CN108817127B - Steel coil tower-shaped eliminating equipment and method capable of controlling movement state of walking beam - Google Patents

Abstract

The invention discloses a steel coil tower shape elimination equipment and elimination method capable of controlling the motion state of a walking beam, wherein the elimination equipment includes: a left clamping device, a right clamping device, a position detection device and a controller , wherein the left clamping device and the right clamping device have the same structure and are symmetrically arranged on both sides of the walking beam, and the position detection device can realize the monitoring of the position of the first pushing tower disc and the second pushing tower disc, The controller is connected with the proximity switch, and is used to control the movement of the walking beam when the first tower pusher disc and the second tower pusher disc retreat to a safe position, and when the first tower pusher disc and the second tower pusher disc leave Control the walking beam to stop moving in the safe position. The structure of the steel coil tower elimination equipment capable of controlling the motion state of the walking beam is reasonable, and the misoperation of the walking beam can be avoided.

Description

Steel coil tower shape elimination equipment and elimination method that can control the movement state of walking beam

technical field

The invention relates to the technical field of steel coil tower shape processing, and in particular provides a steel coil tower shape elimination equipment and method that can control the movement state of a walking beam.

Background technique

When the hot-rolled strip is coiled, the core will have a tower shape, which not only affects the quality and yield of the steel coil, but the tower shape of the coil can be repaired in the transportation area of the hot-rolled line. At present, chucks are generally used to clamp or align However, when the steel coil is clamped by the chuck, the walking beam malfunctions and the chuck is torn or the steel coil is damaged.

Therefore, developing a set of equipment to realize the joint control of the chuck and the walking beam and avoid the malfunction of the walking beam has become an urgent problem to be solved.

Contents of the invention

In view of this, the object of the present invention is to provide a steel coil tower-shaped elimination equipment and method that can control the moving state of the walking beam, so as to solve the problem that the existing steel coil clamping device and the walking beam are controlled separately, which is prone to errors. action, resulting in damage to the chuck or damage to the coil.

One aspect of the present invention provides a steel coil tower-shaped elimination device that can control the motion state of the walking beam, including: a left clamping device, a right clamping device, a position detection device and a controller, wherein the left clamping The device and the clamping device on the right side have the same structure and are symmetrically arranged on both sides of the walking beam. The clamping device on the left side includes a horizontally arranged first hydraulic telescopic cylinder and a telescopic rod end connected to the first hydraulic telescopic cylinder. The first tower pusher disc at the top, the right side clamping device includes a second hydraulic telescopic cylinder arranged horizontally and a second tower pusher disc connected to the end of the telescopic rod of the second hydraulic telescopic cylinder, the first The push tower disc moves synchronously with the second push tower disc, and the position detection device includes a vertical rod, a horizontal rod, a stroke baffle, a proximity switch and a touch-type iron stopper matched with the proximity switch, wherein the horizontal rod and the The telescopic rod is arranged in parallel and is fixedly connected with the upper end of the vertical rod. The horizontal rod and the vertical rod can rotate around a rotating shaft perpendicular to it at the same time. The rotating shaft is fixed at the joint between the vertical rod and the horizontal rod. The free end of the vertical rod Set behind the first tower pusher disc or the second tower pusher disc, the stroke baffle is U-shaped, and the horizontal rod limit is set in the hollow cavity of the stroke baffle to limit the minimum height of the free end of the horizontal rod , the touch-type iron stopper is horizontally connected to the free end of the horizontal rod, the proximity switch is set above the touch-type iron stopper, the controller is connected to the proximity switch, when the first push tower disc or the second push tower disc retreats In the process, it will drive the free end of the vertical rod to move backward, and then drive the touch iron stopper connected to the free end of the horizontal rod to rise. Send a signal. When the controller receives the signal, it controls the movement of the walking beam. When the first push tower disc or the second push tower disc clamps the steel coil, the free end of the horizontal bar will naturally Falling, when the touch-type stopper disengages from the proximity switch, the proximity switch sends a signal to the controller, and when the controller receives the signal, it controls the walking beam to stop moving.

Preferably, the first hydraulic telescopic cylinder is fixedly arranged above the first support frame, and the second hydraulic telescopic cylinder is fixedly arranged above the second support frame.

Further preferably, the free end of the vertical rod is connected to a vertical baffle through a horizontal connecting rod.

Further preferably, the free end of the horizontal connecting rod is provided with an internal thread, and the middle part of the vertical baffle is connected with a threaded rod perpendicular to it, and the threaded rod is mated and connected in the horizontal connecting rod.

Further preferably, the proximity switch is arranged in a limit clip, and the limit clip is an elastically deformable limit clip.

The present invention also provides a method for eliminating the steel coil tower shape by using the above-mentioned steel coil tower shape elimination equipment that can control the motion state of the walking beam, including the following steps:

(1) In the initial state, both the first tower pusher disc and the second tower pusher disc are in an unclamped state, and the rear end of the first tower pusher disc or the second tower pusher disc is offset against the vertical rod, and the horizontal The touch stopper at the free end of the rod touches the proximity switch, at this time, the controller controls the movement of the walking beam;

(2) When the first hydraulic telescopic cylinder and the second hydraulic telescopic cylinder receive the clamping control signal sent from the outside, the telescopic rod is extended, driving the first push tower disc and the second push tower disc to approach synchronously, During this process, as the first push tower disc and the second push tower disc approach, the free end of the horizontal rod falls naturally by gravity and is limited by the travel baffle. , the proximity switch sends a signal to the controller. When the controller receives the signal, it controls the walking beam to stop moving. After that, the first pushing tower disc and the second pushing tower disc carry out the steel coil on the walking beam. Clamping to eliminate coil towers;

(3) When the first hydraulic telescopic cylinder and the second hydraulic telescopic cylinder receive the retraction control signal sent from the outside, the telescopic rod retracts, driving the first push tower disc and the second push tower disc to retreat synchronously To the initial position, during this process, the first push tower disc or the second push tower disc will contact the free end of the vertical rod and drive it to move backward, and then drive the touch stopper connected to the free end of the horizontal rod The iron rises and brings it into contact with the proximity switch.

The structure of the steel coil tower elimination equipment that can control the motion state of the walking beam provided by the invention is reasonable, and the position detection device can realize the monitoring of the positions of the first pushing tower disc and the second pushing tower disc, and then realize the stepping The joint control of the beam, specifically: when the first pushing tower disc and the second pushing tower disc return to a safe position (that is, the movement of the walking beam does not affect it), the controller controls the movement of the walking beam , on the contrary, when the first tower pusher disk and the second tower pusher disk leave the safe position (that is, the movement of the walking beam will affect them), the controller controls the walking beam to stop moving, wherein the safety position The setting can be realized by adjusting the position of the position detection device.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:

Fig. 1 is a structural schematic diagram of a steel coil tower-shaped eliminating device capable of controlling the motion state of a walking beam provided by the present invention.

Detailed ways

The present invention will be further explained below in conjunction with specific embodiments, but the present invention is not limited thereto.

As shown in Figure 1, the present invention provides a steel coil tower-shaped elimination device that can control the motion state of the walking beam, including: a left clamping device, a right clamping device, a position detection device and a controller (in the figure not shown), wherein the left clamping device and the right clamping device have the same structure and are symmetrically arranged on both sides of the walking beam, and the left clamping device includes a horizontally arranged first hydraulic telescopic cylinder 11 and a connecting The first push-tower disk 12 at the end of the telescopic rod of the first hydraulic telescopic cylinder 11, the clamping device on the right side includes a second hydraulic telescopic cylinder 21 arranged horizontally and connected to the second hydraulic telescopic cylinder. The second push tower disc 22 at the end of the telescopic rod 21, the first push tower disc 12 and the second push tower disc 22 move synchronously, and the position detection device includes a vertical rod 31, a horizontal rod 32, a travel stop Plate 33, proximity switch 34 and the touch-type iron stopper 35 that cooperates with proximity switch 34, wherein, horizontal bar 32 is arranged in parallel with the telescopic bar of left side clamping device or right side clamping device and with the upper end of vertical bar 31 Fixedly connected, the horizontal rod 32 and the vertical rod 31 can rotate around the rotating shaft perpendicular to it at the same time, and the rotating shaft is fixed at the joint between the vertical rod 31 and the horizontal rod 32, and the free end of the vertical rod 31 is arranged on the first push tower Behind the disk 12 or the second push tower disk 22, the stroke baffle 33 is U-shaped, and the horizontal rod 32 is limited in the hollow cavity of the stroke baffle 33 to limit the minimum height of the free end of the horizontal rod 32 , the touch-type iron stopper 35 is horizontally connected to the free end of the horizontal bar 32, the proximity switch 34 is arranged on the top of the touch-type iron stopper 35, and the controller is connected with the proximity switch 34, when the first push tower disc 12 or the second In the process of pushing the tower disc 22 back, it will drive the free end of the vertical bar 31 to move backward, and then drive the touch-type iron stopper 35 connected to the free end of the horizontal bar 32 to rise. When the touch-type iron stopper 35 and When the proximity switch 34 touches, the proximity switch 34 sends a signal to the controller. After the controller receives the signal, it controls the movement of the walking beam. During the clamping process of the roll, the free end of the horizontal rod 32 falls naturally by gravity. When the touch-type stopper 35 breaks away from the proximity switch 34, the proximity switch 34 sends a signal to the controller. When the controller receives the signal, Control the walking beam to stop moving.

The steel coil tower shape elimination equipment that can control the movement state of the walking beam can monitor the position of the first pushing tower disc and the second pushing tower disc through the position detection device, and then realize the joint control of the walking beam. Specifically: when the first tower pusher disk and the second tower pusher disk retreat to a safe position (that is, the movement of the walking beam does not affect it), the controller controls the movement of the walking beam; on the contrary, when the second When the first tower pushing disc and the second tower pushing disc leave the safe position (that is, the movement of the walking beam will affect them), the controller controls the walking beam to stop moving, and the setting of the safe position can be adjusted by The position of the position detection device is realized.

In addition, the position detection device of the present invention can keep the proximity switch away from the high-temperature area through its reasonable structure, so that it can work in an environment with a suitable temperature.

The first hydraulic telescopic cylinder and the second hydraulic telescopic cylinder can be supported by the wall behind them, as an improvement of the technical solution, as shown in Figure 1, the first hydraulic telescopic cylinder 11 is fixedly arranged above the first support frame 13, The second hydraulic telescopic cylinder 21 is fixedly arranged above the second supporting frame 23 .

As an improvement of the technical solution, as shown in Figure 1, the free end of the vertical rod 31 is connected to a vertical baffle 36 through a horizontal connecting rod, and the vertical baffle 36 is connected to the first pushing tower disk 12 and the second The two push tower discs 22 are arranged in parallel, which can increase the contact area and ensure the stability of pushing.

As an improvement of the technical solution, as shown in Figure 1, the free end of the horizontal connecting rod 37 is provided with an internal thread, and the middle part of the vertical baffle 36 is connected with a threaded rod perpendicular to it, and the threaded rod is mated and connected to In the horizontal connecting rod 37, by adjusting the length of the threaded rod entering the horizontal connecting rod, the adjustment of the safe position can be realized conveniently.

As an improvement of the technical solution, as shown in FIG. 1, the proximity switch 34 is arranged in a limit clip 38, and the limit clip 38 is an elastically deformable limit clip, which can avoid the The disc of the second push tower retracts excessively and damages the proximity switch.

The present invention also provides a method for eliminating the steel coil tower shape by using the above-mentioned steel coil tower shape elimination equipment that can control the motion state of the walking beam, including the following steps:

(1) In the initial state, both the first tower pusher disc 12 and the second tower pusher disc 22 are in an unclamped state, and the rear end of the first tower pusher disc 12 or the second tower pusher disc 22 is in the vertical The rod 31 is offset, and the touch-type stopper 35 at the free end of the horizontal rod 32 touches the proximity switch 34. At this time, the controller controls the movement of the walking beam;

(2) When the first hydraulic telescopic cylinder 11 and the second hydraulic telescopic cylinder 21 receive the clamping control signal sent from the outside, the telescopic rod is extended to drive the first pushing tower disc 12 and the second pushing tower disc 22 approach synchronously, in this process, along with the approach of the first tower pusher disk 12 and the second tower pusher disk 22, the free end of the horizontal bar 32 falls naturally by gravity, and is limited by the travel baffle plate 33, when touching When the touch-type stopper 35 disengages from the proximity switch 34, the proximity switch 34 sends a signal to the controller. After the controller receives the signal, it controls the walking beam to stop moving. After that, the first push tower disc 12 and the second push tower The tower disk 22 clamps the steel coil on the walking beam to eliminate the tower shape of the steel coil;

(3) When the first hydraulic telescopic cylinder 11 and the second hydraulic telescopic cylinder 21 receive the retraction control signal sent from the outside, the telescopic rod retracts, driving the first tower pusher disc 12 and the second tower pusher disc 22 back to the initial position synchronously, during this process, the first tower pusher disk 12 or the second tower pusher disk 22 will contact with the free end of the vertical rod 31 and drive it to move backward, and then drive it to connect to the horizontal rod The touch type stop iron 35 of the free end of 32 rises, and makes it touch with proximity switch 34. .

The specific embodiments of the present invention are written in a progressive manner, emphasizing the differences of each embodiment, and the similar parts can be referred to each other.

The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Within the scope of knowledge of those of ordinary skill in the art, various modifications can be made without departing from the gist of the present invention. kind of change.

Claims (5)

1. Utilize the steel coil tower shape elimination equipment that can control the walking beam motion state to realize the method for steel coil tower shape elimination, it is characterized in that, the steel coil tower shape elimination equipment that can control the walking beam motion state includes: The left clamping device, the right clamping device, the position detection device and the controller, wherein the left clamping device and the right clamping device have the same structure and are symmetrically arranged on both sides of the walking beam, and the left clamping The tightening device includes a horizontally arranged first hydraulic telescopic cylinder (11) and a first push tower disc (12) connected to the end of the telescopic rod of the first hydraulic telescopic cylinder (11), and the right clamping device Including the second hydraulic telescopic cylinder (21) arranged horizontally and the second tower pushing disc (22) connected to the end of the telescopic rod of the second hydraulic telescopic cylinder (21), the first tower pushing disc (12) It moves synchronously with the second tower pushing disc (22), and the position detection device includes a vertical rod (31), a horizontal rod (32), a travel baffle (33), a proximity switch (34) and a proximity switch (34 ) with a touch-type iron stopper (35), wherein the horizontal rod (32) is arranged parallel to the telescopic rod and is fixedly connected to the upper end of the vertical rod (31), and the horizontal rod (32) and the vertical rod (31) can be Rotate around a rotating shaft perpendicular to it at the same time, the rotating shaft is fixed at the joint of the vertical rod (31) and the horizontal rod (32), and the free end of the vertical rod (31) is arranged on the first push tower disc (12) or Behind the second push tower disc (22), the stroke baffle (33) is U-shaped, and the limit of the horizontal rod (32) is set in the hollow cavity of the stroke baffle (33), which is used to limit the horizontal rod ( 32) The minimum height of the free end, the touch-type iron stopper (35) is horizontally connected to the free end of the horizontal bar (32), the proximity switch (34) is set above the touch-type iron stopper (35), the controller and the proximity switch (34) connection, when the first push tower disc (12) or the second push tower disc (22) retreats, it will drive the free end of the vertical rod (31) to move backward, and then drive the The touch-type iron stopper (35) of the free end of the horizontal bar (32) rises, and when the touch-type stopper (35) touches the proximity switch (34), the proximity switch (34) sends a signal to the controller, and when the control After the device receives the signal, it controls the movement of the walking beam. When the first push tower disc (12) or the second push tower disc (22) is clamping the steel coil, the horizontal rod (32) is free The end falls naturally by gravity. When the touch-type stopper (35) is separated from the proximity switch (34), the proximity switch (34) sends a signal to the controller. When the controller receives the signal, it controls the walking beam to stop moving ; The method that described steel coil tower shape eliminates comprises the steps: (1) In the initial state, both the first tower pusher disc (12) and the second tower pusher disc (22) are in an unclamped state, and the first tower pusher disc (12) or the second tower pusher disc ( The rear end of 22) is in contact with the vertical rod (31), and the touch-type stopper (35) at the free end of the horizontal rod (32) touches the proximity switch (34). At this time, the controller controls the movement of the walking beam; (2) When the first hydraulic telescopic cylinder (11) and the second hydraulic telescopic cylinder (21) receive the clamping control signal sent from the outside, the telescopic rod is extended, driving the first push tower disc (12) and The second tower pusher disk (22) is approaching synchronously. During this process, as the first tower pusher disk (12) and the second tower pusher disk (22) approach, the free end of the horizontal bar (32) will It falls naturally and is limited by the travel baffle (33). When the touch-type stopper (35) breaks away from the proximity switch (34), the proximity switch (34) sends a signal to the controller. When the controller receives the signal Finally, control the walking beam to stop moving, after that, the first pushing tower disc (12) and the second pushing tower disc (22) clamp the steel coil on the walking beam to eliminate the tower shape of the steel coil; (3) When the first hydraulic telescopic cylinder (11) and the second hydraulic telescopic cylinder (21) receive the retraction control signal sent from the outside, the telescopic rod retracts, driving the first push tower disc (12) and The second tower pusher disc (22) retreats to the initial position synchronously. During this process, the first tower pusher disc (12) or the second tower pusher disc (22) will contact the free end of the vertical rod (31) Contact and drive it to move backward, and then drive the touch-type stop iron (35) connected to the free end of the horizontal bar (32) to rise, and make it touch with the proximity switch (34). 2. The method for eliminating the tower shape of steel coils according to claim 1, characterized in that: the first hydraulic telescopic cylinder (11) is fixed above the first support frame (13), and the second hydraulic telescopic cylinder The cylinder (21) is fixedly arranged above the second support frame (23). 3. The method for eliminating the tower shape of a steel coil according to claim 1, characterized in that: the free end of the vertical rod (31) is connected to a vertical baffle (36) through a horizontal connecting rod (37). 4. The method according to claim 3, characterized in that: the free end of the horizontal connecting rod (37) is provided with an internal thread, and the middle part of the vertical baffle (36) is connected with a A threaded rod perpendicular to it, said threaded rod is mated and connected in said horizontal connecting rod (37). 5. The method for eliminating the tower shape of steel coils according to claim 1, characterized in that: the proximity switch (34) is set in the limit clip (38), and the limit clip (38) is elastically deformable limit clip.

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