CN222317964U - Exhaust pipe inspection tool - Google Patents
Exhaust pipe inspection tool Download PDFInfo
- Publication number
- CN222317964U CN222317964U CN202421234485.6U CN202421234485U CN222317964U CN 222317964 U CN222317964 U CN 222317964U CN 202421234485 U CN202421234485 U CN 202421234485U CN 222317964 U CN222317964 U CN 222317964U
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- China
- Prior art keywords
- detection
- exhaust pipe
- port
- positioning pin
- bottom plate
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- 238000007689 inspection Methods 0.000 title claims description 12
- 238000001514 detection method Methods 0.000 claims abstract description 69
- 238000005452 bending Methods 0.000 abstract description 8
- 230000001960 triggered effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model provides an exhaust pipe detection tool, which comprises a bottom plate, wherein two port detection devices for detecting pipe ports are arranged on the bottom plate, a plurality of detection bases are arranged between the port detection devices, detection grooves are formed in the detection bases, the upper ends of the detection grooves are open, and correlation sensors are arranged at the upper ends of the detection grooves. The utility model has high detection automation degree and greatly improves the detection efficiency, and can detect the length of the pipe fitting, the roundness of the port and the three-dimensional bending form of the pipe fitting at the same time by one detection operation, thereby having high detection integrity.
Description
Technical Field
The utility model relates to the technical field of detection tools, in particular to an exhaust pipe detection tool.
Background
When the exhaust pipe is produced, a straight pipe blank is bent for a plurality of times through the pipe bending machine, so that the exhaust pipe reaches a required three-dimensional bending form. In the conventional exhaust pipe, it is generally necessary to detect whether the entire length, port roundness, and bending form of the exhaust pipe are acceptable or not when quality inspection is performed. Traditional detection mode operation is comparatively troublesome, and detection efficiency is low.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an exhaust pipe gauge.
The exhaust pipe detection tool comprises a bottom plate, two port detection devices for detecting pipe ports are arranged on the bottom plate, a plurality of detection bases are arranged between the port detection devices, detection grooves are formed in the detection bases, the upper ends of the detection grooves are open, and correlation sensors are arranged at the upper ends of the detection grooves.
Preferably, a bottom positioning block is arranged at the bottom of the detection groove, and side positioning blocks are respectively arranged at two sides of the detection groove.
Preferably, the correlation sensor is a laser correlation sensor or an infrared correlation sensor.
Preferably, the detection bases at both ends are provided with photoelectric switches.
Preferably, the port detection device comprises a bracket fixedly arranged on the bottom plate, a telescopic driving piece is arranged on the bracket, a go-no-go gauge for detecting the roundness of the pipe fitting port is connected to the telescopic driving piece, and three groups of micro switches are arranged between the go-no-go gauge and the telescopic driving piece.
Preferably, the telescopic driving member is a cylinder.
Preferably, the bottom plate is arranged on the fixed platform, and a detachable installation mechanism is arranged between the bottom plate and the fixed platform.
Preferably, the detachable mounting mechanism comprises a first positioning pin hole arranged on the bottom plate, a second positioning pin hole arranged on the fixed platform and corresponding to the first positioning pin hole, a positioning pin and a locking screw, wherein the positioning pin is inserted into the first positioning pin hole and the second positioning pin hole, and the bottom plate is fastened on the fixed platform through the locking screw.
Preferably, the bottom plate is provided with a hanging ring.
The beneficial effects of the utility model are as follows:
1. The detection automation degree is high, and the detection efficiency is greatly improved;
2. The length, the port roundness and the three-dimensional bending form of the pipe fitting can be detected simultaneously by one detection operation, and the detection integrity is high.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged view of a portion a in fig. 1.
Fig. 3 is a top view of the present utility model.
Fig. 4 is an enlarged view of a portion B in fig. 3.
In the figure, 1, a fixed platform, 2, a bottom plate, 3, a bracket, 4, a telescopic driving piece, 5, a go-no-go gauge, 6, a detection base, 7, a pipe fitting, 8, a hanging ring, 9, a first positioning pin hole, 10, a bottom positioning block, 11, a side positioning block, 12, a correlation sensor, 13, a locking screw, 15, a photoelectric switch, 16 and a micro switch.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in fig. 1 to 4, an exhaust pipe detection tool comprises a bottom plate 2 and a control device, wherein two port detection devices for detecting ports of a pipe fitting 7 are arranged on the bottom plate 2, a plurality of detection bases 6 are arranged between the port detection devices, detection grooves are formed in the detection bases 6, the upper ends of the detection grooves are open, and correlation sensors 12 are arranged at the upper ends of the detection grooves.
Wherein, the control device adopts a PLC programmable controller. The detection groove is a U-shaped groove. The bottom of the detection groove is provided with a bottom positioning block 10, and two sides of the detection groove are respectively provided with a side positioning block 11. When the pipe 7 is detected, the pipe 7 is simultaneously placed in each detection groove, and the pipe 7 is positioned by the bottom positioning block 10 and the side positioning block 11.
The correlation sensor 12 includes a transmitting module and a receiving module, which are respectively disposed at both sides of the upper end of the detection groove. In the present embodiment, the correlation sensor 12 is a laser correlation sensor 12 or an infrared correlation sensor 12. The detection bases 6 at the two ends are provided with photoelectric switches 15. The correlation sensor 12 is electrically connected to the control device.
The port detection device comprises a support 3 fixedly arranged on a bottom plate, a telescopic driving piece 4 is arranged on the support 3, a go-no-go gauge 5 for detecting the roundness of a port of a pipe fitting 7 is connected to the telescopic driving piece 4, and three groups of micro switches 16 are arranged between the go-no-go gauge 5 and the telescopic driving piece 4. Three groups of micro switches 16 are arranged in an annular array between the go-no-go gauge 5 and the telescopic driving piece 4. The microswitch 16 is electrically connected to the control device.
After the pipe fitting 7 is placed in place on the exhaust pipe inspection device, the port of the pipe fitting 7 is opposite to the go-no-go gauge 5, the go-no-go gauge 5 is driven to extend through the telescopic driving piece 4, and whether the roundness of the port of the pipe fitting 7 is qualified or not is detected through the go-no-go gauge 5. If the go-no-go gauge 5 can be inserted into the port of the pipe fitting 7, the roundness of the port of the surface pipe fitting 7 is qualified, and if the go-no-go gauge cannot be inserted into the port, the port of the surface pipe fitting 7 is not qualified. When the port detection is carried out, the extension length of the go-no-go gauge 5 is fixed, if the length between two ends of the pipe fitting 7 is qualified, the three groups of micro switches 16 can be triggered after the go-no-go gauge 5 is inserted into the port of the pipe fitting 7, and if the length of the pipe fitting is short, at least one group of micro switches 16 in the three groups of micro switches 16 can not be triggered, and the product is judged to be unqualified.
In this embodiment, the telescopic driving member 4 is an air cylinder. The cylinder body of the cylinder is fixed on the bracket 3, and the go-no-go gauge 5 is arranged on a piston rod of the cylinder.
The bottom plate is arranged on the fixed platform 1, and a detachable installation mechanism is arranged between the bottom plate and the fixed platform 1. Specifically, the detachable mounting mechanism comprises a first positioning pin hole 9 arranged on the bottom plate, a second positioning pin hole, a positioning pin and a locking screw 13, wherein the second positioning pin hole, the positioning pin and the locking screw 13 are arranged on the fixed platform 1 and correspond to the first positioning pin hole 9, and the positioning pin is inserted into the first positioning pin hole 9 and the second positioning pin hole to fasten the bottom plate 2 on the fixed platform 1 through the locking screw 13. The bottom plate is provided with a hanging ring 8. The bottom plate is connected with the fixed platform 1 through the detachable mounting mechanism, so that the mounting and the dismounting of the checking fixture are facilitated.
In the detection of the pipe 7, the specific method is as follows:
Step one, the pipe fitting 7 to be detected is put on an exhaust pipe detection tool in a manual or mechanical mode, the pipe fitting 7 is put in each detection groove at the same time, the photoelectric switches 15 at two ends detect the pipe fitting 7, if the pipe fitting 7 is not detected, the pipe fitting 7 cannot be put on the exhaust pipe detection tool perfectly, the pipe fitting 7 is judged to be unqualified directly, and if the pipe fitting 7 is detected, the pipe fitting 7 is judged to be qualified.
And step two, after the photoelectric switch 15 detects that the pipe fitting 7 is in place, the control device controls the telescopic driving piece 4 to drive the go-no-go gauge 5 to extend, the fact that the go-no-go gauge 5 can not be normally inserted into a port of the pipe fitting 7 is judged, if the go-no-go gauge 5 cannot be normally inserted into the port of the pipe fitting 7, the roundness of the port of the pipe fitting 7 is judged to be unqualified, in addition, when the port is detected, if all three groups of micro switches 16 can be triggered, the length of the pipe fitting 7 is judged to be qualified, and otherwise, the length of the pipe fitting 7 is judged to be unqualified.
In addition, by arranging three groups of micro switches, whether the end face of the pipe fitting is vertical to the central axis of the pipe fitting can be detected, if the perpendicularity of the end face of the pipe fitting is qualified, the three groups of micro switches are triggered, and if the perpendicularity of the end face of the pipe fitting is not qualified, at least one group of micro switches are not triggered.
And step three, after the detection is qualified, detecting the pipe fitting 7 through the correlation sensor 12 arranged on the detection base 6, if all the correlation sensors 12 do not detect the existence of the pipe fitting 7, indicating that each part of the pipe fitting 7 can be put into the detection groove perfectly, and judging that the three-dimensional bending form of the pipe fitting 7 is unqualified, otherwise, judging that the three-dimensional bending form of the pipe fitting 7 is unqualified.
Only if all the tests in the first to third steps are qualified, the pipe fitting 7 is finally judged to be in a qualified state, and if any one of the tests is unqualified, the pipe fitting 7 is finally judged to be unqualified.
The utility model has the following advantages:
1. The detection automation degree is high, and the detection efficiency is greatly improved;
2. The length, the port roundness and the three-dimensional bending form of the pipe fitting 7 can be detected simultaneously by one detection operation, and the detection integrity is high.
3. The bottom plate is connected with the fixed platform 1 through the detachable installation mechanism, so that the installation and the replacement of the checking fixture are facilitated.
The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.
Claims (9)
1. The utility model provides an exhaust pipe examines utensil, its characterized in that, includes the bottom plate, is equipped with two port detection device that are used for detecting the pipe fitting port on the bottom plate, is equipped with a plurality of detection base between the port detection device, is equipped with the detection groove on the detection base, and the upper end of detection groove is uncovered, and the upper end of detection groove is equipped with correlation sensor.
2. The exhaust pipe gauge according to claim 1, wherein a bottom positioning block is arranged at the bottom of the detection groove, and side positioning blocks are respectively arranged at two sides of the detection groove.
3. The exhaust pipe inspection tool according to claim 1, wherein the correlation sensor is a laser correlation sensor or an infrared correlation sensor.
4. The exhaust pipe inspection device according to claim 1, wherein the inspection bases at both ends are provided with photoelectric switches.
5. The exhaust pipe inspection device according to claim 1, wherein the port inspection device comprises a bracket fixedly arranged on the bottom plate, a telescopic driving piece is arranged on the bracket, a go-no-go gauge for detecting the roundness of the port of the pipe fitting is connected to the telescopic driving piece, and three groups of microswitches are arranged between the go-no-go gauge and the telescopic driving piece.
6. The exhaust pipe inspection tool of claim 5, wherein the telescoping drive member is a cylinder.
7. The exhaust pipe inspection tool according to any one of claims 1-6, wherein the base plate is mounted on a fixed platform, and a detachable mounting mechanism is provided between the base plate and the fixed platform.
8. The exhaust pipe inspection device according to claim 7, wherein the detachable mounting mechanism comprises a first positioning pin hole formed in the bottom plate, a second positioning pin hole formed in the fixing platform and corresponding to the first positioning pin hole, a positioning pin, and a locking screw, wherein the positioning pin is inserted into the first positioning pin hole and the second positioning pin hole, and the bottom plate is fastened on the fixing platform through the locking screw.
9. The exhaust pipe inspection device of claim 7, wherein the base plate is provided with a lifting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421234485.6U CN222317964U (en) | 2024-05-31 | 2024-05-31 | Exhaust pipe inspection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421234485.6U CN222317964U (en) | 2024-05-31 | 2024-05-31 | Exhaust pipe inspection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222317964U true CN222317964U (en) | 2025-01-07 |
Family
ID=94093582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421234485.6U Active CN222317964U (en) | 2024-05-31 | 2024-05-31 | Exhaust pipe inspection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222317964U (en) |
-
2024
- 2024-05-31 CN CN202421234485.6U patent/CN222317964U/en active Active
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