CN113618407A - Novel high-reliability movable blade end face milling and grinding machine - Google Patents
Novel high-reliability movable blade end face milling and grinding machine Download PDFInfo
- Publication number
- CN113618407A CN113618407A CN202110782399.3A CN202110782399A CN113618407A CN 113618407 A CN113618407 A CN 113618407A CN 202110782399 A CN202110782399 A CN 202110782399A CN 113618407 A CN113618407 A CN 113618407A
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- milling
- grinding machine
- high reliability
- grinding
- face milling
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- 238000003801 milling Methods 0.000 title claims abstract description 48
- 238000000227 grinding Methods 0.000 title claims abstract description 42
- 238000005096 rolling process Methods 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
Abstract
The invention discloses a novel high-reliability movable blade end face milling and grinding machine which comprises a machine main body (4), wherein the machine main body (4) is connected with a lower supporting leg (3), the lower supporting leg (3) can be set to be a manual preset position and a hydraulic automatic support, a hydraulic pump (2) is installed on the machine main body (4), the hydraulic pump (2) drives an upper support (10), the machine main body (4) is provided with a lifting hook (19), a revolving arm (11) is connected with the machine main body (4) through a crossed roller bearing (12), a servo motor I (1) drives the revolving arm (11) to rotate, the revolving arm (11) is provided with a milling cutter (7) and a grinding head (13), and the milling cutter and the grinding head are arranged in the invention, so that the flatness of a wind driven generator blade and the perpendicularity of an end face to the center of the blade are ensured, and the milling cutter and the grinding head are convenient and efficient.
Description
Technical Field
The invention relates to the technical field of machining equipment, in particular to a novel high-reliability movable type blade end face milling and grinding machine.
Background
In a wind driven generator, the processing quality of blades of the wind driven generator directly influences the conversion efficiency of wind energy and the annual energy production of the wind driven generator, and the wind driven generator is an important ring for wind energy utilization.
The blade of the wind driven generator is connected with a main generator by means of a blade end nearly hundreds of steel screws, and in the design and manufacturing process of the conventional blade, the process provides that nearly hundreds of axial holes and the same number of radial holes intersected at the center are drilled at the blade end by a cutting drilling machine, then the prefabricated screws are installed in the holes, and organic adhesives are used for curing. With this process, the screw connection strength is not stable enough, and the cutting and drilling machine is not only expensive but also consumes a lot of man-hours and tools.
In recent years, a novel screw rod embedding process is started, namely, when the glass fiber reinforced plastic cloth of the blade is laid, the screw rod is embedded into the root end of the blade and is solidified with the blade body at the same time, the stability of the screw rod is greatly improved, the embedded screw rod end and the embedded blade body need to be processed at the same time so as to ensure the planeness and the verticality of the end surface to the center of the blade, and a novel high-reliability movable blade end surface milling and grinding machine is designed.
Disclosure of Invention
To the above-mentioned problem that prior art exists, this application provides a rational in infrastructure, compact in design's novel high reliability movable blade terminal surface mills mill.
The technical scheme of the invention is as follows:
the utility model provides a novel high reliability movable blade terminal surface mills mill, includes local main part, and the lower supporting legs is connected to local main part, and the lower supporting legs can set up artifical preset position and hydraulic pressure automatic stay, and the hydraulic pump is installed to local main part, supports on the hydraulic pump drive, and local main part sets up the lifting hook, and the gyration arm passes through cross roller bearing hookup local main part, and servo motor drives the gyration arm rotation, and the gyration arm is provided with milling cutter and grinding head.
As a preferred embodiment of the present invention: the milling cutter is arranged on the milling head, and the main motor I drives the milling head.
As a preferred embodiment of the present invention: and the second servo motor drives the milling head by adopting a ball screw and a longitudinal rolling guide rail to perform longitudinal position feeding motion.
As a preferred embodiment of the present invention: and the transverse servo motor II drives the milling head to perform cutting feeding through the ball screw and the guide rail.
As a preferred embodiment of the present invention: the rotation of the grinding head is driven by the second main motor.
As a preferred embodiment of the present invention: the transverse servo motor drives the grinding head to perform transverse grinding feeding through the ball screw and the rolling guide rail.
As a preferred embodiment of the present invention: and a third servo motor drives the grinding head to feed longitudinally through the ball screw and the rolling guide rail.
As a preferred embodiment of the present invention: the transverse sliding plate of the milling head is provided with a hand-operated laser range finder.
As a preferred embodiment of the present invention: the main body of the machine is provided with a central current collection slip ring, and the cable is connected with the main control cabinet through the central current collection slip ring.
As a preferred embodiment of the present invention: the inner ring of the crossed roller bearing is provided with a gear, and an auxiliary supporting point is arranged on the upper support and serves as a protective supporting point.
The beneficial technical effects of the invention are as follows:
the novel high-reliability movable blade end face milling and grinding machine can simultaneously process the embedded screw rod end and the embedded blade body so as to ensure the flatness and the verticality of the end face to the center of the blade, and is high in automation degree and accurate in processing.
Drawings
FIG. 1 is a schematic structural diagram of a novel high-reliability movable blade end face milling and grinding machine according to the present invention;
fig. 2 is a structural rear view of the novel high-reliability movable blade end face milling and grinding machine.
Reference numerals: 1-servo motor I, 2-hydraulic pump, 3-lower supporting foot, 4-main body of the machine, 5-auxiliary pivot, 6-longitudinal rolling guide rail, 7-milling cutter, 8-milling head, 9-main motor I, 10-upper support, 11-revolving arm, 12-crossed roller bearing, 13-grinding head, 14-transverse servo motor I, 15-central collecting ring, 16-servo motor II, 17-transverse servo motor II, 18-hand laser distance measuring instrument, 19-lifting hook, 20-main motor II, 21-servo motor III.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. 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.
Referring to fig. 1-2, a novel high-reliability movable blade end face milling and grinding machine comprises a machine body 4, the machine body 4 is connected with a lower supporting leg 3, the lower supporting leg 3 can be set to be a manual preset position and can be supported automatically by hydraulic pressure, a hydraulic pump 2 is installed on the machine body 4, the hydraulic pump 2 drives the upper support 10, the machine body 4 is provided with a lifting hook 19, a revolving arm 11 is connected with the machine body 4 through a crossed roller bearing 12, a servo motor 1 drives the revolving arm 11 to rotate, and the revolving arm 11 is provided with a milling cutter 7 and a grinding head 13.
Based on above-mentioned embodiment, a novel high reliability movable blade terminal surface milling and grinding machine can guarantee the straightness that hangs down of plane degree and terminal surface to the blade center to the screw rod end and the blade body simultaneous processing that bury, has improved machining efficiency.
Specifically, the main body 4 of the machine is a basic member for bearing each part, the material of the main body is made of section steel, the section steel belongs to carbon structural steel and is economic steel with a simple section, the section steel is welded to manufacture the main body 4 of the machine, better weldability, plastic deformation performance and excellent mechanical strength are required in use, and the use cost is reduced.
Specifically, the hydraulic pump 2 is a hydraulic actuator that rectilinearly reciprocates to convert hydraulic energy into mechanical energy. It has compact structure and reliable operation. When the reciprocating motion is realized by the hydraulic pump 2, a speed reducing device can be omitted, no transmission gap exists, and the motion is stable.
To further explain the embodiment, it should be noted that the milling cutter 7 is mounted on the milling head 8, the main motor one 9 drives the milling head 8, the milling cutter 7 is made of cobalt-containing high-speed steel, the wear resistance is improved, the running duration is long, and the running is faster.
To explain the embodiment further, it should be noted that the second servo motor 16 drives the milling head 8 to perform a longitudinal position feeding motion by using a ball screw and the longitudinal rolling guide 6, the ball screw converts a rotational motion into a linear motion, converts a torque into an axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency, and has a small frictional resistance, and therefore, the heat generation rate is greatly reduced.
For further explanation of the embodiment, it should be noted that the second transverse servo motor 17 drives the milling head 8 to perform cutting feed through the ball screw and the guide rail, the guide rail is made of high-strength cast iron HT300, the hardness of the working surface is HB200, and after two times of manual treatment, the annealing temperature is 600-700 ℃ during the manual treatment, and the natural aging lasts for 2 years, so that the precision of the guide rail is stable and the wear resistance is good.
To explain the embodiment further, it should be noted that the rotation of the grinding head 13 is driven by the second main motor 20, the grinding head 13 has a cellular sponge structure, the abrasive is uniform and elastic, the mirror finishing can be directly performed, the grinding force is uniform, the generated heat is less, the blockage is not easy to occur, and a smooth, bright and uniform surface can be obtained.
To explain the embodiment further, it should be noted that the transverse servo motor one 14 drives the grinding head 13 to perform transverse grinding feeding through the ball screw and the rolling guide rail, the transverse servo motor one 14 can make the control speed and the position precision very accurate, can convert the voltage signal into the torque and the rotating speed to drive the control object, the rotating speed of the rotor of the transverse servo motor one 14 is controlled by the input signal, and can react quickly.
In order to further explain the embodiment, it should be noted that the third servo motor 21 drives the grinding head 13 to make longitudinal position feeding through the ball screw and the rolling guide rail, so that the adaptability is good and the overload resistance is strong.
For further explaining the embodiment, it should be noted that the hand-operated laser range finder 18 is installed on the transverse sliding plate of the milling head 8, the hand-operated laser range finder 18 has light weight, small volume, simple operation, fast speed and accuracy, the error is only one fifth to one hundreds of the error of other optical range finders, the revolving arm 11 revolves for a circle to observe the distance change of each point, when the distance change exceeds 0.3mm, the supporting point should be readjusted, otherwise, the cutting process state can be entered, and the high efficiency and accuracy are achieved.
For further explaining the embodiment, it should be noted that the main body 4 of the machine is provided with the central current collecting slip ring 15, the cable is connected with the main control cabinet through the central current collecting slip ring 15, the central current collecting slip ring 15 ensures that all lines are continuously connected, the electric conductivity of the material used by the electric brush arranged on the central current collecting slip ring 15 is good, the pressure of the slip ring is proper, the eccentricity and the shaking amount of the central current collecting slip ring 15 are small, the wear resistance is good, the friction torque is small, and the maintenance is convenient.
To explain the embodiment further, it should be noted that the inner ring of the crossed roller bearing 12 is provided with a gear, the upper support 10 is provided with an auxiliary supporting point 5 as a protective supporting point, and the gear teeth are modified to improve the running stability of the gear and increase the contact area of the gear teeth when the gear is fully loaded, thereby improving the bearing capacity of the gear.
In summary, according to the novel high-reliability movable blade end face milling and grinding machine, when the blade glass fiber reinforced plastic cloth is laid, the screw is embedded into the root end of the blade and is solidified with the blade body at the same time, the stability of the screw is greatly improved, the embedded screw end and the embedded blade body can be processed at the same time, the flatness and the verticality of the end face to the center of the blade are guaranteed, and the novel high-reliability movable blade end face milling and grinding machine is convenient and efficient.
While the embodiments of the present invention have been disclosed above, it is not limited to the applications listed in the description and embodiments, but is fully applicable to various fields suitable for the present invention, and it will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principle and spirit of the present invention, and therefore the present invention is not limited to the specific details without departing from the general concept defined in the claims and the scope of equivalents thereof.
Claims (10)
1. The utility model provides a novel high reliability movable blade terminal surface mills mill which characterized in that: including local main part (4), supporting legs (3) under local main part (4) are connected, artifical preset position and hydraulic pressure automatic stay can be set to down supporting legs (3), hydraulic pump (2) are installed in local main part (4), support (10) on hydraulic pump (2) drive, local main part (4) set up lifting hook (19), and revolving arm (11) are linked through cross roller bearing (12) local main part (4), servo motor (1) drive revolving arm (11) are rotatory, revolving arm (11) are provided with milling cutter (7) and grinding head (13).
2. The new high reliability movable vane face milling and grinding machine of claim 1 wherein: the milling cutter (7) is arranged on the milling head (8), and the main motor I (9) drives the milling head (8).
3. The new high reliability movable vane face milling and grinding machine of claim 2 wherein: and a second servo motor (16) drives the milling head (8) by adopting a ball screw and a longitudinal rolling guide rail (6) to perform longitudinal position feeding motion.
4. The new high reliability movable vane face milling and grinding machine of claim 2 wherein: and a second transverse servo motor (17) drives the milling head (8) to perform cutting feed through a ball screw and a guide rail.
5. The new high reliability movable vane face milling and grinding machine of claim 1 wherein: the rotation of the grinding head (13) is driven by a second main motor (20).
6. The new high reliability movable vane face milling and grinding machine of claim 5 wherein: and a transverse servo motor I (14) drives the grinding head (13) to perform transverse grinding feeding through a ball screw and a rolling guide rail.
7. The new high reliability movable vane face milling and grinding machine of claim 5 wherein: and a third servo motor (21) drives the grinding head (13) to feed in the longitudinal position through a ball screw and a rolling guide rail.
8. The new high reliability movable vane face milling and grinding machine of claim 1 wherein: and a hand-operated laser range finder (18) is arranged on a transverse sliding plate of the milling head (8).
9. The new high reliability movable vane face milling and grinding machine of claim 1 wherein: the main body (4) of the machine is provided with a central current collecting slip ring (15), and a cable is connected with a main control cabinet through the central current collecting slip ring (15).
10. The new high reliability movable blade face milling and grinding machine according to any one of claims 1 to 9, characterized in that: the inner ring of the crossed roller bearing (12) is provided with a gear, and the upper support (10) is provided with an auxiliary fulcrum (5) as a protective supporting point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110782399.3A CN113618407A (en) | 2021-07-12 | 2021-07-12 | Novel high-reliability movable blade end face milling and grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110782399.3A CN113618407A (en) | 2021-07-12 | 2021-07-12 | Novel high-reliability movable blade end face milling and grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113618407A true CN113618407A (en) | 2021-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110782399.3A Pending CN113618407A (en) | 2021-07-12 | 2021-07-12 | Novel high-reliability movable blade end face milling and grinding machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204221374U (en) * | 2014-11-20 | 2015-03-25 | 九江翔升造船有限公司 | A kind of Ship Structure part high accuracy milling machine tool working |
| CN107378493A (en) * | 2017-08-29 | 2017-11-24 | 南通纳侬精密机械有限公司 | Compound automaton is bored in the Numerical control cutting milling of blade termination |
| CN207205813U (en) * | 2017-08-29 | 2018-04-10 | 南通纳侬精密机械有限公司 | Compound automaton is bored in the Numerical control cutting milling of blade termination |
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| CN207746430U (en) * | 2017-12-04 | 2018-08-21 | 湖南思远智能装备有限公司 | A kind of automatic tension device for portable milling machine |
| CN207858451U (en) * | 2017-12-04 | 2018-09-14 | 湖南思远智能装备有限公司 | A kind of measuring system for end flanges processing |
| CN207857923U (en) * | 2017-12-04 | 2018-09-14 | 湖南思远智能装备有限公司 | A kind of intelligent face miller for flange face processing |
| CN208214791U (en) * | 2018-04-30 | 2018-12-11 | 南京港机重工制造有限公司 | It is a kind of for processing the scalable milling and grinding machine of big workpiece Flange Plane |
| CN208945171U (en) * | 2018-10-30 | 2019-06-07 | 上海塞沃机电工程有限公司 | Mobile online flange numerical control processing apparatus |
| CN210996705U (en) * | 2019-05-17 | 2020-07-14 | 沈阳远大新能源有限公司 | Large-scale flange end face machining machine tool |
| CN112059650A (en) * | 2020-06-09 | 2020-12-11 | 湖南思远智能装备有限公司 | Automatic positioning device for portable end face milling machine |
| CN112517985A (en) * | 2020-06-09 | 2021-03-19 | 湖南思远智能装备有限公司 | Intelligent double-spindle end face milling machine for processing blade root flange face |
-
2021
- 2021-07-12 CN CN202110782399.3A patent/CN113618407A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204221374U (en) * | 2014-11-20 | 2015-03-25 | 九江翔升造船有限公司 | A kind of Ship Structure part high accuracy milling machine tool working |
| CN107378493A (en) * | 2017-08-29 | 2017-11-24 | 南通纳侬精密机械有限公司 | Compound automaton is bored in the Numerical control cutting milling of blade termination |
| CN207205813U (en) * | 2017-08-29 | 2018-04-10 | 南通纳侬精密机械有限公司 | Compound automaton is bored in the Numerical control cutting milling of blade termination |
| CN207386668U (en) * | 2017-11-07 | 2018-05-22 | 张帆 | A kind of movable type ring flange face miller |
| CN207746430U (en) * | 2017-12-04 | 2018-08-21 | 湖南思远智能装备有限公司 | A kind of automatic tension device for portable milling machine |
| CN207858451U (en) * | 2017-12-04 | 2018-09-14 | 湖南思远智能装备有限公司 | A kind of measuring system for end flanges processing |
| CN207857923U (en) * | 2017-12-04 | 2018-09-14 | 湖南思远智能装备有限公司 | A kind of intelligent face miller for flange face processing |
| CN208214791U (en) * | 2018-04-30 | 2018-12-11 | 南京港机重工制造有限公司 | It is a kind of for processing the scalable milling and grinding machine of big workpiece Flange Plane |
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| CN210996705U (en) * | 2019-05-17 | 2020-07-14 | 沈阳远大新能源有限公司 | Large-scale flange end face machining machine tool |
| CN112059650A (en) * | 2020-06-09 | 2020-12-11 | 湖南思远智能装备有限公司 | Automatic positioning device for portable end face milling machine |
| CN112517985A (en) * | 2020-06-09 | 2021-03-19 | 湖南思远智能装备有限公司 | Intelligent double-spindle end face milling machine for processing blade root flange face |
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Application publication date: 20211109 |
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