CN216846158U - A device for detecting the end face of a billet entering a furnace - Google Patents

Abstract

The utility model discloses a detection device for the end face of a billet entering a furnace, which comprises a detection device and a controller arranged on a support in front of the furnace. The furnace front support is arranged between the heating furnace and the furnace entry roller table; the furnace front support includes a base and a bracket; the base is arranged on the bottom surface, the bracket is vertically fixed on the base, and a slide rail is arranged on the bracket; The detection device includes a telescopic arm and a detection scale; one end of the telescopic arm is vertically fixed on the slide rail of the bracket, the other end of the telescopic arm is fixed with a detection scale, a displacement sensor is arranged on the detection scale, and the sensor is electrically connected to the controller. The device can adjust the detection size of the end face according to the needs of different furnace types. When the billet with unqualified end face size appears in the furnace, it will alarm and prompt the staff, and automatically remove the unqualified billet through the rejection device, with accurate detection and high work efficiency.

Description

A device for detecting the end face of a billet entering a furnace

technical field

The utility model relates to the technical field of rod and wire production, in particular to a device for detecting the end face of a billet entering a furnace.

Background technique

In the iron and steel industry, the charging furnace billet used in the bar and wire production workshop basically needs to check whether the billet collapses. After the design of the heating furnace is completed, the furnace length, width and height data have been determined. The size of the end face has strict control requirements. If the size of the end face of the billet is unqualified, some collapsed materials will be fed into the furnace, which will cause the production line to stop frequently and affect the production rhythm. Therefore, the detection of the end face size of the blank is particularly important.

The conventional inspection method is to visually check whether the end face is regular, but the visual inspection method has large errors and poor effect, and it is not easy to detect the problem of the collapsed material. Therefore, an end face detection device for the billet entering the furnace is urgently needed.

Utility model content

The technical problem to be solved by this utility model is to aim at the above-mentioned deficiencies of the prior art, and to provide an end face detection device for the billet entering the furnace, which can adjust the detection size of the end face according to the needs of different furnace types. When the blank appears, the alarm will prompt the staff, and the unqualified blank will be automatically removed by the rejection device, with accurate detection and high work efficiency.

In order to solve the above-mentioned technical problems, the technical scheme adopted by the present utility model is:

A device for detecting the end face of a billet entering a furnace is characterized in that it includes a detecting device and a controller arranged on a support in front of the furnace.

The furnace front support is arranged between the heating furnace and the furnace entry roller table; the furnace front support includes a base and a bracket; the base is arranged on the bottom surface, and the bracket is vertically fixed on the base; the brackets are arranged on the bases On both sides, the plane formed by the brackets is parallel to the end face of the billet entering the furnace, and the distance between the brackets is greater than the width of the roller table entering the furnace.

A slide rail is provided on the bracket.

Two detection devices are arranged on each of the brackets, and a total of 4 detection devices are arranged.

The detection device includes a telescopic arm and a detection scale; one end of the telescopic arm is vertically fixed on the slide rail of the bracket, and the other end of the telescopic arm is fixed with a detection scale.

The detection scale is in an "L" shape, and the four detection scales can form a square outline after being extended and connected on each side.

A displacement sensor is arranged on the detection scale, and the sensor is electrically connected with the controller.

As a further preference of the present invention, the height of the base is lower than the height of the bottom surface of the heating furnace; the height of the support is higher than the height of the top surface of the heating furnace.

As a further preferred embodiment of the present invention, the top end of the bracket is provided with a limiting baffle.

As a further preferred embodiment of the present invention, the detection device further includes a slide rail hydraulic cylinder; the slide rail hydraulic cylinder base is arranged on the base, and the drive rod of the slide rail hydraulic cylinder is connected with the telescopic arm, which drives the telescopic arm on the bracket. Slide vertically inside the rail.

As a further preferred embodiment of the present invention, the detection device further comprises a telescopic arm hydraulic cylinder; the telescopic arm hydraulic cylinder is integrally connected with the telescopic arm; the telescopic arm hydraulic cylinder can drive the telescopic arm to freely expand and contract in the horizontal direction.

As a further preferred embodiment of the present invention, the slide rail hydraulic cylinder and the telescopic arm hydraulic cylinder are respectively electrically connected to the controller.

As a further preferred embodiment of the present invention, the detection device further includes a length sensor for detecting the length of the billet entering the furnace; the length sensor is arranged on the support and is electrically connected to the controller.

As a further preferred embodiment of the present invention, it also includes a warning light and a buzzer; the warning light and the buzzer are electrically connected to the controller.

The utility model has the following beneficial effects:

1. The device can adjust the detection size of the end face according to the needs of different furnace types. When the in-furnace billet with unqualified end face size appears, it will alarm and prompt the staff, and the unqualified billet will be automatically removed by the rejection device, with accurate detection and high work efficiency.

2. The device is also equipped with a length detection device, which is used to screen the ingot billets whose length and size meet the requirements to ensure safe production.

Description of drawings

Fig. 1 is a schematic diagram of the structural connection of a device for detecting the end face of a billet entering a furnace according to the present invention.

Figure 2 is a front view of a device for detecting the end face of a billet entering the furnace according to the present invention.

FIG. 3 is a schematic diagram of a detection device of a furnace billet end face detection device of the present invention.

Among them: 10. Furnace front support; 11. Base; 12. Bracket; 13. Slide rail; 14. Limit baffle; 20. Detection device; 21. Telescopic arm; 22. Detection scale; 23. Displacement sensor; 24. Slide rail hydraulic cylinder; 25. Telescopic arm hydraulic cylinder; 26. Length sensor; 30. Controller; 40. Heating furnace;

Detailed ways

The present utility model will be described in further detail below with reference to the accompanying drawings and specific preferred embodiments.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "left side", "right side", "upper", "lower part", etc. are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and "first", "second", etc. do not mean zero The importance of the components should not be construed as a limitation to the present invention. The specific dimensions used in this embodiment are only for illustrating the technical solution, and do not limit the protection scope of the present invention.

The present invention will be described in further detail below with reference to the accompanying drawings and specific preferred embodiments.

As shown in FIG. 1 , a device for detecting the end face of a billet entering a furnace is characterized in that it includes a detecting device 20 and a controller 30 arranged on the support 10 in front of the furnace.

The furnace front support 10 is arranged between the heating furnace 40 and the furnace entry roller table 50 ; the furnace front support 10 includes a base 11 and a bracket 12 .

As shown in FIG. 2 , the base 11 is arranged on the bottom surface, the support 12 is vertically fixed on the base 11 , the support 12 is provided with a slide rail 13 , and the top of the support 12 is provided with a limiting baffle 14 . The detection device 20 can move freely along the vertical direction in the slide rail 13 on the bracket 12, and the limit baffle 14 at the top of the bracket 12 can place the detection device 20 to derail.

The size of the support 12 needs to allow the billet entering the furnace to enter the heating furnace 40 through the detection device 20 arranged on the support 12. Therefore, the support 12 is arranged on both sides of the base 11, the plane formed by the support 12 is parallel to the end face of the billet entering the furnace, and the support The distance between 12 is greater than the width of the furnace entry roller 50; the height of the base 11 is lower than the height of the bottom surface of the heating furnace; the height of the support 12 is higher than the height of the top surface of the heating furnace.

Two detection devices 20 are arranged on each of the brackets 12 , and a total of 4 detection devices 20 are arranged. As shown in FIG. 3 , the detection device 20 includes a telescopic arm 21 and a detection scale 22; one end of the telescopic arm 21 is vertically fixed on the slide rail 13 of the bracket 12, and the other end of the telescopic arm 21 is fixed with a detection scale 22; the The detection scales 22 are in the shape of "L", and the four detection scales 22 can form a square outline after being extended and connected on each side.

The detection scale 22 is provided with a displacement sensor 23 , and the sensor 23 is electrically connected to the controller 30 . When the billet entering the furnace is a collapsed material, and the size of the end face is irregular and does not meet the requirements of entering the furnace, the deformed billet will hit the detection scale 22, and the detection scale 22 will be slightly displaced, which is monitored by the displacement sensor 23, and then fed back to the controller 30. .

The detection device 20 further includes a slide rail hydraulic cylinder 24 ; the base of the slide rail hydraulic cylinder 24 is arranged on the base 11 , and the driving rod of the slide rail hydraulic cylinder 24 is connected with the telescopic arm 21 to drive the telescopic arm 21 to slide on the bracket 12 . The rail 13 slides vertically.

The detection device 20 also includes a telescopic arm hydraulic cylinder 25; the telescopic arm hydraulic cylinder 25 is integrally connected with the telescopic arm 21; the telescopic arm hydraulic cylinder 25 can drive the telescopic arm 21 to freely expand and contract in the horizontal direction.

The slide rail hydraulic cylinder 24 and the telescopic arm hydraulic cylinder 25 are respectively electrically connected to the controller 30 . The detection device 20 is driven by the controller 30 in an electric manner, which saves time and effort.

The detection device 20 further includes a length sensor 26 for detecting the length of the billet entering the furnace; the length sensor 26 is arranged on the support 12 and is electrically connected to the controller 30 .

The device also includes a warning light 60 and a buzzer 70; the warning light 60 and the buzzer 70 are electrically connected to the controller 30.

Preferred Embodiment 1

The required end face size of the billet entering the furnace is 140×140mm, and the length is 12.7m～16.2m. The vertical distance between the detection scales 22 in the vertical direction on the brackets 12 on both sides is adjusted to 140mm by the sliding rail hydraulic cylinder 24; the distance between the detection scales 22 in the horizontal direction is set to 140mm by the telescopic arm hydraulic cylinder 25. At this time, there are four detection scales 22 constitute an end face with a detection size of 140×140mm.

When the billet entering the furnace is a collapsed material, and the size of the end face is irregular and does not meet the requirements of entering the furnace, the deformed billet will hit the detection scale 22, and the detection scale 22 will be slightly displaced, which is monitored by the displacement sensor 23, and then fed back to the controller 30. . The controller 30 makes the alarm light 60 give an alarm, the buzzer 70 gives a warning sound, and at the same time, the furnace entry roller table 50 stops conveying the billets, and returns to the billet rejecting machine. The roller table 50 continues to convey the billet into the furnace.

The preferred embodiments of the present invention have been described in detail above. However, the present invention is not limited to the specific details of the above-mentioned embodiments. Within the scope of the technical concept of the present invention, various equivalent transformations can be made to the technical solutions of the present invention. , these equivalent transformations all belong to the protection scope of the present invention.

Claims (8)

1. A device for detecting the end face of a billet entering a furnace, characterized in that it comprises a detecting device (20) and a controller (30) arranged on a support (10) in front of the furnace; The furnace front support (10) is arranged between the heating furnace (40) and the furnace entry roller table (50); the furnace front support (10) includes a base (11) and a bracket (12); The base (11) is arranged on the bottom surface, and the support (12) is vertically fixed on the base (11). The end faces are parallel, and the distance between the brackets (12) is greater than the width of the furnace entry roller table (50); A slide rail (13) is provided on the bracket (12); Two detection devices (20) are arranged on each of the brackets (12), and a total of 4 detection devices (20) are arranged; The detection device (20) comprises a telescopic arm (21) and a detection scale (22); one end of the telescopic arm (21) is vertically fixed on the slide rail (13) of the bracket (12), and the other end of the telescopic arm (21) A detection ruler (22) is fixed; The detection scale (22) is in an "L" shape, and the four detection scales (22) can form a square outline after being extended and connected on each side; The detection scale (22) is provided with a displacement sensor (23), and the sensor (23) is electrically connected with the controller (30). 2 . The device for detecting the end face of a billet entering a furnace according to claim 1 , wherein the height of the base ( 11 ) is lower than the height of the bottom surface of the heating furnace; the height of the support ( 12 ) is higher than that of the heating furnace. 3 . The height of the top surface. 3 . The device for detecting the end face of a billet entering a furnace according to claim 1 , wherein a limit baffle plate ( 14 ) is provided at the top of the bracket ( 12 ). 4 . 4 . The device for detecting the end face of a billet entering a furnace according to claim 1 , wherein the detecting device ( 20 ) further comprises a slide rail hydraulic cylinder ( 24 ); the slide rail hydraulic cylinder ( 24 ) is arranged on the base On the base (11), the driving rod of the slide rail hydraulic cylinder (24) is connected with the telescopic arm (21), and drives the telescopic arm (21) to slide vertically in the slide rail (13) of the bracket (12). 5 . The device for detecting the end face of a billet entering a furnace according to claim 4 , wherein the detecting device ( 20 ) further comprises a telescopic arm hydraulic cylinder ( 25 ); the telescopic arm hydraulic cylinder ( 25 ) is connected to a telescopic arm The arm (21) is integrally connected; the telescopic arm hydraulic cylinder (25) can drive the telescopic arm (21) to freely expand and contract in the horizontal direction. 6 . The device for detecting the end face of a billet entering a furnace according to claim 5 , wherein the slide rail hydraulic cylinder ( 24 ) and the telescopic arm hydraulic cylinder ( 25 ) are respectively electrically connected to the controller ( 30 ). 7 . 7 . The device for detecting the end face of a billet entering the furnace according to claim 1 , wherein the detecting device ( 20 ) further comprises a length sensor ( 26 ) for detecting the length of the billet entering the furnace; the length sensor ( 26) is arranged on the bracket (12) and is electrically connected with the controller (30). 8 . The device for detecting the end face of a billet entering a furnace according to claim 1 , further comprising: a warning light ( 60 ) and a buzzer ( 70 ); the warning light ( 60 ) and the buzzer ( 70 ). ) is electrically connected to the controller (30).

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