CN102814741A - Pantograph carbon strip dustless grinding machine - Google Patents

Pantograph carbon strip dustless grinding machine Download PDF

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Publication number
CN102814741A
CN102814741A CN2012103064769A CN201210306476A CN102814741A CN 102814741 A CN102814741 A CN 102814741A CN 2012103064769 A CN2012103064769 A CN 2012103064769A CN 201210306476 A CN201210306476 A CN 201210306476A CN 102814741 A CN102814741 A CN 102814741A
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China
Prior art keywords
motor
pantograph carbon
mentioned
cutter
carbon slide
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CN2012103064769A
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Chinese (zh)
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CN102814741B (en
Inventor
徐剑
宋晔宏
马金芳
倪文光
李海洋
谭冬华
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ZHEJIANG WANGLONG RAIL TRANSPORTATION EQUIPMENT CO Ltd
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ZHEJIANG WANGLONG RAIL TRANSPORTATION EQUIPMENT CO Ltd
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Priority to CN201210306476.9A priority Critical patent/CN102814741B/en
Publication of CN102814741A publication Critical patent/CN102814741A/en
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Publication of CN102814741B publication Critical patent/CN102814741B/en
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  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The invention provides a pantograph carbon strip dustless grinding machine which belongs to the technical field of electrified railways and solves the problem that an existing pantograph carbon strip cannot be ground. The machine comprises a frame, a motor, a cutter which is fixedly connected onto the rotating shaft of the motor and can grind the surface of a work piece, i.e. the pantograph carbon strip, and a clamp which is arranged on the frame in the front of the cutter and is used for fixing the work piece; a driving device which drives the cutter to be propped against the surface of the work piece and can move on the surface of the work piece is arranged on the frame; a suction device capable of suctioning dust which is produced in grinding is arranged outside the cutter; and according to the grinding machine in such structure, the work piece can be ground, meanwhile the dust which is produced by the work piece when the work piece is ground can be suctioned, so that the utilization rate of the pantograph carbon strip is improved, and the working environment of an operator is improved.

Description

A kind of pantograph carbon slide dustless sander
Technical field
The utility model belongs to the electric railway technical field, relates to a kind of pantograph carbon slide dustless sander.
Background technology
Along with the fast development that urban rail transit in China is built, multi-form contact net technology is extensively adopted.Like Pekinese's steel-aluminum conductor rail form, the flexible contact net form of the resiliency supported in Shanghai, the simple chain in Guangzhou hangs flexible contact net and rigid suspension catenary form etc.Contact net is unique visual plant of electric railway locomotive and rail traffic vehicles power supply, and its quality good or not directly has influence on the operation of locomotive.Contact net mainly comprises the metal runners of laying and the pantograph on the locomotive.
The pantograph at electric vehicle top is resisted against on the metal slide rail; When the pantograph of electric vehicle for a long time when the metal runners lower surface slips over; Pantograph carbon slide is worn; After the pantograph carbon slide wearing and tearing are comparatively serious, be not positioned at same plane, make the displacement of metal runners relative altitude be not easy to regulate on the connector, cause the pantograph of electric vehicle to receive electricity unstable because this metal runners directly is fixed on owing to reasons such as friction make the lower surface of metal runners and pantograph.Generally all was that the pantograph carbon slide of serious wear is discarded in the past, but the cost of pantograph carbon slide is generally higher, and discarded pantograph carbon slide can't reclaim and reproduce, so just cause great waste.
Summary of the invention
The objective of the invention is to have the problems referred to above to existing technology, proposed a kind of pantograph carbon slide dustless sander, this polishing function is polished to pantograph carbon slide, can absorb the dust that pantograph carbon slide produces when polishing simultaneously.
The object of the invention can be realized through following technical proposal: a kind of pantograph carbon slide dustless sander; Comprise a frame and be arranged on the motor on the frame; It is characterized in that be fixed with the cutter that can polish to surface of the work on the machine shaft, the frame that is positioned at cutter the place ahead is provided with the anchor clamps that are used for fixing workpiece; On frame, also be provided with and drive cutter against to the surface of the work and the drive unit that can move at surface of the work, cutter is provided with the dust exhaust apparatus that dust siphons away in the time of will polishing outward.
Using sander is when pantograph carbon slide is polished, pantograph carbon slide to be fixed on the anchor clamps workpiece; The drive device drives cutter is against to the surface of pantograph carbon slide and cutter is moved on pantograph carbon slide surface; Machine shaft drives cutter and rotates; At drive device drives cutter cutter in the process that move on the pantograph carbon slide surface pantograph carbon slide is polished; Simultaneously, dust exhaust apparatus will absorb the dust that pantograph carbon slide produces when polishing.The polishing function of this structure is polished to pantograph carbon slide, has improved the utilization rate of pantograph carbon slide, absorbs dust simultaneously, improves operating personnel's working environment.
In above-mentioned pantograph carbon slide dustless sander, described dust exhaust apparatus comprises the dust catcher that is arranged on the dust suction cover at cutter place admittedly and is arranged on that dust suction puts and is connected with the dust suction cover through tube connector.
When using cutter that pantograph carbon slide is polished, the dust that produces when pantograph carbon slide is created in polishing moves along the tangential direction that cutter circumferentially rotates; The dust suction cover is enclosed within on the cutter, and dust suction cover and motor form an airtight chamber simultaneously, and the effect that dust suction is enclosed within dust catcher produces certain vacuum down, and the air-flow in the dust suction cover flows to dust catcher by the dust suction cover, and dust is along with air-flow is siphoned away by dust catcher.
In above-mentioned pantograph carbon slide dustless sander, described dust suction cover comprises a tubular stationary magazine creel and is removably fixed with the lining outside stationary magazine creel that above-mentioned tube connector is connected on the stationary magazine creel.The fixing point of cutter and machine shaft is positioned at village's cover, and cover dismountable being fixed on the stationary magazine creel in village's is convenient to the replacing of cutter like this.
In above-mentioned pantograph carbon slide dustless sander, described motor comprises a motor cabinet and the cylindric motor that is located in the motor cabinet.
In above-mentioned pantograph carbon slide dustless sander, described drive unit comprises that one can make automatic drive that cutter polishes along surface of the work and make cutter against the manual driving device to surface of the work.
When using sander that pantograph carbon slide is polished, earlier through manual driving device with cutter against surface to workpiece, through automatic drive cutter is polished along the surface of workpiece then; After accomplishing once polishing, thereby repeat the whole bruting process that above step is accomplished workpiece.
In above-mentioned pantograph carbon slide dustless sander; Described automatic drive comprises that power set also can make the slide rail guider of motor linear reciprocating motion on frame with linking to each other with power set; Described slide rail guider is included in and is equipped with guide rail on the frame; On motor cabinet, be provided with the gathering sill that matches and be connected with above-mentioned guide rail, above-mentioned guide rail is arranged in above-mentioned gathering sill, and above-mentioned power set can drive motor cabinet and on guide rail, slide.At the guide rail of some parallel laid of frame, power set can drive motor cabinet and on guide rail, move.
In above-mentioned pantograph carbon slide dustless sander; Described power set comprise a control cabinet and the motor that links to each other with control cabinet; On frame, be provided with the screw mandrel that parallels with above-mentioned guide rail, described screw mandrel one end passes above-mentioned motor cabinet, is connected with above-mentioned motor through a transmission device at the end that passes of this screw mandrel; Described screw mandrel is threaded with motor cabinet; Described transmission device is included on the output shaft of motor and is fixed with umbrella tooth one, is installed with umbrella tooth two at the end that passes of above-mentioned screw mandrel, and described umbrella tooth one is meshed with umbrella tooth two.Electronic drive screw mandrel rotates, and screw mandrel drive motor cabinet moves on slide rail then, and overall structure is simple.
In above-mentioned pantograph carbon slide dustless sander; The axial direction that described manual driving device is included in motor casing outer wall upper edge motor is installed with a bar shaped tooth; Be equipped with turning cylinder in the motor cabinet upper edge perpendicular to the motor axial direction, an end of this turning cylinder stretches in the motor cabinet, is fixed with a carrier gear at the inserting end of turning cylinder; This turning cylinder is meshed with above-mentioned bar shaped tooth through carrier gear, and the other end of turning cylinder is fixed with turning handle.
Turning handle is convenient to operating personnel and is driven the turning cylinder rotation; The rotation drive of turning cylinder and the carrier gear that turning cylinder is connected rotate; Carrier gear is meshed with the bar shaped tooth; Pass a bridge this take turns drive motor in motor cabinet along the axial direction displacement of machine shaft, be exactly to have realized being connected in cutter on the machine shaft like this against surface to workpiece.In practical application, between turning handle and motor cabinet, can be provided with the sleeve that has scale; Jacket casing is located at and is connected in simultaneously on the turning cylinder on the motor cabinet, and the handled easily personnel drive the displacement of motor with respect to motor cabinet through the rotation of system turning handle like this; One end of turning cylinder is fixed with carrier gear and the engagement of bar shaped tooth; Turning cylinder and carrier gear separate machined; Made things convenient for the manufacturing of turning cylinder and carrier gear like this; Can practice thrift simultaneously the material of turning cylinder, in practical application, can on turning cylinder, directly process the gear teeth that are meshed with the bar shaped tooth certainly, make that like this bonding strength between the gear teeth and the turning cylinder is high.
In above-mentioned pantograph carbon slide dustless sander; Between motor and motor cabinet, also be provided with motor is fixed on the bolt on the motor cabinet; On the motor casing outer wall, offer a locating hole; With offer a connecting hole on the corresponding motor cabinet of above-mentioned locating hole, make motor and motor cabinet obtain the location when above-mentioned bolt is arranged in above-mentioned locating hole and connecting hole.Be resisted against surface of the work when polishing when being connected in cutter on the machine shaft; Surface of the work has certain power along the machine shaft direction to cutter; Motor and motor cabinet obtain locating and prevent that motor has improved the machining accuracy to workpiece with respect to the motor cabinet displacement in polishing.
In above-mentioned pantograph carbon slide dustless sander, described anchor clamps comprise that a cross section is the bar shaped section bar of U type, and this bar shaped section bar is parallel to be positioned on the above-mentioned guide rail direction.Pantograph carbon slide is bar shaped, and anchor clamps are bar shaped, when using the clamps pantograph carbon slide, can make pantograph carbon slide bed knife everywhere identical like this.
Compared with prior art; The present invention has the following advantages: the present invention includes frame, motor, being connected on the machine shaft to be that pantograph carbon slide surface cutter of polishing and the frame that is positioned at cutter the place ahead are provided with the anchor clamps that are used for fixing workpiece to workpiece; On frame, also be provided with and drive cutter against to the surface of the work and the drive unit that can move at surface of the work, cutter is provided with the dust exhaust apparatus that dust siphons away in the time of will polishing outward; The polishing function of this structure is polished to workpiece, can absorb workpiece simultaneously at the dust that polishing produces, and has improved the utilization rate of pantograph carbon slide, improves operating personnel's working environment.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure, 1, frame; 2, anchor clamps; 31, stationary magazine creel; 32, lining; 33, tube connector; 34, dust catcher; 4, workpiece; 51, slide rail; 52, screw mandrel; 53, control cabinet; 54, motor; 55, the umbrella tooth one; 56, the umbrella tooth two; 58, motor cabinet; 59, handle; 61, bolt; 7, cutter; 8, motor.
The specific embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technical scheme of the present invention is done further to describe, but the present invention is not limited to these embodiment.
Embodiment one
See also Fig. 1, a kind of pantograph carbon slide dustless sander of the present invention comprises frame 1, motor 8, cutter 7, anchor clamps 2, drive unit and dust exhaust apparatus.Motor 8 is fixed on the frame 1, and motor 8 comprises a motor cabinet 58 and the cylindric motor 8 that is located in the motor cabinet 58.Cutter 7 is connected in motor 8 rotating shafts.Anchor clamps 2 are fixedly arranged on the frame 1 in cutter 7 the place aheads and fixing pantograph carbon slide, and anchor clamps 2 comprise that a cross section is the bar shaped section bar of U type.
Dust exhaust apparatus is arranged on the dust that produces in the time of also pantograph carbon slide being polished outside the cutter 7 and siphons away.The dust catcher 34 that dust exhaust apparatus comprises the dust suction cover that is arranged on cutter 7 places admittedly and is arranged on that dust suction puts and is connected with the dust suction cover through tube connector 33.The dust suction cover is enclosed within on the cutter 7, and dust suction cover and motor 8 form an airtight chamber simultaneously, and the effect that dust suction is enclosed within dust catcher 34 produces certain vacuum down, and the air-flow in the dust suction cover flows to dust catcher 34 by the dust suction cover, and dust is along with air-flow is siphoned away by dust catcher 34.The dust suction cover comprises a tubular stationary magazine creel 31 and is removably fixed with the lining 32 outside stationary magazine creel 31 that tube connector 33 is connected on the stationary magazine creel 31.Cutter 7 is positioned at lining 32 with the fixing point of motor 8 rotating shafts, and lining 32 dismountable being fixed on the stationary magazine creel 31 are convenient to the replacing of cutter 7 like this.
Drive unit is arranged on the frame 1 and can drives cutter 7 against also moving on the pantograph carbon slide surface to the pantograph carbon slide surface.Drive unit comprises that one can make automatic drive that cutter 7 polishes along workpiece 4 surfaces and make cutter 7 against the manual driving device to workpiece 4 surfaces.Automatic drive comprises that power set also can make slide rail 51 guiders of motor 8 linear reciprocating motion on frame 1 with linking to each other with power set.Slide rail 51 guiders are included in two guide rails of parallel laid on the frame 1, on motor cabinet 58, are provided with the gathering sill that matches and be connected with above-mentioned guide rail.Guide rail is arranged in above-mentioned gathering sill, and power set can drive motor cabinet 58 and on guide rail, slide.Power set comprise a control cabinet 53 and the motor 54 that links to each other with control cabinet 53; On frame 1, be provided with the screw mandrel 52 that parallels with above-mentioned guide rail; Described screw mandrel 52 1 ends pass above-mentioned motor cabinet 58; The end that passes at this screw mandrel 52 is connected with above-mentioned motor 54 through a transmission device, and described screw mandrel 52 is threaded with motor cabinet 58, and described transmission device is included on the output shaft of motor 54 and is fixed with umbrella tooth 1; The end that passes at above-mentioned screw mandrel 52 is installed with umbrella tooth 2 56, and described umbrella tooth 1 is meshed with umbrella tooth 2 56.Electronic drive screw mandrel 52 rotates, and screw mandrel 52 drive motor cabinets 58 move on slide rail 51 then, and overall structure is simple, makes compact overall structure simultaneously.The axial direction that manual driving device is included in motor 8 shell outer wall upper edge motors 8 is installed with a bar shaped tooth; Be equipped with turning cylinder in motor cabinet 58 upper edges perpendicular to motor 8 axial directions; One end of this turning cylinder stretches in the motor cabinet 58; Inserting end at turning cylinder is fixed with a carrier gear, and this turning cylinder is meshed with above-mentioned bar shaped tooth through carrier gear, and the other end of turning cylinder is fixed with turning handle 59.
Between motor 8 and motor cabinet 58, also be provided with motor 8 is fixed on the bolt 61 on the motor cabinet 58; On motor 8 shell outer walls, offer a locating hole; With offer a connecting hole on the corresponding motor cabinet 58 of above-mentioned locating hole, make motor 8 and motor cabinet 58 both obtain the location when above-mentioned bolt is arranged in above-mentioned locating hole and connecting hole.Be resisted against workpiece 4 surfaces when polishing when being connected in cutter 7 in motor 8 rotating shafts; Workpiece 4 surfaces have certain power along motor 8 rotor shaft direction to cutter 7; Both obtain motor 8 and motor cabinet 58 locating and prevent that motor 8 has improved the machining accuracy to workpiece 4 with respect to motor cabinet 58 displacements in polishing.
Embodiment two
Similar on the pantograph carbon slide dustless sander 26S Proteasome Structure and Function among a kind of pantograph carbon slide dustless sander of present embodiment and the embodiment; Its difference is that the turning cylinder of the motor 8 of a kind of pantograph carbon slide dustless sander in the present embodiment is not provided with carrier gear; This end rotating directly has the gear teeth that are meshed with the bar shaped tooth; Make that like this bonding strength between the gear teeth and the turning cylinder is high, prolong the service life of turning cylinder.
Embodiment three
Similar on the pantograph carbon slide dustless sander 26S Proteasome Structure and Function among a kind of pantograph carbon slide dustless sander of present embodiment and the embodiment; Its difference is also to be provided with the sleeve that has scale between turning handle 59 and the motor cabinet 58 of a kind of pantograph carbon slide dustless sander in the present embodiment; Jacket casing is located at and is connected in simultaneously on the turning cylinder on the motor cabinet 58, and the handled easily personnel drive the displacement of motor 8 with respect to motor cabinet 58 through the rotation of system turning handle 59 like this.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.

Claims (10)

1. pantograph carbon slide dustless sander; Comprise a frame (1) and be arranged on the motor (8) on the frame (1); It is characterized in that; Be fixed with the cutter (7) that to polish to workpiece (4) surface in motor (8) rotating shaft; The frame (1) that is positioned at cutter (7) the place ahead is provided with the anchor clamps (2) that are used for fixing workpiece (4), on frame (1), also is provided with drive cutter (7) against the drive unit that also can move on workpiece (4) surface to workpiece (4) surface, be provided with the dust exhaust apparatus that dust siphons away in the time of will polishing outside the cutter (7).
2. pantograph carbon slide dustless sander according to claim 1; It is characterized in that described dust exhaust apparatus comprises the dust catcher (34) that is arranged on the dust suction cover that cutter (7) locates admittedly and is arranged on that dust suction puts and is connected with the dust suction cover through tube connector (33).
3. pantograph carbon slide dustless sander according to claim 2; It is characterized in that; Described dust suction cover comprises a tubular stationary magazine creel (31) and is removably fixed with the lining (32) outside stationary magazine creel (31) that above-mentioned tube connector (33) is connected on the stationary magazine creel (31).
4. pantograph carbon slide dustless sander according to claim 1 is characterized in that, described motor comprises a motor cabinet (58) and is located in the cylindric motor (8) in the motor cabinet (58).
5. pantograph carbon slide dustless sander according to claim 4; It is characterized in that described drive unit comprises that one can make automatic drive that cutter (7) polishes along workpiece (4) surface and make cutter (7) against the manual driving device to workpiece (4) surface.
6. pantograph carbon slide dustless sander according to claim 5; It is characterized in that; Described automatic drive comprises power set and links to each other with power set and can make motor (8) go up slide rail (51) guider of linear reciprocating motion in frame (1); Described slide rail (51) guider is included on the frame (1) and is equipped with guide rail; On motor cabinet (58), be provided with the gathering sill that matches and be connected with above-mentioned guide rail, above-mentioned guide rail is arranged in above-mentioned gathering sill, and above-mentioned power set can drive motor cabinet (58) and on guide rail, slide.
7. pantograph carbon slide dustless sander according to claim 6; It is characterized in that; Described power set comprise a control cabinet (53) and the motor (54) that links to each other with control cabinet (53); On frame (1), be provided with the screw mandrel (52) that parallels with above-mentioned guide rail, described screw mandrel (52) one ends pass above-mentioned motor cabinet (58), hold passing of this screw mandrel (52) to be connected with above-mentioned motor (54) through a transmission device; Described screw mandrel (52) is threaded with motor cabinet (58); Described transmission device is included on the output shaft of motor (54) and is fixed with umbrella tooth one (55), is installed with umbrella tooth two (56) at the end that passes of above-mentioned screw mandrel (52), and described umbrella tooth one (55) and umbrella tooth two (56) are meshed.
8. pantograph carbon slide dustless sander according to claim 5; It is characterized in that; The axial direction that described manual driving device is included in motor (8) shell outer wall upper edge motor (8) is installed with a bar shaped tooth; Be equipped with turning cylinder in motor cabinet (58) upper edge perpendicular to motor (8) axial direction, an end of this turning cylinder stretches in the motor cabinet (58), is fixed with a carrier gear at the inserting end of turning cylinder; This turning cylinder is meshed with above-mentioned bar shaped tooth through carrier gear, and the other end of turning cylinder is fixed with turning handle (59).
9. pantograph carbon slide dustless sander according to claim 8; It is characterized in that; Between motor (8) and motor cabinet (58), also be provided with motor (8) is fixed on the bolt (61) on the motor cabinet (58); On motor (8) shell outer wall, offer a locating hole, and offer a connecting hole on the corresponding motor cabinet of above-mentioned locating hole (58), make motor (8) and motor cabinet (58) both obtain the location when above-mentioned bolt is arranged in above-mentioned locating hole and connecting hole.
10. according to claim 6 or 7 described pantograph carbon slide dustless sanders, it is characterized in that described anchor clamps (2) comprise that a cross section is the bar shaped section bar of U type, this bar shaped section bar is parallel to be positioned on the above-mentioned guide rail direction.
CN201210306476.9A 2012-08-27 2012-08-27 A kind of pantograph carbon slide dustless sander Active CN102814741B (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104607723A (en) * 2014-12-01 2015-05-13 西安电子工程研究所 Split waveguide deburrer
CN113909302A (en) * 2021-10-15 2022-01-11 天大铜业(天长)有限公司 Continuous casting and rolling copper rod production line equipment and production method thereof
CN116922230A (en) * 2023-09-15 2023-10-24 四川工程职业技术学院 Flexible contact wire polishing device

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CN2167888Y (en) * 1993-09-20 1994-06-08 北京市朝阳区振兴福利电碳制品厂 Carbon sliding plate for pantograph of electric locomotive
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CN2714240Y (en) * 2004-07-30 2005-08-03 大庆油田有限责任公司 Polishing and dust removing device for metope
CN201061998Y (en) * 2007-05-15 2008-05-21 重庆铁路笛声贸易公司 Electric locomotive pantograph carbon slide plates
CN201089100Y (en) * 2007-07-26 2008-07-23 倪玉萍 Dust-absorbing sander
CN201320973Y (en) * 2008-12-28 2009-10-07 张群超 Electric locomotive pantograph bending bow carbon slide board
CN201320972Y (en) * 2008-12-28 2009-10-07 张群超 Electric locomotive pantograph straight bow carbon slide board
CN201442200U (en) * 2009-08-20 2010-04-28 徐宪良 Roller grinder
CN201604076U (en) * 2010-01-12 2010-10-13 陈小青 Trimming device of grinding disc
CN101972967A (en) * 2010-10-29 2011-02-16 郑文政 Polishing machine for polishing stopper groove in needle arranging plate
CN202010924U (en) * 2011-03-09 2011-10-19 周乔平 Dust-free grinder
CN102248456A (en) * 2011-07-28 2011-11-23 戴若夫 Movable grinding head type thin plate inclined surface forming machine
CN202180409U (en) * 2011-06-27 2012-04-04 杭州宏泰数控设备有限公司 Numerical-control grinding machine
CN102430981A (en) * 2011-12-09 2012-05-02 傅月华 Self-dust absorption type polishing machine
CN202780844U (en) * 2012-08-27 2013-03-13 浙江旺隆轨道交通设备有限公司 Dust-free grinding machine of carbon sliding plate of pantograph

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB856465A (en) * 1956-03-19 1960-12-14 & Fils De Spa Improvements in machines for trueing carding cylinders and sharpening their linings
CN2167888Y (en) * 1993-09-20 1994-06-08 北京市朝阳区振兴福利电碳制品厂 Carbon sliding plate for pantograph of electric locomotive
CN2371066Y (en) * 1999-05-31 2000-03-29 河北省肃宁县密封件厂 Aluminium sheathed dipping metal carbon sliding plate for pantograph of electric locomotive
CN2714240Y (en) * 2004-07-30 2005-08-03 大庆油田有限责任公司 Polishing and dust removing device for metope
CN201061998Y (en) * 2007-05-15 2008-05-21 重庆铁路笛声贸易公司 Electric locomotive pantograph carbon slide plates
CN201089100Y (en) * 2007-07-26 2008-07-23 倪玉萍 Dust-absorbing sander
CN201320973Y (en) * 2008-12-28 2009-10-07 张群超 Electric locomotive pantograph bending bow carbon slide board
CN201320972Y (en) * 2008-12-28 2009-10-07 张群超 Electric locomotive pantograph straight bow carbon slide board
CN201442200U (en) * 2009-08-20 2010-04-28 徐宪良 Roller grinder
CN201604076U (en) * 2010-01-12 2010-10-13 陈小青 Trimming device of grinding disc
CN101972967A (en) * 2010-10-29 2011-02-16 郑文政 Polishing machine for polishing stopper groove in needle arranging plate
CN202010924U (en) * 2011-03-09 2011-10-19 周乔平 Dust-free grinder
CN202180409U (en) * 2011-06-27 2012-04-04 杭州宏泰数控设备有限公司 Numerical-control grinding machine
CN102248456A (en) * 2011-07-28 2011-11-23 戴若夫 Movable grinding head type thin plate inclined surface forming machine
CN102430981A (en) * 2011-12-09 2012-05-02 傅月华 Self-dust absorption type polishing machine
CN202780844U (en) * 2012-08-27 2013-03-13 浙江旺隆轨道交通设备有限公司 Dust-free grinding machine of carbon sliding plate of pantograph

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104607723A (en) * 2014-12-01 2015-05-13 西安电子工程研究所 Split waveguide deburrer
CN113909302A (en) * 2021-10-15 2022-01-11 天大铜业(天长)有限公司 Continuous casting and rolling copper rod production line equipment and production method thereof
CN116922230A (en) * 2023-09-15 2023-10-24 四川工程职业技术学院 Flexible contact wire polishing device
CN116922230B (en) * 2023-09-15 2023-12-12 四川工程职业技术学院 Flexible contact wire polishing device

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