CN104227535B - Adjustable rail polishing dolly for electric angle grinder - Google Patents
Adjustable rail polishing dolly for electric angle grinder Download PDFInfo
- Publication number
- CN104227535B CN104227535B CN201310248090.1A CN201310248090A CN104227535B CN 104227535 B CN104227535 B CN 104227535B CN 201310248090 A CN201310248090 A CN 201310248090A CN 104227535 B CN104227535 B CN 104227535B
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- China
- Prior art keywords
- framework
- electric angle
- angle grinder
- dolly
- roller bearing
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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
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a kind of adjustable rail polishing dolly for electric angle grinder, comprising: the first framework, comprising: two upper adjusting rods arranged in parallel；The first roller bearing being located between each upper adjusting rod and be connected with the end, one end of upper adjusting rod, the first roller bearing can be around himself axis rotation；And one be located at the cross tubes between two upper adjusting rods；Second framework, comprising: two lower dolly bars arranged in parallel；The second roller bearing being located between two lower dolly bars and be connected with the end, one end of lower dolly bar, the second roller bearing can be around himself axis rotation；And one be located at the sheer pole between two lower dolly bars and tensioner, it is located between cross tube and sheer pole, adjusts the angle between the first framework and the second framework to promote the first framework and the second framework to rotate around jointed shaft；First framework and the second framework are hinged by jointed shaft, and electric angle grinder is fixing with jointed shaft to be connected.This device can be used to control the polishing amount of polishing machine.
Description
Technical field
The present invention relates to a kind of auxiliary device, particularly relate to the auxiliary device of a kind of grinding apparatus.
Background technology
During life-time service, owing to the metallic foreign body of wheel institute adhesive tape adheres on track, Jing Guoche
After repeatedly the rolling of wheel, crane runway can become to be uneven, or produces pit or projection, crane
Shake will be produced during continuing to run with, thus affect its running status, accordingly, it would be desirable to periodically
Track is polished.If the track of distance is polished, generally use the polishing of large-scale dedicated track
Machine, but needed for dedicated track polisher time longer, opereating specification is relatively big, can affect normal
Production process, so the track polishing of little scope, typically can use common electric angle grinder to polish, impact
Scope is little, operates light and flexible.
As it is shown in figure 1, the common electric angle grinder 11 using specification to be 180mm emery wheel, carrying out rail
During road polishing, owing to track 12 material is harder, emery wheel 10 wear extent is bigger.Due to angular grinding
Machine uses manual polishing, in use not of uniform size due to operating personnel's hand push power, different
People's polishing will produce the vestige of different depth, and this will directly influence the degree of depth of track polishing amount, from
Outwardly, after polishing, track is brighter, but owing to the vestige degree of depth of electric angle grinder polishing is complete
Manually thrust controls, and actually track tread also exists rugged vestige.In order to avoid this feelings
Condition, needs to control polisher grinding depth in orbit, to ensure the planarization of track tread.
Summary of the invention
It is an object of the invention to provide a kind of adjustable rail polishing dolly for electric angle grinder, this can
Adjustable track polishing dolly is by regulating the electric angle grinder grinding wheel slanted angle with raceway surface to control
The Wear track depth of electric angle grinder so that angular polisher has homogeneous, constant in bruting process all the time
Polishing amount thus after polishing, obtain the height consistent track tread of flatness.
To achieve these goals, the present invention proposes a kind of adjustable rail for electric angle grinder and beats
Mill dolly, comprising:
One first framework, comprising: two upper adjusting rods arranged in parallel；It is located at each upper adjusting rod
Between and the first roller bearing of being connected with the end, one end of upper adjusting rod, the first roller bearing is arranged around himself
Axis rotation；And one be located at the cross tubes between two upper adjusting rods；
One second framework, comprising: two lower dolly bars arranged in parallel；It is located at two lower dolly bars
Between and the second roller bearing of being connected with the end, one end of lower dolly bar, the second roller bearing is arranged around himself
Axis rotation；And one be located at the sheer pole between two lower dolly bars；
First framework and the second framework are hinged in a jointed shaft, and this jointed shaft is in order to fix with electric angle grinder
Connect；
One tensioner, it is located between cross tube and sheer pole, to promote the first framework and the second framework
Rotate around jointed shaft and adjust the angle between the first framework and the second framework.
In use, on the one hand, tensioner can be fixed between the first framework and the second framework
Work angle so that angle between the two maintains a fixed value, and electric angle grinder is fixedly connected on
On the jointed shaft of hinged first framework and the second framework, such electric angle grinder is under the effect of hand-held external force
It is supported on raceway surface so that electric angle grinder will not produce extra in the moving back and forth of raceway surface
Displacement up or down, thus not by translational speed speed or firmly size affected, with constant
Raceway surface is polished by polishing amount；On the other hand, along with grinding wheel consumption in bruting process,
Grinding wheel diameter can be more and more less, fixed angle military order before consume grinding wheel depart from raceway surface it
On, need to promote the first framework and the second framework to carry out rotating around jointed shaft by tensioner thus come
Adjust angle between the two, so that grinding wheel contacts with raceway surface again, it is achieved grinding wheel tracking
Effective polishing in road.
Further, opening in the adjustable rail polishing dolly of electric angle grinder of the present invention
Tight device includes:
Regulating block on one, it is fixedly arranged on described cross tube；
Regulating block once, it is fixedly arranged on described sheer pole；
One adjusting screw rod, it penetrates regulating block and lower regulating block is arranged；
One spring, it is sheathed on outside described adjusting screw rod, and is located between upper and lower regulating block；
One nut matched with described adjusting screw rod, it is connected to adjusting screw rod end, to regulate rise
Distance between locking nub and lower regulating block.
Owing to the material that track is harder can cause the wear extent of emery wheel relatively greatly, accordingly, it would be desirable to adjust in time
Fixed angle between first framework and the second framework is to ensure that emery wheel contacts with track tread all the time and carries out
Effectively polishing.When grinding wheel diameter diminishes, rotation is located at the nut of adjusting screw rod end and is made regulation
Block moves towards lower regulating block, and spring is compressed, and is perpendicular to orbital direction between cross tube and sheer pole
On distance reduce, the first framework rotates clockwise around jointed shaft, and the second framework is around hinged
Axle is for counterclockwise rotation, and the angle between the first framework and the second framework increases, and is affixed at emery wheel
During polishing work surface, locking nut fixes the work angle between the first framework and the second framework, such warp
The emery wheel crossing abrasion remains to the ground polishing orbit that remains valid.When again changing new grinding wheel, nut is entered
Row reverse operating so that upper regulating block is carried lower regulating block and moved, and spring is released, cross tube and under
The distance being perpendicular between cross bar in orbital direction is amplified, and the first framework and the second framework are made around jointed shaft
The rightabout rotation with during spring-compressed, the angle between the first framework and the second framework reduces, equally
Ground, when grinding wheel is affixed on polishing work surface, locking nut makes the work between the first framework and the second framework
Fixing as angle, the outer rim of so new grinding wheel contacts with raceway surface and realizes effectively polishing.
Further, above-mentioned tensioner also includes that dish is twisted in a regulation, and its fixed cover is located at described nut
Outward.Advantageously, regulation twist dish provide rotate nut force side so that operating personnel can quickly,
The operating angle between the first framework and the second framework is regulated conveniently by tensioner.
In the preferred technical solution of the present invention, this adjustable rail polishing dolly also includes an angular grinding
Machine protective cover, it is fixing with above-mentioned jointed shaft is connected, and semiclosed the emery wheel covering at electric angle grinder
Off-chip.In this plan of establishment, protective cover is the company that electric angle grinder links together with polishing dolly
Relay part, additionally it is possible to prevent beating the abrasion dust from spattering and hurt sb.'s feelings.
Advantageously, the adjustable rail for electric angle grinder of the present invention is polished first in dolly
Roller bearing is nylon monomer-cast nylon material.
Advantageously, the adjustable rail for electric angle grinder of the present invention is polished second in dolly
Roller bearing is nylon monomer-cast nylon material.Nylon monomer-cast nylon as one of engineering plastics, its have lightweight, intensity is high,
The advantages such as insulation is good, are possible to prevent polishing dolly to hold due to long rolling friction in moving process
It is easily generated damage.
Another object of the present invention is to provide a kind of angular mill with above-mentioned adjustable rail polishing dolly
Ray machine.
Adjustable rail polishing dolly for electric angle grinder of the present invention utilizes tensioner to adjust
Whole and fix the work angle between first, second framework, it can be angular mill in use
Ray machine provides support force so that the grinding wheel of electric angle grinder keeps contacting and carrying out with raceway surface all the time
Polishing, simultaneously effective controls the grinding depth of electric angle grinder.
The electric angle grinder of adjustable rail of the present invention polishing dolly has constant polishing amount, order
Track obtains the polished surface of even uniform, it is to avoid manual polishing is firmly or translational speed is uneven and cause rail
There is rugged situation in road tread.
Accompanying drawing explanation
Fig. 1 is the operating diagram of electric angle grinder polishing orbit of the prior art.
Fig. 2 is that the adjustable rail for electric angle grinder of the present invention polishes dolly in one enforcement
Axonometric chart under mode.
Fig. 3 is that the adjustable rail for electric angle grinder shown in Fig. 2 polishes dolly in a disassembled state
Axonometric chart.
Fig. 4 is that the adjustable rail for electric angle grinder of embodiment polishes dolly in the first duty
Under axonometric chart.
Fig. 5 is the front view of the adjustable rail polishing dolly for electric angle grinder shown in Fig. 4.
Fig. 6 is that the adjustable rail for electric angle grinder of embodiment polishes dolly in the second duty
Under axonometric chart.
Fig. 7 is the front view of the adjustable rail polishing dolly for electric angle grinder shown in Fig. 6.
Detailed description of the invention
Below in conjunction with Figure of description and specific embodiment to of the present invention for electric angle grinder
Adjustable rail polishing dolly be described in further detail.
Fig. 2 shows that the adjustable rail for electric angle grinder of the present invention polishes dolly in one
Structure under embodiment, Fig. 3 then shows that this polishes little for the adjustable rail of electric angle grinder
Car structure in a disassembled state.As shown in Figures 2 and 3, for the adjustable rail of electric angle grinder
Polishing dolly includes: first framework hinged by jointed shaft 20 and the second framework, wherein the first framework bag
Include two upper adjusting rods 23,23 ' arranged in parallel, be located at two upper adjusting rods 23, between 23 '
And the first roller bearing 24 of the wherein one end connection with upper adjusting rod 23,23 ', the first roller bearing 24 is arranged
For rotating around himself axle center, meanwhile, two are additionally provided with cross tube 25 between adjusting rod；
Second framework includes: two lower dolly bars 21,21 ' arranged in parallel；It is located at two lower dolly bars 21,
Between 21 ' and with lower dolly bar 21, the second roller bearing 22 that the wherein one end of 21 ' connects, the second roller bearing
22 are arranged around himself axis rotation, meanwhile, are additionally provided with sheer pole 26 between two lower dolly bars；
Tensioner then includes: the upper regulating block 27 being fixedly arranged on cross tube 25；It is fixedly arranged on sheer pole 26
Lower regulating block 28；Run through regulating block 27 and the adjusting screw rod 30 of lower regulating block 28；Spring 29 is sheathed
Outward and it is located between upper and lower regulating block in adjusting screw rod 30；The nut 31 matched with adjusting screw rod 30
It is connected to the end of adjusting screw rod 30, with the upper distance between regulating block and lower regulating block of regulation, thus pushes away
Dynamic first framework and the second framework rotate around jointed shaft 20, so make the first framework and the second framework it
Between angle be adjusted correspondingly.Electric angle grinder is then little with adjustable rail polishing by jointed shaft 20
Car achieves a fixed connection.
As in figure 2 it is shown, be closely covered with angular grinding machine protective cover 33 in grinding wheel outer half, itself and hinge
Spindle 20 is fixing to be connected.The cross section semicircular in shape of this protective cover 33 is to mate the face shaping of grinding wheel.
Welding manner can be used between angular grinding machine protective cover and jointed shaft to be connected, or electric angle grinder protection
Cover and use one-body molded mode to realize being connected with jointed shaft.
As it is shown on figure 3, be provided with regulation at nut 31 fixed sleeves to twist dish 34, in order to user passes through
Rotate the stubborn dish of regulation and drive the rotation of nut.In order to further adjusting screw rod is fixed at lower regulating block,
Closeouts 35 can be provided with relative to one end of nut 31 at adjusting screw rod 30.
Additionally, in the present embodiment, preferably nylon monomer-cast nylon is as making the first roller bearing 24 and/or the second rolling
The material of axle 22, to improve the first roller bearing and the intensity of the second roller bearing.
Fig. 4 shows that the adjustable rail for electric angle grinder of the present embodiment polishes dolly in the first work
Making the stereochemical structure under state, Fig. 5 then shows that it is in the main structure regarded under state.Fig. 6 shows
The adjustable rail polishing dolly solid in a second operative state for electric angle grinder of the present embodiment
Structure, Fig. 7 then shows that it is in the main structure regarded under state.Shown by Fig. 4 to Fig. 7 for angle
Structure to the adjustable rail polishing dolly of polishing machine is all identical, is: use in place of unique difference
Adjustable rail in electric angle grinder is polished dolly the under the first duty and the second duty
Fixing work angle between one framework and the second framework is different.
In the present embodiment, the electric angle grinder being under the first duty uses a diameter of 180mm
Grinding wheel carry out track polishing, the limit of the grinding wheel of the electric angle grinder being under the second duty
A diameter of 90mm.
In bruting process, as shown in Figure 4, when grinding wheel is relatively large in diameter (a diameter of 180mm), adjust
Work angle between whole first framework and the second framework so that the work between grinding wheel and raceway surface
Angle is 19 ° (as shown in Figure 5), now, under the cooperation that dish 34 and adjusting screw rod 30 are twisted in regulation,
Spring 29 is compressed or is discharged and work angle between the first framework and the second framework is fixed, this
Sample, the vertical height between electric angle grinder and raceway surface is apart from constant, so that electric angle grinder
Displacement up or down will not be produced in moving process, and then cause the polishing vestige of electric angle grinder
Shallow or deep, the polishing amount of electric angle grinder is maintained a steady state value.
The work process of electric angle grinder is exactly the process of grinding wheel abrasion.As shown in Figure 6, grinding wheel is worked as
Abrasion reach capacity position (a diameter of 90mm) time, owing to grinding wheel diameter diminishes, thus grinding wheel
And between raceway surface, the angle of 19 ° can not meet the work requirements of abrasion grinding wheel, needs to readjust
Work angle between first framework and the second framework so that grinding wheel again and is carried out between raceway surface
Contact, now, twists the most close sheer pole 26 of dish 34 by rotation regulation, and spring 29 compresses, cross tube
The distance being perpendicular in orbital direction between 25 and sheer pole 26 diminishes, and the first framework is made around jointed shaft
Rotationally clockwise, the second framework is for counterclockwise rotation around jointed shaft, the first framework and second
Work angle between framework increases, and between grinding wheel and raceway surface, angle is then big from 19 ° of original changes
It is 25 ° (as shown in Figure 7), so that contact between the grinding wheel of electric angle grinder and raceway surface,
Continue track is effectively polished.
In order to make grinding wheel contact with raceway surface all the time and effectively polish, need to make grinding wheel and rail
Suitable angle of inclination is there is between surface, road.Corresponding in the present embodiment, dish backspin, spring are twisted in regulation
Compression, the hypotelorism in track vertical direction of the upper and lower cross bar, between the first framework and the second framework
Work angle increase, angle of inclination between grinding wheel and raceway surface becomes big；Otherwise, dish is twisted in regulation
Upper rotation, spring discharges, and upper and lower cross bar spacing in track vertical direction is amplified, the first framework and the
Work angle between two frameworks reduces, and the angle of inclination between grinding wheel and raceway surface diminishes.Pass through
Such electric angle grinder that is adjusted to determines the angle of inclination being suitable for current grinding wheel diameter.
It should be noted that the listed above specific embodiment being only the present invention, it is clear that the invention is not restricted to
Above example, has the similar change of many therewith.If those skilled in the art is public from the present invention
All deformation that the content opened directly derives or associates, all should belong to protection scope of the present invention.
Claims (7)
1. the adjustable rail polishing dolly for electric angle grinder, it is characterised in that including:
One first framework, comprising: two upper adjusting rods arranged in parallel；It is located at each rise
The first roller bearing being connected between pole and with the end, one end of upper adjusting rod, described first roller bearing is arranged
For can be around himself axis rotation；And one be located at the cross tubes between two upper adjusting rods；
One second framework, comprising: two lower dolly bars arranged in parallel；It is located at two downwards
The second roller bearing being connected between pole and with the end, one end of lower dolly bar, described second roller bearing is arranged
For can be around himself axis rotation；And one be located at the sheer pole between two lower dolly bars；
Described first framework and the second framework are hinged in a jointed shaft, described jointed shaft in order to angularly
Polishing machine is fixing to be connected；
One tensioner, it is located between cross tube and sheer pole, to promote the first framework and second
Framework rotates around jointed shaft and adjusts the angle between the first framework and the second framework.
2. the adjustable rail polishing dolly for electric angle grinder as claimed in claim 1, its feature exists
In, described tensioner includes:
Regulating block on one, it is fixedly arranged on described cross tube；
Regulating block once, it is fixedly arranged on described sheer pole；
One adjusting screw rod, it runs through described upper regulating block and lower regulating block is arranged；
One spring, it is sheathed on outside adjusting screw rod, and is located between upper and lower regulating block；
One nut matched with described adjusting screw rod, it is connected to the end of adjusting screw rod, with regulation
Distance between upper regulating block and lower regulating block.
3. the adjustable rail polishing dolly for electric angle grinder as claimed in claim 2, its feature exists
In, described tensioner also includes that dish is twisted in a regulation, and its fixed cover is located at outside described nut.
4. the adjustable rail polishing dolly for electric angle grinder as claimed in claim 1, its feature exists
In, also including an angular grinding machine protective cover, it is fixed with described jointed shaft and is connected, and is used for covering at
Outside the grinding wheel of electric angle grinder.
5. the adjustable rail polishing dolly for electric angle grinder as claimed in claim 1, its feature exists
In, described first roller bearing is nylon monomer-cast nylon material.
6. the adjustable rail polishing dolly for electric angle grinder as claimed in claim 1, its feature exists
In, described second roller bearing is nylon monomer-cast nylon material.
7. one kind has as described in any one in claim 1-6 adjustable rail polishing dolly angular
Polishing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310248090.1A CN104227535B (en) | 2013-06-20 | 2013-06-20 | Adjustable rail polishing dolly for electric angle grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310248090.1A CN104227535B (en) | 2013-06-20 | 2013-06-20 | Adjustable rail polishing dolly for electric angle grinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104227535A CN104227535A (en) | 2014-12-24 |
| CN104227535B true CN104227535B (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310248090.1A Active CN104227535B (en) | 2013-06-20 | 2013-06-20 | Adjustable rail polishing dolly for electric angle grinder |
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| Country | Link |
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| CN (1) | CN104227535B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881164B (en) * | 2016-06-24 | 2019-02-15 | 叶政 | A kind of polishing tool |
| CN106041725B (en) * | 2016-07-04 | 2018-01-26 | 苏州市国之福自动化设备有限公司 | A kind of a plurality of polishing nose of printed circuit board (PCB) |
| CN109505205B (en) * | 2017-09-14 | 2024-10-15 | 广东科达洁能股份有限公司 | Track polishing system |
| CN109434640A (en) * | 2018-12-19 | 2019-03-08 | 哈尔滨哈锅锅炉工程技术有限公司 | A kind of grinding device for product surface reconditioning |
| CN110977707B (en) * | 2020-01-05 | 2021-04-13 | 储小英 | Automobile coating equipment |
| CN112059787B (en) * | 2020-05-19 | 2024-09-27 | 山东特种工业集团有限公司 | Self-weight blade plate grinding device |
| CN113714868B (en) * | 2021-09-06 | 2024-10-11 | 四川简达金属构件有限公司 | Hand-held electric knife sharpener |
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| US5725415A (en) * | 1995-02-23 | 1998-03-10 | Bernhard; Stephen G. | Grinding machine and method of sharpening grass mower bedknives |
| CN1607070A (en) * | 2003-10-14 | 2005-04-20 | 布莱克和戴克公司 | Sanding frame & stand for a belt sander |
| CN201473842U (en) * | 2009-05-06 | 2010-05-19 | 李怀康 | Track welding special grinding machine |
| CN201856148U (en) * | 2010-08-31 | 2011-06-08 | 江南造船(集团)有限责任公司 | Angle polishing machine auxiliary bracing frame for chamfering |
| CN102225522A (en) * | 2011-05-17 | 2011-10-26 | 浙江机电职业技术学院 | Head groove edge-grinding machine |
| CN202809416U (en) * | 2012-07-03 | 2013-03-20 | 北京二七轨道交通装备有限责任公司 | Control device for angle of operation mechanism of grinding wagon |
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| US7918715B2 (en) * | 2007-03-01 | 2011-04-05 | Glacier Ridge Engineering, LLC | Device and method for sharpening blades |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5725415A (en) * | 1995-02-23 | 1998-03-10 | Bernhard; Stephen G. | Grinding machine and method of sharpening grass mower bedknives |
| CN1607070A (en) * | 2003-10-14 | 2005-04-20 | 布莱克和戴克公司 | Sanding frame & stand for a belt sander |
| CN201473842U (en) * | 2009-05-06 | 2010-05-19 | 李怀康 | Track welding special grinding machine |
| CN201856148U (en) * | 2010-08-31 | 2011-06-08 | 江南造船(集团)有限责任公司 | Angle polishing machine auxiliary bracing frame for chamfering |
| CN102225522A (en) * | 2011-05-17 | 2011-10-26 | 浙江机电职业技术学院 | Head groove edge-grinding machine |
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| Publication number | Publication date |
|---|---|
| CN104227535A (en) | 2014-12-24 |
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