CN210104459U - Rail weld grinding machine for railway maintenance - Google Patents
Rail weld grinding machine for railway maintenance Download PDFInfo
- Publication number
- CN210104459U CN210104459U CN201920428506.0U CN201920428506U CN210104459U CN 210104459 U CN210104459 U CN 210104459U CN 201920428506 U CN201920428506 U CN 201920428506U CN 210104459 U CN210104459 U CN 210104459U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- transmission
- driven
- supporting
- frames
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to a welding field, more specifically the track welding seam polisher is used in railway maintenance that says so, including supporting the lower plate, adjust slide bar mechanism, the actuating mechanism that polishes, polishing mechanism, transmission abrasive band and front end abrasive band, the device is small, portable, the traveller is connected to the accessible and is slided in the semicircle frame spout of two semicircle frames, carry out the angle of polishing that the welding seam was polished with adjusting device, polish with the welding seam that adapts to different positions on the track, be convenient for operate, and then improve work efficiency, can cross in time polish the processing to the welding seam of maintenance department, do not influence the normal operating of train transportation.
Description
Technical Field
The utility model relates to a welding field, more specifically the railway is maintained and is used track welding seam polisher that says so.
Background
Railway tracks are called rails, tracks and the like for short, are mainly used on railways and cooperate with a point switch to ensure that a train can walk without steering, the safety of the railway ensures the normal operation of railway transportation, and therefore, the damage investigation and the maintenance of the railway are very important, when the railway track is damaged, maintenance welding is often required, the welded seam needs to be polished, further maintaining the smoothness of the surface of the railway track without hindering the normal running of the train, and the welding seam polisher on the market is generally large in volume, inconvenient to carry and not suitable for the damage and the troubleshooting of the railway track, the timeliness of polishing the welding seam, therefore, the utility model provides a rail welding seam polisher for railway maintenance, the polishing tool can be conveniently carried by maintenance workers to polish welding seams at damaged positions during maintenance, and is suitable for the timeliness of polishing the welding seams under the condition.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a railway is maintained and is used track welding seam polisher, the maintenance work personnel of can being convenient for carry to the polishing of impaired department welding seam when overhauing, adapt to the ageing of this kind of condition welding seam polishing.
The purpose of the utility model is realized through the following technical scheme:
a rail welding seam polisher for railway maintenance comprises a supporting lower bottom supporting plate, a sliding rod adjusting mechanism, a polishing driving mechanism, a polishing mechanism, a transmission polishing belt and a front end polishing belt, wherein the supporting lower bottom supporting plate comprises a supporting lower bottom plate, slide semicircular frame fixing grooves, two rail frames, two slide semicircular frame connecting plates, a semicircular frame, a lower groove and semicircular frame sliding grooves;
the adjusting slide bar mechanism comprises a supporting vertical rod, a connecting slide column, connecting lug plates and a middle-end connecting plate, the connecting slide column is fixedly connected to the lower end of the supporting vertical rod, the upper end of the supporting vertical rod is fixedly connected with two connecting lug plates, the lower end of the middle-end connecting plate is hinged between the two connecting lug plates, and the front end and the rear end of the connecting slide column are respectively connected in the two semicircular frame sliding grooves in a sliding mode;
the polishing driving mechanism comprises a motor placing frame, a motor, two face gears, straight gear supporting frames and straight gear transmission wheels, wherein the motor is fixedly connected to the motor placing frame, the face gears are fixedly connected to an output shaft of the motor, the two straight gear supporting frames are respectively and fixedly connected to the left end and the right end of the motor placing frame, the rear ends of the two straight gear supporting frames are rotatably connected with the straight gear transmission wheels, the face gears are in meshing transmission with the two straight gear transmission wheels, and the front end of the motor placing frame is fixedly connected to the rear end of a middle-end connecting plate;
the polishing mechanism comprises a polishing mechanism connecting plate, driven wheel supporting frames, driven driving wheels, short driving wheels and driven short wheels, wherein the driven wheel supporting frames are provided with two driven wheel supporting frames, the two driven wheel supporting frames are respectively and fixedly connected to the left side and the right side of the front end of the polishing mechanism connecting plate, the front ends of the two driven wheel supporting frames are respectively and rotatably connected with the driven driving wheels, the right end of each short driving wheel is fixedly connected to the left end of the driven driving wheel positioned at the right end, the left end of each short driving wheel is rotatably connected to the right end of the driven driving wheel positioned at the left end, the rear end of the polishing mechanism connecting plate is fixedly connected to the front end of the middle-end connecting plate;
the two transmission abrasive belts are arranged, and the straight-tooth transmission wheels positioned at the left end and the right end are respectively in transmission connection with the driven transmission wheels positioned at the left end and the right end through the two transmission abrasive belts;
the front end sanding belt is arranged at the front end of the device, and the short driving wheel and the driven short wheel are in transmission connection through the front end sanding belt.
As this technical scheme's further optimization, the utility model relates to a railway is maintained and is used track welding seam polisher, adjust slide bar mechanism and still include articulated connecting rod, the both ends of articulated connecting rod are rotated respectively and are connected in two connection otic placodes, and the middle-end of articulated connecting rod is rotated and is connected in the lower extreme of middle-end connecting plate.
As this technical scheme's further optimization, the utility model relates to a railway is maintained and is used track welding seam polisher, grinding machanism still includes the handle, and both ends difference fixed connection is on grinding machanism connecting plate and middle-end connecting plate around the handle.
The utility model relates to a railway is maintained and is used track welding seam polisher's beneficial effect does:
the device is small, portable, and the accessible is connected the traveller and is slided in the semicircle frame spout of two semicircle frames to adjusting device carries out the angle of polishing that the welding seam was polished, polishes with the welding seam that adapts to different positions on the track, and the operation of being convenient for, and then improves work efficiency, can cross in time polish the processing to the welding seam of maintenance department, does not influence the normal operating of train transportation.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the overall structure of a rail weld grinding machine for railway maintenance according to the present invention;
FIG. 2 is a schematic view of the structure of the supporting plate for supporting the lower sole of the present invention;
FIG. 3 is a partial schematic view of the supporting plate for supporting the lower bottom of the present invention;
FIG. 4 is a second partial schematic structural view of the supporting plate for supporting the lower sole of the present invention;
FIG. 5 is a schematic structural diagram of the slide rod adjusting mechanism of the present invention;
fig. 6 is a schematic structural view of the polishing driving mechanism of the present invention;
fig. 7 is a partial schematic structural view of the polishing driving mechanism of the present invention;
fig. 8 is a schematic structural view of the polishing mechanism of the present invention;
fig. 9 is a schematic structural view of a local polishing mechanism of the present invention.
In the figure: supporting the lower base support plate 1; supporting the lower bottom plate 1-1; a slideway semicircular frame fixing groove 1-2; 1-3 of a track frame; a slideway semicircular frame connecting plate 1-4; 1-5 of a semicircular frame; 1-6 of a lower groove; 1-7 of semicircular frame chutes; adjusting the slide bar mechanism 2; 2-1 of a supporting upright rod; connecting a sliding column 2-2; connecting the ear plates 2-3; 2-4 of a middle-end connecting plate; hinged connecting rods 2-5; a polishing driving mechanism 3; a motor placing frame 3-1; a motor 3-2; a face gear 3-3; a straight gear support frame 3-4; 3-5 parts of a straight-tooth transmission wheel; a polishing mechanism 4; a polishing mechanism connecting plate 4-1; a driven wheel support frame 4-2; a driven transmission wheel 4-3; 4-4 parts of short driving wheels; 4-5 parts of driven short wheel and 4-6 parts of handle; a transmission abrasive belt 5; a front end sanding belt 6.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1-9, and a rail weld grinding machine for railway maintenance comprises a supporting bottom supporting plate 1, an adjusting slide bar mechanism 2, a grinding driving mechanism 3, a grinding mechanism 4, a transmission grinding belt 5 and a front end grinding belt 6, and is small in size and convenient to carry, and can slide in semicircular frame sliding chutes 1-7 of two semicircular frames 1-5 through connecting sliding columns 2-2, so that the grinding angle of the weld grinding is adjusted by the adjusting device, the welding line grinding at different positions on a rail is adapted, the operation is convenient, the working efficiency is improved, the welding line at the maintenance position can be ground in time, and the normal operation of train transportation is not affected.
The supporting plate 1 of the supporting lower bottom comprises a supporting lower bottom plate 1-1, slideway semicircular frame fixing grooves 1-2, a track frame 1-3, slideway semicircular frame connecting plates 1-4, semicircular frames 1-5, lower grooves 1-6 and semicircular frame sliding grooves 1-7, wherein the front end of the supporting lower bottom plate 1-1 is provided with two slideway semicircular frame fixing grooves 1-2, the track frame 1-3 is arranged at the lower end of the supporting lower bottom plate 1-1, a track to be subjected to weld polishing can be arranged in the track frame 1-3 during weld polishing work so as to fix the device and can slide the device back and forth on the track for convenient adjustment, the number of the slideway semicircular frame connecting plates 1-4 is two, and the two slideway semicircular frame connecting plates 1-4 are respectively and relatively and fixedly connected in the two slideway semicircular frame fixing grooves 1-2, two lower grooves 1-6 are respectively arranged on the two slideway semicircular frame connecting plates 1-4, the two semicircular frames 1-5 are respectively and fixedly connected to the two slideway semicircular frame connecting plates 1-4, semicircular frame sliding grooves 1-7 are respectively arranged on the two semicircular frames 1-5, and the two semicircular frames 1-5 are tracks for adjusting the polishing angles of welding seams;
the adjusting slide bar mechanism 2 comprises a supporting upright rod 2-1, a connecting slide column 2-2, connecting lug plates 2-3 and a middle-end connecting plate 2-4, the connecting slide column 2-2 is fixedly connected at the lower end of the supporting upright rod 2-1, the upper end of the supporting upright rod 2-1 is fixedly connected with two connecting lug plates 2-3, the front end and the rear end of the connecting slide column 2-2 are respectively connected in two semicircular frame chutes 1-7 in a sliding manner, when the polishing angle of a welding seam needs to be adjusted, the left end and the right end of the connecting slide column 2-2 slide in the two semicircular frame chutes 1-7, so that the adjusting slide bar mechanism 2 drives the polishing driving mechanism 3, the polishing mechanism 4, the transmission polishing belt 5 and the front end polishing belt 6 to move together, and further facilitate the polishing of the welding seams at different positions left during the track maintenance, the lower end of the middle-end connecting plate 2-4 is hinged between the two connecting lug plates 2-3, the middle-end connecting plate 2-4 is rotated by taking the axis of the hinged connecting rod 2-5 as a central line, the front and back angles of the device can be controlled, and then the transmission abrasive belt 5 and the front-end abrasive belt 6 can be tightly attached to the welding seam, and the welding seam is effectively polished;
the polishing driving mechanism 3 comprises a motor placing frame 3-1, a motor 3-2, a plane gear 3-3, a straight gear supporting frame 3-4 and a straight gear transmission wheel 3-5, the motor 3-2 is fixedly connected to the motor placing frame 3-1, the plane gear 3-3 is fixedly connected to an output shaft of the motor 3-2, two straight gear supporting frames 3-4 are arranged, the two straight gear supporting frames 3-4 are respectively and fixedly connected to the left end and the right end of the motor placing frame 3-1, the rear ends of the two straight gear supporting frames 3-4 are respectively and rotatably connected with the straight gear transmission wheel 3-5, the front end of the motor placing frame 3-1 is fixedly connected to the rear end of a middle-end connecting plate 2-4, when welding seam polishing is carried out, the motor 3-2 is started, and the motor 3-2 drives the plane gear 3-3 to move clockwise around the axis The needle rotates, the plane gear 3-3 is in meshing transmission with the two straight-tooth transmission wheels 3-5, and the plane gear 3-3 drives the two straight-tooth transmission wheels 3-5 on the left side and the right side to respectively move anticlockwise and clockwise by taking the axis of the connecting shaft of the straight-tooth transmission wheels as the central line;
the polishing mechanism 4 comprises a polishing mechanism connecting plate 4-1, two driven wheel supporting frames 4-2, two driven wheel supporting frames 4-3, two short driving wheels 4-4 and two driven short wheels 4-5, the driven wheel supporting frames 4-2 are respectively and fixedly connected with the left side and the right side of the front end of the polishing mechanism connecting plate 4-1, the front ends of the two driven wheel supporting frames 4-2 are respectively and rotatably connected with the driven driving wheels 4-3, the right end of the short driving wheel 4-4 is fixedly connected with the left end of the driven driving wheel 4-3 at the right end, the left end of the short driving wheel 4-4 is rotatably connected with the right end of the driven driving wheel 4-3 at the left end, and the rear end of the polishing mechanism connecting plate 4-1 is fixedly connected with the front end of the middle connecting plate 2-4, the left end and the right end of the driven short wheel 4-5 are respectively and rotatably connected with the rear ends of the two driven wheel support frames 4-2;
the two transmission abrasive belts 5 are arranged, the straight-tooth transmission wheels 3-5 positioned at the left end and the right end are respectively in transmission connection with the driven transmission wheels 4-3 positioned at the left end and the right end through the two transmission abrasive belts 5, the rotation of the two straight-tooth transmission wheels 3-5 positioned at the left side and the right side drives the two driven transmission wheels 4-3 at the left side and the right side to do anticlockwise and clockwise motion by taking the axis of a connecting shaft of the two transmission abrasive belts 5 as a central line, and the left transmission abrasive belt 5 and the right transmission abrasive belt 5 also do anticlockwise and clockwise motion simultaneously;
the front end sanding belt 6 is arranged at the front end of the device, the rotation of the driven transmission wheel 4-3 positioned at the right end drives the short transmission wheel 4-4 to do clockwise motion by taking the axis of the short transmission wheel as a center line, the short transmission wheel 4-4 and the driven short wheel 4-5 are in transmission connection through the front end sanding belt 6, the short transmission wheel 4-4 drives the driven short wheel 4-5 to do clockwise motion by taking the axis of the driven short wheel as the center line through the front end sanding belt 6, the front end sanding belt 6 does the same clockwise motion, one transmission sanding belt 5 and the front end sanding belt 6 do clockwise motion, the other transmission sanding belt 5 does anticlockwise motion, and the sanding in the corresponding direction can be performed according to the condition of a welding seam.
The second embodiment is as follows:
the following describes the present embodiment with reference to fig. 1 to 9, and the present embodiment further describes the first embodiment, the adjusting slide bar mechanism 2 further includes a hinge connecting rod 2-5, two ends of the hinge connecting rod 2-5 are respectively rotatably connected in the two connecting ear plates 2-3, and a middle end of the hinge connecting rod 2-5 is rotatably connected in a lower end of the middle connecting plate 2-4.
The third concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 9, and the embodiment further describes the first embodiment, the polishing mechanism 4 further includes a handle 4-6, the front end and the rear end of the handle 4-6 are respectively and fixedly connected to the polishing mechanism connecting plate 4-1 and the middle end connecting plate 2-4, and the handle 4-6 is arranged to facilitate lifting the device and adjusting the polishing angle.
The utility model discloses a railway is maintained and is used track welding seam polisher, its theory of operation is:
when the welding seam is polished, a rail to be polished can be placed in a rail frame 1-3, a fixing device is used, the device can slide back and forth on the rail, and is convenient to adjust, when the welding seam is polished, a motor 3-2 is started, the motor 3-2 drives a plane gear 3-3 to rotate clockwise by taking the axis of an output shaft of the motor 3-2 as a central line, the plane gear 3-3 drives two straight-tooth transmission wheels 3-5 respectively driving the left side and the right side to do anticlockwise movement and clockwise movement by taking the axis of a connecting shaft of the two straight-tooth transmission wheels 3-5 respectively, the rotation of the two straight-tooth transmission wheels 3-5 positioned on the left side and the right side drives two driven transmission wheels 4-3 on the left side and the right side to do anticlockwise movement and clockwise movement by taking the axis of the connecting shaft of the two driven transmission wheels 5, and the rotation of the driven transmission wheel 4-3 The short driving wheel 4-4 drives the driven short wheel 4-5 to do clockwise motion by taking the axis thereof as the central line through the front end sanding belt 6, one of the driving sanding belt 5 and the front end sanding belt 6 do clockwise motion, the other driving sanding belt 5 does anticlockwise motion, corresponding direction sanding can be performed according to the condition of a welding seam, the front end and the rear end of the connecting sliding column 2-2 are respectively connected in the two semicircular frame sliding chutes 1-7 in a sliding way, when the sanding angle of the welding seam needs to be adjusted, the left end and the right end of the connecting sliding column 2-2 slide in the two semicircular frame sliding chutes 1-7, so that the adjusting sliding rod mechanism 2 drives the sanding driving mechanism 3, the sanding mechanism 4, the driving sanding belt 5 and the front end sanding belt 6 to move together, thereby facilitating the sanding of the welding seams at different positions left during the maintenance of a track, the lower end of the middle end connecting plate 2-4 is hinged between the two connecting lug plates 2-3, the middle-end connecting plates 2-4 are rotated by taking the axes of the hinged connecting rods 2-5 as central lines, the front and back angles of the device can be controlled, and then the transmission abrasive belt 5 and the front-end abrasive belt 6 can be attached to the welding seam, and the welding seam can be effectively polished.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.
Claims (3)
1. The utility model provides a railway is maintained and is used track welding seam polisher, includes that the support is gone to the bottom backup pad (1), is adjusted slide bar mechanism (2), is polished actuating mechanism (3), is polished mechanism (4), is ground abrasive band (5) and front end and is ground abrasive band (6), its characterized in that: the supporting plate (1) for the supporting lower bottom comprises a supporting lower bottom plate (1-1), slideway semicircular frame fixing grooves (1-2), track frames (1-3), slideway semicircular frame connecting plates (1-4), semicircular frames (1-5), lower grooves (1-6) and semicircular frame sliding grooves (1-7), wherein the front end of the supporting lower bottom plate (1-1) is provided with two slideway semicircular frame fixing grooves (1-2), the track frames (1-3) are arranged at the lower end of the supporting lower bottom plate (1-1), the number of the slideway semicircular frame connecting plates (1-4) is two, the two slideway semicircular frame connecting plates (1-4) are respectively and fixedly connected in the two slideway semicircular frame fixing grooves (1-2), the two slideway semicircular frame connecting plates (1-4) are respectively provided with two lower grooves (1-6), the two semicircular frames (1-5) are respectively and fixedly connected to the two slideway semicircular frame connecting plates (1-4), and semicircular frame sliding grooves (1-7) are respectively arranged on the two semicircular frames (1-5);
the adjusting slide bar mechanism (2) comprises a supporting upright stanchion (2-1), a connecting slide column (2-2), connecting lug plates (2-3) and a middle-end connecting plate (2-4), the connecting slide column (2-2) is fixedly connected to the lower end of the supporting upright stanchion (2-1), the upper end of the supporting upright stanchion (2-1) is fixedly connected with two connecting lug plates (2-3), the lower end of the middle-end connecting plate (2-4) is hinged between the two connecting lug plates (2-3), and the front end and the rear end of the connecting slide column (2-2) are respectively connected in two semicircular frame sliding chutes (1-7) in a sliding manner;
the polishing driving mechanism (3) comprises a motor placing frame (3-1), a motor (3-2), a plane gear (3-3), straight gear supporting frames (3-4) and straight gear transmission wheels (3-5), wherein the motor (3-2) is fixedly connected to the motor placing frame (3-1), the plane gear (3-3) is fixedly connected to an output shaft of the motor (3-2), two straight gear supporting frames (3-4) are arranged, the two straight gear supporting frames (3-4) are respectively and fixedly connected to the left end and the right end of the motor placing frame (3-1), the rear ends of the two straight gear supporting frames (3-4) are respectively and rotatably connected with the straight gear transmission wheels (3-5), and the plane gear (3-3) is in meshing transmission with the two straight gear transmission wheels (3-5), the front end of the motor placing frame (3-1) is fixedly connected with the rear end of the middle-end connecting plate (2-4);
the polishing mechanism (4) comprises a polishing mechanism connecting plate (4-1), driven wheel supporting frames (4-2), driven transmission wheels (4-3), short transmission wheels (4-4) and driven short wheels (4-5), two driven wheel supporting frames (4-2) are arranged, the two driven wheel supporting frames (4-2) are respectively and fixedly connected to the left side and the right side of the front end of the polishing mechanism connecting plate (4-1), the front ends of the two driven wheel supporting frames (4-2) are respectively and rotatably connected with the driven transmission wheels (4-3), the right end of the short transmission wheel (4-4) is fixedly connected to the left end of the driven transmission wheel (4-3) positioned at the right end, the left end of the short transmission wheel (4-4) is rotatably connected with the right end of the driven transmission wheel (4-3) positioned at the left end, the rear end of the grinding mechanism connecting plate (4-1) is fixedly connected to the front end of the middle-end connecting plate (2-4), and the left end and the right end of the driven short wheel (4-5) are respectively and rotatably connected to the rear ends of the two driven wheel supporting frames (4-2);
the two transmission abrasive belt (5) are arranged, and the straight tooth transmission wheels (3-5) positioned at the left end and the right end are respectively in transmission connection with the driven transmission wheels (4-3) positioned at the left end and the right end through the two transmission abrasive belt (5);
the front end sanding belt (6) is arranged at the front end of the device, and the short driving wheels (4-4) and the driven short wheels (4-5) are in transmission connection through the front end sanding belt (6).
2. The rail weld grinding machine for railway maintenance according to claim 1, wherein: the adjusting slide bar mechanism (2) further comprises a hinged connecting rod (2-5), two ends of the hinged connecting rod (2-5) are respectively and rotatably connected into the two connecting lug plates (2-3), and the middle end of the hinged connecting rod (2-5) is rotatably connected into the lower end of the middle end connecting plate (2-4).
3. The rail weld grinding machine for railway maintenance according to claim 1, wherein: the polishing mechanism (4) further comprises a handle (4-6), and the front end and the rear end of the handle (4-6) are respectively and fixedly connected to the polishing mechanism connecting plate (4-1) and the middle end connecting plate (2-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428506.0U CN210104459U (en) | 2019-04-01 | 2019-04-01 | Rail weld grinding machine for railway maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428506.0U CN210104459U (en) | 2019-04-01 | 2019-04-01 | Rail weld grinding machine for railway maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210104459U true CN210104459U (en) | 2020-02-21 |
Family
ID=69534683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920428506.0U Expired - Fee Related CN210104459U (en) | 2019-04-01 | 2019-04-01 | Rail weld grinding machine for railway maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210104459U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112813746A (en) * | 2021-01-06 | 2021-05-18 | 郑州铁路职业技术学院 | Subway track maintenance equipment |
| CN113579903A (en) * | 2021-10-01 | 2021-11-02 | 江苏振通门业有限公司 | Aluminum alloy door frame welding grinding device |
-
2019
- 2019-04-01 CN CN201920428506.0U patent/CN210104459U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112813746A (en) * | 2021-01-06 | 2021-05-18 | 郑州铁路职业技术学院 | Subway track maintenance equipment |
| CN112813746B (en) * | 2021-01-06 | 2024-01-26 | 郑州铁路职业技术学院 | Subway track maintenance equipment |
| CN113579903A (en) * | 2021-10-01 | 2021-11-02 | 江苏振通门业有限公司 | Aluminum alloy door frame welding grinding device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106891221A (en) | A kind of glass works glass side edger unit | |
| CN210104459U (en) | Rail weld grinding machine for railway maintenance | |
| CN111691248A (en) | A track walking car for track is polished | |
| CN209503840U (en) | Resinder is used in a kind of polishing of metal welding seam | |
| CN209335320U (en) | A kind of track arrangement for grinding | |
| CN215036235U (en) | All-round grinding device of gear box casing | |
| CN107962464A (en) | A kind of pipe polishing device | |
| CN105862528B (en) | A kind of track sanding apparatus | |
| CN211615173U (en) | Automatic needle grinding device for ultrasonic polishing machine | |
| CN216404939U (en) | Treatment equipment for steel rail welded joint | |
| CN2250374Y (en) | Two-purpose rail polishing machine | |
| CN207464913U (en) | A kind of industrial machinery sander | |
| CN106112736B (en) | A kind of high ferro motor-car track special grinding cleaning machine | |
| CN205688297U (en) | A kind of track sanding apparatus | |
| CN212335673U (en) | Small-size rail polisher | |
| CN211734889U (en) | Rail side grinds machine convenient to adjust | |
| CN212635306U (en) | Grinding machine for long-strip-shaped workpiece | |
| CN217317451U (en) | Motor spindle transmission system of numerical control precision grinding polisher | |
| CN209774283U (en) | A multi-functional burnishing device for five gold bars | |
| CN111872805A (en) | I-steel welding seam polisher in truss wind power generation tower | |
| CN211805344U (en) | Multifunctional adjustable groove rail rust removal and welded joint grinding machine | |
| CN220806862U (en) | Adjustable grinding device for machining petroleum mechanical workpiece | |
| CN220783252U (en) | Steel construction grinding device | |
| CN215999956U (en) | Machine part is polished and is used turning to grinding machine | |
| CN215920082U (en) | Polishing machine used after welding |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200221 Termination date: 20210401 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |