CN203198768U - Catenary cantilever numerical control preplanning platform - Google Patents
Catenary cantilever numerical control preplanning platform Download PDFInfo
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- CN203198768U CN203198768U CN 201320131831 CN201320131831U CN203198768U CN 203198768 U CN203198768 U CN 203198768U CN 201320131831 CN201320131831 CN 201320131831 CN 201320131831 U CN201320131831 U CN 201320131831U CN 203198768 U CN203198768 U CN 203198768U
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- 238000005520 cutting process Methods 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract 1
- 210000000707 wrist Anatomy 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 11
- 230000009471 action Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
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Abstract
The utility model discloses a catenary cantilever numerical control preplanning platform. The catenary cantilever numerical control preplanning platform comprises a tube cutting platform and a part assembling platform, wherein the tube cutting platform and the part assembling platform are mutually independent. The tube cutting platform comprises a material discharging end body, a cutting machine and a material feeding end body, a first linear guide rail is fixedly arranged on the material discharging end body, a first locating device is arranged on the first linear guide rail, and a tube driving device is arranged on the material feeding end body. The part assembling platform comprises a body, an upper portion linear guide rail and a lower portion linear guide rail are fixedly arranged on the body, a second locating device is arranged on the upper linear guide rail, and a rotating device and a fixing device are arranged on the lower portion linear guide rail. The catenary cantilever numerical control preplanning platform has the advantages that the mechanization degree of cantilever preplanning is improved, and machining quality and production efficiency of cantilevers are improved.
Description
Technical Field
The invention relates to the technical field of railway component preparation, in particular to a contact net cantilever numerical control pre-assembly platform.
Background
The contact network cantilever preassembly is a key process for controlling the construction quality of the high-speed railway contact network engineering and is a primary condition for ensuring the in-situ installation and adjustment once. The cantilever pre-assembly is carried out according to a calculation result, the allowable deviation of various length sizes is +/-5 mm after the pre-assembly is finished, and the fastening torque of each connecting bolt meets the design requirement. In the process of cantilever pre-preparation, the finished pipe is required to be cut accurately in a segmented manner according to the calculated length, and is installed according to the installation position of each part on the cantilever pipe calculated by software, and meanwhile, the angle between each part is ensured to meet the requirement.
The currently used cantilever pre-assembly platform is only used for fixing a cantilever pipe, the cutting length of the cantilever pipe and the size of the installation position of each part on the cantilever pipe are measured manually, the relative angle of each part is observed visually, then the installation is carried out, the automation degree and the pre-assembly precision are low, and the finished product percent of pass is low.
Disclosure of Invention
The invention aims to provide a numerical control pre-assembly platform for a cantilever of a contact network, which has the characteristic of higher mechanization degree. After optimization, the method has the characteristics of high pre-assembly precision, and improvement on the processing quality and the production efficiency of the cantilever, so that the overall construction quality and the higher automation degree of the contact network engineering can be ensured.
The technical scheme adopted by the invention is as follows: the contact network cantilever numerical control pre-assembly platform comprises a pipe cutting platform and a part assembly platform which are mutually independent; the pipe cutting platform comprises a discharge end main body, a cutting machine and a feeding end main body, wherein a first linear guide rail is fixed on the discharge end main body, a first positioning device is installed on the first linear guide rail, and a pipe driving device is installed on the feeding end main body; the part assembling platform comprises a main body, wherein an upper linear guide rail and a lower linear guide rail are fixed on the main body, a second positioning device is installed on the upper linear guide rail, and a rotating device and a fixing device are installed on the lower linear guide rail.
The first positioning device comprises a linear bearing guide rail sliding block inserted and sleeved on the first linear guide rail, a first motor support fixed on the linear bearing guide rail sliding block through a bolt, a first stepping motor fixed on the first motor support through a bolt and a first rack fixed on the discharge end main body through a bolt, and meanwhile, a first gear is installed on a main shaft of the first stepping motor and is meshed with the first rack, and a pipe positioning baffle is fixed on the first motor support.
The second positioning device comprises an upper group of bearing sliding blocks, a lower group of bearing sliding blocks, a second motor support, a second stepping motor, a lifting speed reducing motor, a part fixing clamp and a second rack, wherein the upper group of bearing sliding blocks and the lower group of bearing sliding blocks are sleeved on the upper linear guide rail through clamping sleeves, the second motor support is fixed on the bearing sliding blocks through bolts, the second stepping motor is fixed on the second motor support through bolts, the lifting speed reducing motor is fixed on the second motor support through bolts, the part fixing clamp is fixed on the lifting speed reducing motor through bolts, the second rack is fixed on the main body through bolts, meanwhile, a second gear is installed on a main shaft of the second.
The rotating device comprises a frame body matched with the lower linear guide rail, a rotating speed reducing motor fixed on the frame body through bolts and a pipe locking device connected with a main shaft of the rotating speed reducing motor.
The pipe cutting platform and the part assembling platform respectively comprise a computer numerical control system, and the computer numerical control system controls the cutting length of the pipe of the cantilever and the installation position and the relative angle of the parts.
The invention has the advantages that: 1. the computer numerical control technology is adopted to ensure that the cutting length of the cantilever tube and the accuracy and the relative angle of the positions of all parts arranged on the cantilever tube meet the requirements, the pre-preparation quality and the production efficiency of the cantilever are improved, and the overall construction quality of the contact network engineering is ensured.
2. The pipe driving device is installed on the pipe cutting platform feeding end main body, the automatic feeding function can be achieved, the mechanical degree of the pre-assembly of the cantilever is improved, and the processing quality and the production efficiency of the cantilever are improved.
3. The positioning device (comprising the first positioning device and the second positioning device) adopts a stepping motor, and the gears and the racks are in transmission, so that the accuracy of the positioning device in the moving process is ensured.
4. The rotating device is arranged on the wrist arm part assembling platform, the computer controls the speed reduction motor of the rotating device, the automatic rotation of 90 degrees and 180 degrees can be realized, and the relative angle requirement in the part assembling process is met.
5. The part fixing clamp can effectively fix parts so as to ensure the accuracy of the installation position of the parts on the wrist arm tube.
6. Reasonable structure, simple and convenient operation.
Drawings
The invention is further illustrated with reference to the following figures and examples:
FIG. 1 is a front view of a pipe cutting platform of an embodiment of the present invention;
FIG. 2 is a left side elevational view (enlarged relative to FIG. 1) of the feed end body and tube drive assembly of FIG. 1;
FIG. 3 is a front view of a component assembly platform of an embodiment of the present invention;
FIG. 4 is a left side view of FIG. 3 (without the second computer);
FIG. 5 is a front view (enlarged relative to FIG. 1) of a first positioning device of the present invention;
FIG. 6 is a front view (enlarged relative to FIG. 3) of a second positioning device of the present invention;
FIG. 7 is a left side view of FIG. 6;
fig. 8 is a front view (enlarged relative to fig. 3) of the rotating apparatus of the present invention.
In the figure:
10. the pipe cutting device comprises a pipe cutting platform, 11, a discharge end main body, 12, a feeding end main body, 13, a cutting machine, 14, a first computer, 15, a first positioning device, 151, a linear bearing guide rail sliding block, 152, a first motor support, 153, a first stepping motor, 1531, a first gear, 154, a first rack, 155, a baffle, 16, a first linear guide rail, 17 and a pipe driving device; 20. the part assembling device comprises a part assembling platform, 21, a frame, 22, a second computer, 23, a second positioning device, 231, a bearing slide block, 232, a second motor support, 233, a second stepping motor, 2331, a second gear, 234, a lifting speed reducing motor, 235, a part fixing clamp, 236, a second rack, 24, an upper linear guide rail, 25, a lower linear guide rail, 26, a rotating device, 261, a frame body, 262, a rotating speed reducing motor, 263, a pipe locking device, 27 and a fixing device.
Detailed Description
Examples, see fig. 1-4: the numerical control pre-assembly platform for the cantilever of the contact network comprises a pipe cutting platform 10 and a part assembly platform 20, wherein the pipe cutting platform 10 and the part assembly platform 20 are mutually independent and are used for cutting pipes.
See fig. 1, 2 in particular: according to the processing direction of the workpiece, the pipe cutting platform 10 sequentially comprises a discharge end main body 11, a cutting machine 13 and a feeding end main body 12. Wherein, a first linear guide rail 16 is fixed on the discharging end main body 11, a first positioning device 15 is installed on the first linear guide rail 16, and a pipe driving device 17 for realizing automatic pipe feeding is installed on the feeding end main body 12.
Further, as shown in fig. 5, the first positioning device 15 includes a linear bearing guide rail slider 151 inserted and sleeved on the first linear bearing guide rail 16, a first motor bracket 152 fixed on the linear bearing guide rail slider 151 through a bolt, a first stepping motor 153 fixed on the first motor bracket 152 through a bolt, and a first rack 154 fixed on the discharge end main body 11 through a bolt. Meanwhile, the main shaft of the first stepping motor 153 is provided with a first gear 1531, the first gear 1531 is engaged with the first rack 154, and the first motor bracket 152 is fixed with a tube positioning baffle 155. That is, when the first stepping motor 153 is operated, the first gear 1531 is rotatably engaged with the first rack 154, so that the first motor bracket 152 slides along the first linear guide 16 via the linear bearing guide slider 151. In this way, the accuracy of the first positioning means 15 during movement is ensured.
See in particular fig. 3 and 4: the component mounting platform 20 includes a frame 21, an upper linear guide 24 and a lower linear guide 25 are fixed on the frame 21, a second positioning device 23 is installed on the upper linear guide 24, and a rotating device 26 and a fixing device 27 are installed on the lower linear guide 25.
Further, as shown in fig. 6 and 7, the second positioning device 23 includes an upper set of bearing sliders 231 and a lower set of bearing sliders 231 which are clamped on the upper linear guide 24, a second motor bracket 232 fixed on the bearing sliders 231 by bolts, a second stepping motor 233 fixed on the second motor bracket 232 by bolts, a lifting/lowering speed reducing motor 234 fixed on the second motor bracket 232 by bolts, a part fixing clamp 235 fixed on the lifting/lowering speed reducing motor 234 by bolts, and a second rack 236 fixed on the frame 21 by bolts. The part fixing clamp 235 may be a sleeve single lug fixing clamp, a messenger wire seat fixing clamp, or a sleeve seat fixing clamp according to the shape and size of the part, so that the part fixing clamp 235 has wide adaptability. Meanwhile, a second gear 2331 is mounted on the main shaft of the second stepping motor 233, and the second gear 2331 and the second rack 236 are engaged with each other. That is, after the second stepping motor 233 is operated, the second gear 2331 is rotatably engaged with the second rack 236, so that the second motor bracket 232 slides along the upper linear guide 24 through the bearing slider 231. In this way, the accuracy of the second positioning means 23 during movement is ensured.
Further, as shown in fig. 8: the rotating unit 26 includes a frame body 261 engaged with the lower linear guide 25, a rotating speed reducing motor 262 fixed to the frame body 261 by bolts, and a tube locking unit 263 coupled to a main shaft of the rotating speed reducing motor 262. Here, the fact that the lower linear guide 25 is fitted to the frame body 261 means that the frame body 261 can slide along the lower linear guide 25. Thus, by precisely controlling the rotating speed reducing motor 262, the automatic rotation of 90 degrees and 180 degrees of the rotating device 26 can be realized, and the relative angle requirement in the assembly process of parts is met.
Continuing optimization, in order to realize automation of the operation of the contact network cantilever numerical control pre-configuration platform, the pipe cutting platform 10 and the part assembling platform 20 both comprise a computer numerical control system. For example, as shown in fig. 1 to 4, a first computer 14 is disposed in the tube cutting platform 10, and the first computer 14 is used to control the cutting length of the cantilever tube; the component mounting platform 20 is provided with a second computer 22, and the second computer 22 is used for controlling the mounting position and the relative angle of the components. Obviously, the pipe cutting platform 10 and the component assembly platform 20 may also be provided with control boxes respectively.
The working principle and the action process of the overhead contact system cantilever numerical control pre-configuration platform are explained by combining the control operation of a computer numerical control system as follows:
1. the working principle and the action process of the pipe cutting platform are as follows:
1) the first positioning device 15 is controlled by the first computer 14 to move along the linear guide rail 16 according to the length data which is input into the computer 14 in advance, and the cutting length of the wrist tube is accurately positioned.
2) The sets of wrist cut lengths and their encoded data are stored in the first computer 14. The cutting executable in the first computer 14 is opened while the stored data is imported into the cutting executable. The first positioning device 15 is controlled by the first computer 14 to move to the starting end of the running rail, and the zero mark positioning of the first positioning device 15 is carried out. Then, the first computer 14 starts to control the first positioning device 15 to move to the length position of the first wrist arm tube to be cut, the power supply of the tube driving device 17 is turned on, the tube driving device 17 sends the tube to the baffle 155 of the first positioning device 15, and after the tube touches the baffle 155, the cutting machine 13 is started to cut off the tube. And after the positioning and cutting of the next section of the wrist arm tube are finished, repeating the steps until all the input data are finished.
2. The working principle and the action process of the part assembling platform are as follows:
1) the second computer 22 controls the second positioning device 23 to move along the upper linear guide rail 24 according to data input into the second computer 22 in advance, accurate positioning of each assembly part is met, and meanwhile the second computer 22 controls the rotating device 26 to drive the wrist arm pipe to rotate, and the requirement of the installation angle of the part is met.
2) The plurality of sets of wrist arm assembly data and the encoding thereof are stored in the hard disk of the second computer 22. The numerically controlled positioning executable program in the second computer 22 is opened while the wrist assembly data is imported into the numerically controlled positioning executable program. The second computer 22 controls the second positioning device 23 to move to the end of the upper linear guide rail 24, and the zero mark positioning of the second positioning device 23 is carried out. The fixing device 27 is moved along the lower linear guide 25 according to the length of the wrist tube, the wrist tube is fixed between the rotating device 26 and the fixing device 27, and the tube locking device 263 is screwed to prevent the wrist tube from rotating during the process of mounting the parts. Then, the second computer 22 controls the second positioning device 23 to move to the first component mounting position, operates the elevating and lowering speed reducing motor 234, and lowers the component fixing jig 235 to a proper position for component mounting. After completion, the elevating gear motor 234 is operated to elevate the parts holding jig 235 to a height that does not interfere with the movement of the second positioning device 23. And then repeating the steps to mount the next part. In the process of pre-assembling the wrist arm, if the wrist arm tube needs to rotate, the second computer 22 controls the rotation speed reducing motor 262 of the rotating device 26 to rotate for 90 degrees or 180 degrees, and meanwhile, the wrist arm tube is driven to rotate, so that the requirement of the installation angle of the parts is met.
It should be noted that there are various control methods and programs for the pipe cutting platform, the component assembling platform and the components thereof through the computer control system, and the connection relationship and the working principle are the same as those in the prior art, and are not described herein again.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (5)
1. Contact net cantilever numerical control pre-prepared platform, its characterized in that: the contact network cantilever numerical control pre-assembly platform comprises a pipe cutting platform (10) and a part assembly platform (20) which are mutually independent; wherein,
the pipe cutting platform (10) comprises a discharge end main body (11), a cutting machine (13) and a feeding end main body (12), wherein a first linear guide rail (16) is fixed on the discharge end main body (11), a first positioning device (15) is installed on the first linear guide rail (16), and a pipe driving device (17) is installed on the feeding end main body (12);
the part assembling platform (20) comprises a rack (21), wherein an upper linear guide rail (24) and a lower linear guide rail (25) are fixed on the rack (21), a second positioning device (23) is installed on the upper linear guide rail (24), and a rotating device (26) and a fixing device (27) are installed on the lower linear guide rail (25).
2. The overhead line system cantilever numerical control pre-assembly platform of claim 1, characterized in that: first positioner (15) including the linear bearing guide rail slider (151) of plug bush on this first linear guide rail (16), fix first motor support (152) on this linear bearing guide rail slider (151) through the bolt, fix first step motor (153) on this first motor support (152) through the bolt and fix first rack (154) on this discharge end main part (11) through the bolt, simultaneously, install first gear (1531) on this first step motor (153) main shaft, this first gear (1531) and this first rack (154) intermeshing, and be fixed with tubular product location baffle (155) on this first motor support (152).
3. The overhead line system cantilever numerical control pre-assembly platform of claim 1, characterized in that: the second positioning device (23) comprises an upper group of bearing sliding blocks (231) and a lower group of bearing sliding blocks (231) which are sleeved on the upper linear guide rail (24) in a clamping mode, a second motor support (232) fixed on the bearing sliding blocks (231) through bolts, a second stepping motor (233) fixed on the second motor support (232) through bolts, a lifting speed reducing motor (234) fixed on the second motor support (232) through bolts, a part fixing clamping tool (235) fixed on the lifting speed reducing motor (234) through bolts and a second rack (236) fixed on the rack (21) through bolts, meanwhile, a second gear (2331) is installed on a main shaft of the second stepping motor (233), and the second gear (2331) and the second rack (236) are meshed with each other.
4. The overhead line system cantilever numerical control pre-assembly platform of claim 1, characterized in that: the rotating device (26) comprises a frame body (261) matched with the lower linear guide rail (25), a rotating speed reducing motor (262) fixed on the frame body (261) through bolts and a pipe locking device (263) connected with a main shaft of the rotating speed reducing motor (262).
5. The overhead line system cantilever numerical control pre-assembly platform of any one of claims 1 to 4, wherein: the pipe cutting platform (10) and the part assembling platform (20) both comprise a computer numerical control system, and the computer numerical control system controls the cutting length of the pipe of the cantilever and the installation position and the relative angle of the parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131831 CN203198768U (en) | 2013-03-21 | 2013-03-21 | Catenary cantilever numerical control preplanning platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131831 CN203198768U (en) | 2013-03-21 | 2013-03-21 | Catenary cantilever numerical control preplanning platform |
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| CN203198768U true CN203198768U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320131831 Expired - Lifetime CN203198768U (en) | 2013-03-21 | 2013-03-21 | Catenary cantilever numerical control preplanning platform |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171456A (en) * | 2013-03-21 | 2013-06-26 | 中铁电气化局集团有限公司 | Catenary cantilever numerical control preassembly platform |
| CN107187340A (en) * | 2017-07-10 | 2017-09-22 | 中铁武汉电气化局集团第工程有限公司 | Automatically verifying bench is come and gone between a kind of prewired station of railway contact net |
| CN108583371A (en) * | 2018-05-22 | 2018-09-28 | 中铁电气化局集团有限公司 | A kind of contact network cantilever processing unit (plant) |
| CN110962695A (en) * | 2019-11-29 | 2020-04-07 | 中船重工海为郑州高科技有限公司 | Automatic installation equipment and installation method for high-speed rail contact network cantilever |
-
2013
- 2013-03-21 CN CN 201320131831 patent/CN203198768U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103171456A (en) * | 2013-03-21 | 2013-06-26 | 中铁电气化局集团有限公司 | Catenary cantilever numerical control preassembly platform |
| CN103171456B (en) * | 2013-03-21 | 2015-03-18 | 中铁电气化局集团有限公司 | Catenary cantilever numerical control preassembly platform |
| CN107187340A (en) * | 2017-07-10 | 2017-09-22 | 中铁武汉电气化局集团第工程有限公司 | Automatically verifying bench is come and gone between a kind of prewired station of railway contact net |
| CN107187340B (en) * | 2017-07-10 | 2023-07-28 | 中铁武汉电气化局集团第一工程有限公司 | Automatic round trip inspection platform between railway contact net pre-configuration stations |
| CN108583371A (en) * | 2018-05-22 | 2018-09-28 | 中铁电气化局集团有限公司 | A kind of contact network cantilever processing unit (plant) |
| CN110962695A (en) * | 2019-11-29 | 2020-04-07 | 中船重工海为郑州高科技有限公司 | Automatic installation equipment and installation method for high-speed rail contact network cantilever |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20130918 Effective date of abandoning: 20150318 |
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| RGAV | Abandon patent right to avoid regrant |