CN212320639U - Riveting pin detection device - Google Patents
Riveting pin detection device Download PDFInfo
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- CN212320639U CN212320639U CN202022098906.5U CN202022098906U CN212320639U CN 212320639 U CN212320639 U CN 212320639U CN 202022098906 U CN202022098906 U CN 202022098906U CN 212320639 U CN212320639 U CN 212320639U
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Abstract
The utility model discloses a riveting pin detection device, detection efficiency is higher. Comprises a bottom plate, a linear guide rail and a detection area are arranged on the bottom plate, a slide block is in sliding fit with the linear guide rail, a driving mechanism of the slide block is arranged on the bottom plate, a first sensor mounting plate is fixed on the slide block, the first sensor mounting plate is provided with two support plates, a first detection sensor pair is arranged at the lower ends of the two support plates, is used for detecting the diameter of the lower part of the large-diameter section of the riveting pin, the upper ends of the two support plates are provided with a second detection sensor pair, used for detecting the diameter of the upper part of the large-diameter section of the riveting pin, a first supporting plate is vertically arranged on the first sensor mounting plate, a second sensor mounting plate is fixed on the first supporting plate, a third detection sensor pair is arranged at the two ends of the second sensor mounting plate, the diameter of the small-diameter section of the riveting pin is detected, the second supporting plate and the third sensor mounting plate are fixed at the top of the first supporting plate, and the fourth detection sensor pairs are installed on two sides of the third sensor mounting plate and used for detecting the length of the large-diameter section of the riveting pin.
Description
Technical Field
The utility model relates to a detection device technical field especially relates to a riveting pin detection device.
Background
The existing rivet pin detection device is single in function, can only detect the single size of a rivet pin, and is complex in operation, low in automation degree and low in detection efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a riveting round pin detection device, detection efficiency is higher.
The purpose of the utility model is realized like this:
a rivet pin detection device comprises a bottom plate, a linear guide rail and a detection area are longitudinally arranged on the bottom plate, a slide block is matched on the linear guide rail in a sliding manner, a driving mechanism for driving the slide block to slide along the linear guide rail is arranged on the bottom plate,
a first sensor mounting plate is fixed on the sliding block, two support plates are arranged at one end of the first sensor mounting plate adjacent to the detection area, the two support plates are positioned at two sides of the detection area, a first detection sensor pair is arranged at the lower ends of the two support plates and used for detecting the diameter of the lower part of the large-diameter section of the riveting pin, a second detection sensor pair is arranged at the upper ends of the two support plates and used for detecting the diameter of the upper part of the large-diameter section of the riveting pin,
a first supporting plate is vertically arranged in the middle of the first sensor mounting plate, a U-shaped second sensor mounting plate is fixed on the first supporting plate, two ends of the second sensor mounting plate extend towards the detection area and are positioned at two sides of the detection area, a third detection sensor pair is arranged at two ends of the second sensor mounting plate and is used for detecting the diameter of the small-diameter section of the riveting pin,
the top of first backup pad is fixed with the second backup pad that extends towards detection area, and the end of second backup pad is fixed with the third sensor mounting panel of downwardly extending, and the fourth detection sensor pair is installed to the both sides of third sensor mounting panel for detect the length of riveting round pin major diameter section.
Preferably, a workpiece pad is fixed on the detection area and used for vertically placing the riveting pin.
Preferably, the driving mechanism comprises a motor mounting plate fixed on the bottom plate, a servo motor fixed on the motor mounting plate, a ball screw connected with the servo motor, and a screw nut seat fixed on the first sensor mounting plate, wherein the screw nut seat is in threaded fit with the ball screw to form a screw nut mechanism.
Preferably, a bearing seat is fixed on the bottom plate, and one end of the ball screw is supported on the bearing seat through a bearing.
Preferably, the two detection sensors of the fourth detection sensor pair are located at different heights, wherein the lower detection sensor is used for detecting the distance between the lower end steps of the large-diameter section of the rivet pin, and the higher detection sensor is used for detecting the distance between the upper end steps of the large-diameter section of the rivet pin.
Preferably, each detection sensor is a loose HG-1050 laser displacement sensor.
A rivet pin detection method comprises a detection device, and the detection method comprises the following steps:
s1, detecting sensor calibration;
s2, placing a riveting pin to be tested;
s2, the servo motor rotates forwards to drive the detection sensors to move through a detection area, the motor rotates backwards, the detection sensors scan the surface of the rivet pin to be detected, the sum of the maximum values of the detection data of the first detection sensor pair is the diameter of the lower part of the large-diameter section of the rivet pin to be detected, the sum of the maximum values of the detection data of the second detection sensor pair is the diameter of the upper part of the large-diameter section of the rivet pin to be detected, the sum of the maximum values of the detection data of the third detection sensor pair is the diameter of the small-diameter section of the rivet pin to be detected, and the difference of the detection data of the fourth detection sensor pair is the length.
Preferably, in step S1, the sensor calibration method includes: the method comprises the steps of placing a rivet pin with a known size in a detection area, inputting the size of each detection part of the rivet pin, driving each detection sensor to scan the surface of the rivet pin by a servo motor, comparing the measured value of the rivet pin with the actual value of the rivet pin to obtain the size deviation value of each detection part of the rivet pin, and completing calibration of the detection sensors.
Since the technical scheme is used, the utility model is simple in operation, degree of automation is high, and detection efficiency is higher.
Drawings
FIG. 1 is a schematic structural view of a rivet pin;
FIG. 2 is a schematic view of the installation of each detection sensor in the present invention;
FIG. 3 is a schematic structural view of the present invention;
fig. 4 is a schematic top view of the present invention;
fig. 5 is a schematic side view of the present invention.
Reference numerals
In the drawing, 1 is a first sensor mounting plate, 2 is a bottom plate, 3 is a linear guide rail, 4 is a ball screw, 5 is a bearing seat, 6 is a servo motor, 7 is a rivet pin, 8 and 9 are first detection sensor pairs, 10 and 11 are second detection sensor pairs, 12 and 13 are third detection sensor pairs, 14 and 15 are fourth detection sensor pairs, 16 is a first supporting plate, 17 is a second sensor mounting plate, 18 is a second supporting plate, and 19 is a third sensor mounting plate.
Detailed Description
Referring to fig. 1-5, the rivet pin detection device comprises a bottom plate, wherein a linear guide rail and a detection area are longitudinally arranged on the bottom plate, a workpiece pad is fixed on the detection area and used for vertically placing a rivet pin, the flatness is higher, and the rivet pin detection device is convenient to replace. The linear guide rail is matched with a sliding block in a sliding mode, and the bottom plate is provided with a driving mechanism used for driving the sliding block to slide along the linear guide rail. The driving mechanism comprises a motor mounting plate fixed on the bottom plate, a servo motor fixed on the motor mounting plate, a ball screw connected with the servo motor, and a screw nut seat fixed on the first sensor mounting plate, wherein the screw nut seat is in threaded fit with the ball screw to form a screw nut mechanism. A bearing seat is fixed on the bottom plate, and one end of the ball screw is supported on the bearing seat through a bearing.
The detection device is characterized in that a first sensor mounting plate is fixed on the sliding block, two support plates are arranged at one ends, adjacent to a detection area, of the first sensor mounting plate, the two support plates are located on two sides of the detection area, a first detection sensor pair 8 and a first detection sensor pair 9 are mounted at the lower ends of the two support plates and used for detecting the diameter of the lower portion of the large-diameter section b of the riveting pin, and a second detection sensor pair 10 and a second detection sensor pair 11 are mounted at the upper ends of the two support plates and used for detecting the diameter of the upper.
The middle part of first sensor mounting panel is equipped with first backup pad immediately, be fixed with the second sensor mounting panel that is the U type in the first backup pad, the both ends of second sensor mounting panel extend towards the detection area direction, and are located the detection area both sides, and the third detection sensor of both ends installation of second sensor mounting panel is to 12, 13 for detect the diameter of riveting round pin minor diameter section an.
The top of first backup pad is fixed with the second backup pad that extends towards detection area, and the end of second backup pad is fixed with the third sensor mounting panel of downwardly extending, and the fourth detection sensor pair 14, 15 is installed to the both sides of third sensor mounting panel for detect the length L of riveting pin major diameter section. And the two detection sensors of the fourth detection sensor pair are positioned at different heights, wherein the lower detection sensor 15 is used for detecting the distance between the steps at the lower end of the large-diameter section of the riveting pin, and the higher detection sensor 14 is used for detecting the distance between the steps at the upper end of the large-diameter section of the riveting pin.
Each detection sensor is a loose HG-1050 laser displacement sensor. The measuring range is 35-65 mm, the precision is 0.01mm, and the output mode is 0-5V continuous voltage signals. The voltage signals correspond to the displacement values one by one, size data are obtained after AD conversion, and the size data are collected by a computer.
A rivet pin detection method comprises the following steps:
s1, detecting sensor calibration;
in step S1, the sensor calibration method includes: the method comprises the steps of placing a rivet pin with a known size in a detection area, inputting the size of each detection part of the rivet pin, driving each detection sensor to scan the surface of the rivet pin by a servo motor, comparing the measured value of the rivet pin with the actual value of the rivet pin to obtain the size deviation value of each detection part of the rivet pin, and completing calibration of the detection sensors.
And S2, placing the rivet pin to be tested.
S2, the servo motor rotates forwards to drive the detection sensors to move through a detection area, the motor rotates backwards, the detection sensors scan the surface of the rivet pin to be detected, the sum of the maximum values of the detection data of the first detection sensor pair is the diameter of the lower part of the large-diameter section of the rivet pin to be detected, the sum of the maximum values of the detection data of the second detection sensor pair is the diameter of the upper part of the large-diameter section of the rivet pin to be detected, the sum of the maximum values of the detection data of the third detection sensor pair is the diameter of the small-diameter section of the rivet pin to be detected, and the difference of the detection data of the fourth detection sensor pair is the length.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a riveting round pin detection device which characterized in that: comprises a bottom plate, a linear guide rail and a detection area are longitudinally arranged on the bottom plate, a slide block is matched on the linear guide rail in a sliding way, a driving mechanism for driving the slide block to slide along the linear guide rail is arranged on the bottom plate,
a first sensor mounting plate is fixed on the sliding block, two support plates are arranged at one end of the first sensor mounting plate adjacent to the detection area, the two support plates are positioned at two sides of the detection area, a first detection sensor pair is arranged at the lower ends of the two support plates and used for detecting the diameter of the lower part of the large-diameter section of the riveting pin, a second detection sensor pair is arranged at the upper ends of the two support plates and used for detecting the diameter of the upper part of the large-diameter section of the riveting pin,
a first supporting plate is vertically arranged in the middle of the first sensor mounting plate, a U-shaped second sensor mounting plate is fixed on the first supporting plate, two ends of the second sensor mounting plate extend towards the detection area and are positioned at two sides of the detection area, a third detection sensor pair is arranged at two ends of the second sensor mounting plate and is used for detecting the diameter of the small-diameter section of the riveting pin,
the top of first backup pad is fixed with the second backup pad that extends towards detection area, and the end of second backup pad is fixed with the third sensor mounting panel of downwardly extending, and the fourth detection sensor pair is installed to the both sides of third sensor mounting panel for detect the length of riveting round pin major diameter section.
2. The rivet pin detection apparatus according to claim 1, wherein: and a workpiece pad is fixed on the detection area and used for vertically placing the riveting pin.
3. The rivet pin detection apparatus according to claim 1, wherein: the driving mechanism comprises a motor mounting plate fixed on the bottom plate, a servo motor fixed on the motor mounting plate, a ball screw connected with the servo motor, and a screw nut seat fixed on the first sensor mounting plate, wherein the screw nut seat is in threaded fit with the ball screw to form a screw nut mechanism.
4. The rivet pin detection apparatus according to claim 3, wherein: a bearing seat is fixed on the bottom plate, and one end of the ball screw is supported on the bearing seat through a bearing.
5. The rivet pin detection apparatus according to claim 1, wherein: and the two detection sensors of the fourth detection sensor pair are positioned at different heights, wherein the lower detection sensor is used for detecting the distance between the steps at the lower end of the large-diameter section of the riveting pin, and the higher detection sensor is used for detecting the distance between the steps at the upper end of the large-diameter section of the riveting pin.
6. The rivet pin detection apparatus according to claim 1, wherein: each detection sensor is a loose HG-1050 laser displacement sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098906.5U CN212320639U (en) | 2020-09-22 | 2020-09-22 | Riveting pin detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022098906.5U CN212320639U (en) | 2020-09-22 | 2020-09-22 | Riveting pin detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212320639U true CN212320639U (en) | 2021-01-08 |
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ID=74016692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022098906.5U Active CN212320639U (en) | 2020-09-22 | 2020-09-22 | Riveting pin detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212320639U (en) |
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2020
- 2020-09-22 CN CN202022098906.5U patent/CN212320639U/en active Active
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