CN201091930Y - Special purpose machine for oblique boring - Google Patents
Special purpose machine for oblique boring Download PDFInfo
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- CN201091930Y CN201091930Y CNU2007200081019U CN200720008101U CN201091930Y CN 201091930 Y CN201091930 Y CN 201091930Y CN U2007200081019 U CNU2007200081019 U CN U2007200081019U CN 200720008101 U CN200720008101 U CN 200720008101U CN 201091930 Y CN201091930 Y CN 201091930Y
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Abstract
The utility model belongs to the mechanical processing equipment field, in particular to an oblique boring special machine tool used for processing inclined holes of a large workpiece. Guide leaf installation holes of an internal ring and an external ring of a distributor have a fixed angle (such as 65 DEG), which is usually encountered in the processing of a hydraulic turbine; previously, as the dimension of the hydraulic turbine is small (the diameter of the external ring is within 1m.), the processing is achieved by adding a cushion block which forms a required angle normally, and as the method individually process the guide leaf installation holes of the internal ring and the external ring, the coaxiality of the guide leaf installation holes of the internal ring and the external ring can not be ensured. The solution which is adopted by the utility model is that the frame is provided with an angle adjusting block and the angle between the inclined surface of the angle adjusting block and the vertical direction is the same with the angle between the axis line of the processed inclined hole and the vertical direction.
Description
Technical field:
The utility model belongs to the machining equipment field, particularly a kind of oblique boring special purpose machine tool of machining large workpiece inclined hole.
Background technology:
In hydraulic turbine processing, often run in the water distributor and encircle, the stator installing hole and the level of outer shroud form an angle (such as 65 the degree), in the past because the outer ring size little (outer ring diameter is in 1 meter) of the hydraulic turbine, usually encircle in taking on common boring machine T68 water distributor, outer shroud adds the cushion block pad and becomes to need angle to process again, this processing method is because interior ring, the stator installing hole of outer shroud is processing separately separately, can't guarantee interior ring, the axiality of the stator installing hole of outer shroud, machining accuracy is poor, and only limit to process the undersized hydraulic turbine, can not be to encircling in the large-scale water turbine, the stator installing hole processing of outer shroud.
Summary of the invention:
The utility model purpose provides a kind ofly can guarantee the oblique boring special purpose machine tool of its axiality to the stator installing hole time processing of ring, outer shroud in the large-scale water turbine.
The utility model is taked technical scheme in order to achieve the goal: a kind of oblique boring special purpose machine tool, comprise fuselage, longitudinal feed mechanism, depth-feed mechanism, and angle-regulating block is installed on fuselage, and the angle-regulating block inclined-plane is identical with the vertical direction angle with the processing inclined hole axis of vertical direction angle and workpiece.
Angle-regulating block inclined-plane and vertical direction angle are 65 degree or 60 degree.
Angle-regulating block and fuselage can be whole also can be split.
Longitudinal feed mechanism comprise electromagnetic varispeed motor, length feed gearbox, the worm and gear gearbox that links to each other with the length feed gear box output end, the screw mandrel that is connected with worm gear, and the workbench fixed of angle-regulating block, can longitudinal sliding motion on workbench planker, it is characterized in that: length feed gearbox speed ratio is 1/0.8 or 1/2.7, and worm and gear gearbox speed ratio is 60/1.
Depth-feed mechanism comprise milling unit head, the radial feed gearbox that is connected with milling unit head hollow shaft right-hand member, the facing head that is connected with milling unit head hollow shaft left end, be connected with the output of radial feed gearbox place gear screw mandrel screw slide block in the facing head, it is characterized in that: radial feed gearbox speed ratio is 1/0.9697 or 1/1.058.
Have a pair of adjacent transition axis to take to intersect 90 degree arrangements in the radial feed gearbox, a pair of gear is that helical angle 45 is spent helical gears it on.
Milling unit head hollow shaft right-hand member and radial feed gearbox input are taked the gear for coupling connected mode.
The utility model is researched and developed successfully to have solved and domesticly can not only be produced small hydraulic turbine, a difficult problem that can also machining large hydraulic turbine critical piece (outer ring diameter is more than 1 meter).Because the stator of ring, outer shroud in the hydraulic turbine is installed inclined hole time processing simultaneously, and axiality is good, the machining accuracy height avoids waste product to produce; Production efficiency obviously improves, and has alleviated labor strength.
Description of drawings:
Fig. 1 is the utility model and processing work structural representation.
Fig. 2 is the utility model transmission system schematic diagram.
1-screw mandrel among the figure, 2-workbench, 3-place the gear screw mandrel screw slide block in the facing head, the 4-facing head, 5-central shaft, 6-milling unit head, 7-milling unit head hollow shaft, 8-planker, 9-gear for coupling, 1 of 10-radial feed gearbox transition, 11-radial feed gearbox moves duplicate gear, 12-radial feed gearbox duplicate gear, 13-radial feed gearbox intersecting axle helical gear, 2 of 14-radial feed gearbox transition, 15-radial feed gearbox bevel gear, 16-radial feed gearbox, 17-worm and gear gearbox, 18-length feed gear box shift gear, 19-length feed gearbox gear, 20-electromagnetic varispeed motor, 21-length feed gearbox, 22-workpiece 1 (outer shroud), 23-workpiece 2 (interior ring), 24-index dial, 25-fuselage, the 26-angle-regulating block, the 27-balance weight iron.
The specific embodiment:
The stator of ring 23, outer shroud 22 installation inclined hole becomes 65 degree angles in the GD008-WZ-225 axle extend through flow type hydraulic turbine water distributor with level, outer shroud 22 largest contours sizes reach 3460 millimeters of diameters, can't utilize common boring machine to add the cushion block pad becomes 65 degree to process at all again, and the stator installation inclined hole axiality of ring 23, outer shroud 22 requires high again in the water distributor, can only use the utility model that it is processed, as shown in Figure 1.
At first interior ring 23 to be processed, outer shroud 22 are determined the positions relation by index dial 24 and fix, handling the utility model just can process together to its stator installation inclined hole, because it is time processing together simultaneously that the stator of interior ring 23, outer shroud 22 is installed inclined hole, axiality is good, the precision height.
The utility model length feed transmission process is: electromagnetic varispeed motor 20 is through length feed gearbox 21 speed changes, export worm and gear gearbox 17 to, worm gear drives screw mandrel 1 rotates, screw drive planker 8 is workbench 2 slips of 65 degree along inclined-plane and vertical direction angle on the screw mandrel 1, because milling unit head 6 is fixed together with planker 8, so the facing head 4 of milling unit head 6 front ends just can be realized length feed (as Fig. 2).The worm and gear speed ratio is 60/1, and length feed gearbox speed ratio has two grades to be respectively 1/0.8 and 1/2.7, just can change shelves speed by mobile length feed gear box shift gear 18, and the length feed amount is 0.05-0.6 millimeter/commentaries on classics.
The utility model radial feed transmission process is: milling unit head 6 is except that direct drive facing head 4 rotations, also output to radial feed gearbox 16 by its milling unit head hollow shaft 7 right-hand member gear for coupling 9, radial feed gearbox speed ratio has two grades to be respectively 1/0.9697 or 1/1.058, move duplicate gear 11 by manipulation radial feed gearbox and just can change shelves speed, when the radial feed gearbox moves duplicate gear 11 and places in the middle of the radial feed gearbox duplicate gear 12, radial feed gearbox 16 no-outputs promptly do not produce radial feed.1 10 of radial feed gearbox transition and 2 14 of radial feed gearbox transition take to intersect 90 degree arrangements, and a pair of gear is that helical angle 45 is spent helical gears 13 it on.Radial feed gearbox 16 finally exports central shaft 5 to, realize radial feed by placing facing head internal gear and screw mandrel screw and slide block to drive cutter, radial feeds be 0.18 millimeter/just change, 0.34 (the facing head internal gear is a planetary gear in millimeter/counter-rotating, realize counter-rotating by control centre's axle sun gear ratio), can process the internal-external ring oblique hole end face.Milling unit head 6 is a standard component, can directly buy on the market, so its transmission schematic diagram omits.
Hold within not being described in detail in this specification and be the known prior art of this area professional and technical personnel.
Claims (7)
1. an oblique boring special purpose machine tool comprises fuselage, longitudinal feed mechanism, depth-feed mechanism, it is characterized in that: angle-regulating block is installed on fuselage, and the angle-regulating block inclined-plane is identical with the vertical direction angle with the processing inclined hole axis of vertical direction angle and workpiece.
2. according to the described a kind of oblique boring special purpose machine tool of claim 1, it is characterized in that: angle-regulating block inclined-plane and vertical direction angle are 65 degree or 60 degree.
3. according to claim 1 or 2 described a kind of oblique boring special purpose machine tools, it is characterized in that: angle-regulating block and fuselage can be whole also can be split.
4. according to claim 1 or 2 described a kind of oblique boring special purpose machine tools, longitudinal feed mechanism comprise electromagnetic varispeed motor, length feed gearbox, the worm and gear gearbox that links to each other with the length feed gear box output end, the screw mandrel that is connected with worm gear, and the workbench fixed of angle-regulating block, can longitudinal sliding motion on workbench planker, it is characterized in that: length feed gearbox speed ratio is 1/0.8 or 1/2.7, and worm and gear gearbox speed ratio is 60/1.
5. according to claim 1 or 2 described a kind of oblique boring special purpose machine tools, depth-feed mechanism comprise milling unit head, the radial feed gearbox that is connected with milling unit head hollow shaft right-hand member, the facing head that is connected with milling unit head hollow shaft left end, be connected with the output of radial feed gearbox place gear screw mandrel screw slide block in the facing head, it is characterized in that: radial feed gearbox speed ratio is 1/0.9697 or 1/1.058.
6. according to the described a kind of oblique boring special purpose machine tool of claim 5, it is characterized in that: have a pair of adjacent transition axis to take to intersect 90 degree arrangements in the radial feed gearbox, a pair of gear is that helical angle 45 is spent helical gears it on.
7. according to the described a kind of oblique boring special purpose machine tool of claim 5, it is characterized in that: milling unit head hollow shaft right-hand member and radial feed gearbox input are taked the gear for coupling connected mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200081019U CN201091930Y (en) | 2007-08-28 | 2007-08-28 | Special purpose machine for oblique boring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200081019U CN201091930Y (en) | 2007-08-28 | 2007-08-28 | Special purpose machine for oblique boring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201091930Y true CN201091930Y (en) | 2008-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200081019U Expired - Fee Related CN201091930Y (en) | 2007-08-28 | 2007-08-28 | Special purpose machine for oblique boring |
Country Status (1)
| Country | Link |
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| CN (1) | CN201091930Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328236A (en) * | 2011-07-19 | 2012-01-25 | 无锡华联精工机械有限公司 | Vertical feeding mechanism of cutting power head |
| CN102896354A (en) * | 2012-09-10 | 2013-01-30 | 湖北江汉重工有限公司 | Processing method and processing device of internal and external water distribution ring guide vane axle holes of water turbine |
| CN103192115A (en) * | 2013-03-28 | 2013-07-10 | 北京北方红旗精密机械制造有限公司 | Finishing machine of valve guide hole of V type cylinder |
| CN104275507A (en) * | 2013-07-10 | 2015-01-14 | 诺德轮毂制造有限公司 | Drilling and boring lathe for aluminum truck wheel inclined holes |
| CN104759638A (en) * | 2015-04-21 | 2015-07-08 | 南京农业大学灌云现代农业装备研究院 | Device for turning 45-degree hole in spherical surface through 45-degree curved plate |
| CN105364127A (en) * | 2015-12-15 | 2016-03-02 | 苏州创丰精密五金有限公司 | Auxiliary jig for punching oblique hole |
| CN108581525A (en) * | 2018-07-11 | 2018-09-28 | 王海波 | Tooling for inclined-hole part processing |
| CN108788248A (en) * | 2018-06-22 | 2018-11-13 | 西安航天动力机械有限公司 | A kind of processing unit (plant) of diversion trench tablet inclined hole |
| CN109663946A (en) * | 2019-01-25 | 2019-04-23 | 东方电气集团东方汽轮机有限公司 | A kind of gas turbine sealing surface of seat processing portable numerical control boring equipment and application |
| CN109746527A (en) * | 2019-03-25 | 2019-05-14 | 安徽瑞林精科股份有限公司 | A kind of cylinder head camshaft Filleted angle on oil hole device |
| CN110328412A (en) * | 2019-08-08 | 2019-10-15 | 张菊芬 | A kind of multistation cutting machine tool of Irregular Boundary Surface metal |
-
2007
- 2007-08-28 CN CNU2007200081019U patent/CN201091930Y/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328236A (en) * | 2011-07-19 | 2012-01-25 | 无锡华联精工机械有限公司 | Vertical feeding mechanism of cutting power head |
| CN102896354A (en) * | 2012-09-10 | 2013-01-30 | 湖北江汉重工有限公司 | Processing method and processing device of internal and external water distribution ring guide vane axle holes of water turbine |
| CN102896354B (en) * | 2012-09-10 | 2015-12-02 | 湖北智权专利技术应用开发有限公司 | Hydraulic turbine exterior admission water ring guide vane shaft holes of both processing method and processing unit (plant) thereof |
| CN103192115A (en) * | 2013-03-28 | 2013-07-10 | 北京北方红旗精密机械制造有限公司 | Finishing machine of valve guide hole of V type cylinder |
| CN104275507A (en) * | 2013-07-10 | 2015-01-14 | 诺德轮毂制造有限公司 | Drilling and boring lathe for aluminum truck wheel inclined holes |
| CN104275507B (en) * | 2013-07-10 | 2016-08-24 | 诺德科技股份有限公司 | A kind of aluminum wheel of truck inclined hole bores boring lathe |
| CN104759638A (en) * | 2015-04-21 | 2015-07-08 | 南京农业大学灌云现代农业装备研究院 | Device for turning 45-degree hole in spherical surface through 45-degree curved plate |
| CN105364127A (en) * | 2015-12-15 | 2016-03-02 | 苏州创丰精密五金有限公司 | Auxiliary jig for punching oblique hole |
| CN108788248A (en) * | 2018-06-22 | 2018-11-13 | 西安航天动力机械有限公司 | A kind of processing unit (plant) of diversion trench tablet inclined hole |
| CN108581525A (en) * | 2018-07-11 | 2018-09-28 | 王海波 | Tooling for inclined-hole part processing |
| CN109663946A (en) * | 2019-01-25 | 2019-04-23 | 东方电气集团东方汽轮机有限公司 | A kind of gas turbine sealing surface of seat processing portable numerical control boring equipment and application |
| CN109663946B (en) * | 2019-01-25 | 2020-04-17 | 东方电气集团东方汽轮机有限公司 | Portable numerical control boring equipment for machining sealing surface of valve seat of gas turbine and application |
| CN109746527A (en) * | 2019-03-25 | 2019-05-14 | 安徽瑞林精科股份有限公司 | A kind of cylinder head camshaft Filleted angle on oil hole device |
| CN109746527B (en) * | 2019-03-25 | 2020-06-16 | 安徽瑞林精科股份有限公司 | Cylinder head camshaft oilhole chamfering device |
| CN110328412A (en) * | 2019-08-08 | 2019-10-15 | 张菊芬 | A kind of multistation cutting machine tool of Irregular Boundary Surface metal |
| CN110328412B (en) * | 2019-08-08 | 2020-12-01 | 安徽呈祥数控科技有限公司 | Multi-station cutting processing machine tool for irregular curved surface metal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080730 Termination date: 20120828 |