CN216745914U - Workpiece assembly in-place detection structure - Google Patents
Workpiece assembly in-place detection structure Download PDFInfo
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- CN216745914U CN216745914U CN202123438036.2U CN202123438036U CN216745914U CN 216745914 U CN216745914 U CN 216745914U CN 202123438036 U CN202123438036 U CN 202123438036U CN 216745914 U CN216745914 U CN 216745914U
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Abstract
The application relates to the field of workpiece assembly detection, in particular to a workpiece assembly in-place detection structure. The workpiece assembly in-place detection structure comprises an induction piece and a proximity sensor, wherein the induction piece and the proximity sensor are arranged on a pressure head, the induction piece can move, when the workpiece is not installed at an assembly station, the induction piece stays at a first position, the induction piece is located on the outer side of a detection area of the proximity sensor, and the proximity sensor cannot detect the induction piece. When the workpiece is installed to the assembling station, the pressure head presses on the workpiece, and the workpiece can push the sensing piece to move to the second position, so that a part of the sensing piece extends into the detection area of the proximity sensor to be detected by the proximity sensor. Therefore, whether the workpiece is assembled in place or not can be detected by the proximity sensor, and the detection result is not influenced by the surrounding environment, so that the detection result is more accurate compared with an infrared detection switch, and the condition that the workpiece is not installed is avoided.
Description
Technical Field
The application relates to the field of workpiece assembly detection, in particular to a workpiece assembly in-place detection structure.
Background
In assembling some workpieces, an in-position detecting device is generally provided to detect whether a workpiece is mounted at a predetermined station. In a traditional detection mode, an infrared detection switch is generally arranged on one side of a workpiece, so that whether the workpiece is installed at a station or not is detected through the infrared detection switch; however, the infrared detection switch adopts an infrared ray mode, and is far away from the detection workpiece through diffuse reflection, and the detection mode is greatly influenced by the environment, such as the brightness of the light of the environment, the surface smoothness of the detected workpiece and the like, and the smoke dust in the surrounding environment can also influence the detection result, so that the detection result is inaccurate, and the condition that the workpiece is easy to miss-install is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a workpiece in-place assembly detection structure, which can detect whether a workpiece is in place or not, improve the detection precision and avoid missing assembly of the workpiece.
The utility model provides a workpiece assembly in-place detection structure, which is used for carrying out in-place detection on a workpiece at an assembly station; the workpiece assembly in-place detection structure comprises a sensing piece and a proximity sensor;
a pressure head for pressing the workpiece is arranged at the assembling station, the induction piece and the proximity sensor are arranged on the pressure head, and the induction piece is movably connected with the pressure head;
when the workpiece is installed at the assembling station, the workpiece can push the sensing piece to move from a first position to a second position, so that the sensing piece moves into a detection area of the proximity sensor.
Further, the pressure head presses on one side surface of the workpiece in the first direction, and the proximity sensor is positioned on one side of the pressure head away from the workpiece in the first direction;
the sensing piece is arranged on the pressure head in a sliding mode along the first direction, the workpiece can push one end of the sensing piece in the first direction, and therefore the other end of the sensing piece in the first direction extends into the detection area of the proximity sensor.
Furthermore, a slide rail is arranged on the pressure head, and the length direction of the slide rail is along the first direction;
the sensing piece is arranged along the first direction and is connected with the sliding block of the sliding rail, and one end of the sensing piece in the first direction faces one side surface of the workpiece in the first direction.
Furthermore, a first limiting piece is arranged on the slide rail;
when the induction piece moves to the first position, the sliding block can abut against the first limiting piece.
Furthermore, a mounting hole is formed in the pressure head, the mounting hole penetrates through the pressure head along a first direction, and the mounting hole is opposite to the workpiece;
the sensing piece is movably inserted into the mounting hole.
Furthermore, a second limiting part is arranged on the sensing part;
when the induction piece moves to the first position, the second limiting piece can abut against the surface of one side, away from the workpiece, of the pressure head.
Further, the second limiting part is integrally formed on the sensing part.
Further, the second limiting member is screwed on the sensing member.
Further, the proximity sensor is an inductive sensor or a capacitive proximity sensor.
Compared with the prior art, the utility model has the beneficial effects that:
the workpiece assembly in-place detection structure provided by the utility model comprises a sensing piece and a proximity sensor. When a workpiece is assembled, the workpiece needs to be assembled to a preset assembling station, and the workpiece is pressed through a pressure head at the assembling station; response piece and proximity sensor all set up on the pressure head, and be swing joint between response piece and the pressure head for response piece can be on the pressure head relative pressure head motion. When the workpiece is not installed at the assembling station, the sensing piece can stay at the first position, and the sensing piece located at the first position is located on the outer side of the detection area of the proximity sensor, so that the proximity sensor cannot detect the sensing piece. When the workpiece is installed at the assembling station, the pressure head presses on the workpiece, the workpiece can be in contact with the sensing piece, and the sensing piece is pushed to move, so that the workpiece is moved from the initial first position to the second position. When the sensing piece moves to the second position, a part of the sensing piece extends into the detection area of the proximity sensor, so that the proximity sensor can detect the sensing piece.
Therefore, whether the workpiece is installed at the assembling station or not can be judged according to whether the proximity sensor detects the sensing piece or not, namely whether the workpiece is assembled in place or not; specifically, when the proximity sensor detects the sensing piece in its detection region, it indicates that assembly station department installs the work piece, and when the proximity sensor does not detect the sensing piece in its detection region, it indicates that assembly station department does not install the work piece, thereby realize whether assembling the work piece of assembly station department is in place and detect, and utilize the proximity sensor to assemble the detection that targets in place, the testing result is not influenced by the surrounding environment, as long as assembly station department has correctly installed the work piece, the proximity sensor just can detect the sensing piece, thereby compare in infrared detection switch testing result more accurate, and then avoid the condition that the work piece neglected loading appears.
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 a workpiece assembly in-position detection structure according to an embodiment of the present invention at a first viewing angle;
fig. 2 is a structural schematic diagram of a workpiece assembled in-position detection structure at a second viewing angle according to an embodiment of the present invention.
Reference numerals:
1-proximity sensor, 2-sensing part, 21-second limiting part, 3-workpiece and 4-pressure head.
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.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.
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 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 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 a specific case to those of ordinary skill in the art.
A workpiece assembly position detection structure according to some embodiments of the present application is described below with reference to fig. 1 and 2.
The application provides a workpiece assembly in-place detection structure for detecting whether a workpiece 3 is assembled in place or not.
As shown in fig. 1 and 2, the workpiece fit-in-position detecting structure includes a sensing member 2 and a proximity sensor 1.
When the workpiece 3 is assembled, the workpiece 3 needs to be assembled to a preset assembling station, and the workpiece 3 is pressed by a pressing head 4 at the assembling station; response 2 and proximity sensor 1 all set up on pressure head 4, and be swing joint between response 2 and the pressure head 4 for response 2 can be on pressure head 4 relative pressure head 4 motion.
When the workpiece 3 is not mounted at the assembly station, the sensing member 2 can stay at the first position, and the sensing member 2 located at the first position is located outside the detection area of the proximity sensor 1, so that the proximity sensor 1 cannot detect the sensing member 2.
When the workpiece 3 is mounted at the assembling station and the pressing head 4 presses on the workpiece 3, the workpiece 3 can contact with the sensing element 2 to push the sensing element 2 to move, so that the sensing element 2 moves from the initial first position to the second position. When the sensing member 2 moves to the second position, a portion of the sensing member 2 protrudes into the detection area of the proximity sensor 1, so that the proximity sensor 1 can detect the sensing member 2.
Therefore, whether the workpiece 3 is installed at the assembling station or not, namely whether the workpiece 3 is assembled in place or not, can be judged according to whether the proximity sensor 1 detects the sensing piece 2 or not; specifically, when the proximity sensor 1 detects the sensing piece 2 in the detection area thereof, it indicates that the workpiece 3 is installed at the assembly station, and when the proximity sensor 1 does not detect the sensing piece 2 in the detection area thereof, it indicates that the workpiece 3 is not installed at the assembly station, so that whether the workpiece 3 at the assembly station is assembled in place is detected, and the missing installation of the workpiece 3 is avoided.
Meanwhile, compared with the prior art that whether the workpiece 3 is installed at the assembly station or not is directly detected by using an infrared detection switch, the infrared detection switch detects whether the workpiece 3 exists or not by using a reflection principle, and the infrared detection switch is greatly influenced by the environment, such as the brightness of light, the surface finish degree of the workpiece 3, smoke in the environment and the like, so that detection errors easily occur, the workpiece 3 is neglected to be installed, the service life is short, and the price is high.
And this application utilizes proximity sensor 1 to assemble the detection that targets in place, and the testing result does not receive the surrounding environment influence, as long as assembly station department has installed work piece 3 correctly, and proximity sensor 1 just can detect response piece 2 to it is more accurate to compare in infrared detection switch testing result, and then avoids the condition that work piece 3 neglected loading appears.
In one embodiment of the present application, preferably, as shown in fig. 1 and 2, when the workpiece 3 is mounted to the assembly station, the indenter 4 can be pressed against one side surface of the workpiece 3 in the first direction, such as the indenter 4 is pressed above the workpiece 3, i.e., the lower end of the indenter 4 is pressed against the upper surface of the workpiece 3. The sensing part 2 is arranged on the pressure head 4 in a sliding mode, and the sensing part 2 can slide on the pressure head 4 along the vertical direction relative to the pressure head 4, so that the sensing part 2 can move to a first position located below or move to a second position located above.
Proximity sensor 1 sets up in the upper end that work piece 3 was kept away from to pressure head 4, when assembly station department did not install work piece 3, response piece 2 can slide to the first position department that is located the below under the effect of gravity, the lower extreme of response piece 2 stretches out the lower terminal surface of pressure head 4 this moment, and the upper end of response piece 2 is located the outside of the detection area of union piece sensor, proximity sensor 1 can not detect response piece 2, thereby can judge according to proximity sensor 1's testing result that assembly station department does not install work piece 3.
When the workpiece 3 is installed to the assembling station, the workpiece 3 can be in contact with the lower end of the sensing piece 2 and push the sensing piece 2 to move upwards, so that the sensing piece 2 moves from the first position to the second position; along with the upward movement of response piece 2, the predetermined height of upper end ability rebound of response piece 2, and make the upper end of response piece 2 stretch into in proximity sensor 1's detection area to make proximity sensor 1 detect response piece 2, and then can judge according to proximity sensor 1's testing result that assembly station department installs work piece 3.
In one embodiment of the present application, preferably, a slide rail may be provided on the pressing head 4 with respect to the sliding connection between the sensing member 2 and the pressing head 4, and the length direction of the slide rail is along the vertical direction; response piece 2 sets up along vertical direction, the lower extreme that makes response piece 2 is just right with the upper surface of the work piece 3 of assembly station department, and be connected response piece 2 with the slider of slide rail, thereby make response piece 2 can follow the slide rail and follow vertical direction motion on pressure head 4, and when assembly station department installs work piece 3, work piece 3 can promote response piece 2 upward movement, make the upper end of response piece 2 extend in proximity sensor 1's detection zone, and then make proximity sensor 1 detect response piece 2 and can judge assembly station department from this and install work piece 3.
Preferably, a first limiting part is arranged on the slide rail, and when the sensing part 2 moves downwards to the first position along the slide rail, the slide block can abut against the first limiting part, so that the slide block is stopped by the first limiting part, the slide block cannot move downwards on the slide rail, and the sensing part 2 is stopped at the first position, so that the sensing part 2 is prevented from falling off the pressure head 4.
In one embodiment of the present application, preferably, as shown in fig. 1 and 2, regarding the sliding connection between the sensing member 2 and the pressing head 4, a mounting hole may be formed on the pressing head 4, such that the axis of the mounting hole is along the vertical direction and penetrates through the upper end and the lower end of the pressing head 4, and the mounting hole is opposite to the upper surface of the workpiece 3. The induction part 2 is in a rod shape matched with the mounting hole, so that the induction part 2 can be inserted into the mounting hole, and the induction part 2 can slide up and down in the mounting hole along the vertical direction.
When the workpiece 3 is not installed at the assembling station, the sensing piece 2 can stay at the first position, the lower end of the sensing piece 2 extends out of the installation hole by a preset length, and the upper end of the sensing piece 2 is positioned outside the detection area of the proximity sensor 1; after the workpiece 3 is installed on the assembling station, the upper end surface of the workpiece 3 is in contact with the lower end of the sensing piece 2 and pushes the sensing piece 2 to move upwards; the lower extreme of response 2 is pushed back to in the mounting hole upwards, and the upper end of response 2 then upwards moves predetermined height to proximity sensor 1's detection area in to make proximity sensor 1 detect response 2, and then judge that assembly station department installs work piece 3.
In this embodiment, preferably, as shown in fig. 1 and fig. 2, a second limiting member 21 is disposed at an upper end of the sensing member 2 located at the outer side of the installation hole, and a through diameter of the second limiting member 21 is greater than an inner diameter of the installation hole; when response piece 2 moved down to the primary importance under the effect of gravity, second locating part 21 can lean on with the upper surface counterbalance of pressure head 4 to make response piece 2 stop in primary importance department, with the realization spacing to response piece 2, and make response piece 2 can not fall out from the mounting hole of pressure head 4.
In this embodiment, preferably, the second limiting member 21 may be integrally formed on the sensing element 2, that is, the upper end of the sensing element 2 is formed with an annular boss having a diameter larger than that of the mounting hole, so that the sensing element 2 inserted into the mounting hole can be placed on the indenter 4 through the second limiting member 21 at the upper end, that is, the annular boss, in the absence of external force, that is, in the absence of the workpiece 3 at the assembly station.
In this embodiment, the connection between the second limiting member 21 and the sensing member 2 may also be detachable.
Preferably, an external thread connecting part is arranged at the upper end of the sensing part 2, an internal thread connecting hole is formed in the second limiting part 21, and the internal thread connecting hole is matched with the external thread connecting part, so that the second limiting part 21 can be screwed on the sensing part 2; therefore, the second limiting part 21 is detachably connected with the sensing part 2, the installation position of the second limiting part 21 on the sensing part 2 can be adjusted within a certain range, and the length of the lower end of the sensing part 2 at the first position extending out of the pressure head 4 can be adjusted.
In an embodiment of the application, preferably, the receiving piece sensor is an inductive sensor or a capacitive sensor, and whether the inductive piece 2 exists in the detection area is detected by the inductive sensor or the capacitive sensor to judge whether the workpiece 3 is installed at the assembly station, so that the influence of external environments such as lamplight brightness on the accuracy of the detection result is avoided, the detection result is more accurate, and the condition that the workpiece 3 is not installed is reduced.
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 (9)
1. A workpiece assembly in-place detection structure is used for detecting in-place of a workpiece at an assembly station; the workpiece assembly in-place detection structure is characterized by comprising an induction piece and a proximity sensor;
a pressure head for pressing the workpiece is arranged at the assembling station, the induction piece and the proximity sensor are arranged on the pressure head, and the induction piece is movably connected with the pressure head;
when the workpiece is installed at the assembling station, the workpiece can push the sensing piece to move from a first position to a second position, so that the sensing piece moves into a detection area of the proximity sensor.
2. The workpiece fit-in-position detecting structure according to claim 1, wherein the indenter is pressed against a first-direction side surface of the workpiece, and the proximity sensor is located on a first-direction side of the indenter away from the workpiece;
the sensing piece is arranged on the pressure head in a sliding mode along the first direction, the workpiece can push one end of the sensing piece in the first direction, and therefore the other end of the sensing piece in the first direction extends into the detection area of the proximity sensor.
3. The workpiece in-place assembling detection structure according to claim 2, wherein a slide rail is arranged on the press head, and the length direction of the slide rail is the first direction;
the sensing piece is arranged along the first direction and is connected with the sliding block of the sliding rail, and one end of the sensing piece in the first direction faces one side surface of the workpiece in the first direction.
4. The workpiece in-position assembling detection structure according to claim 3, wherein a first limiting member is arranged on the slide rail;
when the induction piece moves to the first position, the sliding block can abut against the first limiting piece.
5. The workpiece in-place assembling detection structure as claimed in claim 2, wherein a mounting hole is formed in the pressing head, the mounting hole penetrates through the pressing head along the first direction, and the mounting hole is opposite to the workpiece;
the sensing piece is movably inserted into the mounting hole.
6. The workpiece in-position assembling detection structure as claimed in claim 5, wherein a second limiting member is provided on the sensing member;
when the sensing piece moves to the first position, the second limiting piece can abut against the surface of one side, away from the workpiece, of the pressure head.
7. The workpiece assembly-in-place detection structure of claim 6, wherein the second limiting member is integrally formed on the sensing member.
8. The workpiece assembly-in-place detection structure as recited in claim 6, wherein the second retaining member is screwed to the sensing member.
9. The workpiece fit-in-place detection structure of claim 1, wherein the proximity sensor is an inductive sensor or a capacitive proximity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123438036.2U CN216745914U (en) | 2021-12-31 | 2021-12-31 | Workpiece assembly in-place detection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123438036.2U CN216745914U (en) | 2021-12-31 | 2021-12-31 | Workpiece assembly in-place detection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216745914U true CN216745914U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123438036.2U Active CN216745914U (en) | 2021-12-31 | 2021-12-31 | Workpiece assembly in-place detection structure |
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| CN (1) | CN216745914U (en) |
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2021
- 2021-12-31 CN CN202123438036.2U patent/CN216745914U/en active Active
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