CN215952437U

CN215952437U - Wind-powered electricity generation gear box planet carrier hole detects instrument

Info

Publication number: CN215952437U
Application number: CN202122214372.2U
Authority: CN
Inventors: 丁军; 吴晓冬
Original assignee: Wuxi Dingyi Heavy Industry Manufacturing Co ltd
Current assignee: Wuxi Dingyi Heavy Industry Manufacturing Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-04
Anticipated expiration: 2031-09-14

Abstract

A detection tool for an inner hole of a planet carrier of a wind power gear box comprises a machine base, wherein a lifting frame is connected with one side of the top of the machine base through a bolt, the lifting frame is connected with a frame column in a penetrating and inserting way, one end of the frame column, which is opposite to the machine base, is connected with a detection frame in a welding way, one side of the detection frame, which is far away from the frame column, is welded and connected with a detection column, the middle section of the detection column is provided with a detection block, a detection groove is arranged on the inner wall of one side of the machine base opposite to the detection frame, a middle shaft lever is welded and connected at the center of the inner wall of the detection groove, the inner wall of the detection groove opposite to the detection column is connected with a spring telescopic rod through a bolt, a special matched detection frame is designed according to inner holes with different diameters, and then conveniently replace artifical quick detecting it, also can carry out the hole location to the planet carrier through the well axostylus axostyle and the spring telescopic link that detect the inslot simultaneously, and then can be more accurate carry out the hole and detect.

Description

Wind-powered electricity generation gear box planet carrier hole detects instrument

Technical Field

The utility model relates to the technical field of wind power generation equipment, in particular to a detection tool for an inner hole of a planet carrier of a wind power gear box.

Background

The planet carrier is a main component of a planetary gear box device, and the reasonable structure of the planet carrier is light in weight, good in rigidity, convenient to process and assemble, and widely used in the gear box of wind power generation at present.

At present, the quality of the inner hole of the planet carrier needs to be detected in the process of producing the planet carrier, the existing detection mode is that the cylinder which is manually held and is suitable for specification is inserted into the inner hole for inspection, the detection mode is not only complicated and low in efficiency, but also can only detect whether the diameter of the inner hole is qualified, the error of manual detection is large, the detection quality is greatly influenced, meanwhile, if the convex thorn exists in the inner hole of the planet carrier, the manual detection cannot be carried out, and therefore, the great hidden danger exists in the subsequent use process.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the detection of the inner hole of the existing planet carrier is mostly manual detection, and the detection error is also large when the efficiency is low.

The technical scheme adopted by the utility model for solving the technical problem is as follows: a wind-powered electricity generation gear box planet carrier hole detects instrument, it includes: the frame, frame top one side bolted connection has the crane, the crane runs through the grafting and is connected with the frame post, the relative frame's of frame post one end welded connection has the test rack, one side welded connection that the frame post was kept away from to the test rack has the detection post, it is equipped with the detection piece to detect the post middle section, the relative test rack's of frame one side inner wall has been seted up and has been detected the groove, detect groove inner wall center welded connection has well axostylus axostyle, the relative inner wall bolted connection who detects the post in groove has the spring telescopic link.

As a preferred technical scheme of the utility model, the base is provided with a planet carrier groove close to the outer side of the opening of the detection groove, and the inner wall of the base close to the planet carrier groove is embedded with a fixed magnet, so that the detection planet carrier can be conveniently and quickly replaced, and the detection can be carried out efficiently by replacing manpower.

According to a preferred technical scheme, one end, far away from the detection rack, of the rack post penetrates through and is connected with a limiting plate in a sliding mode, a limiting spring is connected between one side, close to an inner groove of the rack post, of the limiting plate and the inner wall of the limiting plate in a welding mode, fixing grooves are formed in the limiting plate and the lifting rack, fixing rods are connected in the fixing grooves in an inserting mode, fast replacement and positioning of different detection racks are facilitated, and detection efficiency is improved.

As a preferred technical scheme of the utility model, the inner side of the detection column close to the detection block is welded with a detection center column, and the inner wall of the detection center column is provided with a sensing column, so that the detection is more comprehensive and accurate, and the reject ratio of the planet carrier is reduced.

As a preferred technical scheme of the utility model, the side wall of the detection center pillar is penetrated and slidably connected with a slide rod, the slide rod is welded and connected with one side of the inner arc of the detection block, one end of the slide rod, which is close to the inner groove of the detection center pillar, is connected with a contact block through a bolt, a contact spring is welded and connected between one side of the contact block, which is opposite to the inner arc of the detection block, and the contact spring is connected with the slide rod in a sleeved mode, so that the flatness of the inner hole can be rapidly detected, and the subsequent use safety is further ensured.

The utility model has the following advantages:

the detection frame specially matched is designed according to the inner holes with different diameters, so that manual work can be conveniently and quickly replaced, meanwhile, the inner hole of the planet carrier can be positioned through the middle shaft rod and the spring telescopic rod in the detection groove, and the inner hole detection can be more accurately carried out; through the resilience of the detection block on the detection column, the inner wall of the inner hole can be timely detected through the sensing column when uneven conditions such as convex blocks and thorns exist, and further the potential safety hazard of subsequent use is reduced.

Drawings

FIG. 1 is a schematic cross-sectional front view of a preferred embodiment of the present invention;

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is a top sectional view of a test column according to a preferred embodiment of the present invention.

Description of reference numerals: 1. a machine base; 2. a lifting frame; 3. a frame column; 4. a detection frame; 5. a detection column; 6. a detection block; 7. a detection tank; 8. a middle shaft lever; 9. a spring telescopic rod; 10. a planet carrier groove; 11. fixing a magnet; 12. a limiting plate; 13. a limiting spring; 14. fixing grooves; 15. fixing the rod; 16. detecting the middle column; 17. a sensing column; 18. a slide bar; 19. a contact block; 20. contacting the spring.

Detailed Description

The technical scheme of the utility model is clearly and completely described in the following with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model will be further explained with reference to the drawings.

Referring to fig. 1-3, a tool for detecting an inner hole of a planet carrier of a wind power gearbox includes: frame 1, 1 top one side bolted connection of frame has crane 2, crane 2 runs through the grafting and is connected with frame post 3, the relative frame 1's of frame post one end welded connection has test stand 4, test stand 4 through different specifications and then conveniently carry out high efficiency's detection to different planet carriers, one side welded connection that test stand 4 kept away from frame post 3 has test post 5, 5 middle sections of test post are equipped with detects piece 6, frame 1 one side inner wall of detecting frame 4 relatively has seted up detection groove 7, detect 7 inner wall center welded connection in groove have well axostylus axostyle 8, the relative inner wall bolted connection who detects post 5 in detection groove 7 has spring telescopic link 9, it is fixed to the location of planet carrier through well axostylus axostyle 8 and spring telescopic link 9, and then make the detection more accurate and high-efficient.

Wherein, it has slide bar 18 to detect piece 6 inner arc one side welded connection, the one end bolted connection that slide bar 18 kept away from detecting piece 6 has contact piece 19, slide bar 18 runs through and sliding connection has detection center pillar 16, contact piece 19 and the relative one side welded connection of detecting piece 6 have contact spring 20, kick-back through contact spring 20, and then when detecting post 5 when inserting the planet carrier hole, the hole inner wall is if there is the bump protruding thorn, can slide and then make contact piece 19 can be timely carry out the sensing report through detecting piece 6 and slide bar 18, and then reduce the probability that later stage use takes place the risk, it locates detection center pillar 5 middle section to detect center pillar 16 welding, it is equipped with sensing post 17 to detect center pillar 16 inner wall, can in time detect whether the hole inner wall levels, and then reduce the emergence of safe in utilization problem, guarantee safety.

Wherein, cell wall welded connection has spacing spring 13 in 3 top one ends of frame post, spacing spring 13 other end welded connection has limiting plate 12, limiting plate 12 runs through and sliding connection with frame post 3, fixed slot 14 has all been seted up with crane 2 to limiting plate 12, run through and the grafting is connected with dead lever 15 in the fixed slot 14, make the detection frame 4 of frame post 3 and different models more convenient change through limiting plate 12, simultaneously through fixed slot 14 and dead lever 15 fixed, also can provide the effect of location simultaneously, and then more conveniently carry out the detection of hole.

Wherein, frame 1 is close to and detects 7 opening outsides in groove and has seted up planet carrier groove 10, and planet carrier groove 10 inner wall has inlayed fixed magnetite 11, makes the change that carries out the planet carrier convenient and fast more when detecting through fixed magnetite 11, and then is fit for more batched short-term test, and then has promoted detection efficiency.

The working principle is as follows: during detection, firstly, a planet carrier is placed in a planet carrier groove 10, a middle shaft hole of the planet carrier is sleeved on a middle shaft rod 8, an inner hole is sleeved on the outer side of a spring telescopic rod 9, then the planet carrier is adsorbed and fixed through a fixed magnet 11, then a matched detection frame 4 (the matched detection frame 4 is distinguished by manufacturing detection columns 5 with different sizes according to planet carriers with different models) is installed according to the model and the size of the inner hole of actual production, then a frame column 3 is inserted into the mounting plate position of a lifting frame 2 in a penetrating way, after a limiting plate 12 penetrates through the lifting frame 2, the detection frame 4 is popped out through a limiting spring 13 to rebound for limiting, then the detection frame 4 is rotated to align the fixing grooves 14 on two sides, then a fixing rod 15 is inserted to complete fixing, the detection column 5 is also positioned, then the lifting frame 2 drives the detection frame 4 to move downwards to a detection groove 7, and then the detection column 5 is inserted into the inner hole, meanwhile, the detection column 5 also pushes the spring telescopic rod 9 downwards to enable the spring telescopic rod to contract, then the detection column 5 completely penetrates through to judge that the size is qualified, when the inner part of the inner hole is not smooth enough, the detection block 6 is extruded by the inner wall convex block, then the detection block 6 is extruded inwards, and slides inwards on the detection center column 16 through the sliding rod 18, then the contact block 19 is released to a contact point on the sensing column 17, further information is sent to the control module and the computer and then is processed timely, the position of a bad inner hole can be determined according to the feedback of the contact point on the sensing column 17 of the detection block, subsequent rework is facilitated, after the detection column 5 is pulled out, the detection block 6 is reset through the rebound of the contact spring 20, meanwhile, the spring telescopic rod 9 rebounds along with the rebound, and then the planet carrier is taken down to place a new planet carrier needing to be detected, so that batch, rapid and efficient detection can be completed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Other parts of the utility model not described in detail are prior art and are not described in detail herein.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a wind-powered electricity generation gear box planet carrier hole detects instrument which characterized in that includes: frame (1), frame (1) top one side bolted connection has crane (2), crane (2) run through the grafting and are connected with frame post (3), the one end welded connection of frame post (3) relative frame (1) has test stand (4), one side welded connection that frame post (3) were kept away from in test stand (4) has detection post (5), it is equipped with detection piece (6) to detect post (5) middle section, frame (1) one side inner wall of detecting frame (4) relatively has been seted up and has been detected groove (7), detect groove (7) inner wall center welded connection has well axostylus axostyle (8), the inner wall bolted connection who detects post (5) relatively in groove (7) has spring telescopic link (9).

2. The tool for detecting the inner hole of the planet carrier of the wind power gear box is characterized in that a planet carrier groove (10) is formed in the outer side, close to the opening of the detection groove (7), of the machine base (1), and a fixed magnet (11) is embedded in the inner wall, close to the planet carrier groove (10), of the machine base (1).

3. The tool for detecting the inner hole of the planet carrier of the wind power gear box is characterized in that one end, far away from the detection frame (4), of the frame column (3) is penetrated and connected with a limiting plate (12) in a sliding mode, a limiting spring (13) is connected between one side, close to the inner groove of the frame column (3), of the limiting plate (12) and the inner wall of the limiting plate in a welding mode, fixing grooves (14) are formed in the limiting plate (12) and the lifting frame (2), and fixing rods (15) are connected in the fixing grooves (14) in an inserting mode.

4. The tool for detecting the inner hole of the planet carrier of the wind power gearbox is characterized in that a detection center pillar (16) is welded on the inner side, close to the detection block (6), of the detection column (5), and a sensing column (17) is arranged on the inner wall of the detection center pillar (16).

5. The tool for detecting the inner hole of the planet carrier of the wind power gearbox is characterized in that a sliding rod (18) penetrates through the side wall of the detection center pillar (16) and is connected in a sliding mode, the sliding rod (18) is connected with one side of the inner arc of the detection block (6) in a welding mode, one end, close to the inner groove of the detection center pillar (16), of the sliding rod (18) is connected with a contact block (19) through a bolt, a contact spring (20) is connected between the contact block (19) and one side of the inner arc of the detection block (6) in a welding mode, and the contact spring (20) is connected with the sliding rod (18) in a sleeved mode.