CN211291303U

CN211291303U - Detection mechanism

Info

Publication number: CN211291303U
Application number: CN201921695755.2U
Authority: CN
Inventors: 史有为; 杨宏春; 杨博; 胡云祥; 张德峰
Original assignee: FAW Group Corp
Current assignee: FAW Group Corp
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-08-18
Anticipated expiration: 2029-10-11

Abstract

The utility model belongs to the technical field of auto parts detects, a detection mechanism is disclosed. This detection mechanism includes: the positioning seat comprises a positioning plate and a sleeve, the positioning plate is configured to be attached to the detection surface of the workpiece to be detected, and the sleeve is vertically arranged on the positioning plate; the detection piece penetrates through the positioning seat, and is configured to move in the sleeve along the axial direction of the sleeve, so that the detection piece can extend into the positioning hole of the workpiece to be detected; and the limiting part is arranged on the detection part and positioned on one side of the sleeve and used for limiting the detection part. The detection mechanism breaks through the traditional detection method, after the positioning plate of the positioning seat is attached to the detection surface, the detection piece is pushed and is observed whether to pass through the positioning hole, the verticality of the positioning hole and the detection surface is rapidly and effectively detected, the structure is simple, the method is simple and light, and manual direct observation is easy.

Description

Detection mechanism

Technical Field

The utility model relates to an auto parts detects technical field, especially relates to a detection mechanism.

Background

After the production and manufacture of the automobile door are completed, the quality condition of the lock catch hole of the automobile door needs to be detected so as to realize the accurate installation of the door lock in the lock catch hole of the automobile door.

The lock catch hole is in a cylindrical hole structure, and a detection device for detecting the perpendicularity of the detection surface and the cylindrical hole is absent in the similar detection tools. In the prior art, a coordinate system is generally established through three coordinates, the spatial positions of the detection surface and the cylindrical hole are respectively detected, and whether the detection surface is perpendicular to the cylindrical hole or not is calculated and analyzed according to the position information of the detection surface and the cylindrical hole. The detection tool is complex in structure, complex in operation process and incapable of performing visual observation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detection mechanism realizes quick effectual detection cylinder hole and the straightness that hangs down that detects the face.

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

a detection mechanism, comprising:

the positioning seat comprises a positioning plate and a sleeve, the positioning plate is configured to be attached to the detection surface of the workpiece to be detected, and the sleeve is vertically arranged on the positioning plate;

the detection piece penetrates through the positioning seat, and the detection piece is configured to move in the sleeve along the axial direction of the sleeve, so that the detection piece can extend into the positioning hole of the workpiece to be detected;

and the limiting part is arranged on the detection part, is positioned on one side of the sleeve and is used for limiting the detection part.

Preferably, the positioning plate and the sleeve form a T-shaped structure.

Preferably, the positioning plate and the sleeve are of an integrally formed structure.

Preferably, the detection mechanism further comprises a bushing, the bushing is arranged in the sleeve, and the detection piece is in sliding fit with the bushing.

Preferably, the detection mechanism further comprises a resetting piece, the resetting piece is sleeved on the detection piece, and two ends of the resetting piece are respectively abutted to the sleeve and the detection piece, so that the detection piece is reset.

Preferably, the sleeve is provided with a through hole.

Preferably, the reset piece is a reset spring.

Preferably, the detection mechanism further comprises a handle, the handle is arranged at one end, away from the positioning plate, of the detection piece, and the limiting piece penetrates through the handle.

Preferably, the detection piece includes the detection body and set up in the installation department of detection body one end the handle is close to the mounting groove has been seted up to the one end of detection piece, the mounting groove is used for holding the installation department.

Preferably, the detection piece further comprises a positioning part, the positioning part is arranged at the other end of the detection body, and the positioning part can stretch into the positioning hole.

The utility model has the advantages that:

the utility model provides a detection mechanism, with the locating plate with wait to detect the detection face of work piece and laminate mutually, do not interfere with waiting to detect the work piece for the bottom surface of locating plate is as the reference surface that detects, then will detect the piece and follow its axial displacement in the sleeve, makes the detection piece can stretch into the locating hole of waiting to detect the work piece, and the detection piece can measure the aperture size of locating hole. Through setting up the sleeve and setting up perpendicularly on the locating plate, whether detection piece moves along sleeve axial, can detect the locating hole and detect the face and be perpendicular. If the detection piece can vertically contact the positioning hole and can freely pass through the positioning hole without clamping stagnation, the perpendicularity of the positioning hole and the detection surface is considered to be good. Through being provided with the locating part on detecting the piece, the locating part is located telescopic one side, and the locating part is used for the spacing of detecting the piece. The limiting part limits the extension length of the detection part, the situation that the detection part extends too long to damage the positioning hole is avoided, and the workpiece is protected.

The detection mechanism breaks through the traditional detection method, after the positioning plate of the positioning seat is attached to the detection surface, the detection piece is pushed and is observed whether to pass through the positioning hole, the verticality of the positioning hole and the detection surface is rapidly and effectively detected, the structure is simple, the method is simple and light, and manual direct observation is easy.

Drawings

Fig. 1 is a schematic structural diagram of the detection mechanism of the present invention;

fig. 2 is an exploded schematic view of the detection mechanism of the present invention;

fig. 3 is a sectional view of the detecting mechanism of the present invention.

In the figure:

1. positioning seats; 2. a detection member; 3. a limiting member; 4. a bushing; 5. a reset member; 6. a handle;

11. positioning a plate; 12. a sleeve; 121. a through hole;

21. detecting a body; 22. an installation part; 23. a positioning part.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

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

In the prior art, a three-coordinate system is established, the spatial positions of a detection surface and a lock catch hole of a vehicle door are respectively detected, whether the detection surface and the lock catch hole are perpendicular to each other is judged according to the position information of the detection surface and the lock catch hole, and a testing method is complex and tedious.

In order to solve this problem, this embodiment provides a detection mechanism, as shown in fig. 1-2, this detection mechanism includes positioning seat 1, detection piece 2 and locating part 3, positioning seat 1 has played the effect of location and support, positioning seat 1 specifically includes locating plate 11 and sleeve 12, locating plate 11 and sleeve 12 are integrated into one piece structure, sleeve 12 sets up perpendicularly on locating plate 11 for both locating plate 11 and sleeve 12 form the T-shaped structure. The detection piece 2 is a detection pin, the detection piece 2 penetrates through the positioning seat 1 and is in sliding fit with the positioning seat, and the size of the detection piece 2 is matched with the positioning hole of the workpiece to be detected. Wherein treat that the work piece is specifically car door, and the locating hole is the hasp hole, and the locating hole is cylindrical structure, and the diameter of locating hole slightly is greater than the diameter of detection piece 2 for detection piece 2 can stretch into in the locating hole. The detection part 2 is provided with a limiting part 3, and the limiting part 3 is positioned on one side of the sleeve 12 and used for limiting the detection part 2.

The detection mechanism that this embodiment provided, with locating plate 11 with wait to detect the detection face of work piece and laminate mutually, do not take place to interfere with waiting to detect the work piece for the reference surface that detects is regarded as to the bottom surface of locating plate 11, then with detection piece 2 along its axial displacement in sleeve 12, make detection piece 2 can stretch into the locating hole of waiting to detect the work piece, detection piece 2 can measure the aperture size of locating hole. Through setting up sleeve 12 and setting up perpendicularly on locating plate 11, detector 2 moves along sleeve 12 axial, can detect the locating hole and detect whether the face is perpendicular. If the detection piece 2 can vertically contact the positioning hole and can freely pass through the positioning hole without clamping stagnation, the perpendicularity of the positioning hole and the detection surface is considered to be good. Through being provided with locating part 3 on detecting element 2, locating part 3 is located one side of sleeve 12, and locating part 3 is used for detecting element 2 spacing, and locating part 3 restriction detecting element 2 stretches out length, avoids detecting element 2 to stretch out the overlength and the condition that damages the locating hole appears, has played the effect of protection work piece.

The detection mechanism breaks through the traditional detection method, after the positioning plate 11 of the positioning seat 1 is attached to the detection surface, the detection piece 2 is pushed and is observed whether to pass through the positioning hole, the verticality of the positioning hole and the detection surface can be rapidly and effectively detected, the structure is simple, the method is simple and light, and manual direct observation is easy.

Further, in order to facilitate the axial movement of the detecting member 2 in the positioning seat 1, as shown in fig. 2 to 3, the detecting mechanism further includes a bushing 4, the bushing 4 is disposed in the sleeve 12, and the detecting member 2 is in sliding fit with the bushing 4, so that the smoothness of the axial movement of the detecting member 2 in the sleeve 12 of the positioning seat 1 is ensured.

Further, in order to facilitate the automatic resetting of the detecting element 2 after the detection is completed, as shown in fig. 2-3, the detecting mechanism further includes a resetting element 5, the resetting element 5 is specifically a resetting spring, the resetting element 5 is sleeved on the detecting element 2, the sleeve 12 is provided with a through hole 121, the through hole 121 can directly observe the working state of the resetting element 5, and two ends of the resetting element 5 are respectively abutted against the sleeve 12 and the detecting element 2 for resetting of the detecting element 2. When the detection piece 2 axially moves in the sleeve 12 and extends into the positioning hole, the detection piece 2 compresses the reset piece 5 in the process, and after the detection is finished, the compressed reset piece 5 pushes the detection piece 2 to realize the automatic reset of the detection piece 2 under the self-recovery acting force.

Further, in order to facilitate the axial movement of the detecting member 2 in the sleeve 12 and extend into the positioning hole, as shown in fig. 2-3, the detecting mechanism further includes a handle 6, the handle 6 is disposed at one end of the detecting member 2 away from the positioning plate 11, the limiting member 3 penetrates through the handle 6, the limiting member 3 is a limiting pin, and the limiting member 3 plays a role in limiting while the limiting member 3 plays a role in connecting the detecting member 2 and the handle 6.

Specifically, as shown in fig. 2-3, the detecting member 2 includes a detecting body 21, a mounting portion 22, and a positioning portion 23, the mounting portion 22 is disposed at one end of the detecting body 21, and the positioning portion 23 is disposed at the other end of the detecting body 21. The mounting groove has been seted up near the one end that detects piece 2 at handle 6, and the mounting groove is used for holding installation department 22, has guaranteed the connection stability between handle 6 and the detection piece 2. The diameter of the positioning portion 23 is slightly smaller than that of the positioning hole, so that the positioning portion 23 can extend into the positioning hole.

In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in an orientation or positional relationship based on that shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely for descriptive purposes and are not intended to have any special meaning.

In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

In addition, the foregoing is only the preferred embodiment of the present invention and the technical principles applied thereto. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. A detection mechanism, comprising:

the positioning seat (1) comprises a positioning plate (11) and a sleeve (12), the positioning plate (11) is configured to be attached to a detection surface of a workpiece to be detected, and the sleeve (12) is vertically arranged on the positioning plate (11);

the detection piece (2) penetrates through the positioning seat (1), and the detection piece (2) is configured to move in the sleeve (12) along the axial direction of the sleeve, so that the detection piece (2) can extend into a positioning hole of the workpiece to be detected;

the limiting part (3) is arranged on the detection part (2) and located on one side of the sleeve (12) and used for limiting the detection part (2).

2. The detection mechanism according to claim 1, wherein the positioning plate (11) and the sleeve (12) form a T-shaped structure.

3. The detection mechanism according to claim 1, wherein the positioning plate (11) and the sleeve (12) are of an integrally formed structure.

4. The detection mechanism according to claim 1, further comprising a bushing (4), wherein the bushing (4) is arranged within the sleeve (12), and wherein the detection member (2) is in sliding engagement with the bushing (4).

5. The detection mechanism according to claim 4, further comprising a reset member (5), wherein the reset member (5) is sleeved on the detection member (2), and two ends of the reset member (5) are respectively abutted against the sleeve (12) and the detection member (2) for resetting the detection member (2).

6. The detection mechanism according to claim 5, characterized in that a through hole (121) is provided in the sleeve (12).

7. The detection mechanism according to claim 5, characterized in that the return member (5) is a return spring.

8. The detection mechanism according to claim 1, further comprising a handle (6), wherein the handle (6) is disposed at an end of the detection member (2) away from the positioning plate (11), and the limiting member (3) passes through the handle (6).

9. The detection mechanism according to claim 8, wherein the detection member (2) comprises a detection body (21) and a mounting portion (22) disposed at one end of the detection body (21), and an installation groove is disposed at one end of the handle (6) close to the detection member (2) and is used for accommodating the mounting portion (22).

10. The detection mechanism according to claim 9, wherein the detection member (2) further comprises a positioning portion (23), the positioning portion (23) is disposed at the other end of the detection body (21), and the positioning portion (23) can extend into the positioning hole.