General tool clamp for total-sequence machining of large wind power castings

Abstract

The utility model relates to a general tool clamp for full-sequence machining of a large wind power casting, and belongs to the technical field of machining of wind power castings. Comprising a bottom plate, a large inclined pad unit is arranged on the bottom plate, a clamping mechanism is arranged on the large inclined pad unit, the clamping mechanism comprises a plurality of clamping units including a first clamping unit, a second clamping unit and a third clamping unit, the clamping units are alternately arranged on the large inclined pad unit, and when the first clamping unit is installed on the large inclined pad unit, the second clamping unit is installed on the large inclined pad unit. The first clamping unit clamps the bottom of the wind power base, and then the top face of the wind power base is machined. When the second clamping unit is installed on the large inclined pad unit, the second clamping unit clamps the top face of the wind power base, and then the bottom face of the wind power base is machined. The third clamping unit clamps the wind power base which is obliquely arranged, and then the back face and the inner side face of the bottom of the wind power base are machined. The tool is simple in structure and convenient and rapid to install, and the overall machining efficiency of parts is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a large -scale wind power casting full sequence processing general frock clamp belongs to wind power casting processing technical field. BACKGROUND

[0002] Large offshore wind power base class casting product is the important spare part of wind power generator, and its production quality and efficiency will directly influence the whole machine assembly quality and efficiency of wind power generator, so the processing of this kind of spare part is an important link in the production of fan, currently, many wind power base class spare parts adopt the mode of gantry type boring and milling machine combination, need to carry out multiple clamping and change different frock in the middle process, but because the rack appearance size is bigger, the size of corresponding frock clamp is also bigger, makes the processing auxiliary period is longer, influences the processing efficiency. SUMMARY

[0003] The utility model provides a large -scale wind power casting full sequence processing general frock clamp for above -mentioned prior art, simple structure, easy and fast installation, improve the overall processing efficiency of wind power base.

[0004] The utility model discloses the technical scheme that solves above -mentioned problem adopts: a large -scale wind power casting full sequence processing general frock clamp, including the bottom plate, be provided with big inclined pad unit on the bottom plate, be equipped with clamping mechanism on big inclined pad unit, the clamping mechanism includes a plurality of clamping units: first clamping unit, second clamping unit and third clamping unit, the clamping unit is alternately arranged on big inclined pad unit, when the first clamping unit is installed in big inclined pad unit, the first clamping unit clamps wind power base bottom, and then processes wind power base top surface, when the second clamping unit is installed in big inclined pad unit, the second clamping unit clamps wind power base top surface, and then processes wind power base bottom surface, the third clamping unit clamps the wind power base of inclined arrangement, and then processes wind power base bottom back and inside surface.

[0005] Big inclined pad unit includes big inclined pad group and big inclined pad group', big inclined pad group includes two symmetrical arrangement big inclined pad, big inclined pad group' includes two symmetrical arrangement big inclined pad', the inclination angle of big inclined pad and same side big inclined pad' is on same oblique line, and the inclination angle of oblique line matches the inclination angle of wind power base bottom.

[0006] The first clamping unit comprises first anti-rotation limiting seats, the top surfaces of the large inclined pads and the large inclined pads' are respectively provided with two pairs of symmetrically arranged first anti-rotation limiting seats, the bottom surface of the wind power base is supported on the large inclined pad group and the large inclined pad group', and the wind power base is arranged between the two first anti-rotation limiting seats, a first anti-rotation bolt is arranged in the first anti-rotation limiting seat, the first anti-rotation bolt is tightened, so that the first anti-rotation bolt abuts against the side surface of the wind power base; the top surfaces of the large inclined pads and the large inclined pads' are further provided with vertically arranged first double-headed studs and first balance columns, the first double-headed studs are provided with first pressing plates, one end of the first pressing plate is pressed on the wind power base, and the other end of the first pressing plate is arranged on the top of the first balance column, so that the first pressing plate presses the bottom of the wind power base.

[0007] The second clamping unit comprises second positioning sleeves and second double-headed studs, the second positioning sleeves and the second double-headed studs are arranged on the top surfaces of the large inclined pads and the large inclined pads', a plurality of second positioning bolts are arranged on the wind power base, and the second positioning sleeves correspond to the second positioning bolts; the top surface of the wind power base is supported on the large inclined pads and the large inclined pads', the second positioning bolts are arranged in the corresponding second positioning sleeves, and the wind power base is positioned; the second double-headed studs are provided with second pressing plates, one end of the second pressing plate abuts against the wind power base, and the other end of the second pressing plate is arranged on the top of the second balance column, so that the second pressing plate presses the top of the wind power base.

[0008] The third clamping unit comprises a small inclined pad unit, the small inclined pad unit comprises a small inclined pad group and a small inclined pad group', the small inclined pad group comprises two symmetrically arranged small inclined pads, the small inclined pad group' comprises two symmetrically arranged small inclined pads', the small inclined pads are arranged on the top surface of the large inclined pad', and the small inclined pads' are arranged on the top surface of the large inclined pad, so that the top surfaces of the small inclined pads and the small inclined pads' are arranged on the same plane; the top surfaces of the small inclined pads and the small inclined pads' are respectively provided with third positioning sleeves, the wind power base is provided with third positioning bolts, and the third positioning bolts correspond to the third positioning sleeves; the top surface of the wind power base is supported on the small inclined pads and the small inclined pads', the third positioning bolts are arranged in the third positioning sleeves, vertically arranged third double-headed studs and third balance columns are arranged on the large inclined pads and the large inclined pads', the third double-headed studs are provided with third pressing plates, one end of the third pressing plate abuts against the wind power base, and the other end of the third pressing plate is arranged on the top of the third balance column, so that the third pressing plate presses the top of the wind power base.

[0009] Compared with the prior art, the utility model has the advantages that a large wind power casting full-sequence processing general tool clamp takes the bottom plate and the large inclined pad unit as the base, only needs to replace the first clamping unit, the second clamping unit and the third clamping unit, makes the clamping units alternately work, and can complete the machining content of all processes of the workpiece. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is a schematic view of a large wind power casting full sequence processing universal tool fixture (the first clamping mechanism) of the embodiment of the utility model;

[0011] Figure 2 It is a three-dimensional view of the wind power base bottom surface support to the first clamping mechanism;

[0012] Figure 3 It is a front view of Figure 2 ;

[0013] Figure 4 It is a schematic view of a large wind power casting full sequence processing universal tool fixture (the second clamping mechanism) of the embodiment of the utility model;

[0014] Figure 5 It is a three-dimensional view of the wind power base top surface support to the second clamping mechanism;

[0015] Figure 6 It is a schematic view of a large wind power casting full sequence processing universal tool fixture (the third clamping mechanism) of the embodiment of the utility model;

[0016] Figure 7 It is a three-dimensional view of the wind power base top surface support to the third clamping mechanism;

[0017] In the drawing, 1 is a bottom plate, 2 is a large inclined pad, 3 is a large inclined pad', 4 is a first balance column, 5 is a first double-headed stud, 6 is a first pressing plate, 7 is a first anti-rotation limiting seat, 8 is a second positioning sleeve, 9 is a second balance column, 10 is a second pressing plate, 11 is a small inclined pad, 12 is a small inclined pad', 13 is a third positioning sleeve, 14 is a third balance column, 15 is a third double-headed stud, and 16 is a third pressing plate. Specific implementation

[0018] The utility model will be further described in detail below in combination with the embodiment of the accompanying drawings.

[0019] The large wind power casting full sequence processing universal fixture clamp in the embodiment comprises a bottom plate 1, a large inclined pad unit is arranged on the bottom plate 1, a clamping mechanism is arranged on the large inclined pad unit, the clamping mechanism comprises three clamping units: a first clamping unit, a second clamping unit and a third clamping unit, the clamping units are alternately arranged on the large inclined pad unit, when the first clamping unit is installed on the large inclined pad unit, the first clamping unit clamps the bottom of the wind power base, and then the top surface of the wind power base is processed. When the second clamping unit is installed on the large inclined pad unit after the first clamping unit is removed, the second clamping unit clamps the top of the wind power base, and then the bottom end surface of the wind power base is processed. When the third clamping unit is installed on the large inclined pad unit after the second clamping unit is removed, the third clamping unit clamps the wind power base arranged in an inclined manner, and then the bottom back surface and the inner side surface of the wind power base are processed. The processing of the wind power base is completed by replacing the clamping units, the clamping unit structure is simple and small, and the clamping unit is convenient to assemble and disassemble.

[0020] As shown in Figure 1 , 2 , the large inclined pad unit comprises a large inclined pad group and a large inclined pad group', the large inclined pad group comprises two symmetrically arranged large inclined pads 2, the large inclined pad group' comprises two symmetrically arranged large inclined pads' 3, the inclination angles of the large inclined pads 2 and the large inclined pads' 3 on the same side are the same oblique lines, and the inclination angles of the oblique lines match the inclination angle of the bottom of the wind power base.

[0021] The first clamping unit comprises a first anti-rotation limiting seat 7, two symmetrically arranged first anti-rotation limiting seats 7 are arranged on the top surfaces of the large inclined pads 2 and the large inclined pads' 3 respectively, the bottom surface of the wind power base is supported on the large inclined pad group and the large inclined pad group', and the wind power base is arranged between the two first anti-rotation limiting seats, a horizontally arranged first anti-rotation bolt is rotatably arranged in the first anti-rotation limiting seat, the first anti-rotation bolt is tightened to abut against the side surface of the wind power base, so that the wind power base is prevented from moving left and right, and the first anti-rotation bolt is loosened to move away from the side surface of the wind power base. The top surfaces of the large inclined pads and the large inclined pads' are further provided with a vertically arranged first double-headed stud 5 and a first balance column 4, the first double-headed stud 5 is provided with a first pressing plate 6, one end of the first pressing plate 6 is pressed against the wind power base, the other end of the first pressing plate 6 is arranged on the top of the first balance column 4, and then a first nut is rotatably arranged on the top of the first double-headed stud 5, the first nut is rotated to abut against the top surface of the first pressing plate, and then the first pressing plate presses the bottom of the wind power base.

[0022] As shown in Figure 4 , 5As shown, the second clamping unit comprises a second positioning sleeve 8 and a second stud bolt, and the second positioning sleeve 8 and the second stud bolt are arranged on the top surface of the large inclined pad and the large inclined pad', respectively. A plurality of second positioning bolts are vertically arranged on the wind power base, and the second positioning sleeve 8 corresponds to the second positioning bolt. The top surface of the wind power base is supported on the large inclined pad and the large inclined pad', and the second positioning bolt is arranged in the corresponding second positioning sleeve, thereby positioning the wind power base. The second stud bolt is provided with a second pressing plate 10, one end of the second pressing plate 10 is pressed on the wind power base, and the top surface of the large inclined pad and the large inclined pad' is further provided with a second balance column 9, the other end of the second pressing plate 10 is arranged on the top of the second balance column 9, and then a second nut is arranged on the top of the second stud bolt, and the second nut is rotated to make the second nut abut against the top surface of the second pressing plate 10, thereby pressing the top of the wind power base.

[0023] As shown in Figure 6 , 7 As shown, the third clamping unit comprises a small inclined pad unit, and the small inclined pad unit comprises a small inclined pad group and a small inclined pad group', the small inclined pad group comprises two symmetrically arranged small inclined pads 11, the small inclined pad group' comprises two symmetrically arranged small inclined pads' 12, the small inclined pad 11 is arranged on the top surface of the large inclined pad' 3, and the small inclined pad' 12 is arranged on the large inclined pad 2, so that the top surface of the small inclined pad 11 and the small inclined pad' 12 are arranged on the same plane. The top surface of the small inclined pad 11 and the small inclined pad' 12 is provided with a third positioning sleeve 13, and a plurality of third positioning bolts are vertically arranged on the wind power base, and the third positioning sleeve 13 corresponds to the third positioning bolt. The top surface of the wind power base supports the small inclined pad 11 and the small inclined pad' 12, so that the wind power base is arranged in an inclined manner. The third positioning bolt is arranged in the corresponding third positioning sleeve 13, thereby positioning the wind power base. The large inclined pad and the large inclined pad' are respectively provided with a third stud bolt 15 and a third balance column 14 arranged in a vertical manner, the third stud bolt 15 is provided with a third pressing plate 16, one end of the third pressing plate 16 is pressed on the wind power base, the other end of the third pressing plate 16 is arranged on the top of the third balance column 14, and then a third nut is arranged on the top of the third stud bolt 15, and the third nut is rotated to make the third nut abut against the top surface of the third pressing plate, thereby pressing the top of the wind power base.

[0024] The present application takes the bottom plate and the large inclined pad unit as the base, and only needs to replace the first clamping unit, the second clamping unit and the third clamping unit, so that the clamping units can be alternately operated, and the machining content of all processes of the workpiece can be completed. The present application has the advantages of simple structure, convenient and fast installation, and effectively improving the overall machining efficiency of the parts.

[0025] In addition to the above-mentioned embodiments, the utility model also includes other implementation manners, and any technical scheme formed by equivalent transformation or equivalent replacement shall fall within the protection scope of the utility model claim.

Claims

1. A general tooling fixture for full sequential machining of large wind power castings, characterized by: The utility model provides a wind power base processing device, including bottom plate, big inclined pad unit is arranged on the bottom plate, clamping mechanism is equipped on the big inclined pad unit, the clamping mechanism includes a plurality of clamping units: first clamping unit, second clamping unit and third clamping unit, the clamping unit is alternately arranged on big inclined pad unit, when the first clamping unit is installed to big inclined pad unit, the first clamping unit clamps wind power base bottom, and then the wind power base top surface is processed, when the second clamping unit is installed to big inclined pad unit, the second clamping unit clamps wind power base top surface, and then the wind power base bottom surface is processed, the third clamping unit clamps the wind power base of inclined arrangement, and then the wind power base bottom back and inside are processed.

2. The full sequence machining universal fixture clamp for large wind power castings according to claim 1, characterized in that: The big inclined pad unit includes a big inclined pad group and a big inclined pad group', the big inclined pad group includes two symmetrically arranged big inclined pads, the big inclined pad group' includes two symmetrically arranged big inclined pads', the inclination angles of the big inclined pad and the same side big inclined pad' are on the same oblique line, and the inclination angle of the oblique line matches the inclination angle of the wind power base bottom.

3. The full sequence machining universal fixture clamp for large wind power castings according to claim 2, characterized in that: The first clamping unit includes a first anti-rotation limiting seat, the top surfaces of the big inclined pad and the big inclined pad' are respectively provided with two symmetrically arranged first anti-rotation limiting seats, the wind power base bottom surface is supported on the big inclined pad group and the big inclined pad group', and the wind power base is arranged between the two first anti-rotation limiting seats, a first anti-rotation bolt is rotatably arranged in the first anti-rotation limiting seat, the first anti-rotation bolt is tightened to abut against the side surface of the wind power base, the top surfaces of the big inclined pad and the big inclined pad' are further provided with a first double-headed stud and a first balance column arranged vertically, the first double-headed stud is provided with a first pressing plate, one end of the first pressing plate is pressed against the wind power base, and the other end of the first pressing plate is arranged on the top of the first balance column to press the wind power base bottom.

4. The full sequence machining universal fixture clamp for large wind power castings according to claim 2, characterized in that: The second clamping unit includes a second positioning sleeve and a second double-headed stud, the second positioning sleeve and the second double-headed stud are respectively arranged on the top surfaces of the big inclined pad and the big inclined pad', a plurality of second positioning bolts are arranged on the wind power base, and the second positioning sleeve corresponds to the second positioning bolt, the top surface of the wind power base is supported on the big inclined pad and the big inclined pad', the second positioning bolt is arranged in the corresponding second positioning sleeve to position the wind power base, the second double-headed stud is provided with a second pressing plate, one end of the second pressing plate abuts against the wind power base, and the other end of the second pressing plate is arranged on the top of a second balance column to press the wind power base top.

5. The full sequence machining universal fixture clamp for large wind power castings according to claim 2, characterized in that: The third clamping unit comprises a small inclined pad unit, the small inclined pad unit comprises a small inclined pad group and a small inclined pad group', the small inclined pad group comprises two symmetrically arranged small inclined pads, the small inclined pad group' comprises two symmetrically arranged small inclined pads', the small inclined pad is arranged on the top surface of the large inclined pad', and the small inclined pad' is arranged on the top surface of the large inclined pad, so that the top surfaces of the small inclined pad and the small inclined pad' are arranged on the same plane; the top surfaces of the small inclined pad and the small inclined pad' are respectively provided with third positioning sleeves, the wind power base is provided with third positioning bolts, the third positioning bolts correspond to the third positioning sleeves; the top surface of the wind power base is supported on the small inclined pad and the small inclined pad', the third positioning bolts are arranged in the third positioning sleeves, the large inclined pad and the large inclined pad' are respectively provided with vertically arranged third double-headed studs and third balance columns, the third double-headed studs are provided with third pressing plates, one end of the third pressing plate abuts against the wind power base, and the other end of the third pressing plate is arranged on the top of the third balance column, so that the third pressing plate presses the top of the wind power base.

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