CN115752178A - Levelness measuring device and method for heavy traction pin of GK type diesel locomotive - Google Patents
Levelness measuring device and method for heavy traction pin of GK type diesel locomotive Download PDFInfo
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- CN115752178A CN115752178A CN202211512418.1A CN202211512418A CN115752178A CN 115752178 A CN115752178 A CN 115752178A CN 202211512418 A CN202211512418 A CN 202211512418A CN 115752178 A CN115752178 A CN 115752178A
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Abstract
The invention discloses a levelness measuring device and a levelness measuring method for a heavy traction pin of a GK type diesel locomotive, wherein the device comprises a measuring platform, a triangular vertical structural member and a dial indicator; the bottom of the measuring platform is provided with a lifting device, and the surface of the top of the measuring platform is provided with a U-shaped fixed support frame and a V-shaped fixed bracket at intervals, wherein the U-shaped fixed support frame and the V-shaped fixed bracket are respectively provided with a U-shaped groove and a V-shaped groove; the bottom surface of the triangular vertical structural part is arranged on the top surface of the measuring platform, and the vertical surface of the triangular vertical structural part is tightly attached to the outer side surface of the U-shaped fixed support frame; the upper part of the U-shaped fixed support frame is provided with a U-shaped groove, a U-shaped upper and lower adjusting bracket matched with the U-shaped groove is arranged in the U-shaped groove, and two sides of the top of the U-shaped groove are movably connected with two end parts of the U-shaped upper and lower adjusting bracket respectively; the inner arc surface of the U-shaped up-down adjusting bracket is matched with the excircle of the disc at the rear end of the traction pin. The invention can accurately check the outline dimension of the traction pin disassembled from the scrapped locomotive so as to ensure that the traction pin with deformation exceeding the limit can reach the use parameters when the locomotive is newly manufactured after being replaced, and other parts can be installed in a matching way.
Description
Technical Field
The invention belongs to the field of machinery, and relates to a levelness measuring device and method for a heavy traction pin of a GK type diesel locomotive.
Background
The GK type diesel locomotive is a new type locomotive suitable for railway, metallurgy, petrochemical industry, port and local railway, etc. to make shunting and small-running operation. The important parts of the GK type diesel locomotive, which transmit the locomotive power and ensure the bogie to move within the limit, are positioned at the lower part of the locomotive body (as shown in figures 1 and 2), and the deformation of the traction pin of the diesel locomotive is often caused to exceed the limit after the diesel locomotive is used for a long time. Considering the purchase cycle of cost and spare part, the enterprise often considers to dismantle the homotype and scraps the locomotive towing pin and come to weld the replacement to the towing pin that warp the transfinite, and its welds dress replacement process flow and is: the method comprises the following steps of towing pin detection, ultrasonic detection of the R-angle forge piece, appearance dimension verification, online assembly, online measurement, online welding, detection of the size of a weld joint surface and a weld leg and delivery. In the replacement process, need carry out online group to the towing pin and resume the locomotive and newly make the time original dimension, during actual operation, as long as can satisfy the technological requirement through towing pin levelness overall dimension check-up measurement, but the following problem mainly exists during the operation of towing pin levelness: 1. the traction pin cannot be carried randomly for measurement due to the weight of the traction pin; 2. when the levelness of the towing pin is measured, in order to meet the size precision, an irregular heavy towing pin needs to be placed at a horizontal position, and repeated rotation measurement is also needed, so that the difficulty is high; 3. the levelness of the traction pin needs to be measured for a long time by using symmetrical and different parts of the dial indicator, and the traction pin can be determined to be used after the levelness meets the technical requirements. Therefore, the levelness precision measurement of the heavy towing pin is difficult to solve manually.
Disclosure of Invention
Aiming at the problems in the background technology, the invention provides a levelness measuring device and a levelness measuring method for a heavy traction pin of a GK type internal combustion locomotive, which can accurately check the overall dimension of the traction pin detached from a scrapped locomotive so as to ensure that the traction pin with deformation exceeding the limit can be replaced to reach the use parameters of the locomotive when the locomotive is newly manufactured, and other parts can be installed in a matched manner.
The technical scheme for solving the technical problem of the invention is as follows:
the invention relates to a levelness measuring device for a heavy traction pin of a GK type diesel locomotive, wherein the traction pin comprises a front end of the traction pin and a rear end disc of the traction pin, and the device comprises a measuring platform, a triangular vertical structural member and a dial indicator; the bottom of the measuring platform is provided with a lifting device, and the top surface of the measuring platform is provided with a U-shaped fixed support frame and a V-shaped fixed bracket at intervals according to the length of the traction pin, wherein the U-shaped fixed support frame and the V-shaped fixed bracket are respectively provided with a U-shaped groove and a V-shaped groove; the bottom surface of the triangular vertical structural part is arranged on the top surface of the measuring platform, and the vertical surface of the triangular vertical structural part is tightly attached to the outer side surface of the U-shaped fixed support frame; a U-shaped up-and-down adjusting bracket matched with the U-shaped fixed support frame is arranged in the U-shaped groove of the U-shaped fixed support frame, and two sides of the top of the U-shaped fixed support frame are respectively movably connected with two end parts of the U-shaped up-and-down adjusting bracket; the inner arc surface of the U-shaped vertical adjustment bracket is matched with the outer circle of the disc at the rear end of the traction pin.
Furthermore, threaded holes are formed in two ends of the U-shaped vertical adjustment bracket, vertical adjusting screws are installed in the threaded holes, blind holes which correspond to the threaded holes in the two ends of the U-shaped vertical adjustment bracket in a one-to-one mode and are identical in depth are formed in two sides of the top of the U-shaped fixed support frame respectively, and the vertical adjusting screws at two ends of the U-shaped vertical adjustment bracket are arranged in the two blind holes of the U-shaped fixed support frame respectively.
Furthermore, the lifting device is a jack arranged at four corners of the bottom of the measuring platform.
Further, the dial indicator is arranged on the measuring platform through a dial indicator bracket.
Further, measuring platform, triangle vertical structure spare, V type fixed bolster and U type fixed bolster are formed by 50mm thick steel sheet preparation, the U type is adjusted the bracket from top to bottom and is formed by 20mm thick steel sheet preparation, adjusting screw is formed by diameter 10 mm's round steel processing from top to bottom.
The invention relates to a measuring method of a levelness measuring device of a GK type diesel locomotive heavy traction pin based on the technical scheme, which comprises the following steps: firstly, placing a measuring platform on a lifting device, and adjusting the measuring platform to a proper height and a proper horizontal state through the lifting device; secondly, firstly mounting a triangular vertical structural part on the upper surface of the measuring platform, then mounting a U-shaped fixing support frame and enabling the U-shaped fixing support frame to be tightly attached to the vertical surface of the triangular vertical structural part, then mounting U-shaped upper and lower adjusting brackets on two sides of the top of the U-shaped fixing support frame through upper and lower adjusting screws, and then mounting V-shaped fixing brackets on the measuring platform at intervals according to the length of the guide pin, so that U-shaped grooves of the U-shaped upper and lower adjusting brackets correspond to V-shaped grooves of the V-shaped fixing brackets; thirdly, horizontally placing the traction pin on the U-shaped upper and lower adjusting bracket and the V-shaped fixing bracket, tightly attaching a rear end disc of the traction pin to a vertical surface of the triangular vertical structural member, placing the lower part of the outer side of the rear end disc of the traction pin on a U-shaped groove of the U-shaped upper and lower adjusting bracket, placing the end part of the front end of the traction pin on the V-shaped groove of the V-shaped fixing bracket, and then randomly placing the dial indicator on two sides of the traction pin at the horizontal position; and thirdly, adjusting the distance between the U-shaped upper and lower adjusting brackets relative to the U-shaped fixed supporting frame through the upper and lower adjusting screws to ensure that the traction pin is in a horizontal state, and then performing any position symmetry and rotation measurement on the traction pin by adopting a dial indicator.
Compared with the prior art, the levelness measuring device and the levelness measuring method for the heavy traction pin of the GK type diesel locomotive have the advantages that the levelness measuring device for the traction pin is simple and reasonable in structure, convenient to manufacture, use and maintain and low in investment cost, the overall dimension of the traction pin disassembled from a scrapped locomotive can be accurately checked, after the traction pin of the locomotive with deformation exceeding the limit is replaced, the dimension use parameters of the traction pin when the locomotive is newly manufactured can be met, and the requirements of matching installation of other parts of the locomotive can be met.
Drawings
FIG. 1 is a schematic structural diagram of a GK type diesel locomotive according to the invention;
FIG. 2 is a schematic view of the kingpin of the present invention;
FIG. 3 is a schematic structural diagram of the levelness measuring device for the heavy traction pin of the GK type diesel locomotive in use;
FIG. 4 is a schematic diagram of an explosion structure of the levelness measuring device for the heavy traction pin of the GK type diesel locomotive in use;
in the figure: 1. a lifting device; 2. a measuring platform; 3. a triangular vertical structural member; 4. a V-shaped fixing bracket; 5. a U-shaped fixed support frame; 6. a U-shaped up-down adjusting bracket; 7. adjusting the screw rod up and down; 8. a dial indicator; 9. a tow pin; 91. a tow pin front end; 92. a disc at the rear end of the towing pin; 10. a dial indicator bracket; 11. GK type diesel locomotive.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", "lateral", "longitudinal", and the like used in the specification and claims of the present disclosure are used only to indicate relative positional relationships, and when the absolute position of an object to be described is changed, the relative positional relationships are also changed accordingly. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. The details of the present invention are not described in detail, but are known to those skilled in the art.
Example 1:
as shown in fig. 1-2, according to the levelness measuring device for the heavy-duty kingpin of a GK-type diesel locomotive, the kingpin 9 is mounted at the bottom of the GK-type diesel locomotive 11 and comprises a kingpin front end 91 and a kingpin rear end disc 92; as shown in fig. 2-4, the levelness measuring device for the heavy traction pin of the GK diesel locomotive comprises a measuring platform 2, a triangular vertical structural member 3 and a dial indicator 8; the measuring platform 2 is generally rectangular plate-shaped, the bottom of the measuring platform is provided with a lifting device 1 for adjusting the height and the horizontal state of the measuring platform 2, and the top surface of the measuring platform is provided with a U-shaped fixed support frame 5 and a V-shaped fixed bracket 4 which are respectively provided with a U-shaped groove and a V-shaped groove at intervals according to the length of a traction pin 9; the bottom surface of the triangular vertical structural part 3 is arranged on the top surface of the measuring platform 2, and the vertical surface of the triangular vertical structural part is tightly attached to the outer side surface of the U-shaped fixed support frame 5; a U-shaped groove is formed in the upper part of the U-shaped fixed support frame 5, a U-shaped up-and-down adjusting bracket 6 matched with the U-shaped groove is arranged in the U-shaped groove, and two sides of the top of the U-shaped fixed support frame 5 are respectively movably connected with two end parts of the U-shaped up-and-down adjusting bracket 6, so that the U-shaped up-and-down adjusting bracket 6 can adjust the distance between the U-shaped up-and-down adjusting bracket and the U-shaped fixed support frame 5; the inner arc surface of the U-shaped up-down adjusting bracket 6 is matched with the outer circle of the disc 92 at the rear end of the traction pin, and the U-shaped groove of the U-shaped up-down adjusting bracket 6 corresponds to the V-shaped groove of the V-shaped fixing bracket 4, so that the traction pin 9 can be supported together conveniently. During the use, towing pin front end 91 and the towing pin rear end disc 92 of towing pin 9 are placed respectively on the U type groove of adjustment bracket 6 about the U type of the V type groove of V type fixed bolster 4, adjust the height of adjustment bracket 6 about the interval adjustment U type of bracket 6 and U type fixed bolster 5 through adjustment U type about, and then make the lateral surface of towing pin rear end disc 92 hug closely with the perpendicular face of triangle vertical structure 3, make towing pin 9 be in the horizontality, then set up percentage table 8 in towing pin 9 both sides and can carry out symmetry and rotation measurement to the levelness of towing pin 9.
In this embodiment, elevating gear 1 can be for setting up in the manually adjustable jack of four corners in measuring platform 2 bottom, simple and practical can effectively ensure that measuring platform 2 is in the horizontality, satisfies 9 levelness measuring needs of towing pin.
In this embodiment, for the adjustment of the upper and lower height of the U-shaped vertical adjustment bracket 6, threaded holes are provided at both ends of the U-shaped vertical adjustment bracket 6 and vertical adjustment screws 7 are installed, blind holes corresponding to the threaded holes at both ends of the U-shaped vertical adjustment bracket 6 one-to-one and having the same depth are provided at both sides of the top of the U-shaped fixed support frame 5, respectively, the vertical adjustment screws 7 at both ends of the U-shaped vertical adjustment bracket 6 are placed in the two blind holes of the U-shaped fixed support frame 5, respectively, and the height of the U-shaped vertical adjustment bracket 6 can be adjusted by rotating the two vertical adjustment screws 7.
In this embodiment, the dial indicator 8 is arranged on the measuring platform 2 through the dial indicator bracket 10, so that the horizontal accuracy of the towing pin 9 can be measured at any position.
In this implementation, be convenient for measuring device makes, measuring platform 2, triangle vertical structure 3, V type fixed bolster 4 and U type fixed bolster 5 are formed by the preparation of 50mm steel plate, adjustment bracket 6 is formed by the preparation of 20mm steel plate about the U type, adjusting screw 7 is formed by diameter 10 mm's round steel processing from top to bottom, and convenient for material collection is with low costs.
Example 2:
the invention relates to a measuring method of a levelness measuring device of a GK type diesel locomotive heavy traction pin based on embodiment 1, which comprises the following steps of firstly, placing a measuring platform 2 on a lifting device 1, and adjusting the measuring platform 2 to a proper height and a proper horizontal state through the lifting device 1; secondly, firstly installing a triangular vertical structural part 3 on the upper surface of the measuring platform 2, then installing a U-shaped fixing support frame 5 and enabling the U-shaped fixing support frame 5 to be tightly attached to the vertical surface of the triangular vertical structural part 3, then installing U-shaped up-down adjusting brackets 6 on two sides of the top of the U-shaped fixing support frame 5 through up-down adjusting screw rods 7, and then installing V-shaped fixing brackets 4 on the measuring platform 2 at intervals according to the length of a guide pin 9 so that U-shaped grooves of the U-shaped up-down adjusting brackets 6 correspond to V-shaped grooves of the V-shaped fixing brackets 4; thirdly, horizontally placing the traction pin 9 on the U-shaped up-down adjusting bracket 6 and the V-shaped fixing bracket 4, tightly attaching a rear end disc 92 of the traction pin 9 to the vertical surface of the triangular vertical structural member 3, placing the lower part of the outer side of the rear end disc 92 of the traction pin on a U-shaped groove of the U-shaped up-down adjusting bracket 6, placing the end part of the front end 91 of the traction pin on the V-shaped groove of the V-shaped fixing bracket 4, and then placing the dial indicator 8 at both sides of the traction pin 9 in the horizontal position; thirdly, the distance between the U-shaped up-down adjusting bracket 6 and the U-shaped fixed supporting frame 5 is adjusted through the up-down adjusting screw 7 to ensure that the towing pin 9 is in a horizontal state, and then the dial indicator 8 is adopted to carry out any position symmetry and rotation measurement on the towing pin 9.
Claims (6)
1. The utility model provides a heavy towing pin levelness measuring device of GK type diesel locomotive, towing pin (9) are including towing pin front end (91) and towing pin rear end disc (92), its characterized in that: the device comprises a measuring platform (2), a triangular vertical structural component (3) and a dial indicator (8); the bottom of the measuring platform (2) is provided with a lifting device (1), and the top surface of the measuring platform is provided with a U-shaped fixed support frame (5) and a V-shaped fixed bracket (4) which are respectively provided with a U-shaped groove and a V-shaped groove at intervals according to the length of a traction pin (9); the bottom surface of the triangular vertical structural part (3) is arranged on the top surface of the measuring platform (2), and the vertical surface of the triangular vertical structural part is tightly attached to the outer side surface of the U-shaped fixed support frame (5); a U-shaped up-and-down adjusting bracket (6) matched with the U-shaped fixed support frame (5) is arranged in a U-shaped groove of the U-shaped fixed support frame and is movably connected with two end parts of the U-shaped up-and-down adjusting bracket (6) at two sides of the top of the U-shaped fixed support frame respectively; the inner arc surface of the U-shaped up-down adjusting bracket (6) is matched with the outer circle of the disc (92) at the rear end of the traction pin.
2. The levelness measuring device for the heavy traction pin of the GK type diesel locomotive according to claim 1, is characterized in that: threaded holes are formed in two ends of the U-shaped vertical adjustment bracket (6) and an upper adjusting screw rod and a lower adjusting screw rod (7) are installed on the two ends of the U-shaped vertical adjustment bracket (6), blind holes which correspond to the threaded holes in the two ends of the U-shaped vertical adjustment bracket (6) in a one-to-one mode and are identical in depth are formed in two sides of the top of the U-shaped fixed support frame (5), and the upper adjusting screw rods (7) and the lower adjusting screw rods (7) at the two ends of the U-shaped vertical adjustment bracket (6) are arranged in the two blind holes of the U-shaped fixed support frame (5) respectively.
3. The levelness measuring device for the heavy traction pin of the GK type diesel locomotive according to claim 1, is characterized in that: the lifting device (1) is a jack arranged at four corners of the bottom of the measuring platform (2).
4. The levelness measuring device for the heavy traction pin of the GK type diesel locomotive according to claim 1, is characterized in that: the dial indicator (8) is arranged on the measuring platform (2) through a dial indicator support (10).
5. The levelness measuring device for the GK type diesel locomotive heavy traction pin according to claim 2, characterized in that: measuring platform (2), triangle vertical structure spare (3), V type fixed bolster (4) and U type fixed bolster (5) are formed by the preparation of 50mm steel plate, adjustment bracket (6) are formed by the preparation of 20mm steel plate about the U type, adjusting screw (7) are formed by diameter 10 mm's round steel processing from top to bottom.
6. A measuring method based on the levelness measuring device for the heavy traction pin of the GK type diesel locomotive as set forth in any one of claims 1-5 is characterized in that: firstly, placing a measuring platform (2) on a lifting device (1), and adjusting the measuring platform (2) to a proper height and a horizontal state through the lifting device (1); secondly, firstly installing a triangular vertical structural part (3) on the upper surface of the measuring platform (2), then installing a U-shaped fixing support frame (5) and enabling the U-shaped fixing support frame (5) to be tightly attached to the vertical surface of the triangular vertical structural part (3), then installing U-shaped up-down adjusting brackets (6) on two sides of the top of the U-shaped fixing support frame (5) through up-down adjusting screw rods (7), and then installing V-shaped fixing brackets (4) on the measuring platform (2) at intervals according to the length of a guide pin (9) so that U-shaped grooves of the U-shaped up-down adjusting brackets (6) correspond to V-shaped grooves of the V-shaped fixing brackets (4); thirdly, horizontally placing a traction pin (9) on the U-shaped vertical adjusting bracket (6) and the V-shaped fixing bracket (4), tightly attaching a traction pin rear end disc (92) of the traction pin (9) to a vertical surface of the triangular vertical structural component (3), placing the lower part of the outer side of the traction pin rear end disc (92) on a U-shaped groove of the U-shaped vertical adjusting bracket (6), placing the end part of the traction pin front end (91) on a V-shaped groove of the V-shaped fixing bracket (4), and then placing the dial indicator (8) on two sides of the traction pin (9) at the horizontal position; thirdly, the distance between the U-shaped up-down adjusting bracket (6) and the U-shaped fixed supporting frame (5) is adjusted through the up-down adjusting screw rod (7) to ensure that the towing pin (9) is in a horizontal state, and then the dial indicator (8) is adopted to carry out any position symmetry and rotation measurement on the towing pin (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211512418.1A CN115752178A (en) | 2022-11-29 | 2022-11-29 | Levelness measuring device and method for heavy traction pin of GK type diesel locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211512418.1A CN115752178A (en) | 2022-11-29 | 2022-11-29 | Levelness measuring device and method for heavy traction pin of GK type diesel locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115752178A true CN115752178A (en) | 2023-03-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211512418.1A Pending CN115752178A (en) | 2022-11-29 | 2022-11-29 | Levelness measuring device and method for heavy traction pin of GK type diesel locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115752178A (en) |
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2022
- 2022-11-29 CN CN202211512418.1A patent/CN115752178A/en active Pending
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