CN212905306U - Proximity switch signal detection device - Google Patents

Proximity switch signal detection device Download PDF

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Publication number
CN212905306U
CN212905306U CN202022427303.5U CN202022427303U CN212905306U CN 212905306 U CN212905306 U CN 212905306U CN 202022427303 U CN202022427303 U CN 202022427303U CN 212905306 U CN212905306 U CN 212905306U
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CN
China
Prior art keywords
proximity switch
telescopic sleeve
switch signal
telescopic
telescopic rod
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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.)
Expired - Fee Related
Application number
CN202022427303.5U
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Chinese (zh)
Inventor
徐勤庆
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Shandong Iron and Steel Co Ltd
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Shandong Iron and Steel Co Ltd
Priority date (The priority date 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 date listed.)
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Application filed by Shandong Iron and Steel Co Ltd filed Critical Shandong Iron and Steel Co Ltd
Priority to CN202022427303.5U priority Critical patent/CN212905306U/en
Application granted granted Critical
Publication of CN212905306U publication Critical patent/CN212905306U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a proximity switch signal detection device, which comprises a telescopic rod, a telescopic sleeve, a stop block and a proximity switch; the first end of the telescopic rod is telescopically arranged in the telescopic sleeve, and the second end of the telescopic rod is connected with a cylinder rod of the hydraulic cylinder to be tested; the telescopic sleeve is connected with the cylinder body of the hydraulic cylinder to be tested; the telescopic sleeve is provided with a long hole, the stop block is connected with the first end of the telescopic rod, and the stop block is positioned in the long hole and can slide along the long hole; the proximity switch is arranged on the telescopic sleeve. Because the utility model discloses a proximity switch signal detection device is flexible smooth and easy, and the followability is good, consequently, when having avoided on with proximity switch direct mount to the pneumatic cylinder that awaits measuring, because the signal that vibration etc. leads to loses the condition.

Description

Proximity switch signal detection device
Technical Field
The utility model belongs to the technical field of techniques such as machinery, automation and specifically relates to a proximity switch signal detection device is related to.
Background
At present, in a hot rolling mill, a telescopic rod is fixed on a step frame by a pin shaft, a proximity switch and a support ring are fixed on a hydraulic cylinder body, a stop block is fixed on the telescopic rod, and the telescopic rod penetrates through the support ring and is supported by the support ring. After the steel plate rolling mill runs for a period of time, the support ring and the telescopic rod are seriously rubbed, so that the telescopic rod shakes in the support ring, and particularly, the rolling mill shakes violently in the steel plate rolling process, so that a proximity switch signal is easily lost. In addition, after the distance between the proximity switch and the stop block is adjusted once, the support ring and the telescopic rod are abraded quickly, and after a short period of time, the distance between the proximity switch and the stop block is increased, so that the signal is lost; and because the proximity switch is fixed on the cylinder body of the hydraulic cylinder, but no positioning device is arranged, the position needs to be debugged again each time the hydraulic cylinder is replaced.
Therefore, how to improve the measurement accuracy and signal stability of the proximity switch is an urgent technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a proximity switch signal detection device to improve the accuracy of proximity switch measurement and signal stability.
In order to achieve the above object, the present invention provides the following solutions:
a proximity switch signal detection device comprises a telescopic rod, a telescopic sleeve, a stop block and a proximity switch;
the first end of the telescopic rod is telescopically arranged in the telescopic sleeve, and the second end of the telescopic rod is connected with a cylinder rod of the hydraulic cylinder to be tested;
the telescopic sleeve is connected with the cylinder body of the hydraulic cylinder to be tested;
the telescopic sleeve is provided with a long hole, the stop block is connected with the first end of the telescopic rod, and the stop block is positioned in the long hole and can slide along the long hole;
the proximity switch is installed on the telescopic sleeve.
In a specific embodiment, the number of the proximity switches is 2, and the proximity switches are installed on the telescopic sleeve at a preset distance along the axial direction of the telescopic sleeve.
In another specific embodiment, the proximity switch signal detection device further comprises a fixed seat;
the fixing seat is installed on the telescopic sleeve, and the proximity switch is installed on the fixing seat.
In another specific embodiment, the fixed seat is connected with the telescopic sleeve through a first bolt.
In another specific embodiment, the proximity switch signal detection device further comprises a pipe clamp;
the proximity switch is installed on the fixed seat through the pipe clamp.
In another specific embodiment, the second end of the telescopic rod is connected with a first connecting ring, and the telescopic sleeve is connected with a second connecting ring;
the cylinder rod of the hydraulic cylinder to be tested is connected with a third connecting ring, the cylinder body of the hydraulic cylinder to be tested is connected with a fourth connecting ring, the first connecting ring is hinged to the third connecting ring through a first pin shaft, and the second connecting ring is hinged to the fourth connecting ring through a second pin shaft.
In another specific embodiment, the outer surface of the telescoping rod and the inner surface of the telescoping sheath are both coated with a lubricating layer.
In another specific embodiment, the lubricating layer is a lubricating oil layer.
In another specific embodiment, the first end of the telescopic rod is provided with a chamfer or a spherical surface.
In another specific embodiment, the stopper is fixed to the telescopic rod by a second bolt.
According to the utility model discloses an each embodiment can make up as required wantonly, and the embodiment that obtains after these combinations is also in the utility model discloses the scope is the utility model discloses a part of the concrete implementation mode.
The utility model discloses an in a specific embodiment, when proximity switch signal detection device used, be connected the telescopic sleeve with the cylinder body of the pneumatic cylinder that awaits measuring, be connected the telescopic link with the jar pole of the pneumatic cylinder that awaits measuring. When the pneumatic cylinder jar pole that awaits measuring stretches out, the telescopic link also then stretches out, drives the dog and slides along the axial of flexible cover, and then detects the position of dog through proximity switch. Because the utility model discloses a proximity switch signal detection device is flexible smooth and easy, and the followability is good, consequently, when having avoided on with proximity switch direct mount to the pneumatic cylinder that awaits measuring, because the signal that vibration etc. leads to loses the condition.
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 the drawings without any novelty.
Fig. 1 is a schematic front view of a proximity switch signal detection device provided by the present invention;
FIG. 2 is a schematic sectional view A-A of FIG. 1;
fig. 3 is a schematic top view of the proximity switch signal detection device provided by the present invention;
FIG. 4 is a schematic sectional view of FIG. 3 taken along line B-B;
fig. 5 is a schematic view of the proximity switch signal detection device according to the present invention.
Wherein, in fig. 1-5:
the device comprises an expansion link 1, an expansion sleeve 2, a stop block 3, a proximity switch 4, a fixed seat 5, a first bolt 6, a pipe clamp 7, a first pin shaft 8, a second pin shaft 9, a second bolt 10, a disc 11, an elastic cylindrical pin 12, a hydraulic cylinder 13 to be tested and other action equipment 14.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to fig. 1 to 5 and the detailed description.
As shown in fig. 1-5, an aspect of the present invention provides a proximity switch signal detection device, wherein the proximity switch signal detection device includes a telescopic rod 1, a telescopic sleeve 2, a stop block 3 and a proximity switch 4.
The first end of telescopic link 1 is scalable installs in flexible cover 2, and the second end of telescopic link 1 is connected with the jar pole of waiting to examine hydraulic cylinder 13, specifically, telescopic link 1 can dismantle with waiting to examine hydraulic cylinder 13 and be connected, is convenient for realize the measurement to the pneumatic cylinder of difference. It should be noted that the measurement is not limited to the measurement of the hydraulic cylinder, and the measurement may be performed on other devices.
The telescopic sleeve 2 is connected with the cylinder body of waiting to detect pneumatic cylinder 13, for the convenience of realizing telescopic sleeve 2 and waiting to detect the dismantlement of pneumatic cylinder 13, the utility model discloses a telescopic sleeve 2 can be dismantled with the cylinder body of waiting to detect pneumatic cylinder 13 and be connected.
The telescopic sleeve 2 is provided with a strip hole which is arranged along the axial direction of the parallel telescopic sleeve 2. Dog 3 is connected with the first end of telescopic link 1, and dog 3 is located rectangular downthehole, can slide along rectangular hole.
The proximity switch 4 is mounted on the telescopic sleeve 2, and specifically, the proximity switch 4 is detachably mounted on the telescopic sleeve 2.
When the proximity switch signal detection device is used, the telescopic sleeve 2 is connected with the cylinder body of the hydraulic cylinder 13 to be detected, and the telescopic rod 1 is connected with the cylinder rod of the hydraulic cylinder 13 to be detected. When waiting to survey 13 jar poles of pneumatic cylinder and stretching out, telescopic link 1 also follows to stretch out, drives dog 3 and slides along the axial of flexible cover 2, and then detects the position of dog 3 through proximity switch 4. Because the utility model discloses a proximity switch signal detection device is flexible smooth and easy, and the followability is good, consequently, when having avoided on with proximity switch 4 direct mount to the pneumatic cylinder 13 that awaits measuring, because the condition of signal loss that vibration etc. lead to.
In some embodiments, the proximity switches 4 are 2 in number, and are mounted on the telescopic sleeve 2 at a predetermined distance along the axial direction of the telescopic sleeve 2. The preset distance refers to the action stroke of the hydraulic cylinder 13 to be measured.
It should be noted that the length of the elongated hole is greater than the predetermined distance.
Further, the utility model discloses a proximity switch signal detection device still includes fixing base 5, and fixing base 5 is installed on flexible cover 2, and proximity switch 4 installs on fixing base 5.
Specifically, fixing base 5 is connected through first bolt 6 with telescopic sleeve 2, the dismouting of being convenient for. The fixed base 5 and the telescopic sleeve 2 are not limited to be bolted, and may be welded.
Furthermore, the utility model discloses a proximity switch signal detection device still includes pipe clamp 7, and proximity switch 4 passes through pipe clamp 7 to be installed on fixing base 5.
In some embodiments, a first connection ring is connected to the second end of the telescopic rod 1, a second connection ring is connected to the telescopic sleeve 2, a third connection ring is connected to the rod of the hydraulic cylinder 13 to be tested, a fourth connection ring is connected to the cylinder body of the hydraulic cylinder 13 to be tested, the first connection ring and the third connection ring are hinged through a first pin 8, and the second connection ring and the fourth connection ring are hinged through a second pin 9.
Specifically, the first pin 8 and the second pin 9 have the same structure and are both pins with shoulders, taking the first pin 8 as an example, the shoulders abut against other action devices 14 connected to the hydraulic cylinder 13 to be tested, the other action devices 14 are sequentially provided with a first connecting hole and a second connecting hole, a main shaft of the pin sequentially passes through the first connecting hole, the first connecting ring, the second connecting hole and the third connecting ring, and the main shaft is in clearance fit with the first connecting hole, the first connecting ring, the second connecting hole and the third connecting ring respectively. After the main shaft extends out of the third connecting ring, the main shaft is fixed through the disc 11 and the elastic cylindrical pin 12, and the pin shaft is prevented from moving and falling off.
In some embodiments, the outer surface of the telescopic rod 1 and the inner surface of the telescopic sleeve 2 are coated with a lubricating layer, so that the telescopic rod 1 can be conveniently stretched.
Further, the utility model discloses a lubricating layer is the lubricated oil reservoir, and it is required to explain that the lubricating layer also can be other material layers that have the lubrication action.
In some embodiments, the first end of the telescopic rod 1 is provided with a chamfer or a spherical surface, which facilitates the telescopic rod 1 to enter the telescopic sleeve 2.
Further, the utility model discloses a dog 3 passes through second bolt 10 to be fixed on telescopic link 1, the dismouting of being convenient for.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in an article or device that comprises the element.
The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the core concepts of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A proximity switch signal detection device is characterized by comprising a telescopic rod, a telescopic sleeve, a stop block and a proximity switch;
the first end of the telescopic rod is telescopically arranged in the telescopic sleeve, and the second end of the telescopic rod is connected with a cylinder rod of the hydraulic cylinder to be tested;
the telescopic sleeve is connected with the cylinder body of the hydraulic cylinder to be tested;
the telescopic sleeve is provided with a long hole, the stop block is connected with the first end of the telescopic rod, and the stop block is positioned in the long hole and can slide along the long hole;
the proximity switch is installed on the telescopic sleeve.
2. The proximity switch signal detecting device according to claim 1, wherein the number of the proximity switches is 2, and the proximity switches are mounted on the telescopic sleeve at a predetermined distance along an axial direction of the telescopic sleeve.
3. The proximity switch signal detecting device according to claim 1, further comprising a fixing base;
the fixing seat is installed on the telescopic sleeve, and the proximity switch is installed on the fixing seat.
4. The proximity switch signal detection device according to claim 3, wherein the fixing base is connected to the telescopic sleeve by a first bolt.
5. The proximity switch signal detecting device according to claim 3, further comprising a pipe clamp;
the proximity switch is installed on the fixed seat through the pipe clamp.
6. The proximity switch signal detection device according to claim 1, wherein a first connection ring is connected to the second end of the telescopic rod, and a second connection ring is connected to the telescopic sleeve;
the cylinder rod of the hydraulic cylinder to be tested is connected with a third connecting ring, the cylinder body of the hydraulic cylinder to be tested is connected with a fourth connecting ring, the first connecting ring is hinged to the third connecting ring through a first pin shaft, and the second connecting ring is hinged to the fourth connecting ring through a second pin shaft.
7. The proximity switch signal detecting device according to claim 1, wherein an outer surface of the telescopic rod and an inner surface of the telescopic sleeve are coated with a lubricating layer.
8. The proximity switch signal detecting device according to claim 7, wherein the lubricating layer is a lubricating oil layer.
9. The proximity switch signal detecting device according to claim 1, wherein the first end of the telescopic rod is provided with a chamfer or a spherical surface.
10. The proximity switch signal detecting device according to any one of claims 1 to 9, wherein the stopper is fixed to the telescopic rod by a second bolt.
CN202022427303.5U 2020-10-27 2020-10-27 Proximity switch signal detection device Expired - Fee Related CN212905306U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022427303.5U CN212905306U (en) 2020-10-27 2020-10-27 Proximity switch signal detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022427303.5U CN212905306U (en) 2020-10-27 2020-10-27 Proximity switch signal detection device

Publications (1)

Publication Number Publication Date
CN212905306U true CN212905306U (en) 2021-04-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022427303.5U Expired - Fee Related CN212905306U (en) 2020-10-27 2020-10-27 Proximity switch signal detection device

Country Status (1)

Country Link
CN (1) CN212905306U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113917325A (en) * 2021-12-16 2022-01-11 山东天大清源信息科技有限公司 Proximity switch detection device and detection method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113917325A (en) * 2021-12-16 2022-01-11 山东天大清源信息科技有限公司 Proximity switch detection device and detection method thereof
CN113917325B (en) * 2021-12-16 2022-05-06 山东天大清源信息科技有限公司 Proximity switch detection device and detection method thereof

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Granted publication date: 20210406