CN104227535A - Adjustable rail grinding cart for angle grinder - Google Patents
Adjustable rail grinding cart for angle grinder Download PDFInfo
- Publication number
- CN104227535A CN104227535A CN201310248090.1A CN201310248090A CN104227535A CN 104227535 A CN104227535 A CN 104227535A CN 201310248090 A CN201310248090 A CN 201310248090A CN 104227535 A CN104227535 A CN 104227535A
- Authority
- CN
- China
- Prior art keywords
- framework
- angle grinder
- electric angle
- dolly
- adjustable rail
- 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.)
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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 an adjustable rail grinding cart for an angle grinder. The adjustable rail grinding cart comprises a first frame, a second frame and a tension device; the first frame comprises two mutually parallel upper adjusting rods, a first roller and an upper cross rod arranged between the upper adjusting rods, and the first roller capable of rotating around the axis of the same is arranged between the upper adjusting rods and connected with one ends of the upper adjusting rods; the second frame comprises two mutually parallel lower adjusting rods, a second roller and a lower cross rod, the second roller capable of rotating around the axis of the same is arranged between the lower adjusting rods and connected with one ends of the lower adjusting rods, and the lower cross rod is arranged between the lower adjusting rods; the tension device is arranged between the upper cross rod and the lower cross rod so as to push the first frame and the second frame to rotate around an articulated shaft to adjust an included angle between the first frame and the second frame; the first frame and the second frame are articulated through the articulated shaft, and the angle grinder is fixedly connected with the articulated shaft. The adjustable rail grinding cart can be used for controlling the amount of grinding of the grinder.
Description
Technical field
The present invention relates to a kind of servicing unit, particularly relate to a kind of servicing unit of grinding apparatus.
Background technology
In Long-Time Service process, because the metallic foreign body of wheel institute adhesive tape adheres on track, after repeatedly the rolling of wheel, crane runway can become and be uneven, or producing pit or projection, crane is continuing will produce shake in the process run, thus affects its running status, therefore, need regularly to polish to track.If the track of long distance is polished, the large-scale dedicated track sander of usual employing, but time is longer needed for dedicated track sander, opereating specification is larger, normal production process can be affected, so track polishing among a small circle, common electric angle grinder generally can be adopted to polish, coverage is little, operation light and flexible.
As shown in Figure 1, employing specification is the common electric angle grinder 11 of 180mm emery wheel, and when carrying out track polishing, because track 12 material is harder, emery wheel 10 wear extent is larger.Because electric angle grinder adopts manual polishing, not of uniform size in use due to operating personnel's hand push power, different people's polishings will produce the vestige of different depth, this directly will have influence on the degree of depth of track polishing amount, on the surface, after polishing, track is brighter, but because the vestige degree of depth of electric angle grinder polishing is completely by artificial thrust control, in fact track tread also exists rugged vestige.In order to avoid this situation, need to control sander grinding depth in orbit, to ensure the planarization of track tread.
Summary of the invention
The object of this invention is to provide a kind of adjustable rail for electric angle grinder polishing dolly, this adjustable rail polishing dolly, by regulating the slanted angle of electric angle grinder grinding wheel and raceway surface to control the Wear track depth of electric angle grinder, makes angle sander in bruting process, have homogeneous, constant polishing amount all the time thus obtains the consistent track tread of height flatness afterwards in polishing.
To achieve these goals, the present invention proposes a kind of adjustable rail for electric angle grinder polishing dolly, it comprises:
One first framework, it comprises: two upper adjusting rods arranged in parallel; Be located at the first roller bearing be connected between each upper adjusting rod and with the end, one end of upper adjusting rod, the first roller bearing is set to can around himself axis rotation; And one is located at two cross tubes above between adjusting rod;
One second framework, it comprises: two lower dolly bars arranged in parallel; Be located at the second roller bearing be connected between two lower dolly bars and with the end, one end of lower dolly bar, the second roller bearing is set to can around himself axis rotation; And one is located at sheer pole between two lower dolly bars;
First framework and the second framework hinged in a jointed shaft, this jointed shaft is in order to be fixedly connected with electric angle grinder;
One tensioning apparatus, it is located between cross tube and sheer pole, to promote the angle that the first framework and the second framework adjust between the first framework and the second framework around jointed shaft rotates.
In use, on the one hand, tensioning apparatus can fix the work angle between the first framework and the second framework, angle is between the two made to maintain a fixed value, and electric angle grinder is fixedly connected on the jointed shaft of hinged first framework and the second framework, such electric angle grinder in the effect lower support of hand-held external force on raceway surface, make electric angle grinder can not produce extra displacement up or down in the moving around of raceway surface, thus be not subject to translational speed speed or the impact of size of exerting oneself, with constant polishing amount, raceway surface is polished, on the other hand, along with the consumption of grinding wheel in bruting process, grinding wheel diameter can be more and more less, fixed angle military order consume grinding wheel before departs from raceway surface, need to promote the first framework by tensioning apparatus and the second framework carries out rotating thus the angle adjusted between the two around jointed shaft, to make grinding wheel again contact with raceway surface, realize the effective polishing of grinding wheel to track.
Further, the tensioning apparatus in the polishing of the adjustable rail for electric angle grinder dolly of the present invention comprises:
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 the distance between upper regulating block and lower regulating block.
Because material that track is harder can cause the wear extent of emery wheel comparatively large, therefore, fixed angle between the first framework and the second framework is needed to adjust in time to ensure that emery wheel contacts with track tread all the time and effectively polishes.When grinding wheel diameter diminishes, rotating the nut being located at adjusting screw(rod) end makes regulating block move towards lower regulating block, spring is compressed, reduce perpendicular to the distance in orbital direction between cross tube and sheer pole, first framework is for counterclockwise rotation around jointed shaft, second framework rotates clockwise around jointed shaft, angle between first framework and the second framework increases, and when emery wheel is affixed on polishing working face, locking nut fixes the work angle between the first framework and the second framework, such through wearing and tearing emery wheel still can remain valid ground polishing orbit.When again changing new grinding wheel, reverse operating is carried out to nut, make regulating block carry lower regulating block to move, spring is discharged, amplify perpendicular to the distance in orbital direction between cross tube and sheer pole, first framework and the second framework are done and rightabout rotation during spring-compressed around jointed shaft, angle between first framework and the second framework reduces, similarly, when grinding wheel is affixed on polishing working face, locking nut makes the work angle between the first framework and the second framework fix, the outer rim of so new grinding wheel contacts with raceway surface and realizes effectively polishing.
Further, above-mentioned tensioning apparatus also comprises an adjustment and twists dish, and its fixed cover is located at outside described nut.Advantageously, regulate and twist the force side that dish provides rotating nut, make operating personnel can regulate the operating angle between the first framework and the second framework by tensioning apparatus quickly and easily.
In the preferred technical solution of the present invention, this adjustable rail polishing dolly also comprises an angular grinding machine protective cover, and it is fixedly connected with above-mentioned jointed shaft, and covers at outside the grinding wheel of electric angle grinder semiclosedly.In this plan of establishment, protective cover is the attaching parts that electric angle grinder links together with polishing dolly, can also prevent beating the abrasion dust from spattering and hurt sb.'s feelings.
Advantageously, the first roller bearing in the polishing of the adjustable rail for electric angle grinder dolly of the present invention is nylon monomer-cast nylon material.
Advantageously, the second roller bearing in the polishing of the adjustable rail for electric angle grinder dolly of the present invention is nylon monomer-cast nylon material.Nylon monomer-cast nylon is as one of engineering plastics, and it has the advantages such as lightweight, intensity is high, insulation is good, can prevent polishing dolly from moving process, easily producing damage due to long rolling friction.
Another object of the present invention is to provide a kind of electric angle grinder with above-mentioned adjustable rail polishing dolly.
Adjustable rail for electric angle grinder polishing dolly of the present invention utilizes tensioning apparatus to adjust and fixes the work angle between first, second framework, it can provide support power for electric angle grinder in use, make the grinding wheel of electric angle grinder keep in touch with raceway surface all the time and polish, effectively control the grinding depth of electric angle grinder simultaneously.
The electric angle grinder of adjustable rail of the present invention polishing dolly has constant polishing amount, makes track obtain the polished surface of even uniform, avoid manual polishing firmly or translational speed uneven and cause track tread to occur rugged situation.
Accompanying drawing explanation
Fig. 1 is the operating diagram of electric angle grinder polishing orbit of the prior art.
Fig. 2 is the stereogram of the adjustable rail for electric angle grinder of the present invention polishing dolly under a kind of embodiment.
Fig. 3 is the polishing dolly of the adjustable rail for the electric angle grinder stereogram in a disassembled state shown in Fig. 2.
Fig. 4 is the polishing dolly of the adjustable rail for the electric angle grinder stereogram in the first operative state of embodiment.
Fig. 5 is the front view of the polishing of the adjustable rail for the electric angle grinder dolly shown in Fig. 4.
Fig. 6 is the polishing dolly of the adjustable rail for the electric angle grinder stereogram in a second operative state of embodiment.
Fig. 7 is the front view of the polishing of the adjustable rail for the electric angle grinder dolly shown in Fig. 6.
Detailed description of the invention
Below in conjunction with Figure of description and specific embodiment, the polishing of the adjustable rail for electric angle grinder dolly of the present invention is described in further detail.
Fig. 2 shows the structure of the adjustable rail for electric angle grinder of the present invention polishing dolly under a kind of embodiment, and Fig. 3 then shows this adjustable rail for electric angle grinder polishing dolly structure in a disassembled state.As shown in Figures 2 and 3, adjustable rail polishing dolly for electric angle grinder comprises: first framework hinged by jointed shaft 20 and the second framework, wherein the first framework comprises two upper adjusting rods 23 arranged in parallel, 23 ', be located at two upper adjusting rods 23, between 23 ' and with upper adjusting rod 23,23 ' wherein one end connect the first roller bearing 24, first roller bearing 24 is set to rotate around himself axle center, meanwhile, two is also provided with cross tube 25 between adjusting rod; Second framework comprises: two lower dolly bars 21,21 ' arranged in parallel; Be located at two lower dolly bars 21, between 21 ' and with lower dolly bar 21,21 ' wherein one end connect the second roller bearing 22, second roller bearing 22 be set to around himself axis rotation, meanwhile, can also be provided with sheer pole 26 between two lower dolly bars; Tensioning apparatus then comprises: be fixedly arranged on the upper regulating block 27 on cross tube 25; Be fixedly arranged on the lower regulating block 28 on sheer pole 26; Run through the adjusting screw(rod) 30 of regulating block 27 and lower regulating block 28; It is outer and be located between upper and lower regulating block that spring 29 is sheathed on adjusting screw(rod) 30; The nut 31 matched with adjusting screw(rod) 30 is connected to the end of adjusting screw(rod) 30, to regulate the distance between upper regulating block and lower regulating block, thus promotion the first framework and the second framework rotate around jointed shaft 20, and then the angle between the first framework and the second framework is adjusted accordingly.Electric angle grinder is then achieved a fixed connection by jointed shaft 20 and adjustable rail dolly of polishing.
As shown in Figure 2, outside grinding wheel, be covered with angular grinding machine protective cover 33, it is fixedly connected with jointed shaft 20 semiclosedly.The cross section semicircular in shape of this protective cover 33 is to mate the face shaping of grinding wheel.Angular grinding machine protective cover is connected with adopting welding manner between jointed shaft, or angular grinding machine protective cover adopts one-body molded mode to realize being connected with jointed shaft.
As shown in Figure 3, be provided with to regulate at nut 31 fixed sleeves and twist dish 34, so that user twists by rotating to regulate the rotation that dish drives nut.In order to adjusting screw(rod) is fixed on lower regulating block place further, closeouts 35 can be provided with at adjusting screw(rod) 30 relative to one end of nut 31.
In addition, in the present embodiment, preferred nylon monomer-cast nylon as the material making the first roller bearing 24 and/or the second roller bearing 22, to improve the intensity of the first roller bearing and the second roller bearing.
Fig. 4 shows the polishing dolly of the adjustable rail for the electric angle grinder stereochemical structure in the first operative state of the present embodiment, and Fig. 5 then shows it and leading the structure under state of looking.Fig. 6 shows the polishing dolly of the adjustable rail for the electric angle grinder stereochemical structure in a second operative state of the present embodiment, and Fig. 7 then shows it and leading the structure under state of looking.The structure of the polishing of the adjustable rail for the electric angle grinder dolly shown by Fig. 4 to Fig. 7 is all identical, and unique difference part is: different for the steady job angle between the first framework under the first duty and the second duty of the adjustable rail polishing dolly of electric angle grinder and the second framework.
In the present embodiment, the electric angle grinder employing diameter be under the first duty is that the grinding wheel of 180mm carries out track polishing, and the limit diameter being in the grinding wheel of the electric angle grinder under the second duty is 90mm.
In bruting process, as shown in Figure 4, time grinding wheel diameter comparatively large (diameter is 180mm), adjust the work angle between the first framework and the second framework, the work angle between grinding wheel and raceway surface is made to be 19 ° (as shown in Figure 5), now, regulating under the cooperation of twisting dish 34 and adjusting screw(rod) 30, spring 29 is compressed or discharges and work angle between the first framework and the second framework is fixed, like this, vertical height between electric angle grinder and raceway surface is apart from constant, thus make electric angle grinder can not produce displacement up or down in moving process, and then cause the polishing vestige of electric angle grinder shallow or dark, the polishing amount of electric angle grinder is maintained a steady state value.
The course of work of electric angle grinder is exactly the process of grinding wheel wearing and tearing.As shown in Figure 6, when grinding wheel wearing and tearing reach capacity position (diameter is 90mm), because grinding wheel diameter diminishes, thus between grinding wheel and raceway surface, the angle of 19 ° can not meet the work requirements of wearing and tearing grinding wheel, need the work angle readjusted between the first framework and the second framework, grinding wheel is contacted with between raceway surface again, now, rotation is regulated and twists dish 34 downwards near sheer pole 26, spring 29 compresses, diminish perpendicular to the distance in orbital direction between cross tube 25 and sheer pole 26, first framework is for counterclockwise rotation around jointed shaft, second framework rotates clockwise around jointed shaft, work angle between first framework and the second framework increases, between grinding wheel and raceway surface, angle then becomes greatly 25 ° (as shown in Figure 7) from original 19 °, thus make the grinding wheel of electric angle grinder and the Contact of raceway surface, continue effectively to polish to track.
In order to make grinding wheel contact with raceway surface all the time and effectively polish, needing to make between grinding wheel and raceway surface and there is suitable angle of inclination.Correspond in the present embodiment, regulate and twist dish backspin, spring-compressed, upper and lower cross bar is along the hypotelorism on race orthogonal direction, and the work angle between the first framework and the second framework increases, and the angle of inclination between grinding wheel and raceway surface becomes large; Otherwise regulate to twist on dish and revolve, spring discharges, and upper and lower cross bar amplifies along the spacing on race orthogonal direction, and the work angle between the first framework and the second framework reduces, and the angle of inclination between grinding wheel and raceway surface diminishes.The angle of inclination that electric angle grinder determines to be suitable for current grinding wheel diameter is adjusted to by such.
That enumerates it should be noted that above is only specific embodiments of the invention, obviously the invention is not restricted to above embodiment, has many similar changes thereupon.If all distortion that those skilled in the art directly derives from content disclosed by the invention or associates, protection scope of the present invention all should be belonged to.
Claims (7)
1., for an adjustable rail polishing dolly for electric angle grinder, it is characterized in that, comprising:
One first framework, it comprises: two upper adjusting rods arranged in parallel; Be located at the first roller bearing be connected between each upper adjusting rod and with the end, one end of upper adjusting rod, described first roller bearing is set to can around himself axis rotation; And one is located at two cross tubes above between adjusting rod;
One second framework, it comprises: two lower dolly bars arranged in parallel; Be located at the second roller bearing be connected between two lower dolly bars and with the end, one end of lower dolly bar, described second roller bearing is set to can around himself axis rotation; And one is located at sheer pole between two lower dolly bars;
Described first framework and the second framework hinged in a jointed shaft, described jointed shaft is in order to be fixedly connected with electric angle grinder;
One tensioning apparatus, it is located between cross tube and sheer pole, to promote the angle that the first framework and the second framework adjust between the first framework and the second framework around jointed shaft rotates.
2., as claimed in claim 1 for the adjustable rail polishing dolly of electric angle grinder, it is characterized in that, described tensioning apparatus comprises:
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), to regulate the distance between upper regulating block and lower regulating block.
3., as claimed in claim 2 for the adjustable rail polishing dolly of electric angle grinder, it is characterized in that, described tensioning apparatus also comprises an adjustment and twists dish, and its fixed cover is located at outside described nut.
4., as claimed in claim 1 for the adjustable rail polishing dolly of electric angle grinder, it is characterized in that, also comprise an angular grinding machine protective cover, it is fixedly connected with described jointed shaft, for covering at outside the grinding wheel of electric angle grinder.
5., as claimed in claim 1 for the adjustable rail polishing dolly of electric angle grinder, it is characterized in that, described first roller bearing is nylon monomer-cast nylon material.
6., as claimed in claim 1 for the adjustable rail polishing dolly of electric angle grinder, it is characterized in that, described second roller bearing is nylon monomer-cast nylon material.
7. one kind has the electric angle grinder as the adjustable rail polishing dolly in claim 1-6 as described in any one.
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 true CN104227535A (en) | 2014-12-24 |
| CN104227535B CN104227535B (en) | 2016-10-05 |
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Family Applications (1)
| 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) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881164A (en) * | 2016-06-24 | 2016-08-24 | 叶政 | Polishing tool |
| CN106041725A (en) * | 2016-07-04 | 2016-10-26 | 苏州市国之福自动化设备有限公司 | Multi-strip polishing machine head of printed circuit board |
| 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 |
| CN109505205A (en) * | 2017-09-14 | 2019-03-22 | 广东科达洁能股份有限公司 | Track polishing system |
| CN110977707A (en) * | 2020-01-05 | 2020-04-10 | 储小英 | Automobile coating equipment |
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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 |
| US20080210056A1 (en) * | 2007-03-01 | 2008-09-04 | Clark Randel R | Device and method for sharpening blades |
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| 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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2013
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| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| US20080210056A1 (en) * | 2007-03-01 | 2008-09-04 | Clark Randel R | Device and method for sharpening blades |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105881164A (en) * | 2016-06-24 | 2016-08-24 | 叶政 | Polishing tool |
| CN106041725A (en) * | 2016-07-04 | 2016-10-26 | 苏州市国之福自动化设备有限公司 | Multi-strip polishing machine head of printed circuit board |
| CN109505205A (en) * | 2017-09-14 | 2019-03-22 | 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 |
| CN110977707A (en) * | 2020-01-05 | 2020-04-10 | 储小英 | Automobile coating equipment |
| CN110977707B (en) * | 2020-01-05 | 2021-04-13 | 储小英 | Automobile coating equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104227535B (en) | 2016-10-05 |
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