CN217058624U - Automatic go-no-go detection device - Google Patents
Automatic go-no-go detection device Download PDFInfo
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- CN217058624U CN217058624U CN202220014967.5U CN202220014967U CN217058624U CN 217058624 U CN217058624 U CN 217058624U CN 202220014967 U CN202220014967 U CN 202220014967U CN 217058624 U CN217058624 U CN 217058624U
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- connecting block
- displacement sensor
- cylinder
- automatic
- detection device
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- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000006073 displacement reaction Methods 0.000 claims abstract description 46
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 230000006698 induction Effects 0.000 claims description 8
- 238000005259 measurement Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses an automatic lead to and end detection device, including fixed block, first connecting block, second connecting block and cylinder, the cylinder is fixed on the fixed block, the third connecting block is connected to first connecting block, the third connecting block passes the fixed block through the slide bar and is connected with the response piece, first connecting block passes behind the first fixed block through sliding assembly and is connected with the second connecting block, be provided with on the second connecting block and lead to the no-go gage, set up embedded displacement sensor through the no-go gage, it removes specific laser displacement sensor to be provided with the measurement response piece on the fixed block, the PLC controller is connected to the cylinder electricity, PLC controller, laser displacement sensor and embedded displacement sensor signal connection PC. Utility model can realize that the through-hole of a plurality of big footpath type deep holes ends detection and degree of depth detects and goes on simultaneously, improves detection efficiency.
Description
Technical Field
The utility model relates to a lead to only the device, concretely relates to automatic lead to only detection device.
Background
In the fields of automobile part production, household appliance production and the like, the inner diameter of a large-diameter deep hole needs to be judged in size in many occasions, the phenomenon that the inner diameter is too small to block product assembly is avoided, and the inner diameter depth needs to be detected to determine the implementation step of the next assembly. When the large-diameter deep hole inner diameter through-stop detection is carried out, a manual detection mode is often adopted, the detection mode is that a through-stop gauge is manually used to approach the detection position of a detected product, the through-stop result is checked, and then paper data is recorded. And the manual detection recording method wastes paper, and has high labor cost, and on the other hand, the detection is usually carried out by separating the large-diameter deep hole inner diameter stop detection and the depth detection, so that the efficiency is low.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model relates to an automatic lead to only detection device solves current artifical detection inefficiency, can not detect the problem of hole depth.
The technical scheme is as follows: the utility model discloses an automatic lead to and end detection device, including fixed block, first connecting block, second connecting block and cylinder, the cylinder is fixed on the fixed block, first connecting block connects the third connecting block, the third connecting block passes the fixed block through the slide bar and is connected with the response piece, first connecting block passes first fixed block through the slip subassembly and is connected with the second connecting block, be provided with on the second connecting block and lead to the no-go gage, set up embedded displacement sensor through the no-go gage, be provided with on the fixed block and measure the response piece and remove specific laser displacement sensor, the cylinder electricity is connected the PLC controller, laser displacement sensor and embedded displacement sensor signal connection PC, the PLC controller control cylinder motion, cylinder drive lead to the no-go gage and the motion of response piece, laser displacement sensor measures the displacement that the response piece removed and sends to the PC, the PC machine judges whether the on-off gauge passes through a hole position to be measured or not according to the displacement of the induction piece, and the PC machine controls the action of the embedded displacement sensor according to a judgment result so as to measure the hole depth.
In order to facilitate the cylinder to drive the induction sheet and the go-no go gauge to move, the first connecting block is fixedly connected with the third connecting block through the connecting rod, and the sliding assembly comprises a second sliding rod and a third sliding rod which are arranged in parallel.
The convenient installation slide bar and slip subassembly, slide bar and slip subassembly all pass through the shaft hole cooperation with the fixed block.
The go-no go gauge is convenient to limit, and the front end of the go-no go gauge is provided with a limiting sheet.
The depth of the hole is convenient to test, the embedded displacement sensor is fixed inside the go-no-go gauge through a clamp spring, the embedded displacement sensor comprises a propulsion cylinder and a contact, and the propulsion cylinder drives the contact to stretch.
And the PLC controls the on-off of the air path of the air cylinder by controlling the electromagnetic valve of the air cylinder.
The PC is convenient to communicate with each sensor and is in signal connection with the laser displacement sensor and the embedded displacement sensor through the PCI data acquisition card.
In order to fix the object to be tested conveniently, the device further comprises a positioning support, the positioning support comprises a positioning cylinder and a clamping device, and the positioning cylinder drives the clamping device to clamp the object to be tested.
Has the beneficial effects that: the utility model discloses can realize that a plurality of big footpath type deep holes internal diameter leads to only to detect and the degree of depth detects and goes on simultaneously, improve detection efficiency, use laser displacement sensor to carry out the motion distance response, judge according to the motion distance and lead to only detect the condition, adaptability is good, and the accuracy is high, can set up different motion atmospheric pressure according to different products through valve adjusting cylinder power size, and convenient to use is nimble.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of a go/no-go gauge structure;
FIG. 3 is a schematic diagram of an embedded displacement sensor structure;
fig. 4 is an assembly schematic diagram for detecting by the utility model.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in figures 1-4, the automatic open-close detection device disclosed by the utility model comprises a fixed block 1, a first connecting block 2, a second connecting block 3 and a cylinder 4, wherein the cylinder 4 is fixed on the fixed block 1, the cylinder 4 is an inverted cylinder for driving a detection module, the cylinder 4 is connected with the first connecting block 2, the cylinder 4 is connected with an air pressure regulating valve by air pressure, the moving air pressure is controlled by the air pressure regulating valve, a PLC (programmable logic controller) controls the on-off of an air passage of the cylinder by controlling an electromagnetic valve so as to control the movement of the cylinder, the first connecting block 2 is connected with a third connecting block 5 by a connecting rod, the third connecting block 5 passes through the fixed block 1 by a sliding rod 9 and is connected with an induction sheet 6, the first connecting block 2 passes through the fixed block 1 by two second sliding rods 10 and a third sliding rod 11 which are arranged in parallel and then is connected with the second connecting block 3, the three sliding rods are matched with the fixed block 1 by shaft holes, a pass-stop gauge 7 is arranged on the second connecting block 3, the front end of the go-no go gauge 7 is provided with a limit piece 71, the limit piece 71 provides a limit function for the go-no go gauge 7, the fixed block 1 is provided with a laser displacement sensor 8 for measuring the movement of the induction sheet 6 and measuring the distance from the laser sensor 8 to the induction sheet 6, the PC judges the travel distance of the air cylinder 4 according to the received displacement distance and further judges whether the go-no go gauge with the limit passes through the go-no go gauge position or not, a signal is provided for the depth detection of the embedded displacement sensor or not, the go-no go gauge is provided with an embedded displacement sensor 73, the embedded displacement sensor is fixed in the go-no go gauge through a snap spring 72, the embedded displacement sensor comprises a propulsion air cylinder and a contact, the propulsion air cylinder drives the contact to stretch and be used for detecting the hole depth of the large-diameter deep hole, when the go-no go gauge can enter the hole to be detected for 1mm, the limit piece 71 starts to play a role, the go-no go gauge with the limit can not go-no go gauge any further go gauge, the laser displacement sensor senses the limit distance and transmits a signal to the PC, the PC starts the depth of the embedded displacement sensor measuring hole, the embedded displacement sensor is fixed inside the go-no-go gauge through the clamp spring, and the embedded displacement sensor drives the contact to stretch and retract through the propulsion cylinder and the contact. The PC is in signal connection with the laser displacement sensor and the embedded displacement sensor through the PCI data acquisition card, the device is placed according to the hole site of a product to be detected, the distance between the band-pass stop gauge and the hole is 3mm, when the band-pass stop gauge moves, the distance between the sensing piece and the sensing piece is greater than or equal to 4.0 +/-0.5 mm measured by the laser sensor, and the sensing hole site is considered to pass through; and if the distance of the sensing piece measured by the laser sensor is less than 3.0+0.5mm, the sensing piece is judged to be unqualified.
When using the utility model discloses examine time measuring, the process is as follows:
(1) placing an object to be tested on a positioning bracket, and driving a clamping device to clamp the object to be tested through a positioning cylinder;
(2) the PLC controller is controlled by the PC to drive the cylinder to act, the inverted cylinder is changed from an extending state to a retracting state and drives the cylinder with the limiting go-no-go gauge and the sensing piece to move forwards simultaneously, if the hole site is qualified, 1mm at the front end of the go-no-go gauge passes through the hole site, the laser displacement sensor measures the moving distance of the sensing piece and feeds the distance back to the PC, the PC starts the embedded displacement sensor to start hole depth detection and feeds tested data back to the PC to be displayed and stored, if the hole site is unqualified, the cylinder with the limiting go-no-go gauge cannot enter the hole site, the laser displacement sensor measures the moving distance of the sensing piece and feeds the distance back to the PC, the PC controls the cylinder to extend out according to a distance signal, the go-no-go gauge is driven to withdraw, and the hole site is recorded to be unqualified.
Claims (8)
1. The utility model provides an automatic lead to and end detection device, its characterized in that, includes fixed block (1), first connecting block (2), second connecting block (3) and cylinder (4), cylinder (4) are fixed on fixed block (1), third connecting block (5) are connected in first connecting block (2), third connecting block (5) pass fixed block (1) through slide bar (9) and are connected with response piece (6), first connecting block (2) pass fixed block (1) back through sliding assembly and are connected with second connecting block (3), be provided with logical no-go gage (7) on second connecting block (3), logical no-go gage (7) set up embedded displacement sensor (73), be provided with on fixed block (1) and measure response piece and remove specific laser displacement sensor (8), cylinder electricity connection director, PLC controller, The laser displacement sensor and the embedded displacement sensor are in signal connection with the PC, the PLC controls the cylinder to move, the cylinder drives the go-no go gauge and the induction sheet to move, the laser displacement sensor measures the displacement of the induction sheet and transmits the displacement to the PC, the PC judges whether the go-no go gauge passes through a hole position to be measured or not according to the displacement of the induction sheet, and the PC controls the embedded displacement sensor to act according to a judgment result so as to measure the hole depth.
2. The automatic check-on device according to claim 1, characterized in that the first connecting block is fixedly connected to a third connecting block by a connecting rod, and the sliding assembly comprises two second sliding rods (10) and a third sliding rod (11) arranged in parallel.
3. The automatic go-no-go detection device of claim 1, wherein the slide bar and the slide assembly are engaged with the fixed block through shaft holes.
4. The automatic go-no go detection device according to claim 1, characterized in that the leading end of the go-no go gauge is provided with a limiting piece (71).
5. The automatic go-no go detection device according to claim 1, wherein the embedded displacement sensor is fixed inside the go-no go gauge through a snap spring (72), and the embedded displacement sensor comprises a propulsion cylinder and a contact, and the propulsion cylinder drives the contact to extend and retract.
6. The automatic on-off detection device of claim 1, wherein the PLC controller controls the on-off of the air passage of the air cylinder by controlling an electromagnetic valve of the air cylinder.
7. The automatic go-no-go detection device of claim 1, wherein the PC is in signal connection with the laser displacement sensor and the embedded displacement sensor through a PCI data acquisition card.
8. The automatic opening and closing detection device according to claim 1, further comprising a positioning bracket (12) including a positioning cylinder and a clamping device, wherein the positioning cylinder drives the clamping device to clamp the object to be tested.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123373417 | 2021-12-29 | ||
| CN2021233734177 | 2021-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217058624U true CN217058624U (en) | 2022-07-26 |
Family
ID=82482295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220014967.5U Active CN217058624U (en) | 2021-12-29 | 2022-01-05 | Automatic go-no-go detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217058624U (en) |
-
2022
- 2022-01-05 CN CN202220014967.5U patent/CN217058624U/en active Active
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