阅读说明：本技术 用于加工风电轮毂内侧电机孔的螺纹孔的工装及方法 (Tooling and method for the threaded hole in motor hole on the inside of processing wind power wheel hub ) 是由 顾阳 苏建民 于翔 于 2019-07-31 设计创作，主要内容包括：本发明涉及一种用于加工风电轮毂内侧电机孔的螺纹孔的工装及方法,包括旋转装置和固定板；所述旋转装置包括柱形套筒、多个滚轴、转轴、盖板、支座和固定板；所述柱形套筒的上方具有开口,所述柱形套筒的底部内侧中心具有一个圆柱形的凹陷区,所述柱形套筒的底部外侧设有螺纹盲孔,多个所述滚轴的轴面两两相切并内接于所述柱形套筒,所述转轴安装在多个所述滚轴形成的空腔内并与各所述滚轴轴面相切；所述转轴的两端设有圆柱形的凸台,所述盖板中心具有圆孔,所述转轴一端的凸台和所述凹陷区配合,所述转轴另一端的凸台穿过所述圆孔和所述支座的底部中心用螺钉固定在一起；所述盖板覆盖并固定于所述柱形套筒的开口处；所述固定板用螺钉和所述螺纹盲孔对接使其和所述柱形套筒连接在一起。能够快速定位螺纹孔位置,一次装卡即可加工所有螺纹孔,提升加工质量及稳定性,降低加工成本。(The present invention relates to a kind of toolings and method for the threaded hole in motor hole on the inside of processing wind power wheel hub, including rotating device and fixed plate；The rotating device includes cylindrical sleeve, multiple roller bearings, shaft, cover board, support and fixed plate；The top of the cylindrical sleeve has opening, the bottom inside center of the cylindrical sleeve has a cylindrical depressed area, the bottom outside of the cylindrical sleeve is equipped with tapped blind hole, the axial plane of multiple roller bearings is tangent two-by-two and is inscribed in the cylindrical sleeve, and the shaft is mounted in the cavity that multiple roller bearings are formed and tangent with each roller bearing axial plane；The both ends of the shaft are equipped with cylindrical boss, and the cover plate central has circular hole, the boss of described shaft one end and a depressed area cooperation, and the boss of the shaft other end passes through together with the circular hole is screwed with the bottom centre of the support；The cover board covers and is fixed on the opening of the cylindrical sleeve；Fixed plate screw and tapped blind hole docking make itself and the cylindrical sleeve link together.Can Quick positioning thread hole site, be once loaded and all threaded holes can be processed, promote processing quality and stability, reduce processing cost.)

1. a kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub, which is characterized in that including rotating device and Fixed plate；

The rotating device includes cylindrical sleeve, multiple roller bearings, shaft, cover board, support and fixed plate；The cylindrical sleeve it is upper Side has opening, and the bottom inside center of the cylindrical sleeve has a cylindrical depressed area, the bottom of the cylindrical sleeve Tapped blind hole is equipped on the outside of portion, the axial plane of multiple roller bearings is tangent two-by-two and is inscribed in the cylindrical sleeve, the shaft peace It is in the cavity that multiple roller bearings are formed and tangent with each roller bearing axial plane；The both ends of the shaft are equipped with cylindrical Boss, the cover plate central have circular hole, the boss of described shaft one end and depressed area cooperation, the shaft other end Boss passes through together with the circular hole is screwed with the bottom centre of the support；The cover board is covered and is fixed on described The opening of cylindrical sleeve；Fixed plate screw and tapped blind hole docking make itself and the cylindrical sleeve be connected to one It rises.

2. a kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub, feature exist according to claim 1 It is groove profile in, the support, and the both ends of the support are respectively provided with two through-holes, in two through-holes and the rest base Heart rotational symmetry.

3. a kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub, feature exist according to claim 2 In the cross section of the cover board is circle, and the diameter of the cover board is greater than the outer diameter of the cylindrical sleeve and is less than the through-hole To the rest base centre distance.

4. a kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub, feature exist according to claim 2 In the cross section of the fixed plate is circle, and the diameter of the fixed plate is greater than the outer diameter of the cylindrical sleeve and is less than described Through-hole is to the rest base centre distance.

5. a kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub, feature exist according to claim 2 In, it further include positioning pin, through-hole of the positioning pin for being inserted on the support.

6. a kind of method for the threaded hole in motor hole on the inside of processing wind power wheel hub, which is characterized in that wanted using aforesaid right Seek a kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub described in 1-5 any one, comprising the following steps:

Step 1: first threaded hole of processing processes first threaded hole around motor hole on the inside of the wind power hub；

Step 2: installing the tooling, is first assembled to the rotating device on the motor hole of inside from side, the inside electricity The diameter in machine hole and the outer diameter of the cylindrical sleeve match, and then install the fixation in the other side in inside motor hole Plate is fixed on the rotating device on inside motor hole；Rotate the support, make a through-hole on the support and The first threaded hole alignment processed, is inserted into the fixed pin, keeps the support relatively fixed；

Step 3: magnetic drill is mounted on the support by installation magnetic drill；

Step 4: processing residual thread hole adjusts the magnetic drill, the residue for being directed at its drill bit successively on the support three Through-hole, and the surrounding in inside motor hole processes three threaded holes；The support angle position and fixation are adjusted again, Residual thread hole is processed with the magnetic drill.

Technical field

The invention belongs to wind power product manufacture fields, more specifically to one kind for electricity on the inside of processing wind power wheel hub The tooling and method of the threaded hole in machine hole.

Background technique

Device required for wind-power electricity generation, referred to as wind power generating set, wind power generating set include wind wheel, generator and tower Cylinder.And wheel hub is the most important structural support of wind wheel, for connecting blade and main shaft, pitch motor is just mounted in wheel hub On, cooperated by a pinion gear and blade, by changing the angle of blade, enables blade by wind-force of all sizes It is converted into range appropriate, so that the revolving speed of wind wheel be made to keep constant.The hole of installation pitch motor is just called motor hole.

The motor hole of wheel hub is located at hub inner lumen, usually has two layers, and one layer on the outside, close to blade face, becomes for positioning Paddle motor；The second layer is located inside, and inside motor Kong Shangyou threaded hole, using the fixed pitch motor of bolt, inside motor hole is straight Diameter is usually in 20cm or so.When using machine tooling motor hole, the threaded hole on the motor hole of inside due to can not directly process, So being usually all the outside motor hole for punching first layer using lengthening drill bit, inside to guarantee that the position of threaded hole is correct Thread Pilot hole is processed on the motor hole of side, then carries out tapping with pincers worker.But since cutter is longer, the process-cycle is long, and process In be easy to cause bottom outlet excessive, the mistake situations such as partially in position cause processing cost high, and processing quality is poor.

Summary of the invention

In order to overcome the deficiencies of the prior art, the present invention provides a kind of threaded hole for motor hole on the inside of processing wind power wheel hub Tooling and method, for the hole processing in motor hole on the inside of wind power hub, can Quick positioning thread hole site, it is primary to fill All threaded holes can be processed in card, promote processing quality and stability, reduce processing cost.

To achieve the above object, the technical scheme adopted by the invention is that: one kind is for motor on the inside of processing wind power wheel hub The tooling of the threaded hole in hole, including rotating device and fixed plate；

The rotating device includes cylindrical sleeve, multiple roller bearings, shaft, cover board, support and fixed plate；The cylindrical sleeve Top there is opening, the bottom inside center of the cylindrical sleeve has a cylindrical depressed area, the cylindrical sleeve Bottom outside be equipped with tapped blind hole, the axial plane of multiple roller bearings is tangent two-by-two and is inscribed in the cylindrical sleeve, described turn Axis is mounted in the cavity that multiple roller bearings are formed and tangent with each roller bearing axial plane；The both ends of the shaft are equipped with cylinder The boss of shape, the cover plate central have circular hole, and the boss of described shaft one end and depressed area cooperation, the shaft are another The boss at end passes through together with the circular hole is screwed with the bottom centre of the support；The cover board is covered and is fixed on The opening of the cylindrical sleeve；The fixed plate screw connects it with the cylindrical sleeve with tapped blind hole docking Together.

Further, the support is groove profile, and the both ends of the support are respectively provided with two through-holes, two through-holes with The rest base center rotational symmetry.

Further, the cross section of the cover board is circle, and the diameter of the cover board is greater than the outer diameter of the cylindrical sleeve And it is less than the through-hole to the rest base centre distance.

Further, the cross section of the fixed plate is circle, and the diameter of the fixed plate is greater than the cylindrical sleeve Outer diameter and it is less than the through-hole to the rest base centre distance.

It further include positioning pin, the positioning pin is used for for the tooling of the threaded hole in motor hole on the inside of processing wind power wheel hub The through-hole being inserted on the support.

A method of the threaded hole for motor hole on the inside of processing wind power wheel hub, comprising the following steps:

Step 1: first threaded hole of processing processes first threaded hole around motor hole on the inside of the wind power hub；

Step 2: installing the tooling, is first assembled to rotating device on inside motor hole 2 from side, inside motor The diameter in hole 2 and the outer diameter of cylindrical sleeve 3 match, and then in the other side mounting plate 8 in inside motor hole 2, make to rotate Device is fixed on inside motor hole 2；Rotary support 7, first threaded hole pair for making on support 7 through-hole and processing Together, it is inserted into fixed pin 9, keeps the support relatively fixed；

Step 3: magnetic drill is mounted on the support by installation magnetic drill；

Step 4: processing residual thread hole adjusts the magnetic drill, its drill bit is made successively to be directed at the residue on the support Three through-holes, and the surrounding in inside motor hole processes three threaded holes；The support angle position is adjusted again simultaneously It is fixed, residual thread hole is processed with the magnetic drill.

A kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub is provided, has structure simple, uses Convenient feature.The support uses groove profile, and magnetic drill pedestal is fixed in the above more stable.

A kind of method for the threaded hole in motor hole on the inside of processing wind power wheel hub is provided, motor hole week on the outside is not had to Additional drilling is enclosed, the tooling is fixed on motor Kong Shanghou on the inside of wind power hub, only need to once be loaded, that is, all spiral shells can be processed Pit improves processing efficiency, and reduces processing cost.With good versatility and practicability.

Detailed description of the invention

Fig. 1 common wind power hub motor hole schematic diagram；

Rotating device decomposition diagram Fig. 2 of the invention；

Rotating device schematic diagram Fig. 3 of the invention；

Fixed plate structure Fig. 4 of the invention is intended to；

Rotating device and positioning plate assembling schematic diagram Fig. 5 of the invention；

Tooling machining sketch chart of Fig. 6 present invention for the threaded hole in motor hole on the inside of processing wind power wheel hub.

Motor hole on the outside of 1-；Motor hole on the inside of 2-；3- sleeve；4- cylindricality roller bearing；5- shaft；6- cover board；7- support；8- is solid Fixed board；9- positioning pin；10- magnetic drill.

Specific embodiment

To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing Give better embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein Described embodiment.On the contrary, the purpose of providing these embodiments is that making to understand more the disclosure Add thorough and comprehensive.

It should be noted that it can directly on the other element when element is referred to as " being set to " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ", " right side ", " top ", " bottom ", " bottom end ", " top " and similar statement for illustrative purposes only, are not offered as being only One embodiment.

Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more Any and all combinations of relevant listed item.

The tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub is carried out combined with specific embodiments below Illustrate, to further understand design of the invention.Referring to Fig. 1, there are outside motor hole 1 and inside in common wind power hub inner cavity Motor hole 2.To install fixed pitch motor, need to process multiple threaded holes around inside motor hole 2.

Referring to Figure 2 together to Fig. 5, the present invention provides a kind of threaded holes for motor hole on the inside of processing wind power wheel hub Tooling, including rotating device and fixed plate 8.Rotating device is by cylindrical sleeve 3, multiple roller bearings 4, shaft 5, cover board 6 and support 7 Composition.There is opening, bottom inside center has a cylindrical depression area, for cooperating with shaft 5 above cylindrical sleeve 3； 3 bottom outside of cylindrical sleeve is at least provided with a tapped blind hole, for being connected and fixed plate 8；In the height of cylindrical sleeve 3 is slightly less than The depth in side motor hole 2, the outer diameter of cylindrical sleeve 3 is slightly less than the diameter in inside motor hole 2, so that cylindrical sleeve 3 can just It is placed in inside motor hole 2.Roller bearing 4 is cylindrical, and the axial plane of multiple roller bearings 4 is tangent two-by-two and is inscribed in cylindrical sleeve 3, and And cavity is formed in centre, shaft 5 is mounted in the cavity that multiple roller bearings 4 are formed and tangent with each 4 axial plane of roller bearing.Cover board 6 is One centre sets round-meshed circular slab, covers and be fixed on the opening of cylindrical sleeve 3, and the form of welding can be selected.Shaft 5 Both ends are respectively provided with a cylindrical boss, and wherein the boss of one end can fill up the depressed area of 3 bottom of cylindrical sleeve；The other end Boss is equipped with threaded hole, together with the circular hole among cover board 6 is screwed with the bottom centre of support 7.Fixed plate 8 On also be provided with threaded hole, so that it is linked together with the docking of the tapped blind hole of 3 bottom of screw and cylindrical sleeve.

In a specific embodiment, support 7 is groove profile and has magnetism, and both ends are respectively provided with two through-holes and about branch 7 bottom centre of seat rotational symmetry.Lead to the hole site relationship and the positional relationship pair for needing the thread mill drilling around inside motor hole 2 It answers.In order not to interfere the processing of 2 surrounding thread mill drilling of inside motor hole, the diameter of cover board 6 be greater than the outer diameter of cylindrical sleeve 3 and Less than the through-hole on support 7 to bottom centre distance；Fixed plate 8 is designed as circle, and diameter is greater than the outer diameter of cylindrical sleeve 3 and small In the through-hole on support 7 to bottom centre distance.

Referring to Fig. 6, a kind of tooling for the threaded hole in motor hole on the inside of processing wind power wheel hub of the present invention, further includes fixed Position pin 9, is made of, the through-hole for being inserted on support 7, and one end energy that 9 diameter of positioning pin is small the coaxial reducing cylinder of two sections The through-hole being enough inserted on support 7.

Please continue to refer to Fig. 6, a method of for the threaded hole in motor hole on the inside of processing wind power wheel hub, including following step It is rapid:

Step 1: first threaded hole of processing processes first threaded hole around motor hole 2 on the inside of the wind power hub；

Step 2: installing the tooling, is first assembled to rotating device on inside motor hole 2 from side, inside motor The diameter in hole 2 and the outer diameter of cylindrical sleeve 3 match, and then in the other side mounting plate 8 in inside motor hole 2, make to rotate Device is fixed on inside motor hole 2；Rotary support 7 makes on support 7 through-hole and first threaded hole pair processed Together, it is inserted into fixed pin 9, keeps support 7 relatively fixed；

Step 3: magnetic drill 10 is adsorbed on support 7 by installation magnetic drill 10；

Step 4: processing residual thread hole adjusts magnetic drill 10, the residue for being directed at its drill bit successively on support 7 three Through-hole and protruding into is processed, and the surrounding in inside motor hole 2 processes three threaded holes.Then the spiral shell in fixed plate 8 is unclamped Bolt adjusts the angle position of support 7 and fixation again, processes residual thread hole with magnetic drill 10.

The foregoing is only a preferred embodiment of the present invention, is not limited to invent, although referring to aforementioned implementation Invention is explained in detail for example, for those skilled in the art, still can be to foregoing embodiments Documented technical solution is modified or equivalent replacement of some of the technical features, all in spirit of the invention Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.