CN217572568U

CN217572568U - Rotary clamp capable of adjusting center distance for machining large fan blade

Info

Publication number: CN217572568U
Application number: CN202221164117.XU
Authority: CN
Inventors: 刘德良
Original assignee: Wuxi Aierfu Blade Co ltd
Current assignee: Wuxi Aierfu Blade Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-10-14
Anticipated expiration: 2032-05-13

Abstract

The utility model discloses a processing large-scale fan blade's centre-to-centre spacing's rotary fixture, be applicable to the processing of three thimbles of large-scale fan blade, it includes rotary chassis, accommodate the lead screw, seat is adjusted to first regulation seat and second, accommodate the lead screw and pass through the lead screw fixing base and install on rotary chassis with rotating, first regulation seat and second are adjusted the seat and all overlap and are located accommodate the lead screw on and both adopt positive and negative thread, and it is top to install first top and second on seat is adjusted to first regulation seat and second respectively, accommodate the lead screw's tip is provided with the handle hole of the operation of being convenient for. The rotary clamp capable of adjusting the center distance for machining the large fan blade is simple in structure and ingenious in design; and the comprehensive processing of different types of center distance blades can be realized, the operation is convenient, the universality is good, and the processing cost of the blades is reduced.

Description

Rotary clamp capable of adjusting center distance for machining large fan blade

Technical Field

The utility model belongs to large-scale fan blade processing technology especially relates to a turning fixture who is applicable to the adjustable centre-to-centre spacing of three thimble processing large-scale fan blades.

Background

As is known, the blade is one of the core components of the wind driven generator, and accounts for about 15% -20% of the total cost of the wind driven generator, and the quality of the design and the processing of the blade directly relates to the performance and the benefit of the wind driven generator. The large fan blade needs to be clamped and positioned by a special customized clamp in the machining process, and the blade has various types and different geometric dimensions in comprehensive machining. If a special fixture tool is used, the cost is high, and the manufacturing period is long.

In conclusion, the existing clamp for the large fan blade has the defects of poor universality and high clamp input cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a turning jig of adjustable centre-to-centre spacing of processing large-scale fan blade to there is the poor problem that drops into with the input cost is big in the anchor clamps that are used for large-scale fan blade to process among the solution prior art.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a processing large-scale fan blade's centre-to-centre spacing's rotary fixture, its includes rotary chassis, accommodate the lead screw, first regulation seat and second regulation seat, wherein, accommodate the lead screw pass through the lead screw fixing base can install with rotating on rotary chassis, first regulation seat and second regulation seat all overlap and locate on accommodate the lead screw and both adopt positive and negative thread, just install first top and second top on first regulation seat and the second regulation seat respectively, accommodate the tip of lead screw and be provided with the handle hole of being convenient for operate.

Furthermore, a T-shaped groove is formed in the rotary chassis, T-shaped heads matched with the T-shaped groove are arranged at the bottoms of the first adjusting seat and the second adjusting seat, and the two adjusting seats are assembled in the T-shaped groove through the T-shaped heads.

Furthermore, an accommodating cavity is formed in the first adjusting seat, a limiting step is arranged in the middle of the first tip, a spiral spring is installed in the accommodating cavity, the bottom end of the first tip is tightly pressed on the spiral spring, a flange cover plate used for limiting the first tip is installed on the first adjusting seat, and a locking screw used for locking the position of the first tip is installed on the first adjusting seat.

Furthermore, an accommodating cavity is formed in the second adjusting seat, a limiting step is arranged in the middle of the second tip, a spiral spring is installed in the accommodating cavity, the bottom end of the second tip is tightly pressed on the spiral spring, a flange cover plate used for limiting the second tip is installed on the second adjusting seat, and a locking screw used for locking the position of the second tip is installed on the second adjusting seat.

Furthermore, the operation holes are inner hexagonal holes formed in two ends of the adjusting screw rod.

Furthermore, the operation hole is a through hole penetrating through two ends of the adjusting screw rod.

Furthermore, a plurality of U-shaped holes extending along the radial direction are formed in the periphery of the rotary chassis, and fixing bolts penetrate through the U-shaped holes to install the rotary chassis on the working platform.

Furthermore, the first adjusting seat and the second adjusting seat are both detachably and fixedly arranged on the rotary chassis through fixing screws.

The utility model has the advantages that compared with the prior art, the rotary fixture with adjustable center distance for processing the large fan blade has simple structure and ingenious design; and the comprehensive processing of different types of center distance blades can be realized, the operation is convenient, the universality is good, and the processing cost of the blades is reduced.

Drawings

Fig. 1 is a top view of a center-distance adjustable rotary jig for machining a large fan blade according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a center-distance adjustable rotary jig for machining a large fan blade according to an embodiment of the present invention;

fig. 3 is an assembly schematic diagram of a first tip of the center-distance adjustable rotary fixture for machining a large fan blade according to an embodiment of the present invention.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the drawings.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are illustrated in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, in the present embodiment, a rotary fixture with an adjustable center distance for processing a large fan blade includes a rotary chassis 1, an adjusting screw 2, a first adjusting seat 3 and a second adjusting seat 4, where the rotary chassis 1 is a circular structure, a plurality of radially extending U-shaped holes 5 are formed in the periphery of the rotary chassis 1, and a fixing bolt passes through the U-shaped holes 5 to mount the rotary chassis 1 on a working platform. The center of the rotary chassis 1 is fixedly provided with a screw rod fixing seat 6, the adjusting screw rod 2 can be rotatably assembled on the screw rod fixing seat 6 and is limited through a screw rod fixing plate 7, and two end faces of the adjusting screw rod 2 are provided with hexagonal inner holes 8 convenient to operate.

First regulation seat 3 and second regulation seat 4 homoenergetic fixed mounting on gyration chassis 1 with dismouting, T type groove has been seted up on the gyration chassis 1, the bottom setting of first regulation seat 3 and second regulation seat 4 and T type groove complex T type head 9, two regulation seats all assemble in T type inslot and lock through set screw through T type head 9, the screw thread that has positive and negative thread in the T type head 9 of first regulation seat 3 and second regulation seat 4, first regulation seat 3 and second regulation seat 4 all locate accommodate lead screw 2 through T type head 9 cover.

Install first top 10 and second top 11 on first regulation seat 3 and the second regulation seat 4 respectively, first top 10 is the same with the structure and the mounting structure of second top 11, only explain in detail here to the mounting structure of first top 10, set up holding chamber 12 on the first regulation seat 3, the middle part of first top 10 is provided with spacing step, install coil spring 13 in the holding chamber 12, the bottom of first top 10 compresses tightly on coil spring 13, install through set screw on the first regulation seat 3 and be used for the flange apron 14 spacing to first top 10, install on the first regulation seat 3 and be used for the dead locking screw 15 of the position lock of first top 10, locking screw 15 passes holding chamber 12 and tightly fixes first top 10 top.

When the center distance of the two centers needs to be adjusted, fixing screws between the first adjusting seat 3 and the second adjusting seat 4 and the rotary chassis 1 are loosened, then the adjusting handles are inserted into the hexagonal socket 8, the adjusting screw rod 2 is rotated, the adjusting screw rod 2 rotates to drive the two first adjusting seats 3 and the second adjusting seat 4 to move oppositely until a proper position is reached, the first adjusting seat 3 and the second adjusting seat 4 are fixed on the rotary chassis 1 again through the fixing screws, and the heights of the first center 10 and the second center 11 are adjusted through the locking screws 15 so as to adjust the levelness of the blade.

The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a processing large-scale fan blade's centre-to-centre spacing's rotary fixture which characterized in that, it includes rotary chassis, accommodate the lead screw, first regulation seat and second regulation seat, accommodate the lead screw can install with rotating through the lead screw fixing base on rotary chassis, first regulation seat and second regulation seat all overlap and locate on accommodate the lead screw and both adopt positive and negative thread, just install first top and second top on first regulation seat and the second regulation seat respectively, accommodate the tip of lead screw and be provided with the handle hole of being convenient for operate.

2. The rotating clamp with the adjustable center distance for machining the large fan blade according to claim 1, wherein a T-shaped groove is formed in the rotating base plate, T-shaped heads matched with the T-shaped groove are arranged at the bottoms of the first adjusting seat and the second adjusting seat, and the two adjusting seats are assembled in the T-shaped groove through the T-shaped heads.

3. The center-distance-adjustable rotary clamp for machining large fan blades according to claim 1, wherein a first adjusting seat is provided with a containing cavity, a limiting step is arranged in the middle of the first tip, a coil spring is installed in the containing cavity, the bottom end of the first tip is pressed against the coil spring, a flange cover plate for limiting the first tip is installed on the first adjusting seat, and a locking screw for locking the position of the first tip is installed on the first adjusting seat.

4. The rotating fixture with the adjustable center distance for machining the blades of the large fan according to claim 1, wherein a containing cavity is formed in the second adjusting seat, a limiting step is arranged in the middle of the second tip, a spiral spring is installed in the containing cavity, the bottom end of the second tip is pressed against the spiral spring, a flange cover plate used for limiting the second tip is installed on the second adjusting seat, and a locking screw used for locking the position of the second tip is installed on the second adjusting seat.

5. The center-distance-adjustable rotary clamp for machining large fan blades according to claim 1, wherein the operation holes are hexagonal socket holes formed in two ends of the adjusting screw rod.

6. The rotating fixture with the adjustable center distance for machining the large fan blade according to claim 1, wherein the operation hole is a through hole penetrating through two ends of the adjusting screw rod.

7. The rotating clamp with the adjustable center distance for machining the large fan blade according to claim 1, wherein a plurality of radially extending U-shaped holes are formed in the periphery of the rotating chassis, and fixing bolts penetrate through the U-shaped holes to install the rotating chassis on a working platform.

8. The turning clamp with the adjustable center distance for machining the large fan blade according to claim 1, wherein the first adjusting seat and the second adjusting seat are both detachably and fixedly installed on the turning chassis through fixing screws.