CN218252805U - Dummy ingot removing limit stroke device - Google Patents

Abstract

The application discloses take off dummy ingot limit stroke device. The first end setting of the poker rod of the device is on taking off dummy bar roller support, the support sets up on a roll table supporting beam, first spacing sensor sets up on the support, the spacing sensor of second sets up on the support, the middle part of rotating the piece rotationally sets up on the support, the first end of rotating the piece is connected with the changeable response of first spacing sensor and the spacing sensor of second, the second end of rotating the piece and the second end swing joint of poker rod, the second end of rotating the piece does not follow vertical setting. This application has adopted the poker rod of split type structure and has rotated the piece, as long as the poker rod can drive and rotate the piece and rotate, can realize rotating the changeable response of piece and first spacing sensor and the spacing sensor of second and be connected, guarantees that the dummy bar's dummy bar head can in time separate with the casting blank to the fault rate has been reduced.

Description

Dummy ingot removing limit stroke device

Technical Field

The application belongs to the technical field of slab caster, concretely relates to take off dummy bar limit stroke device.

Background

The dummy bar removing device is important equipment for separating a dummy bar head from a casting blank in a slab casting machine, wherein the dummy bar removing limit stroke device is an important component of the dummy bar removing device. One end of the dummy ingot removing roller support is rotatably connected to the roller way support beam, a piston rod of a hydraulic cylinder arranged on the roller way support beam and the other end of the dummy ingot removing roller support are arranged, a limit impact ruler of the dummy ingot removing limit stroke device is arranged on the dummy ingot removing roller support, and a high-position proximity switch and a low-position proximity switch are arranged on the roller way support beam.

In the related technology, after a slab caster starts casting, a dummy bar is pulled out of a crystallizer in a connecting way, when a joint of a dummy head and the head of a casting blank runs to a dummy ingot removing position, a detector sends a signal to start the dummy ingot removing, at the moment, a dummy ingot removing limit stroke device is provided with a limit striking ruler arranged on a dummy ingot removing roller support, the dummy ingot removing roller support moves to a high position close to a switch limit position along with the rotation of the dummy ingot removing roller support pushed by a hydraulic cylinder, the dummy ingot removing roller support rotates upwards to the highest position, a dummy ingot removing descending instruction is activated after a period of time, a piston rod of the hydraulic cylinder retracts, the dummy ingot removing roller support rotates downwards under the action of gravity, the limit striking ruler moves to a low position close to the switch limit position along with the movement, and the action of the dummy head and the casting blank pulling a distance is finished.

However, in the process of ingot removing of the slab continuous casting machine, due to environmental factors such as mechanical abrasion, deformation of a collision ruler, high temperature, humidity and the like, the influence can cause that the limit collision ruler cannot be directly positioned at the limit position of the proximity switch, even the proximity switch is scratched to cause no return signal of the proximity switch, the dummy bar head of the dummy bar cannot be separated from the casting blank in time, manual hydraulic operation of an operator is needed, the risk of high temperature scalding exists, the untimely treatment can also cause the casting of the slab continuous casting machine to be cut off, even serious accidents such as slab lying and the like occur.

SUMMERY OF THE UTILITY MODEL

This application aims at solving the technical problem that the dummy ingot that takes off spacing stroke device among the prior art breaks down easily at least to a certain extent. Therefore, the application provides a dummy ingot removing limit stroke device.

The technical scheme of the application is as follows:

the application provides a take off spacing stroke device of dummy ingot, the device includes:

the first end of the poke rod is arranged on the dummy ingot removing roller bracket;

the support is arranged on the roller way support beam;

the first limit sensor is arranged on the support;

the second limit sensor is arranged on the support;

the rotation piece, the middle part of rotating the piece rotationally sets up on the support, the first end of rotating the piece with first spacing sensor with the changeable response of the spacing sensor of second is connected, the second end of rotating the piece with the second end swing joint of poker rod, the second end of rotating the piece does not follow vertical setting.

Furthermore, the middle part of the rotating part is provided with a rotating block, and the rotating block is connected with the support through a bearing.

Furthermore, a first end of the rotating part is provided with an induction block, the first end of the induction block is connected with the rotating block, and a second end of the induction block is in switchable induction connection with the first limit sensor and the second limit sensor.

Further, the second end of rotating the piece is equipped with the dwang, the first end of dwang with the turning block is connected, the second end of dwang with the second end swing joint of poker rod.

Furthermore, an arc-shaped hole which takes a rotating shaft in the middle of the rotating part as a center is formed in the support, and the first limiting sensor and the second limiting sensor are arranged in the arc-shaped hole.

Furthermore, the device still includes first supporting arm, the first end of first supporting arm with take off dummy bar roller leg joint, the second end of first supporting arm with the first end of poker rod is connected.

Furthermore, the device also comprises a second supporting arm, wherein the first end of the second supporting arm is connected with the roller way supporting beam, and the second end of the second supporting arm is connected with the support.

Further, the device further comprises a weight member disposed at the second end of the rotating member.

Further, the device further comprises an elastic member connected between the support and the first end or the second end of the rotating member.

Furthermore, the moving surface of the poke rod is perpendicular to the rotating surface of the rotating part.

The embodiment of the application has at least the following beneficial effects:

the utility model provides a take off dummy ingot limit stroke device, because take off dummy ingot roller support can be under the pushing action of pneumatic cylinder, rotate on a roll table supporting beam along vertical face, thereby drive the poker rod and move along the direction of oblique top, because the rotation piece rotationally sets up on the support, the second end of rotation piece and the second end swing joint of poker rod, and the second end of rotation piece does not follow vertical setting, thereby at the in-process of poker rod motion, the poker rod can drive the rotation piece and rotate on the support, if the second end of rotation piece is along vertical setting, the poker rod then can't drive the rotation piece and rotate on the support, with the changeable response of first end and first limit sensor and the second limit sensor that realizes the rotation piece is connected.

And the position corresponding to the first end of the rotating part when the dummy ingot removing roller support is not pushed by the hydraulic cylinder and is located at the lowest position is provided with the second limit sensor, and the position corresponding to the second end of the rotating part when the dummy ingot removing roller support is pushed to the highest position by the hydraulic cylinder is provided with the first limit sensor. When a dummy ingot removing command is received after the continuous casting machine is started, the hydraulic cylinder pushes the dummy ingot removing roller support to rotate upwards until the second end of the rotating part is in induction connection with the upper limiting sensor, at the moment, the dummy ingot removing roller support rotates to the highest position, after the dummy ingot removing roller support is kept at the highest position for a period of time, the hydraulic cylinder pulls the dummy ingot removing roller support to rotate downwards until the second end of the rotating part is in induction connection with the lower limiting sensor, at the moment, the dummy ingot removing roller support rotates to the lowest position, and the dummy ingot head is separated from the casting blank, so that the dummy ingot removing of the slab continuous casting machine is completed.

In conclusion, the dummy ingot removing limiting stroke device provided by the application adopts the poke rod and the rotating piece which are of a split type structure, the rotating piece can be switched to be in induction connection with the first limiting sensor and the second limiting sensor as long as the poke rod can drive the rotating piece to rotate, and the dummy ingot head and the casting blank of the dummy ingot rod can be timely separated, so that the failure rate is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic front view of a dummy bar spacing stroke device according to an embodiment of the present disclosure;

fig. 2 is a left side view of the dummy bar spacing stroke device of fig. 1.

Reference numerals:

10-a poke rod; 20-a support; 21-arc-shaped holes; 30-a first limit sensor; 40-a second limit sensor; 50-a rotating member; 51-a turning block; 52-a sensing block; 53-rotating levers; 60-a first support arm; 70-a second support arm; 80-a counterweight; 90-a first fixed seat; 100-an adjusting seat; 110-a second fixed seat; 120-a resilient member.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Moreover, the present application may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, examples of various specific processes and materials are provided herein, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

The application is described below with reference to specific embodiments in conjunction with the following drawings:

referring to fig. 1 to 2, an embodiment of the present invention provides a dummy ingot removing limit stroke device, which, with reference to fig. 1 and 2, includes a tap rod 10, a support 20, a first limit sensor 30, a second limit sensor 40, and a rotating member 50.

The first end of the poking rod 10 in the embodiment of the application is arranged on the dummy ingot removing roller support, the support 20 is arranged on the roller way supporting beam, the first limit sensor 30 is arranged on the support 20, the second limit sensor 40 is arranged on the support 20, the middle part of the rotating part 50 is rotatably arranged on the support 20, the first end of the rotating part 50 is in switchable induction connection with the first limit sensor 30 and the second limit sensor 40, the second end of the rotating part 50 is movably connected with the second end of the poking rod 10, and the second end of the rotating part 50 is not vertically arranged.

Specifically, with reference to fig. 1 and fig. 2, the dummy ingot removing roller support rotates on the roller way supporting beam along a vertical plane under the pushing action of the hydraulic cylinder, so as to drive the poking rod 10 to move along an obliquely upward direction, because the rotating member 50 is rotatably disposed on the support 20, the second end of the rotating member 50 is movably connected to the second end of the poking rod 10, and the second end of the rotating member 50 is not vertically disposed, so that in the moving process of the poking rod 10, the poking rod 10 can drive the rotating member 50 to rotate on the support 20, if the second end of the rotating member 50 is vertically disposed, the poking rod 10 cannot drive the rotating member 50 to rotate on the support 20, so as to realize the switchable inductive connection between the first end of the rotating member 50 and the first limit sensor 30 and the second limit sensor 40.

The second limit sensor 40 is arranged at a position corresponding to the first end of the rotating member 50 when the dummy bar removing roller bracket is not pushed by the hydraulic cylinder and is located at the lowest position, and the first limit sensor 30 is arranged at a position corresponding to the second end of the rotating member 50 when the dummy bar removing roller bracket is pushed to the highest position by the hydraulic cylinder. When a dummy ingot removing command is received after the continuous casting machine is started, the hydraulic cylinder pushes the dummy ingot removing roller support to rotate upwards until the second end of the rotating piece 50 is in induction connection with the upper limiting sensor, at the moment, the dummy ingot removing roller support rotates to the highest position, after the dummy ingot removing roller support is kept at the highest position for a period of time, the hydraulic cylinder pulls the dummy ingot removing roller support to rotate downwards until the second end of the rotating piece 50 is in induction connection with the lower limiting sensor, at the moment, the dummy ingot removing roller support rotates to the lowest position, and the dummy ingot head is separated from the casting blank, so that the dummy ingot removing of the slab continuous casting machine is completed.

To sum up, the pulling rod 10 and the rotating part 50 of the split structure are adopted in the pulling ingot limiting stroke device provided by the embodiment of the application, as long as the pulling rod 10 can drive the rotating part 50 to rotate, the rotating part 50 can be connected with the first limiting sensor 30 and the second limiting sensor 40 in a switchable induction mode, the pulling ingot head of the pulling ingot rod can be timely separated from the casting blank, and therefore the fault rate is reduced.

Referring to fig. 1 and 2, a rotation block 51 is disposed at a middle portion of the rotation member 50, and the rotation block 51 is connected to the support 20 through a bearing, so that the rotation member 50 rotates on the support 20 through the rotation block 51.

Referring to fig. 1 and 2, a first end of the rotating member 50 is provided with a sensing block 52, the first end of the sensing block 52 is connected to the rotating block 51, and a second end of the sensing block 52 is in switchable sensing connection with the first limit sensor 30 and the second limit sensor 40, so that the sensing block 52, the first limit sensor 30 and the second limit sensor 40 form a proximity switch.

With reference to fig. 1 and 2, a second end of the rotating member 50 is provided with a rotating rod 53, a first end of the rotating rod 53 is connected to the rotating block 51, a second end of the rotating rod 53 is movably connected to a second end of the tap lever 10, the rotating rod 53 and the sensing block 52 are not necessarily arranged along the same straight line, the rotating member 50 and the sensing block 52 may be arranged in a superposed manner, and the sensing connection with the sensor may be realized as well.

Referring to fig. 1, the support base 20 is provided with an arc hole 21 centering on a rotation axis of the middle portion of the rotation member 50, the first limit sensor 30 and the second limit sensor 40 are both disposed in the arc hole 21, and the highest position and the lowest position of the rotation of the dummy bar removing roller support can be adjusted by changing positions of the first limit sensor 30 and the second limit sensor 40 in the arc hole 21 of the support base 20. The rotation direction of the rotating member 50 is set to be clockwise, the second limit sensor 40 is located above the first limit sensor 30, when the lowest position of the dummy bar roll support needs to be adjusted upwards, the second limit sensor 40 is moved along the clockwise direction of the arc-shaped hole 21, and otherwise, the second limit sensor is moved along the counterclockwise direction. However, when the highest position of the dummy bar roller support needs to be adjusted downward, the first limit sensor 30 is moved counterclockwise along the arc-shaped hole 21, and otherwise, the first limit sensor is moved clockwise.

With reference to fig. 1, the dummy ingot releasing limiting travel device further comprises a first supporting arm 60, a first end of the first supporting arm 60 is connected to the dummy ingot releasing roller support, a second end of the first supporting arm 60 is connected to a first end of the poking rod 10, so that the distance between the poking rod 10 and the dummy ingot releasing roller support can be adjusted through the first supporting arm 60, and the poking rod 10 and the rotating rod 53 can be better matched.

With reference to fig. 1 and 2, the dummy ingot releasing limiting travel device further comprises a first fixing seat 90, the first end of the first support arm 60 is connected with the dummy ingot releasing roller support through the first fixing seat 90, the first fixing seat 90 is fixedly arranged on the dummy ingot releasing roller support, and the first end of the first support arm 60 is connected with the first fixing seat 90 in a detachable connection mode such as bolt connection, buckle connection and the like.

With reference to fig. 1 and 2, the dummy ingot releasing limiting travel device further includes an adjusting seat 100, the adjusting seat 100 is disposed at the second end of the first supporting arm 60, the poking rod 10 is adjustably inserted into the adjusting seat 100, a screw rod is inserted into the adjusting seat 100, and when the poking rod 10 is adjusted to a required position, the poking rod 10 can be fixed by screwing the screw rod.

Referring to fig. 1, the dummy ingot removing and limiting travel device further includes a second support arm 70, a first end of the second support arm 70 is connected to the roller way support beam, and a second end of the second support arm 70 is connected to the support 20, so that the distance between the support 20 and the roller way support beam is adjusted by the second support arm 70, and the rotating member 50 is prevented from interfering with the roller way support beam during the rotation process.

With reference to fig. 1 and 2, the dummy ingot releasing limiting travel device further includes a second fixing seat 110, the first end of the second supporting arm 70 is connected to the roller way supporting beam through the second fixing seat 110, the second fixing seat 110 is fixedly disposed on the roller way supporting beam, and the first end of the second supporting arm 70 is connected to the second fixing seat 110 through a detachable connection manner such as a bolt connection manner, a buckle connection manner, and the like.

Referring to fig. 1 and 2, the dummy bar removal limiting stroke device further includes a weight 80, the weight 80 is disposed at the second end of the rotation member 50, and in order to ensure that the first end of the rotation member 50 can be reset to the second limiting sensor 40 when the dummy bar removal roller holder rotates downward, the weight 80 is disposed at the second end of the rotation member 50 to assist the first end of the rotation member 50 in resetting by the weight of the weight 80. It should be noted that, when the dummy bar removing roller support rotates upward, the poke rod 10 also moves upward, and the poke rod 10 drives the second end of the rotating member 50 to rotate upward. Therefore, when the doffer roller holder rotates downward, the second end of the rotating member 50 rotates downward.

Referring to fig. 2, the dummy ingot removing stroke limiting device further includes an elastic member 120, the elastic member 120 is connected between the support 20 and the first end or the second end of the rotating member 50, and in order to further improve the resetting effect of the first end of the rotating member 50, when the first end of the rotating member 50 is at the position of the second limit sensor 40, the elastic member 120 is in an unstretched state, and when the first end of the rotating member 50 rotates to the position of the first limit sensor 30, the elastic member 120 is in a stretched state. The elastic member 120 may be a structural member having elasticity, such as rubber or a spring, which is not limited in the embodiments of the present application.

Referring to fig. 1 and 2, the moving surface of the tap lever 10 is perpendicular to the rotating surface of the rotating member 50, and if the effect of the tap lever 10 on the second end of the rotating member 50 needs to be maintained, the moving surface of the tap lever 10 needs to be kept non-parallel to the rotating surface of the rotating member 50. In the embodiment of the present application, a setting relationship that a moving surface of the poke rod 10 is perpendicular to a rotating surface of the rotating member 50 is adopted, the first support arm 60 is perpendicular to the dummy ingot removing roller support, the second support arm 70 is perpendicular to the roller way support beam, the first support arm 60 and the second support arm 70 are parallel, the poke rod 10 is perpendicular to the first support arm 60, and the rotating member 50 rotates in a plane perpendicular to the poke rod 10.

In this application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise" indicate orientations or positional relationships based on the orientation or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be considered as limiting the present application.

It should be noted that all the directional indications in the embodiments of the present application are only used for explaining the relative position relationship, the motion condition, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed correspondingly.

In this application, unless expressly stated or limited otherwise, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, descriptions in this application as to "first", "second", etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: numerous changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A doff dummy ingot limit stroke device, characterized in that the device includes:

the first end of the poke rod is arranged on the dummy ingot removing roller bracket;

the support is arranged on the roller way support beam;

the first limit sensor is arranged on the support;

the second limit sensor is arranged on the support;

the rotation piece, the middle part of rotating the piece rotationally sets up on the support, the first end of rotating the piece with first spacing sensor with the changeable response of the spacing sensor of second is connected, the second end of rotating the piece with the second end swing joint of poker rod, the second end of rotating the piece does not follow vertical setting.

2. The dummy ingot removal limit stroke device according to claim 1, wherein a rotating block is arranged in the middle of the rotating member, and the rotating block is connected with the support through a bearing.

3. The dummy ingot removal limit stroke device according to claim 2, wherein a first end of the rotating member is provided with a sensing block, the first end of the sensing block is connected with the rotating block, and a second end of the sensing block is in switchable sensing connection with the first limit sensor and the second limit sensor.

4. The dummy ingot removal limit stroke device according to claim 2, wherein a rotating rod is arranged at the second end of the rotating member, the first end of the rotating rod is connected with the rotating block, and the second end of the rotating rod is movably connected with the second end of the poking rod.

5. The dummy ingot removing limit stroke device according to claim 1, wherein the support is provided with an arc-shaped hole centered on a rotation axis of a middle portion of the rotation member, and the first limit sensor and the second limit sensor are both disposed in the arc-shaped hole.

6. The dummy bar disengaging limiting stroke device according to claim 1, further comprising a first support arm, wherein a first end of the first support arm is connected to the dummy bar disengaging roller support, and a second end of the first support arm is connected to the first end of the poker rod.

7. The dummy ingot removal limit stroke device according to claim 1, further comprising a second support arm, wherein a first end of the second support arm is connected with the roller way support beam, and a second end of the second support arm is connected with the support.

8. The dummy bar spacing stroke device of claim 1 further comprising a weight member disposed at the second end of said rotating member.

9. The apparatus of claim 1, further comprising a resilient member coupled between the support and the first or second end of the rotating member.

10. A dummy bar spacing stroke apparatus according to any one of claims 1 to 9 wherein the plane of travel of said poker bar is perpendicular to the plane of rotation of said rotary member.

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