阅读说明：本技术 一种贯流式水轮发电机齿压条焊接位置检测工装工具 (Tool for detecting welding position of through-flow type hydraulic generator tooth pressure bar ) 是由 刘尚斌 杜永平 张越 张连勇 于 2020-12-16 设计创作，主要内容包括：本发明属于水轮发电机技术领域,特别是涉及一种贯流式水轮发电机齿压条焊接位置检测工装工具,其包括一种贯流式水轮发电机齿压条焊接位置检测工装工具,定位检测样棒包括定位检测样棒上半部、定位检测样棒下半部、用于检测齿压条的径向位置的挡板,挡板与定位检测样棒之间相互固定连接、用于手持的定位检测样棒把手。本发明提供了一种结构简单、操作方便、实用性强的齿压条位置检测工装工具,在定子铁芯叠片前需要对齿压条位置进行检测,以保证后续发电机定子线圈的顺利安装。(The invention belongs to the technical field of hydraulic generators, and particularly relates to a through-flow hydraulic generator tooth pressure bar welding position detection tool, which comprises a through-flow hydraulic generator tooth pressure bar welding position detection tool. The invention provides a tooth pressure strip position detection tool with simple structure, convenient operation and strong practicability, which needs to detect the tooth pressure strip position before lamination of a stator core so as to ensure the smooth installation of a subsequent generator stator coil.)

1. The utility model provides a through-flow hydraulic generator tooth depression bar welding position detects frock instrument, includes location detection appearance stick (1), its characterized in that: the utility model discloses a gear press bar, including the radial position baffle (4) that the location detected first (2) of appearance stick, location detection appearance stick lower half (3), was used for handheld location detection appearance stick handle (5) and was used for detecting tooth layering (7) of location detection appearance stick (1), baffle (4) and location detection appearance stick (1) between mutual fixed connection, location detection appearance stick first (2) and location detection appearance stick lower half (3) fixed connection.

2. The through-flow hydraulic generator tooth pressure bar welding position detection tool according to claim 1, characterized in that: the lower half part (3) of the positioning detection sample rod is fixed at one end of the handle (5) of the positioning detection sample rod in a welding mode, and the lower bottom surfaces of the lower half part (3) of the positioning detection sample rod and the handle (5) of the positioning detection sample rod are flush.

3. The through-flow hydraulic generator tooth pressure bar welding position detection tool according to claim 1, characterized in that: the baffle (4) is fixed at the welding seam between the lower half part (3) of the positioning detection sample rod and the handle (5) of the positioning detection sample rod in a welding mode.

4. The through-flow hydraulic generator tooth pressure bar welding position detection tool according to claim 1, characterized in that: the first half (2) of the positioning detection sample rod is fixed in the lower half (3) of the positioning detection sample rod in a welding mode, and the two ends of the first half (2) of the positioning detection sample rod and the lower half (3) of the positioning detection sample rod are aligned.

Technical Field

The invention belongs to the technical field of hydraulic generators, and particularly relates to a tool for detecting the welding position of a through-flow hydraulic generator tooth pressure bar.

Background

In the stator component of the hydraulic generator, a stator core is a main magnetic circuit of a stator and is also a mounting and fixing component of a stator coil, the stator core is formed by laminating each stator segmental punching, each stator segmental punching is punched with a plurality of grooves with the same shape, the stator coil is mounted in each groove after the stator cores are laminated, the upper end and the lower end of each groove of the whole core are supported and pressed by a tooth pressing strip, in the structural design process of the stator core, the deviation between the central line of each installed tooth pressing strip and the center of the groove tooth of the stator core is required to be not more than 1mm, if the deviation between the installation position of the tooth pressing strip and the groove tooth of the stator core is large, the installation of the stator coil in the groove is interfered, or the damage to the insulating layer on the outer surface of the stator coil is caused by scraping, therefore, the accuracy of the swing position of the tooth pressing strip is of the utmost importance, in order to meet the installation accuracy of the, if the deviation is too large, the adjustment can be carried out in advance, and the subsequent installation of the stator coil is prevented from being influenced.

Therefore, a tool for detecting the welding position of the through-flow type hydraulic generator tooth pressure bar is needed to solve the problems.

Disclosure of Invention

Aiming at the problems, the invention provides a tool for detecting the welding position of the tooth pressure bar of the through-flow hydraulic generator, which has the advantages of simple structure, convenient operation and strong practicability, and the position of the tooth pressure bar needs to be detected before lamination of a stator core so as to ensure the smooth installation of a stator coil of a subsequent generator.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a through-flow hydraulic generator tooth depression bar welding position detects frock instrument, includes the location and detects the sample stick, the location detects the sample stick including first, location detection sample stick lower half, be used for handheld location detection sample stick handle and the baffle that is used for detecting the radial position of tooth depression bar of location detection sample stick, mutual fixed connection between baffle and the location detection sample stick, first and location detection sample stick lower half fixed connection of location detection sample stick.

Furthermore, the lower half part of the positioning detection sample rod is fixed at one end of the positioning detection sample rod handle in a welding mode, and the lower half part of the positioning detection sample rod is flush with the lower bottom surfaces of the positioning detection sample rod handle and the positioning detection sample rod handle.

Further, the baffle is fixed in the welding seam department that detects the sample stick lower half and the mutual welding of location detection sample stick handle through the welded mode.

Furthermore, the upper half part of the positioning detection sample rod is fixed in the lower half part of the positioning detection sample rod in a welding mode, and the two ends of the upper half part of the positioning detection sample rod and the two ends of the lower half part of the positioning detection sample rod are aligned.

The invention has the advantages that: the invention provides a tool for detecting the welding position of a tooth pressure bar of a through-flow hydraulic generator, wherein a positioning detection sample rod comprises an upper half part of the positioning detection sample rod, a lower half part of the positioning detection sample rod and a baffle plate for detecting the radial position of the tooth pressure bar, the baffle plate and the positioning detection sample rod are fixedly connected with each other and are used for a handheld handle of the positioning detection sample rod.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a method of using the present invention;

wherein:

1. positioning a detection sample rod; 2. Positioning the upper half part of the detection sample rod; 3. Positioning the lower half part of the detection sample rod;

4. a baffle plate; 5. Positioning a detection sample rod handle; 6. A stator core;

7. tooth pressing strips; 8. A stator frame; 9. A stator frame lower ring plate;

10. the outer circle side; 11. The inner circle side; 12. And the bottom of the stator core slot.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly specified or limited, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, 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 relative importance, and the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

Example 1:

fig. 1 is a schematic structural diagram of the present invention, fig. 2 is a schematic use diagram of the present invention, and the positioning detection sample rod 1 includes a positioning detection sample rod upper half 2, a positioning detection sample rod lower half 3, and a baffle 4 for detecting the radial position of the rack pressing bar 7, and the baffle 4 and the positioning detection sample rod 1 are fixedly connected with each other and are used for a handheld positioning detection sample rod handle 5. First 2 welding of location detection appearance stick is in the recess of location detection appearance stick lower half 3, and the location detects first 2 of appearance stick and location detection appearance stick lower half 3 front and back both ends flush, detects 3 other end welding baffle 4 of appearance stick lower half in the location, and the left and right sides all has the welding, with location detection appearance stick 1 welding together, the baffle 4 of both sides will keep the level, and baffle 4 surface is smooth not to have protruding, the relevant foreign matter of granule.

The working mode is as follows: a stator base lower ring plate 9 is arranged in an inner circle side 11 of a general hydraulic generator, a tooth pressing strip 7 is arranged on the stator base lower ring plate 9, a stator core 6 is pre-stacked on the tooth pressing strip 7, after the tooth pressing strip 7 is subjected to spot welding, a stator sector piece with the height of 30mm is pre-stacked at the upper end of the tooth pressing strip 7, then the inner diameter size and the whole circle waviness of the stator core 6 are adjusted to be qualified according to design drawing requirements, the whole circle of the stator core 6 is pressed by a pressing plate, the size of a stator core groove bottom 12 is prevented from changing during subsequent inspection, each groove of the stator core 6 is taken as a positioning reference, and a positioning detection sample bar 1 is arranged to check the accuracy of the installation position of each stator core groove bottom 12 corresponding to two adjacent tooth pressing strips 7. Firstly, inserting the upper half part 2 of a positioning detection sample rod into the bottom 12 of a stator iron core groove, radially jacking the bottom 12 of the stator iron core groove for positioning, inserting the lower half part 3 of the positioning detection sample rod into the middle position of two adjacent tooth pressing strips 7, and checking the distance and the concentricity between the tooth pressing strips 7. And secondly, when the positioning detection sample rod 1 is inserted into the bottom 12 of the stator core groove, detecting the radial position of the tooth pressing strip 7 by using the baffle 4 on the positioning detection sample rod 1 to ensure that the radial distance difference between the circular tooth pressing strip 7 and each groove tooth of the stator core 6 is consistent.

The invention provides the tooth pressure strip position detection tool with simple structure, convenient operation and strong practicability, and the tooth pressure strip position detection tool has the advantages that the tooth pressure strip position needs to be detected before lamination of the stator core so as to ensure the smooth installation of the stator coil of the subsequent generator.

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 invention 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.