overcome above mentioned problem, set at the middle part of frame
One prevent that power transmission shaft 5 from swinging crossbeam 16, the middle part of crossbeam 16 is provided with the fixing bearing 4 of locating transmission axle 5, power transmission shaft
5 are assemblied on crossbeam through fixing bearing 4.
Guiding mechanism includes four directive wheels 11 and directive wheel detent mechanism.Four squarelys of directive wheel 11 are arranged on flexible
In seam, i.e. two of which directive wheel 11 and the left facade at expansion joint is adjacent to, and the right facade at another two directive wheel and expansion joint is adjacent to,
As shown in fig. 6, so as to make frame in the process of walking, it is ensured that grinding head is always along expansion joint flat motion, to improve polishing
Effect provides guarantee.
The effect of directive wheel detent mechanism has three：One is for being positioned to directive wheel, secondly can also adjust fixed
Depth of the position wheel in expansion joint, the third is can be according to the distance between the row's directive wheel of width adjusting two at expansion joint, with full
The job requirements at sufficient different in width expansion joint.The concrete structure of directive wheel detent mechanism as shown in Figure 1, Figure 4 and Figure 5, including two
Root support bar 14 and two removable locating rods 9, wherein two equal levels of support bar 14 are fixedly installed on the frame of below the crossbeam
On, and in two support bars 14 it is parallel；Removable locating rod 9 is arranged on support bar 14 by connection sleeve pipe 10, and two can
Running fix bar 9 is perpendicular with support bar；That is, connection sleeve pipe 10 is sleeved on support bar 14, and it can be slided along support bar
Dynamic, the two ends of removable locating rod 9 are fixedly connected with the inner side end of connection sleeve pipe 10, and directive wheel 11 passes through company straight up
Bar is connected on the bottom face of connection sleeve pipe 10；The end face outside of connection sleeve pipe 10 is additionally provided with trip bolt, for being oriented to
When wheel is moved to correct position, fastens and position with support bar, further realize the positioning of directive wheel.
The structure of dedusting mechanism between dust catcher 3 and dust shield 7 as shown in figure 1, including dust catcher 3 and dust shield 7, pass through
Flexible pipe 13 is connected.Wherein dust catcher 3 is fixedly installed on the inside of the frame above crossbeam, as shown in figures 1 and 3；Dust shield 7 passes through
Connecting rod is fixed on the support bar 14 of frame, and towards grinding head 6 and is polished expansion joint facade setting, in dust suction
The dust produced in bruting process is adsorbed under the suction of device.
The present invention application method be：First, bridge beam end frame shifted onto above expansion joint, regulation grinding head is being stretched
Depth in contracting seam, is adjacent to a side elevation at grinding head and expansion joint；Secondly, according to the width and depth at expansion joint, adjust
The position of directive wheel is saved, after adjustment, left and right facade of the two row's directive wheels respectively with expansion joint is adjacent to, then consolidates connection sleeve pipe
It is scheduled on support bar；Then, start buncher and dust catcher, promote frame to complete once to beat along expansion joint walking
Mill.Then, by adjusting the depth of grinding head, then polished next time, until two side elevations at expansion joint are all polished completion.
The present invention can adjust turning for grinding head before polishing and in bruting process by adjusting the rotating speed of buncher
Speed, to meet polishing demand.
Claims (6)
1. a kind of concrete-bridge expansion joint facade sanding apparatus, it is characterised in that：Including being arranged on above bridge expanssion joint
Square frame-shaped frame（2）, four edges of bottom of the frame set the directional wheel that a drive frame is walked respectively（8）；The frame
Top be provided with buncher（1）, buncher（1）Output shaft pass through power transmission shaft straight down（5）Connection, which is located at, stretches
Grinding head in contracting seam for expansion joint facade of polishing（6）；The bottom of the frame is provided with for grinding head（6）Direction of travel
It is oriented to and controls distance between grinding head and facade to keep constant guiding mechanism.
2. a kind of concrete-bridge expansion joint facade sanding apparatus according to claim 1, it is characterised in that：The frame
Middle part be provided with and prevent power transmission shaft（5）The crossbeam of swing（16）, crossbeam（16）Middle part be provided with locating transmission axle（5）Consolidate
Dead axle is held（4）, power transmission shaft（5）Through fixing bearing（4）It is assemblied on crossbeam.
3. a kind of concrete-bridge expansion joint facade sanding apparatus according to claim 1, it is characterised in that：It is described to be oriented to
Mechanism includes four directive wheels being located in expansion joint（11）With directive wheel detent mechanism, the directive wheel detent mechanism includes water
Flat two parallel support bars being arranged in below the crossbeam frame（14）, pass through connection sleeve pipe between two support bars（10）
Two are set perpendicular to support bar（14）Removable locating rod（9）；The directive wheel（11）Connected by connecting rod straight up
It is connected on connection sleeve pipe（10）Bottom face on.
4. a kind of concrete-bridge expansion joint facade sanding apparatus according to claim 3, it is characterised in that：The connection
Sleeve pipe（10）It is sleeved on support bar（14）Go up and pass through trip bolt and realize positioning.
5. a kind of concrete-bridge expansion joint facade sanding apparatus according to claim 1, it is characterised in that：The frame
（2）On be additionally provided with for collecting grinding head（6）The dedusting mechanism of the dust produced in bruting process；The dedusting mechanism bag
Include by flexible pipe（13）The dust catcher of connection（3）And dust shield（7）, wherein dust catcher（3）It is fixedly installed on the inside of frame, dust suction
Cover（7）It is fixed on by connecting rod in frame and towards grinding head（6）And it is polished expansion joint facade setting.
6. a kind of concrete-bridge expansion joint facade sanding apparatus according to any one of claim 1 to 5, its feature exists
In：The grinding head（6）With power transmission shaft（5）Bottom between pass through the grinding head for adjusting grinding head depth in expansion joint
Adapter sleeve（15）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420931.0A CN107020553B (en) | 2017-06-07 | 2017-06-07 | Concrete bridge expansion joint facade grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710420931.0A CN107020553B (en) | 2017-06-07 | 2017-06-07 | Concrete bridge expansion joint facade grinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107020553A true CN107020553A (en) | 2017-08-08 |
| CN107020553B CN107020553B (en) | 2023-02-17 |
Family
ID=59531461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710420931.0A Active CN107020553B (en) | 2017-06-07 | 2017-06-07 | Concrete bridge expansion joint facade grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107020553B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962444A (en) * | 2021-03-04 | 2021-06-15 | 王凯 | Installation and construction method for expansion joint of steel bridge |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0464668A (en) * | 1990-07-02 | 1992-02-28 | Masaaki Matsuba | Grinding method for wall surface and device thereof |
| US5138800A (en) * | 1991-04-30 | 1992-08-18 | Compustrip Systems Ltd. | Positioning apparatus for supporting and guiding a tool |
| JPH0742364A (en) * | 1993-07-27 | 1995-02-10 | Shimizu Corp | Device for placing concrete between floor pc plates |
| CN103510688A (en) * | 2013-09-25 | 2014-01-15 | 上海晶湛机电有限公司 | Automatic wall polisher |
| CN103821052A (en) * | 2014-03-12 | 2014-05-28 | 唐山昆铁科技有限公司 | Middle-sized grinding wagon |
| CN104816215A (en) * | 2015-05-22 | 2015-08-05 | 义乌市披克亚进出口有限公司 | Hydraulically adjusted garden road trimming device and application method thereof |
| CN206795453U (en) * | 2017-06-07 | 2017-12-26 | 铁科腾跃科技有限公司 | A kind of concrete-bridge expansion joint facade sanding apparatus |
-
2017
- 2017-06-07 CN CN201710420931.0A patent/CN107020553B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0464668A (en) * | 1990-07-02 | 1992-02-28 | Masaaki Matsuba | Grinding method for wall surface and device thereof |
| US5138800A (en) * | 1991-04-30 | 1992-08-18 | Compustrip Systems Ltd. | Positioning apparatus for supporting and guiding a tool |
| JPH0742364A (en) * | 1993-07-27 | 1995-02-10 | Shimizu Corp | Device for placing concrete between floor pc plates |
| CN103510688A (en) * | 2013-09-25 | 2014-01-15 | 上海晶湛机电有限公司 | Automatic wall polisher |
| CN103821052A (en) * | 2014-03-12 | 2014-05-28 | 唐山昆铁科技有限公司 | Middle-sized grinding wagon |
| CN104816215A (en) * | 2015-05-22 | 2015-08-05 | 义乌市披克亚进出口有限公司 | Hydraulically adjusted garden road trimming device and application method thereof |
| CN206795453U (en) * | 2017-06-07 | 2017-12-26 | 铁科腾跃科技有限公司 | A kind of concrete-bridge expansion joint facade sanding apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962444A (en) * | 2021-03-04 | 2021-06-15 | 王凯 | Installation and construction method for expansion joint of steel bridge |
| CN112962444B (en) * | 2021-03-04 | 2023-01-13 | 广州市第三市政工程有限公司 | Installation and construction method for expansion joint of steel bridge |
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| Publication number | Publication date |
|---|---|
| CN107020553B (en) | 2023-02-17 |
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