CN103310056A - Parametric modeling method for longitudinal axis heading machine cutting head - Google Patents
Parametric modeling method for longitudinal axis heading machine cutting head Download PDFInfo
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Abstract
The invention discloses a parametric modeling method for a longitudinal axis heading machine cutting head. The method comprises the steps of design parameters input based on a VC platform, parametric modeling of cutting picks and tooth seats, parametric arrangement of the cutting pick, parametric modeling of a cutting head body, position and angle adjustment of the cutting picks, and outputting a cutting head design result. The modeling method is based on a VC + + 2010 foreground calling ANSYS system to realize input of foreground interface design parameters, the modeling process is based on ANSYS software, and utilizes APDL (Algorithmic Processor Description Language) parametric design language to realize parametric modeling of the cutting picks, the tooth seats and the head body as well as complete parametric arrangement and adjustment of the cutting picks on the head body. The parametric modeling method can realize precise modeling of cutting heads with different structural parameters, is simple in operation, facilitates analysis of follow-up finite elements, and greatly improves the simulation efficiency for the cutting head.
Description
Technical field
The present invention relates to a kind of parametric modeling method, relate in particular to a kind of Vertical Axis Road-header cutting head parametric modeling method.
Background technology
Cutting head is the working mechanism that development machine directly acts on coal petrography, and its structure has material impact to the performance of whole development machine, thereby cutting head is studied significant.Yet because the cutting head bad working environment causes the on-the-spot test difficulty, test result reliability is also lower, and laboratory cut test model also can't accurately be expressed the complex conditions of actual job site, thereby also has certain limitation.
Along with the continuous development of numerical simulation technology, adopt finite element method that the process of cutting head cut coal petrography is simulated in recent years, the method for dynamic characteristics that obtains cutting head in the cut process is widely adopted.Existing analytical approach adopts the three-dimensional CAD software modeling mostly, model is imported among the finite element analysis software ANSYS analyze then, causes analysis efficiency low, and carries out loss of data or damage can occurring unavoidably in the process of data transmission between software.
Summary of the invention
In order to solve the deficiency that Vertical Axis Road-header cutting head modeling pattern exists in the prior art, the invention provides a kind of Vertical Axis Road-header cutting head parametric modeling method.
Its technical solution is:
A kind of Vertical Axis Road-header cutting head parametric modeling method calls the ANSYS system based on Visual C++2010 foreground, realizes the input of interface, foreground design parameter, comprises the steps:
A utilizes above-mentioned design parameter, adopts the APDL Parametric Design Language that pick and toothholder are carried out parametric modeling, and sets up pick model bank and toothholder model bank; Enter step c then,
B utilizes above-mentioned design parameter, adopts the APDL Parametric Design Language that cut head body is carried out parametric modeling, sets up cut head phantom type; Enter step c then,
C utilizes toothholder model in pick model in the pick model bank, the toothholder model bank and cut head phantom type to set up cutting head and designs a model, and cutting head designed a model exports.
Above-mentioned steps a also comprises: to the pick model in the pick model bank or/and the toothholder model in the toothholder model bank add, revise or delete.
Above-mentioned steps c also comprises: at specific pick, pick position, the cutting-gear-angle of this pick are adjusted, in order to solve the interference that pick is arranged and may be occurred in the process.
Above-mentioned steps c also comprises the parametrization arrangement of pick, pick is located according to crown, in the space, arrange by the spatially spiral line, arrange in intercept modes such as cutting head short transverse employings, the angle that pick is installed is cut angle and pitch angle, the cut angle is 40 °～50 °, and the pitch angle is about 8 °.
Above-mentioned steps c also comprises: call excel output pick position coordinates, and the diameter of pick, highly, angle of circumference, pitch angle and cut angle, export the Pareto diagram of pick simultaneously, for the manufacturing of the frock that instructs cutting head.
Above-mentioned modeling method also comprises: according to the needs of longitudinal axis formula cutting head condition of work, analyze the hardness of its cut power, cut coal petrography and the speed conditions in when work, determine design parameter; Design parameter comprises the general shape size of cutting head, the type and size of pick, toothholder, and comprise industry standard value and custom parameter.
Above-mentioned modeling method, based on Visual C++2010 language development Vertical Axis Road-header cutting head parametric modeling interface, and the ANSYS system is called on the foreground, realizes design parameter in the direct input at interface, foreground, in the anti-parameter of importing of calling of ANSYS system realization.
The present invention has following useful technique effect:
The present invention can realize the accurate modeling of the cutting head of different structure parameter, and is simple to operate, and is convenient to follow-up finite element analysis, improved the efficient of cutting head emulation greatly.
Description of drawings
The invention will be further described below in conjunction with accompanying drawing and embodiment:
Fig. 1 is the process flow diagram of cutting head of roadheader parametric modeling.
Fig. 2 is the structural representation of pick.
Fig. 3 is the structural representation of toothholder.
Fig. 4 is the structural representation of cut head body.
Fig. 5 is the structural representation of cutting head.
Among the figure, 1. pick, 2. toothholder, 3. a body.
Embodiment
By reference to the accompanying drawings, a kind of Vertical Axis Road-header cutting head parametric modeling method calls the ANSYS system based on Visual C++2010 foreground, realizes the input of interface, foreground design parameter, comprises the steps:
A utilizes above-mentioned design parameter, adopts the APDL Parametric Design Language that pick and toothholder are carried out parametric modeling, and sets up pick model bank and toothholder model bank; Enter step c then,
B utilizes above-mentioned design parameter, adopts the APDL Parametric Design Language that cut head body is carried out parametric modeling, sets up cut head phantom type; Enter step c then,
C utilizes toothholder model in pick model in the pick model bank, the toothholder model bank and cut head phantom type to set up cutting head and designs a model, and cutting head designed a model exports.
Above-mentioned steps a also comprises: to the pick model in the pick model bank or/and the toothholder model in the toothholder model bank add, revise or delete.
Above-mentioned steps c also comprises: at specific pick, provide the pick position, cutting-gear-angle of this pick to adjust function, in order to solve the interference that pick is arranged and may be occurred in the process.
Above-mentioned steps c also comprises: call excel output pick position coordinates, and the diameter of pick, highly, angle of circumference, pitch angle and cut angle, export the Pareto diagram of pick simultaneously, for the manufacture process of the frock of cutting head.
Above-mentioned steps c also comprises the parametrization arrangement of pick, pick is located according to crown, in the space, arrange by the spatially spiral line, arrange in intercept modes such as cutting head short transverse employings, the angle that pick is installed is cut angle and pitch angle, the cut angle is 40 °～50 °, and the pitch angle is about 8 °.
Above-mentioned modeling method also comprises: according to the needs of longitudinal axis formula cutting head condition of work, analyze the hardness of its cut power, cut coal petrography and the speed conditions in when work, determine design parameter; Design parameter comprises the general shape size of cutting head, the type and size of pick, toothholder, and comprise industry standard value and custom parameter.
Above-mentioned modeling method, based on Visual C++2010 language development Vertical Axis Road-header cutting head parametric modeling interface, and the ANSYS system is called on the foreground, realizes design parameter in the direct input at interface, foreground, realizes the anti-required modeling parameters of calling in the ANSYS system.The above-mentioned anti-concrete steps of calling and meaning, that is: based on Visual C++2010 design parameter is changed into modeling parameters, the required parameter of output modeling, save as the .txt text, in the ANSYS system in the employing APDL Parametric Design Language /the input order, and be assigned to the path of above-mentioned text, can realize anti-invoked procedure; The above-mentioned anti-internal delivery that can realize different parameters of calling.
Illustrate further as follows to above-mentioned relevant technologies content:
1. the overall design of cutting head structure
According to the needs of longitudinal axis formula cutting head condition of work, analyze the hardness of its cut power, cut coal petrography and the situations such as rotating speed in when work, determine the type and size of the general shape size of cutting head and pick, toothholder.
2. based on VC++2010 input design parameter
Based on Visual C Plus Plus exploitation Vertical Axis Road-header cutting head parametric modeling interface, realize the input of interface, foreground, and the ANSYS system is called on the foreground.Realization cutting head of roadheader correlation computations parameter is directly imported at interface system, realizes the anti-correlation parameter that calls the input cutting head in the ANSYS system, and is easy to operate.
3. the parametric modeling of pick and toothholder
As shown in Figures 2 and 3, size according to pick and toothholder, the design parameter that input is relevant, comprising industry standard value and custom parameter, also can provide recommendation to these parameters simultaneously, based on ANSYS software, adopt the APDL Parametric Design Language, set up the model bank of pick and toothholder, the interpolation that supplies a model simultaneously, the function of revising and deleting.
4. the parametrization of pick is arranged
Pick is located according to crown, arranges by the spatially spiral line in the space, arranges in intercept modes such as cutting head short transverse employings, and the angle that pick is installed is cut angle and pitch angle, and the cut angle is 40 °～50 ° generally speaking, and the pitch angle is about 8 °.
5. the parametric modeling of cut head body
As shown in Figure 4, its structural parameters mainly comprise total length, shell of column diameter, semi-cone angle etc., and the parameter input function is provided in the modeling interface system, in ANSYS software, read in correlation parameter, finish the parametric modeling of a body.
6. the adjustment of pick position angle
Because the space of cutting head small end and transition section is less, thereby in these zones the mutual interference between toothholder and the pick often appears.At specific pick, provide the pick position of this pick and the function that setting angle is adjusted.
7. the output of cutting head parametrization design result (cutting head designs a model)
After finishing cutting head parametrization design, call excel output pick position coordinates, comprise its diameter, highly, parameters such as angle of circumference, pitch angle, cut angle, export the Pareto diagram of pick simultaneously, be used for the manufacture processes such as frock of cutting head.
Experimental example
The tooth shank diameter of cutting head pick is 25mm, and the length of pick is 110mm, and the length of tooth head is 60mm, the thickness of toothholder is 41mm, the external diameter of toothholder is 62mm, and the total length of cutting head is 990mm, the diameter 975mm of big end, semi-cone angle is 33.4 °, cut angle when pick is installed is 45 °, and the pitch angle is 8 °, and intercept is 30mm, carry out after the part of pick position and angle adjusts occurring interference place easily, the cutting head of setting up designs a model as shown in Figure 5.
Need to prove that under the instruction of this instructions, any equivalents that those skilled in the art have done, or obvious variant all should be within protection scope of the present invention.
Claims (7)
1. a Vertical Axis Road-header cutting head parametric modeling method calls the ANSYS system based on Visual C++2010 foreground, realizes the input of interface, foreground design parameter, it is characterized in that comprising the steps:
A utilizes above-mentioned design parameter, adopts the APDL Parametric Design Language that pick and toothholder are carried out parametric modeling, and sets up pick model bank and toothholder model bank; Enter step c then,
B utilizes above-mentioned design parameter, adopts the APDL Parametric Design Language that cut head body is carried out parametric modeling, sets up cut head phantom type; Enter step c then,
C utilizes toothholder model in pick model in the pick model bank, the toothholder model bank and cut head phantom type to set up cutting head and designs a model, and cutting head designed a model exports.
2. a kind of Vertical Axis Road-header cutting head parametric modeling method according to claim 1 is characterized in that above-mentioned steps a also comprises: to the pick model in the pick model bank or/and the toothholder model in the toothholder model bank add, revise or delete.
3. a kind of Vertical Axis Road-header cutting head parametric modeling method according to claim 1, it is characterized in that above-mentioned steps c also comprises: at specific pick, pick position, cutting-gear-angle to this pick are adjusted, in order to solve the interference that pick is arranged and may be occurred in the process.
4. a kind of Vertical Axis Road-header cutting head parametric modeling method according to claim 1, it is characterized in that above-mentioned steps c also comprises the parametrization arrangement of pick, pick is located according to crown, in the space, arrange by the spatially spiral line, arrange in intercept modes such as cutting head short transverse employings, the angle that pick is installed is cut angle and pitch angle, and the cut angle is 40 °～50 °, and the pitch angle is 8 °.
5. a kind of Vertical Axis Road-header cutting head parametric modeling method according to claim 1, it is characterized in that above-mentioned steps c also comprises: call excel output pick position coordinates, and the diameter of pick, highly, angle of circumference, pitch angle and cut angle, export the Pareto diagram of pick simultaneously, for the manufacturing of the frock that instructs cutting head.
6. a kind of Vertical Axis Road-header cutting head parametric modeling method according to claim 1, it is characterized in that also comprising: according to the needs of longitudinal axis formula cutting head condition of work, analyze the hardness of its cut power, cut coal petrography and the speed conditions in when work, determine design parameter; Design parameter comprises the general shape size of cutting head, the type and size of pick, toothholder, and comprise industry standard value and custom parameter.
7. a kind of Vertical Axis Road-header cutting head parametric modeling method according to claim 1, it is characterized in that based on Visual C++2010 language development Vertical Axis Road-header cutting head parametric modeling interface, and the ANSYS system is called on the foreground, realize design parameter in the direct input at interface, foreground, in the anti-parameter of importing of calling of ANSYS system realization.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110216405A (en) * | 2019-05-21 | 2019-09-10 | 山西能源学院 | Cutting drum integrated manufacturing system |
| CN111881589A (en) * | 2020-07-30 | 2020-11-03 | 三一重型装备有限公司 | Cutting head design method and device based on computer |
| CN112196531A (en) * | 2020-11-10 | 2021-01-08 | 山西潞安环保能源开发股份有限公司 | Intelligent tunneling method for small section of coal mine rock roadway |
| CN112228083A (en) * | 2020-11-10 | 2021-01-15 | 山西潞安环保能源开发股份有限公司 | Rock breaking path selection method for small-section tunneling machine of coal mine |
| CN113047829A (en) * | 2021-04-07 | 2021-06-29 | 中煤科工集团重庆研究院有限公司 | Coal body structure derivative index determination method based on heading machine operation parameters |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110216405A (en) * | 2019-05-21 | 2019-09-10 | 山西能源学院 | Cutting drum integrated manufacturing system |
| CN111881589A (en) * | 2020-07-30 | 2020-11-03 | 三一重型装备有限公司 | Cutting head design method and device based on computer |
| CN111881589B (en) * | 2020-07-30 | 2024-05-14 | 三一重型装备有限公司 | Cutting head design method and device based on computer |
| CN112196531A (en) * | 2020-11-10 | 2021-01-08 | 山西潞安环保能源开发股份有限公司 | Intelligent tunneling method for small section of coal mine rock roadway |
| CN112228083A (en) * | 2020-11-10 | 2021-01-15 | 山西潞安环保能源开发股份有限公司 | Rock breaking path selection method for small-section tunneling machine of coal mine |
| CN112196531B (en) * | 2020-11-10 | 2022-10-21 | 山西潞安环保能源开发股份有限公司 | Intelligent tunneling method for small section of coal mine rock roadway |
| CN113047829A (en) * | 2021-04-07 | 2021-06-29 | 中煤科工集团重庆研究院有限公司 | Coal body structure derivative index determination method based on heading machine operation parameters |
| CN113047829B (en) * | 2021-04-07 | 2022-07-15 | 中煤科工集团重庆研究院有限公司 | Method for determining structural firmness of coal body based on operation parameters of heading machine |
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Application publication date: 20130918 |