Gear grinding clamping tool for wind power sun wheel

Abstract

The utility model provides a wind power sun wheel gear grinding clamping tool. The wind power sun wheel gear grinding clamping tool is characterized in that a hoop is fixed to a workbench; the pull rod penetrates through a vertical through hole of the bottom column, the lower nut is screwed into a threaded section at the lower end of the pull rod, the bottom column is erected on the lower nut, and the bottom column, the pull rod and the lower nut are integrally inserted into an inner hole of the hoop. More than three through screw holes are formed in the side wall of the hoop, the set screws are in threaded fit with the through screw holes respectively, penetrate through the through screw holes and then extend into inner holes of the hoop, and the set screws abut against the side wall of the bottom column and clamp the bottom column; a central shaft hole of the sun gear is sleeved outside the pull rod; the lower end surface of the sun gear is erected on the upper end surface of the bottom column; the pull rod penetrates through the through hole of the pressing plate, the pressing plate is placed on the upper end face of the sun gear, and the upper nut is arranged on the threaded section at the upper end of the pull rod in a screwed mode and pressed on the pressing plate, so that the bottom column and the sun gear are fixedly connected together. The device can adapt to sun gears with different lengths and diameters, and the position of the sun gear can be adjusted to enable the sun gear to correspond to a gear grinding wheel grinding working area of gear grinding equipment.

Description

Technical Field

[0001] The utility model relates to the field of tooling, in particular to a wind power sun gear grinding clamping tooling. Background Art

[0002] Wind power generation has developed rapidly in recent years due to its advantages such as zero pollution and low construction cost.

[0003] In wind turbine gearboxes, there are many types of sun gears, and the gear areas that need to be ground are located at different positions of the sun gear. However, the effective working area of ​​the grinding equipment is fixed, and sometimes it is impossible to grind the gear area of ​​the sun gear, which cannot meet actual needs. Utility Model Content

[0004] The utility model provides a wind power sun gear grinding clamping tool, which aims to solve the shortcomings of the prior art, can adapt to sun gears of different lengths and diameters, and can adjust the position of the sun gear to correspond to the grinding working area of ​​the gear grinding wheel of the gear grinding equipment.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A wind power sun gear grinding clamping tool, characterized by:

[0007] The clamp is fixed on the workbench;

[0008] The pull rod passes through the vertical through hole of the bottom column, the lower nut is screwed into the threaded section at the lower end of the pull rod, the bottom column is mounted on the lower nut, and the bottom column, the pull rod and the lower nut are integrally inserted into the inner hole of the clamp;

[0009] The side wall of the clamp has more than three through screw holes, and the set screws are respectively screwed and matched and extend into the inner hole of the clamp after passing through the through screw holes. The set screws support the side wall of the bottom column and clamp the bottom column;

[0010] The central axis hole of the sun gear is sleeved outside the tie rod, and the lower end surface of the sun gear is supported on the upper end surface of the bottom column;

[0011] The pull rod passes through the through hole of the pressure plate, the pressure plate is placed on the upper end surface of the sun gear, and the upper nut is screwed on the threaded section at the upper end of the pull rod and pressed on the pressure plate, so that the bottom column and the sun gear are fixed together.

[0012] The utility model has four bolts evenly distributed on the circumference, and the bolts respectively pass through four waist-shaped grooves provided on the clamp and are screwed into four screw holes of the workbench, so that the clamp is fixed to the workbench.

[0013] The side wall of the clamp is provided with two upper and lower rows of through screw holes, and each row of through screw holes includes more than three through screw holes.

[0014] Each row of through screw holes includes four through screw holes which are evenly distributed around the circumference of the axis of the clamp.

[0015] The utility model is beneficial in that:

[0016] The clamping method of the utility model is through the combination of a clamp, a set screw, a pull rod and a bottom column. For sun gears of different lengths and diameters, the existing clamp tooling can be reused. At the same time, for sun gears in different gear areas, the position of the sun gear can be adjusted to correspond to the grinding working area of ​​the gear grinding wheel of the gear grinding equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model. DETAILED DESCRIPTION

[0019] In order to more clearly illustrate the technical solution of the utility model, the following will briefly introduce the drawings required for the description. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other embodiments can be obtained based on these drawings without creative work. In order to facilitate the understanding of the utility model, the following will be combined with the drawings and specific embodiments to explain the utility model in more detail.

[0020] It should be noted that when an element is described as being "fixed to" another element, it can be directly on the other element, or one or more centered elements can exist between them. When an element is described as being "connected" to another element, it can be directly connected to the other element, or one or more centered elements can exist between them. The terms "upper", "lower", "inner", "outer", "bottom", etc. used in this specification indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third", etc. are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0021] like Figure 1 As shown:

[0022] The use process of this utility model tooling:

[0023] 1. There are four bolts 10 evenly distributed around the circumference. The bolts 10 respectively pass through the four waist-shaped grooves 63 provided on the clamp 6 and are screwed into the four screw holes 91 of the workbench 9 to fix the clamp 6 to the workbench 9.

[0024] 2. The pull rod 4 passes through the vertical through hole 51 of the bottom column 5, and the lower nut 7 is screwed into the threaded section at the lower end of the pull rod 4.

[0025] The bottom column 5 is mounted on the lower nut 7, and the bottom column 5, the pull rod 4, and the lower nut 7 are integrally inserted into the inner hole 61 of the clamp 6; 3. The side wall of the clamp 6 has two upper and lower rows of through screw holes 62, each row of through screw holes includes four through screw holes 62 that are evenly distributed around the axis of the clamp 6, and eight set screws 8 are respectively screwed and matched and pass through the eight through screw holes 62 and then extend into the inner hole 61 of the clamp 6. By adjusting the set screws 8, the eight set screws 8 support the side wall of the bottom column 5 and clamp the bottom column 5;

[0026] 4. The central axis hole 31 of the sun gear 3 is sleeved outside the tie rod 4, and the lower end face of the sun gear 3 is mounted on the upper end face of the bottom column 5; 5. The tie rod 4 passes through the through hole 21 of the pressure plate 2, and the pressure plate 2 is placed on the upper end face of the sun gear 3. The upper nut 1 is screwed on the threaded section at the upper end of the tie rod 4, and the upper nut 1 is tightened. The upper nut 1 is pressed against the pressure plate 2, so that the bottom column 5 and the sun gear 3 are fixed together;

[0027] 6. Adjust the height of the bottom column 5 and the sun gear 3, and then clamp them with the set screw 8. In this way, the sun gear 3 for different gear areas can be adjusted to the grinding working area of ​​the corresponding gear grinding equipment grinding wheel.

[0028] 7. Move the sun gear 3 by adjusting the set screw 8, align the center reference of the sun gear 3, and then perform gear grinding.

[0029] In this specification, each embodiment is described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts between the embodiments can be referred to each other. The above description of the disclosed embodiments enables professionals and technicians in this field to implement or use the utility model. Various modifications to these embodiments will be obvious to professionals and technicians in this field, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to the embodiments shown herein, but will conform to the widest range consistent with the principles and novel features disclosed herein.

Claims

1. A wind power sun gear grinding clamping tool, characterized by: The clamp is fixed on the workbench; the pull rod passes through the vertical through hole of the bottom column, the lower nut is screwed into the threaded section at the lower end of the pull rod, the bottom column is supported on the lower nut, and the bottom column, the pull rod and the lower nut are integrally inserted into the inner hole of the clamp; the side wall of the clamp has more than three through screw holes, and the set screws are respectively screwed and matched and extend into the inner hole of the clamp after passing through the through screw holes, and the set screws support the side wall of the bottom column and clamp the bottom column; the central axis hole of the sun gear is sleeved outside the pull rod, and the lower end face of the sun gear is supported on the upper end face of the bottom column; the pull rod passes through the through hole of the pressure plate, the pressure plate is placed on the upper end face of the sun gear, and the upper nut is screwed on the threaded section at the upper end of the pull rod and pressed on the pressure plate, so that the bottom column and the sun gear are fixed together.

2. A wind turbine sun gear grinding fixture as claimed in claim 1, characterized in that: The utility model has four bolts evenly distributed on the circumference, and the bolts respectively pass through four waist-shaped grooves provided on the clamp and are screwed into four screw holes of the workbench, so that the clamp is fixed to the workbench.

3. A wind power sun gear grinding fixture as claimed in claim 1, characterized in that: The side wall of the clamp is provided with two upper and lower rows of through screw holes, and each row of through screw holes includes more than three through screw holes.

4. A wind power sun gear grinding fixture as claimed in claim 3, characterized in that: Each row of through screw holes includes four through screw holes which are evenly distributed around the circumference of the axis of the clamp.

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