CN211331862U - Quick positioning auxiliary tool for box cover connecting nut - Google Patents
Quick positioning auxiliary tool for box cover connecting nut Download PDFInfo
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- CN211331862U CN211331862U CN201921441066.9U CN201921441066U CN211331862U CN 211331862 U CN211331862 U CN 211331862U CN 201921441066 U CN201921441066 U CN 201921441066U CN 211331862 U CN211331862 U CN 211331862U
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Abstract
The utility model discloses a case lid coupling nut fast positioning auxiliary tool, by length location strip, height location strip and two position locating pieces constitute, height location strip is fixed to be set up in one side of length location strip, two position locating pieces set up in the opposite side of length location strip and lie in the both ends of length location strip respectively, the distance between two position locating pieces is less than the length of length location strip, when placing this case lid coupling nut fast positioning auxiliary tool on the case lid, height location strip and two position locating pieces are by length, width two directions location need welded nut, can be quick find coordinate position, fix, and weld; has the advantages of convenient operation, small investment for manufacturing the auxiliary tool, and the like, and is a method worth popularizing.
Description
Technical Field
The utility model relates to a power transformer technical field and mechanical tool field especially relate to a quick positioning appurtenance of case lid coupling nut.
Background
With the continuous deepening of the policy of energy conservation and consumption reduction in China, the nation encourages the development of energy-saving and intelligent distribution transformers, and the demand of the distribution transformers accounts for 1/3 of the total amount of the transformers according to statistics and is in an increasing trend. The manufacturing speed of the connecting device of the oil-immersed distribution transformer box cover and the transformer body determines the production and manufacturing efficiency of the box cover. Especially, under the current situation that the total transformer profit is low and the labor cost is high, the manufacturing speed is accelerated by the aid of the utility model, the production efficiency is improved, and the processing cost is reduced, which is particularly important.
Generally, a conventional oil-immersed distribution transformer box cover and a transformer body are connected by two flat irons, and the two flat irons are fixed by bolts, so that the conventional oil-immersed distribution transformer box cover and the transformer body have the defects of infirm fixation, easy deflection of the transformer body and the like. Practice proves that the connecting device is improved into a mode that a nut is welded on a box cover, and the mode that a lifting screw rod is connected with a device body can improve the advantages of infirm fixation, improvement on production efficiency and the like. Because the requirement on the position of the nut on the box cover is accurate, the position error causes inaccurate connection, and the subsequent work is influenced. The mode of arranging the nuts on the box cover is shown in fig. 1, the inner surface of the box cover a is fixedly connected with two nuts b which are symmetrically arranged by taking a central line as a symmetry axis, the traditional method is to find a central point of the box cover a according to the size of a drawing, then find positioning points and marks of the nuts b by using a measuring tool marking mode according to the size of a vertical coordinate and a horizontal coordinate, and then weld the nuts b on the box cover a.
Accordingly, those skilled in the art have endeavored to develop a positioning aid capable of quickly aligning a coordinate position, fixing, and welding, and a method of making and using the same.
Disclosure of Invention
In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide a positioning auxiliary tool capable of quickly finding the coordinate position, fixing and welding.
In order to realize the above object, the utility model provides a case lid coupling nut fixes a position appurtenance fast, it comprises length location strip, height location strip and two position locating pieces, and height location strip is fixed to be set up one side of length location strip, two the position locating piece sets up the opposite side of length location strip just is located respectively the both ends of length location strip, two distance between the position locating piece is less than the length of length location strip.
The height positioning strips are provided with two and are respectively arranged at two ends of the length positioning strip.
The height positioning strip is a first equilateral right-angle iron, and the trend of the first equilateral right-angle iron is perpendicular to the length positioning strip.
The position positioning block is a second equilateral right-angle iron, and a right-angle edge of the second equilateral right-angle iron is fixedly connected with the surface of the length positioning strip.
The utility model has the advantages that: the utility model discloses a case lid coupling nut fast positioning appurtenance comprises length positioning strip, height positioning strip and two position locating pieces, height positioning strip is fixed to be set up in one side of length positioning strip, two position locating pieces set up in the opposite side of length positioning strip and lie in the both ends of length positioning strip respectively, the distance between two position locating pieces is less than the length of length positioning strip, when placing this case lid coupling nut fast positioning appurtenance on the case lid, height positioning strip and two position locating pieces are by length, width two directions location need welded nut, can be quick find coordinate position, fix, and weld; has the advantages of convenient operation, small investment for manufacturing the auxiliary tool, and the like, and is a method worth popularizing.
Drawings
FIG. 1 is a schematic view of a prior art cover;
FIG. 2 is a schematic front view of the structure of the present invention;
FIG. 3 is a schematic side view of the structure of the present invention;
fig. 4 is a schematic view of the usage of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, wherein it is noted that, in the description of the invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. 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 device or element referred to must have a particular orientation, be constructed and operated in a particular manner, and therefore should not be construed as limiting the present invention. The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 4, a quick positioning auxiliary tool for a box cover connecting nut is composed of a length positioning strip 1, a height positioning strip 2 and two position positioning blocks 3, wherein the height positioning strip 2 is fixedly arranged on one side of the length positioning strip 1, the two position positioning blocks 3 are arranged on the other side of the length positioning strip 1 and are respectively positioned at two ends of the length positioning strip 1, the distance between the two position positioning blocks 3 is smaller than the length of the length positioning strip 1, when the quick positioning auxiliary tool for the box cover connecting nut is placed on a box cover a, the height positioning strip 2 and the two position positioning blocks 3 position nuts needing to be welded in two directions, namely length and width, so that coordinate positions can be quickly found, fixed and welded; has the advantages of convenient operation, small investment for manufacturing the auxiliary tool, and the like, and is a method worth popularizing.
In the embodiment, the height positioning strip 2 and the azimuth positioning block 3 both adopt right-angle iron, the structure is simple, the cost is low, the angle is fixed and is not easy to bend, the height positioning strip 2 is first equilateral right-angle iron, the end part of the first equilateral right-angle iron is welded with the length positioning strip 1, and the trend of the first equilateral right-angle iron is perpendicular to the length positioning strip 1; the azimuth positioning block 3 is a second equilateral right-angle iron, and a right-angle edge of the second equilateral right-angle iron is fixedly connected with the surface of the length positioning strip 1.
The utility model also provides a preparation application method based on above-mentioned case lid coupling nut quick positioning appurtenance, including following step:
1) preparing a length positioning strip: assuming that the length of a known box cover a is L, the width of the box cover a is W, the diameter of a nut b is D, the distance between the nut b and the center line of the box cover a is L1, and the distance between the nut b and the long side of the box cover a is W/2, preparing a length positioning strip 1 with the length of L;
2) assembling a height positioning strip: if the thickness of the length positioning strip 1 is T and the length of the height positioning strip 2 is L2, calculating L2= W/2-D/2-T, and fixedly connecting the height positioning strip 2 with the length of L2 to one side of the length positioning strip 1, wherein the fixed connection is welding;
3) assembling an orientation positioning block: if the distance between the azimuth positioning block 3 and the end of the length positioning strip 1 is set to be L3, calculating L3= L/2-L1-D/2, fixedly connecting the azimuth positioning block 3 to a position L3 away from the end of the length positioning strip 1, wherein the fixed connection is welding, namely, the auxiliary tool for quickly positioning the connecting nut of the box cover is assembled;
4) welding a nut: place this case lid coupling nut quick positioning appurtenance that assembles on case lid a, the one end of height location strip 2 supports on the long edge of case lid a, and the both ends of length location strip 1 support the both broadsides of case lid a respectively, place nut b at the position locating piece 3 inboard with the contained angle of length location strip 1, then with nut b and case lid a welding can.
After welding, the welding position is polished to be flat and smooth without welding beading, and deformation is avoided. Can be used after the dimension is corrected without errors.
The box cover size of the same model only needs to position the auxiliary tool and place the back of the box cover, directly place the round nut according to the diagram, then quickly spot-weld, and remove the auxiliary tool and weld the nut firmly according to the requirement again.
The auxiliary tools are manufactured according to the steps of the box covers with different models and sizes, so that the production efficiency can be greatly improved and the sizes are accurate and correct for the production and manufacturing of batch products.
The utility model discloses a quick positioning appurtenance of case lid coupling nut can used repeatedly, and is more quick accurate than the conventional marking off according to the drawing and point finding method, and this instrument preparation is simple and convenient, the cost is lower, is a better method measure.
The utility model discloses a make a special location appurtenance according to the nut location size of every model case lid, can be quick find the coordinate position, fixed, and weld. Has the advantages of convenient operation, small investment for manufacturing the auxiliary tool, and the like, and is a method worth popularizing.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (1)
1. The utility model provides a case lid coupling nut fixes a position appurtenance fast, characterized by: the device is composed of a length positioning strip (1), a height positioning strip (2) and two orientation positioning blocks (3), wherein the height positioning strip (2) is fixedly arranged on one side of the length positioning strip (1), the two orientation positioning blocks (3) are arranged on the other side of the length positioning strip (1) and are respectively positioned at two ends of the length positioning strip (1), and the distance between the two orientation positioning blocks (3) is smaller than the length of the length positioning strip (1); the two height positioning strips (2) are arranged at two ends of the length positioning strip (1) respectively; the height positioning strip (2) is a first equilateral right-angle iron, and the trend of the first equilateral right-angle iron is perpendicular to the length positioning strip (1); the azimuth positioning block (3) is a second equilateral right-angle iron, and a right-angle edge of the second equilateral right-angle iron is fixedly connected with the surface of the length positioning strip (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921441066.9U CN211331862U (en) | 2019-08-31 | 2019-08-31 | Quick positioning auxiliary tool for box cover connecting nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921441066.9U CN211331862U (en) | 2019-08-31 | 2019-08-31 | Quick positioning auxiliary tool for box cover connecting nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211331862U true CN211331862U (en) | 2020-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921441066.9U Active CN211331862U (en) | 2019-08-31 | 2019-08-31 | Quick positioning auxiliary tool for box cover connecting nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211331862U (en) |
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2019
- 2019-08-31 CN CN201921441066.9U patent/CN211331862U/en active Active
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