CN212297109U - External adjusting cylinder of displacement sensor - Google Patents
External adjusting cylinder of displacement sensor Download PDFInfo
- Publication number
- CN212297109U CN212297109U CN202020789494.7U CN202020789494U CN212297109U CN 212297109 U CN212297109 U CN 212297109U CN 202020789494 U CN202020789494 U CN 202020789494U CN 212297109 U CN212297109 U CN 212297109U
- Authority
- CN
- China
- Prior art keywords
- magnetic ring
- displacement sensor
- external
- guide pin
- ring flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Actuator (AREA)
Abstract
The utility model provides an external adjustment jar of displacement sensor belongs to steel production facility field to solve the problem of the change complex operation of the built-in sensor that present adjustment jar was used, influence production. The utility model discloses on current inside displacement sensor's basis, through having the through-hole structure with the second uide pin setting up to the centre to set up outside displacement sensor and set up third magnetic ring flange, outside magnetic ring, fourth magnetic ring flange, ripple cover and bellows safety cover isotructure inside the second uide pin, provide one kind can guarantee the reliability of the displacement sensor position data feedback of adjustment jar and can reduce because of changing the device that displacement sensor influences the production time. The device is used for displacement detection, and when the internal displacement sensor of the adjusting cylinder breaks down, the displacement can be continuously detected through the external displacement sensor, so that the reliability of data detection is ensured. In addition, the device is simple to replace the external displacement sensor, and the replacement time is short.
Description
Technical Field
The utility model relates to a steel production facility technical field especially relates to an external adjustment cylinder of displacement sensor.
Background
At present, a universal rolling mill is mostly adopted for producing rail beams and H-shaped steel, a hydraulic Automatic Gain Control (AGC) system is adopted for roll gap Control of the universal rolling mill, and in order to realize accurate adjustment of the positions of all adjusting cylinders, each adjusting cylinder is provided with a displacement sensor for measuring position data. At present, a displacement sensor of an adjusting cylinder is usually arranged inside a piston rod of the adjusting cylinder, and acquired data are fed back to a control system through an outgoing line.
The structure of the adjusting cylinder with a built-in displacement sensor is shown in figure 1, and the structure is that a cylinder base 1 ' is arranged from bottom to top, a magnetic ring fixing base 2 ' is fixed above the cylinder base 1 ', a magnetic ring 11 ' is arranged above the magnetic ring fixing base 2 ', the magnetic ring 11 ' is clamped and fixed on the magnetic ring fixing base 2 ' by two magnetic ring flanges 10 ' and 12 ', a piston rod 6 ' is arranged upwards, and a piston part of the piston rod 6 ' is restrained in a cylinder barrel formed by the cylinder base 1 ' and a cylinder cover 22 '. The piston rod 6 'is hollow, and the internal displacement sensor 7' is buried in the piston rod 6 ', sequentially penetrates through the piston rod 6', the magnetic ring 11 and the magnetic ring fixing base 2 ', and is connected with the piston rod 6' through a screw hole on the piston rod. The data generated by the relative displacement of the internal displacement sensor 7 'and the magnetic ring 11' form the monitoring data of the rolling mill rolling reduction. The upper portion of the piston rod 6 ' is connected with an anti-rotation flange 9 ', the anti-rotation flange 9 ' is hollow and provided with a pressing plate 8 ', the pressing plate 8 ' is connected with the piston rod 6 ' through a bolt, and the pressing plate 8 ' is used for facilitating replacement of an internal displacement sensor 7 ' in the piston rod 6 ' and bearing rolling force in the rolling process. Two guide pins 4 'are arranged on the outer side of the anti-rotation flange 9', and the guide pins 4 'penetrate through a fixed frame 3' arranged on the outer side of the cylinder seat 1 ', so that the stability of the up-and-down motion of the piston rod 6' is ensured.
In practical use, because of long-term operation under the high temperature and high humidity condition, inside displacement sensor is because of the steam, the oxidation sediment that get into through the clamp plate, the hydraulic oil feed of the infiltration of piston rod bottom, perhaps the pneumatic cylinder vibrations and takes place to damage. Once the internal displacement sensor is damaged, the machine must be stopped for replacement, the roller needs to be pulled out during replacement, the pressing plate needs to be pulled out for replacement, the time is consumed for more than 2 hours, and the production is seriously influenced. Therefore, it is highly desirable to provide a solution that can not only ensure the reliability of the position data feedback of the displacement sensor, but also reduce the time affected by the replacement of the displacement sensor.
Disclosure of Invention
For the change complex operation of the built-in sensor who solves present adjustment jar usefulness, influence the technical problem of production, the utility model provides an external adjustment jar of displacement sensor.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides an external adjustment jar of displacement sensor, it includes the jar seat, magnetic ring unable adjustment base, two uide pin mounts, first uide pin, two glands, the piston rod, inside displacement sensor, the clamp plate, prevent changeing the flange, first magnetic ring flange, inside magnetic ring, second magnetic ring flange, the second uide pin, outside displacement sensor, third magnetic ring flange, outside magnetic ring, fourth magnetic ring flange, the ripple cover, the nut, the bellows safety cover, outside displacement sensor mount and cylinder cap: the magnetic ring fixing base is fixed in the middle of the bottom of the cylinder base, a slot is arranged in the middle of the top of the magnetic ring fixing base, a first magnetic ring flange, an inner magnetic ring and a second magnetic ring flange are arranged in the slot, the inner magnetic ring is fixed on the magnetic ring fixing base after being clamped by the first magnetic ring flange and the second magnetic ring flange, the cylinder cover is connected with the top of the cylinder base, the piston part of the piston rod is restrained in a cylinder barrel formed by the cylinder base and the cylinder cover, a groove is arranged in the middle of the top of the piston rod, an electronic head of an inner displacement sensor is arranged in the groove, an induction rod of the inner displacement sensor sequentially penetrates through the piston rod, the first magnetic ring flange, the inner magnetic ring, the second magnetic ring flange and the magnetic ring fixing base and then is connected with the piston rod, an anti-rotation flange is connected with the upper part of the piston rod, the anti-rotation flange is hollow, the pressing, the two pressing covers are respectively connected with a first guide pin and a second guide pin, the first guide pin and the second guide pin are respectively connected with two sides of the anti-rotating flange, and the middle parts of the first guide pin and the second guide pin respectively penetrate through the two guide pin fixing frames; an external magnetic ring is arranged at the core part of the chamfer end of the second guide pin, the external magnetic ring is connected with the second guide pin through a bolt after being clamped by a third magnetic ring flange and a fourth magnetic ring flange, an external displacement sensor fixing frame is L-shaped, the vertical part of the external displacement sensor fixing frame is connected with a cylinder base, a U-shaped slot is arranged in the middle of the horizontal part of the external displacement sensor fixing frame, an electronic head of the external displacement sensor is connected with the horizontal part of the external displacement sensor fixing frame through a nut, an induction rod of the external displacement sensor sequentially penetrates through the fourth magnetic ring flange, the external magnetic ring and the third magnetic ring flange to reach a through hole in the middle part of the second guide pin, the corrugated sleeve is sleeved outside the part between the lower end of the second guide pin and the nut, and the corrugated pipe protective cover is sleeved outside the electronic head of the external displacement sensor and connected with the bottom surface of the horizontal part of the external displacement sensor fixing frame.
Optionally, the corrugated sleeve is fixedly connected with the lower end of the second guide pin and the nut through a rope clamp or a steel clamp.
The utility model has the advantages that:
through setting up the second uide pin to the centre and having the through-hole structure to set up outside displacement sensor in second uide pin is inside, and sets up structures such as third magnetic ring flange, outside magnetic ring, fourth magnetic ring flange, ripple cover and bellows safety cover, provide one kind can guarantee the reliability of the displacement sensor position data feedback of adjustment jar and can reduce because of changing the device that displacement sensor influences production time. The device is used for displacement detection, and when the internal displacement sensor of the adjusting cylinder breaks down, the displacement can be continuously detected through the external displacement sensor, so that the reliability of data detection is ensured. In addition, the device is simple to operate for replacing the external displacement sensor, the required replacement time is short, and the influence on production is small.
Drawings
Fig. 1 is a schematic structural view of an adjustment cylinder with a built-in displacement sensor.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic view showing a connection relationship between the second guide pin and the peripheral member in fig. 2.
Fig. 4 is a top view of the external displacement sensor mount of fig. 2.
Fig. 5 is a front view of the bellows shield of fig. 2.
Fig. 6 is a top view of fig. 5.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 2 to 6, the external adjustment cylinder of the displacement sensor in this embodiment includes a cylinder base 1, a magnetic ring fixing base 2, two guide pin fixing frames 3, a first guide pin 4, two pressing covers 5, a piston rod 6, an internal displacement sensor 7, a pressing plate 8, an anti-rotation flange 9, a first magnetic ring flange 10, an internal magnetic ring 11, a second magnetic ring flange 12, a second guide pin 13, an external displacement sensor 14, a third magnetic ring flange 15, an external magnetic ring 16, a fourth magnetic ring flange 17, a corrugated sleeve 18, a nut 19, a corrugated pipe protection cover 20, an external displacement sensor fixing frame 21, and a cylinder cover 22: the magnetic ring fixing base 2 is fixed in the middle of the bottom of the cylinder base 1 through bolts, a slot is arranged in the middle of the top of the magnetic ring fixing base 2, a first magnetic ring flange 10, an inner magnetic ring 11 and a second magnetic ring flange 12 are arranged in the slot, the inner magnetic ring 11 is clamped by the first magnetic ring flange 10 and the second magnetic ring flange 12 and then fixed on the magnetic ring fixing base 2 through bolts, a cylinder cover 22 is connected with the top of the cylinder base 1, a piston part of a piston rod 6 is restrained in a cylinder formed by the cylinder base 1 and the cylinder cover 22, a groove is arranged in the middle of the top of the piston rod 6, an electronic head of an inner displacement sensor 7 is arranged in the groove, an induction rod of the inner displacement sensor 7 sequentially penetrates through the piston rod 6, the first magnetic ring flange 10, the inner magnetic ring 11, the second magnetic ring flange 12 and the magnetic ring fixing base 2 and then is connected with the piston rod 6 through bolts, the anti-rotation flange 9 is hollow, the pressing plate 8 is arranged in the hollow structure of the anti-rotation flange 9, the pressing plate 8 is connected with the piston rod 6 through bolts, the two guide pin fixing frames 3 are fixedly connected with two sides of the cylinder cover 22 respectively, the two pressing covers 5 are connected with the first guide pin 4 and the second guide pin 13 respectively, the first guide pin 4 and the second guide pin 13 are connected with two sides of the anti-rotation flange 9 respectively, the pressing cover 5 is in threaded connection with the first guide pin 4 and the second guide pin 13, the pressing cover 5 is embedded into the anti-rotation flange 9, and the middle parts of the first guide pin 4 and the second guide pin 13 penetrate through the two guide pin fixing frames 3 respectively; an external magnetic ring 16 is arranged at the core part of the chamfered end of the second guide pin 13, the external magnetic ring 16 is connected with the second guide pin 13 by bolts after being clamped by a third magnetic ring flange 15 and a fourth magnetic ring flange 17, an external displacement sensor fixing frame 21 is L-shaped, the vertical part of the external displacement sensor fixing frame 21 is fixedly connected with the cylinder base 1, a U-shaped slot is arranged in the middle of the horizontal part of the external displacement sensor fixing frame 21, an electronic head of an external displacement sensor 14 is connected with the horizontal part of the external displacement sensor fixing frame 21 by a nut 19, an induction rod of the external displacement sensor 14 sequentially passes through the fourth magnetic ring flange 17, the external magnetic ring 16 and the third magnetic ring flange 15 to reach a through hole in the middle part of the second guide pin 13, a corrugated sleeve 18 is sleeved outside the part between the lower end of the second guide pin 13 and the nut 19, and the upper end and the lower end of the corrugated sleeve 18 are fixedly connected with the contacted parts (the lower end of, the bellows protection cover 20 is disposed outside the electronic head of the external displacement sensor 14 and connected to a bottom surface of a horizontal portion of the external displacement sensor fixing frame 21.
The second guide pin 13 may be made of stainless steel. When the second guide pin 13 is made of stainless steel, the outer magnetic ring 16 may be connected to the second guide pin 13 after the outer magnetic ring is fixed by only one magnetic ring flange. The U-shaped slot is arranged in the middle of the horizontal part of the external displacement sensor fixing frame 21, so that the external displacement sensor 16 can be adjusted in position at the U-shaped slot, and the induction rod part of the external displacement sensor 16 can freely move in the through hole of the second guide pin 13 and the external magnetic ring 16 after being fixed by the nut 19.
By arranging the corrugated sleeve 18, the induction rod of the external displacement sensor 14 can be prevented from being corroded by external water vapor and oxidation slag, and the corrugated sleeve 18 can stretch along with the piston rod 6 when moving up and down. By providing the bellows shield 20, the electronic part of the external displacement sensor 14 can be protected from moisture, oxidation slag, and the like. In actual use, the bellows shield 20 is simply lifted to check whether the external displacement sensor 14 is damaged. When the external displacement sensor 14 is replaced, the corrugated sleeve 18 is only supported, the nut 19 is loosened, the external displacement sensor 14 can be pulled out, and then a new external displacement sensor is placed at the position, so that time and labor are saved.
Optionally, the corrugated sleeve 18 is fixedly connected with the lower end of the second guide pin 13 and the nut 19 through a rope clip or a steel clip.
It should be noted that the embodiment of the present invention has been described only by taking the external displacement sensor provided in the second pin 13 as an example. However, during specific use, an external displacement sensor may also be provided in the first pin 4. The peripheral components and the connection involved in providing the external displacement sensor in the first pin 4 are the same as those of the external displacement sensor provided in the second pin 13, and will not be described in detail here. After the external displacement sensors are arranged in the first pin shaft 4 and the second pin shaft 13, the detection result of the whole system can be ensured to be more reliable, and the signal can be detected by the external displacement sensor on one side after the external displacement sensor on the other side breaks down.
The utility model discloses on setting up inside displacement sensor's basis in the piston of adjustment cylinder, further set up outside displacement sensor in the piston outside, provide one kind and can carry out displacement detection through inside displacement sensor, also can carry out displacement detection's device through outside displacement sensor. Through the device, after the trouble appears in the inside displacement sensor of adjusting the jar, can continue to carry out the measuring of displacement through outside displacement sensor. In addition, the device is simple to operate for replacing the external displacement sensor, the required replacement time is short, and the influence on production is small.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (2)
1. The utility model provides an external adjustment jar of displacement sensor, its characterized in that, including jar seat (1), magnetic ring unable adjustment base (2), two uide pin mounts (3), first uide pin (4), two glands (5), piston rod (6), inside displacement sensor (7), clamp plate (8), prevent changeing flange (9), first magnetic ring flange (10), inside magnetic ring (11), second magnetic ring flange (12), second uide pin (13), outside displacement sensor (14), third magnetic ring flange (15), outside magnetic ring (16), fourth magnetic ring flange (17), ripple cover (18), nut (19), bellows safety cover (20), outside displacement sensor mount (21) and cylinder cap (22):
the magnetic ring fixing base (2) is fixed in the middle of the bottom of the cylinder base (1), a slot is arranged in the middle of the top of the magnetic ring fixing base (2), a first magnetic ring flange (10), an inner magnetic ring (11) and a second magnetic ring flange (12) are arranged in the slot, the inner magnetic ring (11) is fixed on the magnetic ring fixing base (2) after being clamped by the first magnetic ring flange (10) and the second magnetic ring flange (12), a cylinder cover (22) is connected with the top of the cylinder base (1), a piston part of a piston rod (6) is constrained in a cylinder barrel formed by the cylinder base (1) and the cylinder cover (22), a groove is arranged in the middle of the top of the piston rod (6), an electronic head of an inner displacement sensor (7) is arranged in the groove, an induction rod of the inner displacement sensor (7) sequentially penetrates through the piston rod (6), the first magnetic ring flange (10), the inner magnetic ring (11), the second magnetic ring flange (12) and the magnetic ring fixing base (2) and then is connected, an anti-rotation flange (9) is connected with the upper part of a piston rod (6), the anti-rotation flange (9) is hollow, a pressing plate (8) is arranged in a hollow structure of the anti-rotation flange (9), the pressing plate (8) is connected with the piston rod (6), two guide pin fixing frames (3) are respectively connected with two sides of a cylinder cover (22), two pressing covers (5) are respectively connected with a first guide pin (4) and a second guide pin (13), the first guide pin (4) and the second guide pin (13) are respectively connected with two sides of the anti-rotation flange (9), and the middle parts of the first guide pin (4) and the second guide pin (13) respectively penetrate through the two guide pin fixing frames (3); an external magnetic ring (16) is arranged at the core part of the chamfered end of the second guide pin (13), the external magnetic ring (16) is clamped by a third magnetic ring flange (15) and a fourth magnetic ring flange (17) and then is connected with the second guide pin (13) by bolts, an external displacement sensor fixing frame (21) is L-shaped, the vertical part of the external displacement sensor fixing frame (21) is connected with the cylinder base (1), a U-shaped slot is arranged in the middle of the horizontal part of the external displacement sensor fixing frame (21), an electronic head of an external displacement sensor (14) is connected with the horizontal part of the external displacement sensor fixing frame (21) by a nut (19), an induction rod of the external displacement sensor (14) sequentially penetrates through the fourth magnetic ring flange (17), the external magnetic ring (16) and the third magnetic ring flange (15) to reach a through hole in the middle part of the second guide pin (13), and a corrugated sleeve (18) is sleeved outside the part between the lower end of the second guide pin (13) and the nut (19), the corrugated pipe protective cover (20) is sleeved outside the electronic head of the external displacement sensor (14) and is connected with the bottom surface of the horizontal part of the external displacement sensor fixing frame (21).
2. The externally arranged adjusting cylinder of the displacement sensor according to claim 1, characterized in that the corrugated sleeve (18) is fixedly connected with the lower end of the second guide pin (13) and the nut (19) through a rope clip or a steel clip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020789494.7U CN212297109U (en) | 2020-05-13 | 2020-05-13 | External adjusting cylinder of displacement sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020789494.7U CN212297109U (en) | 2020-05-13 | 2020-05-13 | External adjusting cylinder of displacement sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212297109U true CN212297109U (en) | 2021-01-05 |
Family
ID=73966461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020789494.7U Active CN212297109U (en) | 2020-05-13 | 2020-05-13 | External adjusting cylinder of displacement sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212297109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864287A (en) * | 2021-11-02 | 2021-12-31 | 北京金自天成液压技术有限责任公司 | Sensor device for hydraulic cylinder |
-
2020
- 2020-05-13 CN CN202020789494.7U patent/CN212297109U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113864287A (en) * | 2021-11-02 | 2021-12-31 | 北京金自天成液压技术有限责任公司 | Sensor device for hydraulic cylinder |
| CN113864287B (en) * | 2021-11-02 | 2023-10-13 | 北京金自天成液压技术有限责任公司 | Sensor device for hydraulic cylinder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103700487B (en) | Axial pressing device used after winding of large-size transformer coil | |
| CN212297109U (en) | External adjusting cylinder of displacement sensor | |
| CN202427729U (en) | Screwdown inspection and detection device for hydraulic rolling mill | |
| CN205887661U (en) | Automatic backing roll balancing unit who rectifies | |
| CN110173481B (en) | Hydraulic test bed control system with offset load and dead weight cooperative compensation | |
| CN208833180U (en) | A kind of mounting structure of ball bar ruler measuring system | |
| CN214734165U (en) | Single-stage jacking device | |
| KR102035953B1 (en) | Self Aligning Bearing Supports | |
| CN207577127U (en) | A kind of position detecting device of hydraulic AGC cylinder | |
| CN103057153A (en) | Press precision cylindrical guide structure | |
| CN204262235U (en) | Crimping combination bottoming machine | |
| CN201311260Y (en) | Magnetic floating base assembly height online detection device | |
| CN104154862B (en) | Self-adaptive follow-up device for open type grating reading head | |
| CN209623673U (en) | A kind of seamless flatness measurement roll | |
| CN207740270U (en) | A kind of mounting structure of displacement sensor | |
| CN204381074U (en) | A kind of rolling mill screwdown position sensor | |
| CN220295507U (en) | External displacement detection device of rolling mill pressing cylinder | |
| CN216199454U (en) | AGC hydro-cylinder displacement sensing device | |
| CN201748962U (en) | Speed sensor installation device | |
| CN220552440U (en) | Axial clearance measuring equipment for self-aligning roller bearing | |
| CN219452565U (en) | Servo hydraulic cylinder with external displacement sensor | |
| CN217177044U (en) | Oil cylinder displacement measuring device of steam turbine hydraulic pressure regulating and controlling system | |
| CN101435701B (en) | On-line detecting and regulating method and device of magnetic floating support assembling height | |
| CN201913113U (en) | Mounting device for automatic gain control (AGC) servo hydraulic cylinder displacement encoder | |
| CN216977778U (en) | Brake block amortization piece thickness detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |