CN210952740U - Split type work piece internal and external diameter measuring device - Google Patents
Split type work piece internal and external diameter measuring device Download PDFInfo
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- CN210952740U CN210952740U CN201922470867.4U CN201922470867U CN210952740U CN 210952740 U CN210952740 U CN 210952740U CN 201922470867 U CN201922470867 U CN 201922470867U CN 210952740 U CN210952740 U CN 210952740U
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Abstract
The utility model discloses a split type workpiece inner and outer diameter measuring device, which comprises a box body, wherein the box body comprises a gas box shell and an electric box shell which are connected and mutually isolated; the air box shell is provided with an air inlet assembly, a pressure stabilizing valve, a distribution chamber, an air quantity regulating valve and an air outlet nozzle which are connected in sequence; a differential pressure sensor is arranged on the distribution chamber; and an industrial control board electrically connected with the differential pressure sensor is arranged in the electric box shell, and the industrial control board is electrically connected with a connector assembly and a switch assembly which are positioned on the electric box shell. The utility model provides a split type workpiece inner and outer diameter measuring device, which obtains the inner and outer diameters of the workpiece by measuring in a mode of converting gas signals into electric signals, and has quick detection and high accuracy; the gas circuit and the circuit part are mutually isolated, so that the safety of the equipment is ensured.
Description
Technical Field
The utility model relates to an external diameter measurement field in the work piece especially relates to an internal diameter measuring device and external diameter measuring device in split type work piece.
Background
During the production process of workpieces, the aperture or the shaft diameter value of the workpiece needs to be measured so as to control the dimensional accuracy of the product within a proper range. In the traditional measuring method, manual measurement is mainly adopted. However, when manually measuring using the inside and outside diameter gauges, since the gauges are likely to be slightly inclined, it is difficult to accurately measure the diameter at a predetermined position, and there is a problem that the measurement accuracy is low in manual measurement for some workpieces requiring high dimensional accuracy. In addition, due to the fact that multi-point measurement is needed, time consumed by manual measurement and calculation reaches 2-3 minutes, efficiency is extremely low, and the method is not suitable for one-by-one detection of large-batch workpieces.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a split type workpiece inner and outer diameter measuring device, which obtains the inner and outer diameters of the workpiece by measuring in a mode of converting gas signals into electric signals, and has quick detection and high accuracy; the gas circuit and the circuit part are mutually isolated, so that the safety of the equipment is ensured.
In order to achieve the purpose, the utility model provides a split type workpiece inner and outer diameter measuring device, which comprises a box body, wherein the box body comprises an air box shell and an electric box shell which are connected and mutually isolated; the air box shell is provided with an air inlet assembly, a pressure stabilizing valve, a distribution chamber, an air quantity regulating valve and an air outlet nozzle which are connected in sequence; a differential pressure sensor is arranged on the distribution chamber; and an industrial control board electrically connected with the differential pressure sensor is arranged in the electric box shell, and the industrial control board is electrically connected with a connector assembly and a switch assembly which are positioned on the electric box shell.
As a further improvement, the air inlet assembly comprises a hand slide valve, an air inlet joint and an air inlet pipe which are connected in sequence, and the air inlet pipe is connected between the air inlet joint and the pressure stabilizing valve.
As a further improvement of the utility model, the air inlet joint, the air inlet pipe, the pressure stabilizing valve and the distribution chamber are all positioned in the air box shell; the hand slide valve, the air quantity regulating valve and the air outlet nozzle are all positioned on the side wall of the air box shell.
As a further improvement of the present invention, the gas box housing is located below the electric box housing.
As a further improvement, the electronic box shell is connected with a display screen, the display screen is electrically connected with the industrial control board.
As a further improvement of the present invention, the connector assembly includes one or any combination of an I/O interface, a USB jack, a power interface, a LAN bus interface, and a first data connector provided on the electrical box housing.
As a further improvement of the present invention, the switch assembly includes a power switch.
As a further improvement, the industrial control board is electrically connected with an alarm, the alarm is arranged on the box body.
Advantageous effects
Compared with the prior art, the utility model discloses an external diameter measuring device in split type work piece's advantage does:
1. when in use, the air outlet nozzle is externally connected with an inner diameter measurement auxiliary part provided with an air outlet hole. Compressed gas is caused to enter the distribution chamber of the gas box housing through the gas inlet assembly. The air outlet size is adjusted by the air flow adjusting valve, so that the electric signal of the differential pressure sensor is in a measuring range. The inner diameter measurement auxiliary part extends into a hole of a workpiece, the measured value of the differential pressure sensor changes at the moment, and the measured value is reflected on a display screen after being processed by an industrial control board, so that the inner diameter of the workpiece is obtained. The outer diameter of the workpiece is measured in a similar manner to the inner diameter. The measuring device can quickly and accurately detect the inner diameter and the outer diameter of the workpiece, has high efficiency, and is suitable for one-by-one detection of large-batch workpieces. In addition, because the gas circuit and the circuit part are respectively arranged in the gas box shell and the electric box shell and are mutually isolated, even if one of the gas circuit and the circuit is damaged, the other one is not affected, and the safety of the equipment is ensured.
2. The air inlet assembly comprises a hand slide valve, an air inlet joint and an air inlet pipe which are connected in sequence. The manual slide valve is used as an air source switch, so that the operation is convenient during opening and closing.
3. Because the gas circuit part comprises a gas inlet assembly, a pressure stabilizing valve, a distribution chamber, a gas quantity regulating valve, a gas outlet nozzle and the like which need to bear certain gas pressure, the mass of each part is larger. The air box shell is arranged below the electric box shell, so that the gravity center of the whole measuring device can be reduced, and the arrangement is more stable. In addition, compare and control the setting in gas tank shell and electronic box shell, electronic box shell and gas tank shell arrange from top to bottom also can reduce area.
4. The display screen is arranged on the electric box shell, so that the product integration level is higher, and the number of equipment needing to be matched is reduced.
The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.
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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of a split workpiece inner and outer diameter measuring device;
FIG. 2 is a left side sectional view of the split workpiece inner and outer diameter measuring device;
FIG. 3 is a rear view of the split workpiece inner and outer diameter measuring device;
fig. 4 is a schematic view of the inner diameter measurement aid and the workpiece.
Detailed Description
Embodiments of the present invention will now be described with reference to the accompanying drawings.
Examples
The utility model discloses a specific embodiment is as shown in fig. 1 to fig. 4, a split type work piece internal and external diameter measuring device, including the box, the box is including being connected and the gas tank shell 5 and the electronic box shell 6 of mutual isolation. The air box shell 5 is provided with an air inlet assembly, a pressure stabilizing valve 12, a distribution chamber 23, an air quantity regulating valve 2 and an air outlet nozzle 1 which are connected in sequence. A differential pressure sensor 13 is mounted outside the distribution chamber 23. An industrial control board 14 electrically connected with the differential pressure sensor 13 is arranged in the electric box shell 6, and the industrial control board 14 is electrically connected with a connector assembly and a switch assembly which are positioned on the electric box shell 6. In this embodiment, the air inlet assembly, the pressure stabilizing valve 12, the distribution chamber 23, the air quantity regulating valve 2 and the air outlet nozzles 1 are in multiple groups, and the air outlet nozzles 1 are transversely arranged on the front side plate of the air box shell 5. One for each outlet nozzle 1, distribution chamber 23. The surge tank valve 12 is used to regulate and stabilize the intake air pressure.
If the gas path component in the gas box shell 5 is damaged due to the influence of the gas pressure for a long time, the damaged component can not enter the electric box shell 6 even if fragments appear, and the electronic element in the electric box shell 6 is prevented from being damaged; and if the electronic components in the electric box shell 6 are damaged, the electronic components cannot enter the air box shell 5 to damage the air path parts, so that the use safety is high.
The air inlet assembly comprises a hand slide valve 9, an air inlet joint 10 and an air inlet pipe 11 which are connected in sequence, wherein the air inlet pipe 11 is connected between the air inlet joint 10 and a pressure stabilizing valve 12. In this embodiment, the air inlet pipe 11 is a hose. The intake connector 10, intake pipe 11, surge damping valve 12 and distribution chamber 23 are all located within the air box housing 5. The hand slide valve 9 is positioned on the rear side plate of the air box shell 5, and the air quantity regulating valve 2 and the air outlet nozzle 1 are both positioned on the front side plate of the air box shell 5. The hand slide valve 9 is used for connecting air compression equipment, and is used as an air source switch, so that the operation is convenient during opening and closing.
In this embodiment, the air box housing 5 is located below the electrical box housing 6. Because the gas circuit part comprises a gas inlet assembly, a pressure stabilizing valve, a distribution chamber, a gas quantity regulating valve, a gas outlet nozzle and the like which need to bear certain gas pressure, the mass of each part is larger. The air box shell is arranged below the electric box shell, so that the gravity center of the whole measuring device can be reduced, and the arrangement is more stable. In addition, compare and control the setting in gas tank shell and electronic box shell, electronic box shell and gas tank shell arrange from top to bottom also can reduce area.
Install display screen 7 on the preceding curb plate of electronic box shell 6, display screen 7 and industrial control board 14 electric connection. In addition, the split workpiece inner and outer diameter measuring device can also be externally connected with a display screen 7.
The connector assembly comprises one or any combination of an I/O interface 17, a USB jack 16, a power interface 20, a LAN bus interface 18 and a first data connector 21 arranged on the electrical box housing 6. In this embodiment, the connector assembly includes an I/O interface 17, a USB jack 16, a power interface 20, a LAN bus interface 18, and a first data connector 21 provided on the electrical box housing 6. The connector assembly is located on the rear side plate of the electrical box housing 6. The switch assembly comprises a power switch 19, and the power switch 19 is positioned on the rear side plate of the electric box shell 6. In addition, a second data connector 22 is further disposed on the rear side plate of the air box housing 5, and the second data connector 22 is electrically connected to the industrial control board 14. The second data connector 22 is a multi-terminal connection for transmitting electrical signals and operation control between the gas box and the electrical box.
The I/O interface 17 is provided on one side of the USB jack 16. The USB sockets 16 are four in number and arranged in two rows and two lines. The LAN bus interface 18 is located below the I/O interface 17. The power interface 20 is connected to a 24V power supply. The power interface 20 is located at one side of the power switch 19, and the first data connector 21 is located below the power interface 20.
The industrial control board 14 is electrically connected with an alarm 4, and the alarm 4 is arranged on the box body. In this embodiment, the alarm 4 is mounted on the front side plate of the air box housing 5.
When in use, the air outlet nozzle 1 is connected with the detection interface 24 of the inner diameter measuring platform 27, and the column 25 of the inner diameter measuring platform 27 is provided with a plurality of air outlet holes. The compressed gas is made to enter the distribution chamber 23 of the gas tank housing 5 through the gas intake assembly, and the differential pressure sensor 13 displays the differential pressure value on the display screen 7. The air quantity is adjusted by the air quantity adjusting valve 2, so that the electric signal of the differential pressure sensor 13 is in a measuring range. The cylinder 25 of the inner diameter measuring table 27 is inserted into the hole of the workpiece 26, and at this time, the measurement value of the differential pressure sensor 13 changes, and is reflected on the display screen 7 after being processed by the industrial control board, so that the inner diameter of the workpiece 26 is obtained.
The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.
Claims (8)
1. The device for measuring the inner diameter and the outer diameter of the split workpiece comprises a box body, and is characterized in that the box body comprises an air box shell (5) and an electric box shell (6) which are connected and isolated from each other; the air box shell (5) is provided with an air inlet assembly, a pressure stabilizing valve (12), a distribution chamber (23), an air quantity regulating valve (2) and an air outlet nozzle (1) which are connected in sequence; a differential pressure sensor (13) is arranged on the distribution chamber (23); an industrial control board (14) electrically connected with the differential pressure sensor (13) is arranged in the electric box shell (6), and the industrial control board (14) is electrically connected with a connector assembly and a switch assembly which are positioned on the electric box shell (6).
2. The split type workpiece inner and outer diameter measuring device according to claim 1, wherein the air inlet assembly comprises a hand slide valve (9), an air inlet joint (10) and an air inlet pipe (11) which are connected in sequence, and the air inlet pipe (11) is connected between the air inlet joint (10) and the pressure stabilizing valve (12).
3. The split workpiece inner and outer diameter measuring device according to claim 2, wherein the air inlet joint (10), the air inlet pipe (11), the pressure maintaining valve (12) and the distribution chamber (23) are all located in the air box shell (5); the hand slide valve (9), the air quantity regulating valve (2) and the air outlet nozzle (1) are all positioned on the side wall of the air box shell (5).
4. The split workpiece inner and outer diameter measuring device according to claim 1, wherein the air box housing (5) is located below the electric box housing (6).
5. The device for measuring the inner diameter and the outer diameter of the split workpiece according to claim 1, wherein a display screen (7) is connected to the electric box shell (6), and the display screen (7) is electrically connected with an industrial control board (14).
6. The device for measuring the inner and outer diameters of the split workpieces as claimed in claim 1, wherein the connector assembly comprises one or any combination of an I/O interface (17), a USB jack (16), a power interface (20), a LAN bus interface (18) and a first data connector (21) arranged on the electrical box housing (6).
7. The split workpiece inner and outer diameter measuring device according to claim 1, wherein the switch assembly comprises a power switch (19).
8. The device for measuring the inner diameter and the outer diameter of the split workpiece according to claim 1, wherein the industrial control board (14) is electrically connected with an alarm (4), and the alarm (4) is arranged on a box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922470867.4U CN210952740U (en) | 2019-12-31 | 2019-12-31 | Split type work piece internal and external diameter measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922470867.4U CN210952740U (en) | 2019-12-31 | 2019-12-31 | Split type work piece internal and external diameter measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN210952740U true CN210952740U (en) | 2020-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922470867.4U Active CN210952740U (en) | 2019-12-31 | 2019-12-31 | Split type work piece internal and external diameter measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654492A (en) * | 2021-09-24 | 2021-11-16 | 福建科烨数控科技有限公司 | Inner diameter measuring device adopting air pressure microspur method and control method thereof |
| CN114485493B (en) * | 2022-01-25 | 2024-03-08 | 洛阳优付电子科技有限公司 | Pipe diameter measuring device and measuring method for deep pipe parts |
-
2019
- 2019-12-31 CN CN201922470867.4U patent/CN210952740U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113654492A (en) * | 2021-09-24 | 2021-11-16 | 福建科烨数控科技有限公司 | Inner diameter measuring device adopting air pressure microspur method and control method thereof |
| CN114485493B (en) * | 2022-01-25 | 2024-03-08 | 洛阳优付电子科技有限公司 | Pipe diameter measuring device and measuring method for deep pipe parts |
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