CN219253674U - Abnormal detection device for rolling line adjusting mechanism - Google Patents
Abnormal detection device for rolling line adjusting mechanism Download PDFInfo
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- CN219253674U CN219253674U CN202320166221.0U CN202320166221U CN219253674U CN 219253674 U CN219253674 U CN 219253674U CN 202320166221 U CN202320166221 U CN 202320166221U CN 219253674 U CN219253674 U CN 219253674U
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- inclined block
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model relates to an abnormality detection device of a rolling line adjusting mechanism, which comprises a hydraulic motor, a transmission screw rod, an upper inclined block, a rotary encoder, a photoelectric switch induction block and two photoelectric switches, wherein the hydraulic motor is fixedly connected with the transmission screw rod so as to drive the transmission screw rod to rotate; the lower inclined surface of the upper inclined block faces downwards and keeps contact with the upper inclined surface of the lower inclined block for driving the roller to lift, the upper inclined block only slides forwards and backwards, a threaded through hole is formed in the upper inclined block, a transmission screw rod penetrates through the threaded through hole and is connected with the threaded through hole in a matched mode, so that rotation of the transmission screw rod is converted into forward and backward sliding of the upper inclined block, and the front end of the transmission screw rod is connected with a rotary encoder through a coupler; the first photoelectric switch and the second photoelectric switch are sequentially arranged on the front side and the rear side of the upper oblique block, and the photoelectric switch sensing block is arranged on the upper portion of the upper oblique block, so that when the photoelectric switch sensing block moves between the two photoelectric switches, the counting difference value of the rotary encoder is recorded. The device is favorable for rapidly and accurately detecting abnormal adjustment of the rolling line.
Description
Technical Field
The utility model relates to the technical field of aluminum alloy strip machining, in particular to an abnormality detection device for a rolling line adjusting mechanism.
Background
The cold rolling mill needs to guarantee the roll line level in the production process, and the roll diameter after replacement will change because of reasons such as the roller has wearing and tearing, therefore can lead to the roll line unable to keep the level, need adjust the roll line through roll line adjustment mechanism this moment, make the roll line be in horizontal position. Thus, the pass line adjustment mechanism is an important component of the cold rolling mill.
Because the roll diameter of each roll is not changed greatly, whether the rolling line is adjusted to the horizontal position or not is difficult to judge manually. Therefore, in the conventional pass line adjustment mechanism, the pass line adjustment amount is generally measured by an encoder. When the encoder is damaged or the coupler is damaged or loose and slipping and other abnormal conditions occur, the encoder cannot accurately measure the rolling line adjustment quantity, so that the rolling line cannot be adjusted to a horizontal position, and an operator cannot easily find the problem.
Disclosure of Invention
The utility model aims to provide an abnormality detection device for a rolling line adjusting mechanism, which is beneficial to rapidly and accurately detecting abnormal conditions of rolling line adjustment.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the abnormal detection device of the rolling line adjusting mechanism comprises a hydraulic motor, a transmission screw rod, an upper oblique block, a rotary encoder, a photoelectric switch induction block and two photoelectric switches, wherein the output end of the hydraulic motor is fixedly connected with the transmission screw rod so as to drive the transmission screw rod to rotate; the lower inclined surface of the upper inclined block faces downwards and keeps contact with the upper inclined surface of the lower inclined block for driving the roller to lift, the upper inclined block only slides forwards and backwards under the limiting action, a threaded through hole matched with a transmission screw rod is formed in the upper inclined block, the transmission screw rod penetrates through the threaded through hole and is matched and connected with the threaded through hole so as to convert the rotation of the transmission screw rod into the forward and backward sliding of the upper inclined block, and the front end of the transmission screw rod is connected with a rotary encoder through a coupler; the first photoelectric switch and the second photoelectric switch are sequentially arranged on the front side and the rear side above the upper inclined block, and the photoelectric switch sensing block is fixedly arranged on the upper part of the upper inclined block, so that when the photoelectric switch sensing block moves between the two photoelectric switches, the counting difference value of the rotary encoder is recorded.
Further, the upper inclined block is arranged on the first limiting guide rail which is horizontally arranged so as to only slide in the front-rear direction under the limiting action of the first limiting guide rail; the lower sloping block is arranged on a second limiting guide rail which is vertically arranged, so that only the sliding in the vertical direction is carried out under the limiting action of the second limiting guide rail.
Further, the roller is horizontally arranged on the roller bearing seat, and the roller bearing seat is fixedly connected with the lower inclined block so as to drive the roller to lift through the lifting of the lower inclined block.
Further, the lower inclined surface of the upper inclined block is matched with the upper inclined surface of the lower inclined block so as to push the lower inclined block to move downwards when the upper inclined block moves forwards; and the lower inclined block is provided with a reset mechanism for driving the lower inclined block to move upwards so as to drive the lower inclined block to move upwards when the upper inclined block moves backwards, so that the lower inclined block is kept in contact with the upper inclined block.
Further, the first photoelectric switch and the second photoelectric switch are respectively arranged above the position of the photoelectric switch sensing block when the upper oblique block moves back and forth to the limit position.
Further, the hydraulic motor, the rotary encoder and the two photoelectric switches are respectively and electrically connected with the control device, and the control device is electrically connected with the alarm module.
Compared with the prior art, the utility model has the following beneficial effects: the device can detect the actual counting difference value of the rotary encoder in the process of setting the distance by the movement of the upper inclined block through arranging the photoelectric switch sensing block and the corresponding photoelectric switch on the upper inclined block driven by the hydraulic motor, and then can find whether the work of the rolling line adjusting mechanism is abnormal or not by judging the deviation condition of the actual value and the preset value, so that the detection is quick, accurate and easy to realize, and the quality risk brought by the fact that the production is still carried out can not be found in time when the rolling line adjusting mechanism is abnormal is solved.
Drawings
FIG. 1 is a schematic view of a device structure according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a roll line adjustment mechanism in an embodiment of the present utility model.
In the figure: a-a hydraulic motor transmission mechanism; b-an upward sloping block; c-a downward sloping block; d-rolling; e-deflecting rollers; f-plate-shaped rollers; g-rolling line; 1-a hydraulic motor; 2-driving a screw rod; 3-an upward sloping block; a 4-coupling; a 5-rotary encoder; 6-a downward sloping block; 7-a roll bearing block; 8-rolling; 11-a photoelectric switch induction block; 12-a second photoelectric switch; 13-a first opto-electronic switch.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As shown in fig. 1, the embodiment provides an abnormality detection device for a rolling line adjusting mechanism, which comprises a hydraulic motor 1, a transmission screw rod 2, an upper oblique block 3, a rotary encoder 5, a photoelectric switch sensing block 11 and two photoelectric switches 12 and 13, wherein the output end of the hydraulic motor 1 is fixedly connected with the transmission screw rod 2 so as to drive the transmission screw rod to rotate; the lower inclined surface of the upper inclined block 3 faces downwards and keeps contact with the upper inclined surface of the lower inclined block 6 for driving the roller to lift, the upper inclined block 3 only slides forwards and backwards under the limiting action, a threaded through hole matched with the transmission screw rod 2 is formed in the upper inclined block 3, the transmission screw rod 2 penetrates through the threaded through hole and is matched and connected with the threaded through hole so as to convert the rotation of the transmission screw rod 2 into the forward and backward sliding of the upper inclined block 3, and the front end of the transmission screw rod 2 is connected with the rotary encoder 5 through the coupler 4 so that the rotary encoder 5 rotates along with the transmission screw rod 2, and the stroke of the transmission screw rod 2 is accurately measured; the front side and the rear side above the upper inclined block 3 are sequentially provided with a first photoelectric switch 13 and a second photoelectric switch 12, and the photoelectric switch sensing block 11 is fixedly arranged on the upper part of the upper inclined block 3, so that when the photoelectric switch sensing block moves between the two photoelectric switches, the counting difference value of the rotary encoder is recorded.
In this embodiment, the upper inclined block 3 is mounted on a first limiting guide rail that is horizontally arranged, so as to slide only in the front-rear direction under the limiting action of the first limiting guide rail. The lower inclined block 6 is installed on a second limiting guide rail which is vertically arranged, so that only sliding in the vertical direction is carried out under the limiting action of the second limiting guide rail.
The roller 8 is horizontally arranged on the roller bearing seat 7 so as to synchronously lift with the roller bearing seat 7, and the roller bearing seat 7 is fixedly connected with the lower inclined block 6 so as to synchronously lift with the lower inclined block 6, and the roller 8 is driven to lift through the lifting of the lower inclined block 6.
The lower inclined surface of the upper inclined block 3 is matched with the upper inclined surface of the lower inclined block 6 so as to push the lower inclined block 6 to move downwards when the upper inclined block 3 moves forwards. In this embodiment, the lower sloping block 6 is provided with a reset mechanism for driving the lower sloping block to move upwards, so that the lower sloping block is driven to move upwards when the upper sloping block moves backwards, and thus the lower sloping block keeps contact with the upper sloping block. The return mechanism may be a spring return mechanism or other mechanism that can drive the downslope block to move upward without being pushed downward.
In this embodiment, the first photoelectric switch 13 and the second photoelectric switch 12 are respectively disposed above the position of the photoelectric switch sensing block 11 when the upper sloping block 3 moves back and forth to the limit position.
The abnormal detection device of the rolling line adjusting mechanism is arranged on a 1850mm six-roller cold rolling mill, as shown in fig. 2, wherein A is a hydraulic motor transmission mechanism consisting of a hydraulic motor and a transmission screw rod, B is an upper oblique block, the transmission screw rod of the hydraulic motor is connected with the transmission screw rod through threads, C is a lower oblique block, the upper oblique block and the lower oblique block are in sliding fit, the lower oblique block can be lifted along with the action of the upper oblique block, D is a roller, the roller and the lower oblique block synchronously lift, E is a deflection roller, F is a plate-shaped roller, and a connecting line G of three points of the upper surface of the deflection roller, the lower surface of the roller and the upper surface of the plate-shaped roller is the rolling line, and the rolling line is required to be kept at a horizontal position in the production process. Because of the inherent nature of cold rolling mill production, roll D needs to be replaced periodically, and the diameter of each roll is different, the roll line must be adjusted by a roll line adjustment mechanism after replacement to keep the roll line horizontal.
In this embodiment, the device is further provided with a control device and an alarm module, the hydraulic motor 1, the rotary encoder 5 and the two photoelectric switches 12 and 13 are respectively electrically connected with the control device, and the control device is electrically connected with the alarm module. Specifically, the control device is arranged on the operation desk, and the alarm module can be an alarm lamp and/or a buzzer.
When the abnormality detection of the rolling line adjusting mechanism is carried out, the hydraulic motor 1 is controlled to work by the control device, the upper inclined block 3 is driven to move to the H position, and the control device automatically records the encoder count value a at the moment after the second photoelectric switch 12 senses the photoelectric switch sensing block 11; then, the hydraulic motor 1 drives the upper inclined block 3 and the photoelectric switch sensing block 11 on the upper inclined block to move to the L position, and the control device automatically records the encoder count value b at the moment and calculates the count difference value c of the upper inclined block and the photoelectric switch sensing block; and then judging whether the difference between the counting difference c and the preset value d exceeds an allowable deviation value (such as 1 mm), namely, indicating that the rotary encoder or the coupler is abnormal. At this time, the control device alarms through the alarm module to remind operators that the rolling line adjusting mechanism is abnormal and needs to be checked, so that the production quality risk possibly generated is avoided. If the deviation range does not exceed the allowable deviation value, the rolling line adjusting mechanism is indicated to work normally.
The control device is an existing device (the computer program contained in the device is also existing), and the utility model does not relate to improvement of the device and the corresponding computer program.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.
Claims (6)
1. The abnormal detection device of the rolling line adjusting mechanism is characterized by comprising a hydraulic motor, a transmission screw rod, an upper inclined block, a rotary encoder, a photoelectric switch induction block and two photoelectric switches, wherein the output end of the hydraulic motor is fixedly connected with the transmission screw rod so as to drive the transmission screw rod to rotate; the lower inclined surface of the upper inclined block faces downwards and keeps contact with the upper inclined surface of the lower inclined block for driving the roller to lift, the upper inclined block only slides forwards and backwards under the limiting action, a threaded through hole matched with a transmission screw rod is formed in the upper inclined block, the transmission screw rod penetrates through the threaded through hole and is matched and connected with the threaded through hole so as to convert the rotation of the transmission screw rod into the forward and backward sliding of the upper inclined block, and the front end of the transmission screw rod is connected with a rotary encoder through a coupler; the first photoelectric switch and the second photoelectric switch are sequentially arranged on the front side and the rear side above the upper inclined block, and the photoelectric switch sensing block is fixedly arranged on the upper part of the upper inclined block, so that when the photoelectric switch sensing block moves between the two photoelectric switches, the counting difference value of the rotary encoder is recorded.
2. The abnormal detection device of a rolling line adjusting mechanism according to claim 1, wherein the upper oblique block is mounted on a first limit rail horizontally arranged so as to slide only in the front-rear direction under the limit action of the first limit rail; the lower sloping block is arranged on a second limiting guide rail which is vertically arranged, so that only the sliding in the vertical direction is carried out under the limiting action of the second limiting guide rail.
3. The abnormal detection device for the roll line adjusting mechanism according to claim 1, wherein the roll is horizontally installed on a roll chock, and the roll chock is fixedly connected with the lower inclined block so as to drive the roll to lift by lifting of the lower inclined block.
4. The abnormal detection device of a rolling line adjusting mechanism according to claim 1, wherein the lower slope of the upper slope block is adapted to the upper slope of the lower slope block to push the lower slope block to move downward when the upper slope block moves forward; and the lower inclined block is provided with a reset mechanism for driving the lower inclined block to move upwards so as to drive the lower inclined block to move upwards when the upper inclined block moves backwards, so that the lower inclined block is kept in contact with the upper inclined block.
5. The abnormal detection device for the rolling line adjusting mechanism according to claim 1, wherein the first photoelectric switch and the second photoelectric switch are respectively arranged above the position of the photoelectric switch sensing block when the upper oblique block moves back and forth to the limit position.
6. The abnormal detection device for the rolling line adjusting mechanism according to claim 1, further comprising a control device and an alarm module, wherein the hydraulic motor, the rotary encoder and the two photoelectric switches are respectively and electrically connected with the control device, and the control device is electrically connected with the alarm module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166221.0U CN219253674U (en) | 2023-02-09 | 2023-02-09 | Abnormal detection device for rolling line adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320166221.0U CN219253674U (en) | 2023-02-09 | 2023-02-09 | Abnormal detection device for rolling line adjusting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN219253674U true CN219253674U (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320166221.0U Active CN219253674U (en) | 2023-02-09 | 2023-02-09 | Abnormal detection device for rolling line adjusting mechanism |
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| CN (1) | CN219253674U (en) |
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2023
- 2023-02-09 CN CN202320166221.0U patent/CN219253674U/en active Active
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