CN220418401U - Coil detection tool - Google Patents

Abstract

The utility model provides a coil detection tool for detecting a coil assembly, the coil assembly comprises a coil main body, a terminal part and a plurality of connecting pins, and the coil detection tool comprises: the main body part is provided with a first surface, the first surface is provided with a plurality of through holes extending along a first direction, the first direction is perpendicular to the first surface of the main body part, the plurality of through holes are distributed at intervals along a second direction, and each through hole is used for accommodating a corresponding first bending part; and the two limiting parts are respectively arranged on the first surface, and are matched with each other to define a limiting channel which is used for accommodating the terminal part to move along the first direction. The length and the perpendicularity of the first bending part and the horizontal length of the second bending part are detected through the through hole, the limit parts are matched to form the go-no-go gauge and detect the height of the second bending part, the operation is simple, and the measurement result is accurate.

Description

Coil detection tool

Technical Field

The utility model relates to the technical field of coil detection tools, in particular to a coil detection tool.

Background

At present, the existing detection mode of the coil needs to use a plurality of tools for detection, and the detection process is complicated; and because the special structure of coil assembly, measurement position is less and the policy has certain resilience with skeleton texture, and current measuring tool is difficult accurate measure the size at each position of coil, can lead to even the bad piece outflow of coil assembly, influences product overall quality.

Disclosure of Invention

The utility model provides a novel technical scheme of a coil detection tool, which at least can solve the problems of complicated measurement and poor measurement accuracy of the coil detection tool in the prior art.

The utility model provides a coil detection tool, which is used for detecting a coil assembly, the coil assembly comprises a coil main body, a terminal part and a plurality of connecting pins, the terminal part is arranged on the coil main body, the connecting pins are arranged on the terminal part, one end of each connecting pin is provided with a first bending part extending along a first direction, and the second end of each connecting pin is provided with a second bending part, and the coil detection tool comprises: the main body part is provided with a first surface, the first surface is provided with a plurality of through holes extending along the first direction, the first direction is perpendicular to the first surface of the main body part, the plurality of through holes are distributed at intervals along the second direction, and each through hole is used for accommodating a corresponding first bending part; and the two limiting parts are respectively arranged on the first surface, the two limiting parts are matched to define a limiting channel, and the limiting channel is used for accommodating the terminal part to move along the first direction.

Optionally, the method further comprises: the positioning part is arranged on one side of the main body part, one side, close to the main body part, of the positioning part is connected with the main body part, and one side, far away from the main body part, of the positioning part extends along a first direction.

Optionally, the first end of the positioning portion cooperates with the main body portion to define a positioning platform for carrying the terminal portion.

Optionally, the device further comprises a plurality of bosses, each boss is respectively arranged at the bottom of the main body part, the sizes of the bosses in the first direction are different, the first surface of each boss and the second end of the positioning part respectively define a detection cavity, the detection cavities form a go-no-go gauge structure, and the go-no-go gauge structure is used for measuring the height of the bending part.

Optionally, each boss includes: the fixed block is provided with a sliding channel extending along a first direction; the first end of the connecting rod extends into the sliding channel and is movable along a first direction; the moving block is connected with the second end of the connecting rod, and one end, away from the connecting rod, of the moving block is used for being abutted with the coil main body.

Optionally, the boss further includes an adjusting member, the adjusting member including: the clamping teeth are arranged on the fixed block and positioned in the sliding channel; the rack is rotationally arranged on one side of the connecting rod, and the latch is meshed with the rack.

Optionally, the adjusting piece further comprises an adjusting rod, a first end of the adjusting rod is connected with the latch, a second end of the adjusting rod extends out of the fixed block, and a knob is arranged at the second end of the adjusting rod.

Optionally, the coil detection tool is an integrally formed Cr12 quenched material piece.

Optionally, the aperture of the through hole is larger than the outer diameter of the first bending part.

Optionally, the through hole is a through hole processed by wire cutting.

According to the coil detection tool disclosed by the utility model, the first bending part is accommodated through the through hole on the main body part, the size of the first bending part can be measured by comparing the sizes of the first bending part and the through hole, the length of the first bending part can be judged by comparing the lengths of the first bending part and the through hole, the perpendicularity of the first bending part can be judged by observing the gap between the connecting needle and the first surface, and the length of the second bending part in the third direction can be detected, namely, the coil detection tool can detect the length, the perpendicularity and the length of the second bending part, and the use of the coil detection tool is relatively simple; the spacing portion can carry out spacingly to coil block, and first bending portion can be stabilized along first direction and remove in the through-hole promptly, has reduced the possibility of first bending portion and through-hole inner wall striking to spacing portion cooperation detects the height of second bending portion, has effectively improved the detection accuracy of coil detection frock, reduces the possibility that the bad piece of coil flows out.

Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

FIG. 1 is a schematic diagram of the overall structure of a coil inspection tool according to one embodiment of the utility model;

FIG. 2 is a schematic diagram of a coil inspection tool mated with a coil assembly in accordance with one embodiment of the present utility model;

fig. 3 is a schematic cross-sectional view of a boss of a coil inspection tool according to one embodiment of the present utility model.

Reference numerals

A main body 10; a through hole 11; a first surface 12; a second surface 13;

a limit part 20; a third surface 21;

a limiting passage 30; a positioning platform 41; a fourth surface 42; a second end face 43;

a positioning portion 40;

a boss 50; a fixed block 51; a connecting rod 52; a moving block 53; a first end surface 554;

a detection chamber 60;

an adjusting member 70; latch 71; a rack 72; an adjusting lever 73; a knob 74;

a coil assembly 200; a coil main body 201; a terminal portion 202; a first bending portion 203; a second bent portion 204; and a connection pin 205.

Detailed Description

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

Coil detection tool according to an embodiment of the utility model is specifically described below with reference to the accompanying drawings

As shown in fig. 1 to 3, a coil detection tool according to an embodiment of the present utility model includes: a main body portion 10 and two limit portions 20.

Specifically, the coil detection tool is used for detecting the coil assembly 200, the coil assembly 200 includes a coil main body 201, a terminal portion 202 and a plurality of connection pins 205, the terminal portion 202 is arranged on the coil main body 201, the plurality of connection pins 205 are arranged on the terminal portion 202, one end of each connection pin 205 is provided with a first bending portion 203 extending along a first direction, a second end of each connection pin 205 is provided with a second bending portion 204, the main body 10 is provided with a first surface 12, the first surface 12 is provided with a plurality of through holes 11 extending along the first direction, the first direction is perpendicular to the first surface 12 of the main body 10, the plurality of through holes 11 are distributed at intervals along a second direction, and each through hole 11 is respectively used for accommodating the corresponding first bending portion 203; each of the limiting portions 20 is disposed on the first surface 12, and the two limiting portions 20 cooperate to define a limiting channel 30, where the limiting channel 30 is configured to accommodate movement of the terminal portion 202 along the first direction.

In other words, according to the coil inspection tool of the embodiment of the present utility model, the coil inspection tool is used to inspect the coil assembly 200. The coil assembly 200 is mainly composed of a coil main body 201, a terminal portion 202, and a plurality of connection pins 205. The terminal portion 202 is provided on one side of the coil body 201, and a plurality of connection pins 205 are mounted on the terminal portion 202, the plurality of connection pins 205 being spaced apart. A first end of each connection pin 205 is provided with a first bent portion 203 extending in a first direction, and a second end of each connection pin 205 is provided with a second bent portion 204. The first direction is the up-down direction shown in the figure.

The coil detection tool mainly comprises a main body part 10 and two limiting parts 20.

The main body 10 has a first surface 12, the first surface 12 is provided with a plurality of through holes 11 extending along a first direction, each through hole 11 is used for accommodating a corresponding first bending portion 203, the first direction is perpendicular to the first surface 12, and the plurality of through holes 11 are distributed at intervals along a second direction, and the second direction is perpendicular to the first direction. Specifically, the main body 10 is formed as a rectangular block, the first direction being the height direction of the main body 10, and the second direction being the length direction of the main body 10. The two limiting portions 20 are respectively arranged on the first surface 12, the first end of each limiting portion 20 is connected with the first surface 12, the second end of each limiting portion 20 extends out of the first surface 12, the two limiting portions 20 are matched to define a limiting channel 30, and the limiting channel 30 can accommodate the terminal portion 202 to move along the first direction. Alternatively, each of the stopper portions 20 is formed as a rectangular block, and the stopper passage 30 is provided to extend in the longitudinal direction of the stopper portion 20 and the width direction of the main body portion 10.

The following specifically describes a working process of the coil detection tool according to an embodiment of the present utility model with reference to fig. 1 and 3.

When the coil detection tool according to the embodiment of the utility model is used, the terminal part 202 of the coil assembly 200 is placed in the limiting channel 30, the first bending part 203 is aligned with the through hole 11, the coil assembly 200 is moved in the limiting channel 30 along the first direction, the first bending part 203 moves in the through hole 11 along the first direction, and the length of the first bending part 203 can be obtained by calculating the moving length of the coil main body 201; by observing whether an included angle is formed between the connecting pin 205 and the first surface 12, it is determined whether the angle between the first bending portion 203 and the connecting pin 205 meets the standard.

Thereby, the length of the first folded portion 203 can be detected by accommodating the first folded portion 203 to move in the first direction through the through hole 11 of the main body portion 10; by observing the gap between the connection pin 205 and the first surface 12 of the main body 10 and determining the angle between the first bending portion 203 and the connection pin 205, the angle between the first bending portion 203 and the connection pin 205 is generally 90 °, and the connection pin 205 is attached to the first surface 12, it is possible to indicate that the bending angle of the first bending portion 203 is appropriate. The limiting channel 30 surrounded by the limiting part 20 limits the terminal part 202, so that the first bending part 203 can stably move in the through hole 11, the first bending part 203 is not easy to deviate in the moving process and collide with the inner wall of the through hole 11, the possibility of damage of the first bending part 203 in the detecting process is reduced, and the detecting accuracy of the detecting device is improved; the length of the second folded portion 204 in the third direction can also be synchronously detected as the first folded portion 203 slides in the through hole 11; the stopper 20 can detect the height of the second bent portion 204. The first direction is the height direction of the detection tool shown in the figure, the second direction is the length direction of the detection tool, and the third direction is the width direction of the detection tool shown in the figure. According to the coil detection tool provided by the utility model, the length and the angle of the first bending part 203 can be detected simultaneously through the arrangement of the through hole 11 of the main body part 10 and the limiting part 20, the detection steps are simple, the detection efficiency of the detection tool is improved, and the delivery quality of the coil assembly 200 is ensured.

According to an embodiment of the present utility model, the coil detection tool 100 further includes a positioning portion 40, where the positioning portion 40 is disposed on one side of the main body portion 10, one side of the positioning portion 40 close to the main body portion 10 is connected to the main body portion 10, and one side of the positioning portion 40 far from the main body portion 10 extends along the first direction.

Specifically, as shown in fig. 1 to 2, the coil detection tool further includes a positioning portion 40, the positioning portion 40 is disposed on one side of the main body 10, one side of the positioning portion 40 is connected to the main body 10, and one side of the positioning portion 40 away from the main body 10 extends along the first direction and abuts against the coil main body 201. Specifically, the positioning portion 40 is formed as a rectangular block, and the positioning portion 40 is integrally formed with the main body portion 10. The main body 10 has a second surface 13, the second surface 13 being perpendicular to the first surface 12, the second surface 13 being connected to the positioning portion 40. The limiting portion 20 has a third surface 21, and the third surface 21 is parallel to the second surface 13 and perpendicular to the first surface 12. In the third direction, the distance between the positioning portion 40 and the second surface 13 is smaller than the distance between the third surface 21 of the limiting portion 20 and the second surface 13, that is, the projection of the limiting portion 20 in the first direction covers the limiting portion 20, wherein the third direction is the width direction of the main body portion 10.

In other words, when the coil assembly 200 is moved, the coil assembly 200 can be further limited in the moving direction due to the abutment of the limiting portion 20 and the coil body 201, so that the coil assembly 200 can stably move along the first direction, and the first bending portion 203 can also smoothly move along the through hole 11, thereby improving the measurement accuracy of the detection tool.

According to other embodiments of the present utility model, the first end of the positioning portion 40 cooperates with the main body portion 10 to define a positioning platform 41, and the positioning platform 41 is configured to carry the terminal portion 202.

Specifically, as shown in fig. 1 to 2, the positioning portion 40 has a fourth surface 42, the fourth surface 42 is perpendicular to the third surface 21, and the fourth surface 42 of the positioning portion 40 cooperates with the third surface 21 of the main body portion 10 to define a positioning platform 41, and the positioning platform 41 can be used to carry the terminal portion 202.

In other words, the distance between the positioning platform 41 and the first surface 12 of the main body 10 is the length of the preset first bending portion 203 meeting the standard; further, during the detection, the terminal portion 202 can be abutted against the positioning platform 41 through the cooperation of the positioning platform 41 and the terminal portion 202, that is, the length of the first bending portion 203 is equal to or greater than the preset standard length, that is, the length of the first bending portion 203 meets the standard. The height of the first bending part 203 is not required to be detected through measuring tools such as a height ruler, the height, the bending angle and the like of the first bending part 203 can be synchronously measured through the detecting tool, the measuring tool is simple and convenient to operate, the measuring result is accurate, and the possibility of flowing out of the bad coil assembly 200 is reduced.

In some embodiments of the present utility model, the coil detection tool further includes a plurality of bosses 50, each boss 50 is respectively disposed at the bottom of the main body 10, the plurality of bosses 50 have different dimensions in the first direction, the first surface 12 of each boss 50 and the second end of the positioning portion 40 respectively define a detection cavity 60, and the plurality of detection cavities 60 form a through-and-stop gauge structure for measuring the height of the second bending portion 204.

In detail, as shown in fig. 1 to 3, the coil detection tool further includes a plurality of bosses 50, each boss 50 is respectively disposed on the bottom plate of the main body 10, specifically, two bosses 50 are disposed on two ends of the main body 10. Each boss 50 has a first end surface 554, the positioning portion 40 has a second end surface 43, the second end surface 43 of the positioning portion 40 is parallel to the first surface 12 of the main body portion 10, and the first end surface 554 of each boss 50 cooperates with the second end surface 43 of the positioning portion 40 to define the detection chamber 60. The size of each boss 50 in the first direction is different, the sizes of the two detection cavities 60 in the first direction are different, and then the two detection cavities 60 are matched to form a go-no-go gauge structure, and the go-no-go gauge structure is used for measuring the height of the second bending part 204.

Therefore, through the two go-no-go gauge structures defined by the cooperation of the detection cavities 60, the size range of the two detection cavities 60 in the first direction is the height range of the second bending part 204 of the preset standard, the height of the second bending part 204 is in the go-no-go gauge structure range, namely, the height of the second bending part 204 accords with the standard, the height of the second bending part 204 is not required to be measured by adopting a height ruler, a square and the like, the measurement mode of the measurement tool is simple and convenient, and the measurement result is accurate.

According to some alternative embodiments of the present utility model, each boss 50 includes: a fixed block 51, the fixed block 51 being provided with a sliding passage extending in a first direction; the first end of the connecting rod 52 extends into the sliding channel and is movable along the first direction; and a moving block 53, wherein the moving block 53 is connected to the second end of the connecting rod 52, and one end of the moving block 53 away from the connecting rod 52 is used for abutting against the coil main body 201.

Specifically, as shown in fig. 2 to 3, each boss 50 is mainly composed of a fixed block 51, a connecting rod 52, and a moving block 53, the fixed block 51 is provided with a sliding passage extending in a first direction, one end of the connecting rod 52 extends into the sliding passage, and the connecting rod 52 is movable in the first direction, the moving block 53 is connected with the other end of the connecting rod 52, and one end of the moving block 53 away from the connecting rod 52 is used for abutting against the coil main body 201.

That is, the length of the connecting rod 52 extending into the sliding channel can be adjusted to adjust the distance between the moving block 53 and the second end face 43 of the positioning portion 40, that is, adjust the size of the detecting cavity 60, so as to detect the coil assemblies 200 with different standard specifications, thereby further improving the applicability of the detecting tool.

Preferably, the boss 50 further includes an adjusting member 70, the adjusting member 70 including: the latch 71, the latch 71 is rotatably arranged on the fixed block 51, and the latch 71 is positioned in the sliding channel; a rack 72, the rack 72 is provided on one side of the connecting rod 52, and the latch 71 is engaged with the rack 72.

Specifically, as shown in fig. 3, the boss 50 further includes an adjusting member 70, where the adjusting member 70 is composed of a latch 71 and a rack 72, the latch 71 is rotatably connected to the fixed block 51 and the latch 71 is located in the sliding channel, the rack 72 is mounted on one side of the connecting rod 52, and the latch 71 is meshed with the rack 72.

In other words, when the size of the boss 50 in the first direction needs to be adjusted, the latch 71 is rotated to disengage the latch 71 from the rack 72, the connecting rod 52 is moved, and after the adjustment is performed to a proper position, the latch 71 is rotated again to engage the latch 71 with the rack 72, and the position of the connecting rod 52 is fixed, thereby completing the adjustment of the size of the boss 50.

According to one embodiment of the present utility model, the adjusting member 70 further includes an adjusting lever 73, a first end of the adjusting lever 73 is connected to the latch 71, a second end of the adjusting lever 73 extends out of the fixed block 51, and a second end of the adjusting lever 73 is provided with a knob 74.

Specifically, as shown in fig. 3, the adjusting member 70 further includes an adjusting lever 73, a first end of the adjusting lever 73 is connected to the latch 71, a second end of the adjusting lever 73 extends out of the fixed block 51, and a knob 74 is integrally formed at the second end of the adjusting lever 73.

In other words, by the cooperation of the adjusting lever 73 and the knob 74, the latch 71 is conveniently rotated when the size of the boss 50 is adjusted, and the operation convenience of the operator is improved.

According to other embodiments of the utility model, the coil inspection tool is an integrally formed Cr12 quenched material piece.

Specifically, the coil detection tool is made of an integrally formed Cr12 quenching material and is manufactured through linear cutting processing.

In other words, the coil detection tool is prepared from the Cr12 quenching material, so that the strength of the coil detection tool is effectively ensured, and the coil detection tool is prepared through wire cutting, so that the precision of the coil detection tool is effectively ensured.

In some embodiments of the present utility model, the aperture of the through hole 11 is larger than the outer diameter of the first fold 203.

In detail, the aperture of the through hole 11 is larger than the outer diameter of the first bending part 203, so that the first bending part 203 can smoothly move along the through hole 11, the possibility of damage to the first bending part 203 caused by collision or friction between the first bending part 203 and the through hole 11 is reduced, and the measurement accuracy of the detection tool is improved.

According to some alternative embodiments of the present utility model, the through-hole 11 is a through-hole 11 cut through a wire.

Specifically, the through hole 11 is the through hole 11 of wire cut electrical discharge machining, adopts wire cut electrical discharge machining's mode preparation through-hole 11 for the inner wall of through-hole 11 is comparatively smooth, and the aperture of through-hole 11 is more accurate, can reduce the first portion of bending 203 and the friction of through-hole 11 inner wall and cause the possibility of first portion of bending 203 damage, maintains the detection accuracy of detecting the frock and ensures the quality of coil assembly 200.

While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims (10)

1. Coil detects frock for detect coil assembly, coil assembly includes coil main part, terminal portion and a plurality of connecting needle, terminal portion locates the coil main part, a plurality of connecting needle is located terminal portion, the one end of connecting needle is equipped with the first portion of bending that extends along first direction, the second end of connecting needle is equipped with the second portion of bending, its characterized in that, coil detects frock includes:

the main body part is provided with a first surface, the first surface is provided with a plurality of through holes extending along the first direction, the first direction is perpendicular to the first surface of the main body part, the plurality of through holes are distributed at intervals along the second direction, and each through hole is used for accommodating a corresponding first bending part;

and the two limiting parts are respectively arranged on the first surface, the two limiting parts are matched to define a limiting channel, and the limiting channel is used for accommodating the terminal part to move along the first direction.

2. The coil inspection tool of claim 1, further comprising: the positioning part is arranged on one side of the main body part, one side, close to the main body part, of the positioning part is connected with the main body part, and one side, far away from the main body part, of the positioning part extends along a first direction.

3. The coil inspection tool of claim 2, wherein the first end of the positioning portion cooperates with the body portion to define a positioning platform for carrying the terminal portion.

4. The coil detection tool according to claim 2, further comprising a plurality of bosses, each boss is disposed at the bottom of the main body portion, the plurality of bosses are different in size in the first direction, the first surface of each boss and the second end of the positioning portion define a detection cavity, the plurality of detection cavities form a go-no-go gauge structure, and the go-no-go gauge structure is used for measuring the height of the bending portion.

5. The coil inspection tool of claim 4, wherein each boss comprises:

the fixed block is provided with a sliding channel extending along a first direction;

the first end of the connecting rod extends into the sliding channel and is movable along a first direction;

the moving block is connected with the second end of the connecting rod, and one end, away from the connecting rod, of the moving block is used for being abutted with the coil main body.

6. The coil inspection tool of claim 5, wherein the boss further comprises an adjustment member comprising:

the clamping teeth are arranged on the fixed block and positioned in the sliding channel;

the rack is rotationally arranged on one side of the connecting rod, and the latch is meshed with the rack.

7. The coil inspection tool according to claim 6, wherein the adjusting member further comprises an adjusting rod, a first end of the adjusting rod is connected with the latch, a second end of the adjusting rod extends out of the fixing block, and a knob is arranged at the second end of the adjusting rod.

8. The coil inspection tool of claim 1, wherein the coil inspection tool is an integrally formed piece of Cr12 quenched material.

9. The coil inspection tool of claim 1, wherein the aperture of the through hole is greater than the first bend outer diameter.

10. The coil inspection tool according to claim 1, wherein the through hole is a through hole cut by a wire.