CN109702705B - Steel rail line drawing device for calibrating measuring position of sensor - Google Patents
Steel rail line drawing device for calibrating measuring position of sensor Download PDFInfo
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- CN109702705B CN109702705B CN201910117584.3A CN201910117584A CN109702705B CN 109702705 B CN109702705 B CN 109702705B CN 201910117584 A CN201910117584 A CN 201910117584A CN 109702705 B CN109702705 B CN 109702705B
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Abstract
The utility model provides a mark sensor measuring position's rail setting-out device, solves the setting-out that prior art exists and measures not to reach the integration, is difficult to guarantee setting-out accuracy, can't adapt to the irregular curved surface condition of rail, and setting-out continuity is poor, uses inconvenient problem. Including the middle part activity is provided with the vertical curb plate of sliding block, its characterized in that: the sliding block is provided with a line drawing pen which is perpendicular to the side wall of the rail, one end of the line drawing pen, which is far away from the rail, is provided with a fastening clamping block, and a reset spring is arranged between the fastening clamping block and the sliding block; the ladder base that vertical curb plate lower extreme set up comprises the base main part, and the base main part is close to the upside of track one end and is provided with rail draw-in groove, and rail draw-in groove both sides are provided with side rail draw-in groove respectively. The device has reasonable design, compact structure, convenient calibration and measurement, convenient carrying and attractive appearance, can transversely and longitudinally move, is favorable for drawing lines on the curved surface of the steel rail, has high line drawing accuracy, and can realize line drawing and measurement integration.
Description
Technical Field
The invention belongs to the technical field of steel rail health monitoring, and particularly relates to a steel rail scribing device which can move transversely and longitudinally, is beneficial to scribing on a steel rail curved surface, has high scribing accuracy, can realize scribing and measuring integration, is convenient to calibrate and measure, is convenient to carry and has attractive appearance and is used for calibrating the measuring position of a sensor.
Background
In the process of health monitoring of the steel rail, in order to ensure the accuracy of the measured position of the sensor, the laying position of the sensor needs to be calibrated by using a line drawing device. However, the line drawing device with the existing structure has the defects that the line drawing and measurement are not integrated, the line drawing device needs to be moved by manpower rather than a mechanical mechanism, the line drawing accuracy is difficult to ensure, and the like; moreover, the method cannot adapt to the irregular curved surface condition of the steel rail, and has poor line drawing continuity and seriously affects the accuracy of sensor measurement. In addition, the appearance design of current setting-out device is unreasonable, and the structure is too heavy, uses inconveniently, is difficult to satisfy the demand of on-the-spot rapidity setting-out. There is a need for an improvement over prior art rail striping apparatus.
Disclosure of Invention
The invention aims at the problems, and provides the steel rail scribing device which can move transversely and longitudinally, is favorable for scribing on the curved surface of the steel rail, has high scribing accuracy, can realize the integration of scribing and measuring, is convenient for calibration and measurement, is convenient to carry and has attractive appearance.
The technical scheme adopted by the invention is as follows: the steel rail line drawing device for calibrating the measuring position of the sensor comprises a vertical side plate and is characterized in that: the middle part of the vertical side plate is movably provided with a sliding block, a line drawing pen which is perpendicular to the side wall of the rail is arranged on the sliding block, one end of the line drawing pen, which is far away from the rail, is provided with a fastening clamping block, and a reset spring is arranged between the fastening clamping block and the sliding block; the lower extreme of vertical curb plate is provided with the ladder base, and the ladder base comprises the base main part, and the base main part is close to the upside of track one end and is provided with rail draw-in groove, and the both sides of going up rail draw-in groove are provided with side rail draw-in groove respectively.
The vertical side plate is composed of a cuboid side plate main body, a lifting chute is arranged in the middle of the side plate main body, and side slide ways are respectively arranged on two sides of the inside of the lifting chute; two sides of the sliding block are respectively clamped in side sliding channels of the lifting sliding chute; the lower part of curb plate main part is provided with the base spread groove that is used for linking to each other with ladder base tip, and still is provided with vertical scale on the curb plate main part. The sliding block is utilized to slide up and down in the side slideway of the lifting chute to drive the line drawing pen to move in the vertical direction, and the vertical graduation on the vertical side plate is used for line drawing and measurement, so that the use is convenient.
The upper end of the side plate main body of the vertical side plate is provided with a telescopic measuring plate, the telescopic measuring plate is composed of a measuring plate main body, and telescopic scales are arranged on the measuring plate main body; the telescopic measuring plate is movably inserted into a measuring plate slot arranged on the side part of the lifting chute and the side plate main body; and the lower end of the measuring plate main body is provided with a limiting convex edge. To increase transverse measuring range through the flexible measuring board that can freely stretch out and draw back, hoisting device suitability.
The lateral part of the measuring plate main body of the telescopic measuring plate is provided with an anti-slip strip. So as to prevent the telescopic measuring plate from sliding out when the device is inverted, and ensure the use reliability.
The step base is connected with a sliding rack arranged in a base connecting groove at the lower part of the vertical side plate through a transmission mechanism; the transmission mechanism comprises a rotating hand wheel arranged on the side part of the base main body of the stepped base, the rotating hand wheel is connected with a hand wheel rotating shaft positioned in the base main body, a driving bevel gear is arranged at the end part of the hand wheel rotating shaft and meshed with a driven bevel gear, a driving spur gear is arranged at the other end of a gear shaft of the driven bevel gear and meshed with the driven spur gear, and the driven spur gear is meshed with the sliding rack; the upper side of the ladder base is also provided with transverse scales. The driven bevel gear meshed with the driving bevel gear is driven to rotate by utilizing the rotating hand wheel, so that the driving straight gear at the other end of the gear shaft and the driven straight gear meshed with the driving straight gear are driven to synchronously rotate, and the vertical side plate is driven to reciprocate along the arrangement direction of the sliding rack in the base connecting groove, so that stable and accurate transverse line drawing is realized.
The sliding block consists of a sliding block main body, a cavity is formed in the middle of the sliding block main body, cover plates are respectively arranged on the front side and the rear side of the cavity, and pen penetrating round holes are correspondingly formed in the two cover plates; the left side and the right side of the slider main body are respectively provided with a lateral square hole communicated with the middle cavity; the outer side of the pen penetrating round hole of the one side cover plate is provided with a locking rotary block, the middle part of the locking rotary block is provided with a through hole communicated with the pen penetrating round hole, and the lower part of the locking rotary block is hinged with the middle part of a driving rotary rod arranged in the cavity of the slider main body; the two ends of the driving rotating rod are respectively hinged with a first crank and a second crank, the end part of the first crank is hinged with the lower end of a first rotating baffle arm positioned in a side part square hole on one side, and the middle part of the first rotating baffle arm is hinged with the cover plate through a rotating shaft; the end part of the second crank is hinged with the lower end of a second rotating blocking arm in the side square hole at the other side, and the middle part of the second rotating blocking arm is also hinged with the cover plate through a rotating shaft; meanwhile, the upper ends of the first rotating baffle arm and the second rotating baffle arm are respectively positioned in side sliding channels at two sides of the inside of the lifting sliding chute of the vertical side plate. The locking rotating block is utilized to drive the driving rotating rod to rotate, the first rotating blocking arm and the second rotating blocking arm are driven to rotate outwards around the rotating shaft in the middle through the first crank and the second crank, the upper ends of the first rotating blocking arm and the second rotating blocking arm are respectively clamped in side sliding channels on the corresponding sides through side part square holes, and the fixing of the positions of the sliding blocks in the vertical side plate lifting sliding grooves is achieved.
And a rotating handle is arranged on the locking rotating block at the outer side of the cover plate. So as to facilitate the rotation of the locking rotary block.
The fastening fixture block arranged at one end of the line drawing pen consists of a fixture block main body, and a locking through hole is formed in the middle of the fixture block main body; the fastening screw for fixing the fastening fixture block is arranged on the upper side of the locking through hole and on the side wall of the fixture block main body. The line drawing pen penetrates through the locking through hole of the fixture block main body, and the distance and the elasticity between the fastening fixture block and the sliding block are adjusted by the fastening screw and the reset spring, so that continuous line drawing of the line drawing pen on the curved surface of the steel rail is facilitated.
The invention has the beneficial effects that: because the invention adopts the vertical side plate with the sliding block movably arranged in the middle, the sliding block is provided with the line drawing pen which is arranged perpendicular to the side wall of the track, one end of the line drawing pen, which is far away from the track, is provided with the fastening clamping block, and the reset spring is arranged between the fastening clamping block and the sliding block; the ladder base that vertical curb plate lower extreme set up comprises the base main part, and the base main part is close to the upside of track one end and sets up rail draw-in groove, and the both sides of going up rail draw-in groove set up the structural style of side rail draw-in groove respectively, so its reasonable in design, compact structure can transversely, longitudinal movement, is provided with the ladder base of going up rail draw-in groove and side rail draw-in groove structure, not only can guarantee accurate horizontal drawing, can also carry out horizontal measurement to realized drawing measurement's integration. Meanwhile, the reset spring is arranged between the fastening clamping block and the sliding block, so that the problems of horizontal and front-back expansion of the line drawing pen are effectively solved, and continuous line drawing on the curved surface of the steel rail is facilitated; the device has high line drawing accuracy, convenient calibration and measurement, convenient carrying and attractive appearance.
Drawings
Fig. 1 is a schematic view of a structure of the present invention.
Fig. 2 is a view in the a direction of fig. 1.
Fig. 3 is a schematic view of a structure of the vertical side plate in fig. 2.
Fig. 4 is a schematic view of a structure of the telescopic measuring plate of fig. 3.
Fig. 5 is a schematic view of a structure of the step base of fig. 2.
Fig. 6 is a schematic diagram of a structure of the transmission mechanism in fig. 5.
Fig. 7 is a schematic view of a structure of the slider in fig. 2.
Fig. 8 is a front view of fig. 7 (slide position unlocked).
Fig. 9 is a schematic view of a structure in which the locking rotation block of fig. 8 rotates, and the first rotation blocking arm and the second rotation blocking arm lock the position of the sliding block.
Fig. 10 is a schematic diagram of a connection structure of the fastening clip, the line drawing pen and the sliding block in fig. 1.
FIG. 11 is a schematic diagram of an embodiment of the present invention for drawing lines.
FIG. 12 is a schematic view of one embodiment of the present invention for making lateral measurements.
The serial numbers in the figures illustrate: the device comprises a vertical side plate, a step base, a sliding block 3, a line drawing pen 4, a fastening clamping block 5, a return spring 6, a side plate main body, a base connecting groove 8, a sliding rack 9, a lifting chute 10, a side slideway 11, a telescopic measuring plate 12, a longitudinal scale 13, a measuring plate main body 14, a limiting convex edge 15, a telescopic scale 16, a base main body 17, a side rail clamping groove 18, an upper rail clamping groove 19, a 20 rotating hand wheel, a 21 transmission mechanism, a 22 transverse scale, a 23 hand wheel rotating shaft, a 24 driving bevel gear, a 25 driven bevel gear, a 26 gear shaft, a 27 driving spur gear, a 28 driven spur gear, a 29 sliding block main body, a 30 cavity, a side square hole 31, a 32 cover plate, a locking rotating block 33, a 34 rotating handle, a 35 pen penetrating round hole, a 36 driving rotary rod, a 37 first crank, a 38 first rotating blocking arm, a 39 second crank, a 40 second rotating blocking arm, a 41 clamping block main body, a 42 through hole, a 43 fastening screw and a 44 track.
Detailed Description
The specific structure of the present invention will be described in detail with reference to fig. 1 to 10. This mark sensor measuring position's rail setting-out device includes the vertical curb plate 1 that constitutes by the curb plate main part 7 of cuboid form, and wherein, the middle part of the curb plate main part 7 of vertical curb plate 1 is provided with the lift spout 10 that both sides link up around, and the inside both sides of lift spout 10 are provided with side slide 11 respectively, are provided with the antislip strip in the side slide 11 to make the setting-out more stable. A base connecting groove 8 for connecting with the end part of the step base 2 is arranged at the lower part of the side plate main body 7 of the vertical side plate 1; and, the side plate main body 7 is also provided with a longitudinal scale 13 which is convenient for longitudinal measurement. So that the sliding block 3 can slide up and down in the side slideway 11 of the lifting chute 10 to drive the line drawing pen 4 to move in the vertical direction, and the line drawing and measurement are carried out by assisting with the longitudinal scales 13 on the vertical side plate 1.
The upper end of the side plate main body 7 of the vertical side plate 1 is provided with a telescopic measuring plate 12 which can freely stretch, the telescopic measuring plate 12 is composed of a measuring plate main body 14, and the measuring plate main body 14 is provided with telescopic scales 16; and the reading of the telescopic graduations 16 follows the reading of the longitudinal graduations 13 on the vertical side plate 1, increasing in sequence from the pull-out side. The telescopic measuring plate 12 is movably inserted into a measuring plate slot arranged on the side part of the lifting chute 10 and the side plate main body 7; meanwhile, the lower end of the measuring plate body 14 is provided with a limit flange 15 for preventing the telescopic measuring plate 12 from being pulled out entirely. In order to prevent the telescopic measuring plate 12 from slipping out when the device is inverted and ensure the use reliability, the side part of the measuring plate main body 14 of the telescopic measuring plate 12 is provided with an anti-slip strip, and the range of transverse measurement of the device is increased and the applicability is improved by the telescopic measuring plate 12 which can freely stretch.
The lower extreme of vertical curb plate 1 is provided with ladder base 2, and ladder base 2 comprises base main part 17, and the upside that base main part 17 is close to track 44 one end is provided with the last rail draw-in groove 19 of being convenient for vertical measurement, and the both sides of going up rail draw-in groove 19 are provided with the side rail draw-in groove 18 of being convenient for horizontal measurement respectively. The step base 2 is connected with a sliding rack 9 arranged in a base connecting groove 8 at the lower part of the vertical side plate 1 through a transmission mechanism 21. The transmission mechanism 21 comprises a rotating hand wheel 20 arranged on the side part of the base main body 17 of the step base 2, the rotating hand wheel 20 is connected with a hand wheel rotating shaft 23 which is positioned in the base main body 17 and horizontally and transversely arranged, and a rotating bearing is arranged on the hand wheel rotating shaft 23. The end of the hand wheel rotating shaft 23 is provided with a driving bevel gear 24, the driving bevel gear 24 is meshed with a driven bevel gear 25, the other end of a gear shaft 26 horizontally and longitudinally arranged on the driven bevel gear 25 is provided with a driving spur gear 27, and the driving spur gear 27 is meshed with a driven spur gear 28. The gear shaft 26 is also provided with a rotating bearing. The driving spur gear 27 and the driven spur gear 28 are respectively meshed with the sliding racks 9 arranged in the base connecting groove 8 and on the upper side and the lower side. The upper side of the step base 2 is provided with a transverse scale 22 facilitating transverse measurement. Thereby, the driven bevel gear 25 meshed with the driving bevel gear 24 is driven to rotate by utilizing the rotating hand wheel 20, and then the driving straight gear 27 at the other end of the gear shaft 26 and the driven straight gear 28 meshed with the driving straight gear 27 are driven to synchronously rotate, so that the whole vertical side plate 1 is driven to reciprocate along the arrangement direction of the sliding rack 9 in the lower end base connecting groove 8, and stable and accurate transverse or longitudinal line drawing is realized.
The lifting chute 10 in the middle of the vertical side plate 1 is movably provided with a sliding block 3, and two sides of the sliding block 3 are respectively clamped in the side sliding channel 11 of the lifting chute 10. The sliding block 3 comprises a square sliding block main body 29, and a cavity 30 is formed in the middle of the sliding block main body 29; the front and rear sides of the cavity 30 are respectively provided with a cover plate 32, and pen penetrating round holes 35 for the line drawing pen 4 to penetrate are correspondingly arranged on the two cover plates 32. The left and right sides of the slider body 29 of the slider 3 are also provided with side square holes 31 communicating with the middle cavity 30, respectively. The outer side of the pen penetrating round hole 35 on one side cover plate 32 of the sliding block 3 is provided with a locking rotary block 33, and the middle part of the locking rotary block 33 is provided with a through hole communicated with the pen penetrating round hole 35 so as to facilitate the passing of the line drawing pen 4. The lower part of the locking rotary block 33 is hinged with the middle part of a strip-shaped driving rotary rod 36 arranged in the cavity 30 of the sliding block main body 29; a first crank 37 and a second crank 39 are hinged to both ends of the driving rotary rod 36. In order to facilitate the rotation of the locking rotation block 33, a rotation handle 34 is provided on the locking rotation block 33.
The end of a first crank 37 hinged with the end of the driving rotating rod 36 is hinged with the lower end of a first rotation blocking arm 38 positioned in a side part square hole 31 at one side of the sliding block main body 29; the middle part of the first rotation blocking arm 38 is hinged with the one side cover plate 32 through a rotation shaft. The end of the second crank 39 is hinged to the lower end of the second rotation blocking arm 40 in the side square hole 31 at the other side of the slider body 29, and the middle part of the second rotation blocking arm 40 is also hinged to the one-side cover plate 32 through a rotation shaft. Meanwhile, the upper ends of the first rotation blocking arm 38 and the second rotation blocking arm 40 are respectively positioned in the side sliding channels 11 at two sides of the inside of the lifting sliding chute 10 of the vertical side plate 1. The locking rotary block 33 is utilized to drive the driving rotary rod 36 to rotate, so that the first rotary baffle arm 38 and the second rotary baffle arm 40 are driven to rotate outwards around the rotating shaft at the middle part through the first crank 37 and the second crank 39, the upper ends of the first rotary baffle arm 38 and the second rotary baffle arm 40 are respectively clamped in the sideslip channels 11 at the corresponding sides through the side part square holes 31, and the position of the sliding block 3 in the lifting sliding chute 10 of the vertical side plate 1 is fixed.
A line drawing pen 4 which is arranged perpendicular to the side wall of the track 44 is arranged in the pen penetrating round hole 35 of the sliding block 3; the end of the line drawing pen 4 remote from the track 44 is provided with a fastening clip 5. The fastening fixture block 5 comprises a fixture block main body 41, and a locking through hole 42 is formed in the middle of the fixture block main body 41; a fastening screw 43 for fixing the position of the fastening clip 5 is provided on the upper side of the locking through hole 42 and on the side wall of the clip body 41. A return spring 6 is provided between the side surface of the latch body 41 of the fastening latch 5 and the side wall of the cover 32 of the slider body 29 of the slider 3. The line drawing pen 4 is further penetrated through the locking through hole 42 of the fixture block main body 41, and the distance and the elastic force between the fastening fixture block 5 and the sliding block 3 are adjusted by utilizing the fastening screw 43 and the reset spring 6 arranged between the fastening fixture block 5 and the sliding block 3, so that continuous line drawing of the line drawing pen 4 on the curved surface of the steel rail is facilitated.
When the steel rail line drawing device for calibrating the measuring position of the sensor is used for drawing lines, the device is vertically arranged at the position between two fasteners of one section of track 44, and in the process of carrying out vertical and horizontal line drawing, an operator needs to push the step base 2 by hand, so that the upper steel rail clamping groove 19 is tightly attached to the bottom surface and the side surface of the track 44, and the device is always in a horizontal state (as shown in fig. 11). When vertical scribing is carried out, an operator fixes the vertical side plate 1 by using the palm, and the scribing pencil 4 and the sliding block 3 are pushed by one hand to move up and down along the lifting sliding groove 10, the scribing pencil 4 is fixed by the fastening screw 43 on the fastening clamping block 5, and the reset spring 6 between the fastening clamping block 5 and the sliding block 3 can enable the scribing pencil 4 to stretch and retract along with the shape on the curved surface of the steel rail, so that continuous scribing is realized.
When a line is drawn transversely, the step base 2 is also adhered to the bottom surface and the side surface of the track 44, and simultaneously, after the vertical position of the line drawing pen 4 is adjusted, the locking rotary block 33 is utilized to drive the driving rotary rod 36 to rotate, so that the upper ends of the first rotary baffle arm 38 and the second rotary baffle arm 40 are respectively clamped in the sideslip channels 11 on the corresponding sides, and the positions of the sliding block 3 and the line drawing pen 4 are fixed; then, the driven bevel gear 25 meshed with the driving bevel gear 24 is driven to rotate by rotating the hand wheel 20, so that the driving straight gear 27 at the other end of the gear shaft 26 and the driven straight gear 28 meshed with the driving straight gear 27 are driven to synchronously rotate, and the whole vertical side plate 1 is driven to transversely reciprocate, so that stable and continuous transverse line drawing of the line drawing pen 4 is realized. It will be appreciated that when the distance of the transverse line drawing is long (much greater than the width of the step base), the entire line drawing device may also be manually moved transversely along the track to effect long-distance transverse line drawing.
When the device for drawing the line on the steel rail is used for transverse measurement, the device is transversely arranged between two fasteners of a section of track 44, the step base 2 is pushed by hand, the side rail clamping groove 18 is tightly attached to the bottom surface and the side surface of the track 44, and the scale on the vertical side plate 1 is used for direct reading (as shown in fig. 12). Through vertical curb plate 1 upper end, can freely stretch out and draw back flexible measurement board 12, can increase the device transverse measurement's scope, and then satisfied long distance measurement's demand. The steel rail line drawing device for calibrating the measuring position of the sensor not only can ensure accurate horizontal line drawing, but also can carry out transverse measurement, thereby realizing the integration of line drawing measurement; and the line drawing on the curved surface of the steel rail is facilitated, and the line drawing accuracy is high.
Claims (1)
1. The utility model provides a mark rail setting-out device of sensor measurement position, includes vertical curb plate (1), its characterized in that: the middle part of the vertical side plate (1) is movably provided with a sliding block (3), a line drawing pen (4) which is perpendicular to the side wall of the track (44) is arranged on the sliding block (3), one end, far away from the track (44), of the line drawing pen (4) is provided with a fastening clamping block (5), and a reset spring (6) is arranged between the fastening clamping block (5) and the sliding block (3); the lower end of the vertical side plate (1) is provided with a step base (2), the step base (2) is composed of a base main body (17), an upper steel rail clamping groove (19) is formed in the upper side of one end, close to a track (44), of the base main body (17), and side steel rail clamping grooves (18) are formed in two sides of the upper steel rail clamping groove (19) respectively; the vertical side plate (1) is composed of a cuboid side plate main body (7), a lifting chute (10) is arranged in the middle of the side plate main body (7), and side sliding ways (11) are respectively arranged on two sides of the inside of the lifting chute (10); two sides of the sliding block (3) are respectively clamped in side sliding channels (11) of the lifting sliding chute (10); the lower part of the side plate main body (7) is provided with a base connecting groove (8) used for being connected with the end part of the step base (2), and the side plate main body (7) is also provided with a longitudinal scale (13); the upper end of a side plate main body (7) of the vertical side plate (1) is provided with a telescopic measuring plate (12), the telescopic measuring plate (12) is composed of a measuring plate main body (14), and a telescopic scale (16) is arranged on the measuring plate main body (14); the telescopic measuring plate (12) is movably inserted into a measuring plate slot arranged on the side part of the lifting chute (10) and the side plate main body (7); the lower end of the measuring plate main body (14) is provided with a limiting convex edge (15); the side part of the measuring plate main body (14) of the telescopic measuring plate (12) is provided with an anti-slip strip; the step base (2) is connected with a sliding rack (9) arranged in a base connecting groove (8) at the lower part of the vertical side plate (1) through a transmission mechanism (21); the transmission mechanism (21) comprises a rotating hand wheel (20) arranged at the side part of a base main body (17) of the step base (2), the rotating hand wheel (20) is connected with a hand wheel rotating shaft (23) positioned in the base main body (17), a driving bevel gear (24) is arranged at the end part of the hand wheel rotating shaft (23), the driving bevel gear (24) is meshed with a driven bevel gear (25), a driving straight gear (27) is arranged at the other end of a gear shaft (26) of the driven bevel gear (25), the driving straight gear (27) is meshed with a driven straight gear (28), and the driven straight gear (28) is meshed with the sliding rack (9); the upper side of the step base (2) is also provided with transverse scales (22); the sliding block (3) is composed of a sliding block main body (29), a cavity (30) is formed in the middle of the sliding block main body (29), cover plates (32) are respectively arranged on the front side and the rear side of the cavity (30), and pen penetrating round holes (35) are correspondingly formed in the two cover plates (32); the left side and the right side of the slider main body (29) are respectively provided with a side square hole (31) communicated with the middle cavity (30); a locking rotating block (33) is arranged at the outer side of the pen penetrating round hole (35) of the cover plate (32), a through hole communicated with the pen penetrating round hole (35) is formed in the middle of the locking rotating block (33), and the lower part of the locking rotating block (33) is hinged with the middle of a driving rotating rod (36) arranged in the cavity (30) of the sliding block main body (29); the two ends of the driving rotating rod (36) are respectively hinged with a first crank (37) and a second crank (39), the end part of the first crank (37) is hinged with the lower end of a first rotating baffle arm (38) positioned in a side part square hole (31) at one side, and the middle part of the first rotating baffle arm (38) is hinged with the cover plate (32) through a rotating shaft; the end part of the second crank (39) is hinged with the lower end of a second rotation blocking arm (40) in a side square hole (31) at the other side, and the middle part of the second rotation blocking arm (40) is also hinged with the cover plate (32) through a rotating shaft; meanwhile, the upper ends of the first rotating baffle arm (38) and the second rotating baffle arm (40) are respectively positioned in side sliding channels (11) at two sides of the inner part of the lifting sliding chute (10) of the vertical side plate (1); a rotary handle (34) is arranged on the locking rotary block (33) at the outer side of the cover plate (32); the fastening fixture block (5) arranged at one end of the line drawing pen (4) is composed of a fixture block main body (41), and a locking through hole (42) is formed in the middle of the fixture block main body (41); a fastening screw (43) for fixing the position of the fastening clamping block (5) is arranged on the upper side of the locking through hole (42) and on the side wall of the clamping block main body (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910117584.3A CN109702705B (en) | 2019-02-15 | 2019-02-15 | Steel rail line drawing device for calibrating measuring position of sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910117584.3A CN109702705B (en) | 2019-02-15 | 2019-02-15 | Steel rail line drawing device for calibrating measuring position of sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109702705A CN109702705A (en) | 2019-05-03 |
| CN109702705B true CN109702705B (en) | 2023-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910117584.3A Active CN109702705B (en) | 2019-02-15 | 2019-02-15 | Steel rail line drawing device for calibrating measuring position of sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113752230A (en) * | 2021-09-17 | 2021-12-07 | 沪东中华造船(集团)有限公司 | Track marking tool for submerged arc transverse welding equipment of ship and using method of track marking tool |
| CN114043555B (en) * | 2021-10-21 | 2023-09-22 | 山东银宝轮胎集团有限公司 | Tread pattern grooving device for retreaded tire |
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| KR200199371Y1 (en) * | 2000-05-13 | 2000-10-02 | 포항종합제철주식회사 | A line draw apparatus |
| CN105234918A (en) * | 2015-10-31 | 2016-01-13 | 重庆金优元建材有限公司 | Stone straight rule and compasses part |
| CN206170052U (en) * | 2016-08-19 | 2017-05-17 | 东莞市宝瑞电子有限公司 | Setting -out tool |
| CN207841293U (en) * | 2018-01-31 | 2018-09-11 | 陕西工业职业技术学院 | A kind of amount divider calipers |
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| CN109702705A (en) | 2019-05-03 |
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