Rapid strip threading mechanism for cold-rolled strip steel

Abstract

The utility model discloses a cold-rolled strip steel quick threading mechanism which comprises a bottom plate, a sliding groove is formed in the upper side of the bottom plate, a sliding plate is connected to the inner side of the sliding groove in a sliding mode, a threading unit is arranged on the upper side of the sliding plate, a threaded rod is rotationally connected to the inner side of the sliding groove, and the threading unit comprises a fixing plate. The fixing plate is fixedly connected to the upper side of the sliding plate, a penetrating hole is formed in the outer side of the fixing plate, a strip steel body is arranged on the inner side of the penetrating hole, moving grooves are formed in the right sides of the front end and the rear end of the fixing plate, and first moving plates are slidably connected to the inner sides of the moving grooves. Through the arrangement of the fixing plate, the moving groove, the control plate, the limiting plates, the warping plate, the connecting plate, the connecting block and the stabilizing plates, when the limiting plates on the left side and the right side are conveniently controlled to limit the strip steel body, limiting rollers on the stabilizing plates on the upper side and the lower side limit the upper side and the lower side of the strip steel body, and deviation during strip steel threading is avoided.

Description

Technical Field

[0001] The utility model relates to the field of cold-rolled strip steel processing, in particular to a cold-rolled strip steel fast threading mechanism. Background Art

[0002] Cold rolled steel strip is a type of steel strip or sheet made by rolling hot rolled steel strip or steel sheet through a cold rolling mill at room temperature.

[0003] During the production of cold-rolled strip steel, the steel head of the cold-rolled strip steel needs to be placed in the rolling mill so that the rolling mill can bite the steel head. During the process of the steel head, the staff needs to use a threading mechanism to limit and position the strip steel. When the threading mechanism is used, the left and right sides of the strip steel are limited and the strip steel is transported. The upper and lower sides of the strip steel are not limited, and the stability of the strip steel transportation and threading is not high. It is easy for the upper and lower sides to deviate from the orientation, thereby reducing the processing effect of the rolling mill on the strip steel. Utility Model Content

[0004] In order to overcome the shortcomings of the prior art that the upper and lower sides of the strip are not limited during strip threading, and the strip is easily offset, one of the purposes of the utility model is to provide a fast strip threading mechanism for cold-rolled strip.

[0005] One of the purposes of the utility model is achieved by the following technical solution: a cold-rolled strip fast threading mechanism, comprising a bottom plate: a slide groove is provided on the upper side of the bottom plate, a slide plate is slidably connected to the inner side of the slide groove, a threading unit is provided on the upper side of the slide plate, and a screw rod is rotatably connected to the inner side of the slide groove;

[0006] The cam is provided with a plurality of holes on the outer sides of the fixing plate, and a plurality of holes are provided on the inner sides of the fixing plate, and a plurality of strips of strips are provided on the inner sides of the fixing plate.

[0007] According to the cold-rolled steel strip fast threading mechanism, a rectangular groove is provided on the outer side of the limit plate, a rotating shaft is rotatably connected to the inner side of the rectangular groove, a conveying roller is fixedly connected to the outer side of the rotating shaft, and a limit roller is provided on the lower side of the stabilizing plate, so as to limit the main body of the steel strip.

[0008] According to the cold-rolled steel strip fast threading mechanism, the upper side of the limit plate is fixedly connected with a second motor, so as to facilitate the control of the rotation of the conveying roller and the conveying of the steel strip body.

[0009] According to the cold-rolled steel strip fast threading mechanism, lifting grooves are provided on the right sides of the upper and lower ends of the fixed plate. As described on both sides The inner sides of the lifting slots are slidably connected with lifting blocks, and the lifting blocks are fixedly connected with the connecting blocks.

[0010] According to the cold-rolled steel strip fast threading mechanism, an electric push rod is fixedly connected between the inner wall of the lifting block and the inner wall of the lifting slot, so as to facilitate the control of the movement of the stabilizing plate.

[0011] According to the cold-rolled strip fast threading mechanism, the moving rod is slidably connected to the fixed cylinder, and a spring is fixedly connected between the outer side of the moving rod and the inner wall of the fixed cylinder.

[0012] According to the cold-rolled steel strip fast threading mechanism, the screw is threadedly connected to the slide plate, and the right side of the bottom plate is fixedly connected to a motor 1, so as to facilitate the control of the horizontal movement of the fixed plate.

[0013] According to the cold-rolled strip fast threading mechanism, the seesaw plates on the left and right sides are arranged in an inclined symmetrical structure.

[0014] Beneficial effects:

[0015] By providing a fixed plate, a movable groove, a control plate, a limit plate, a seesaw, a connecting plate, a connecting block and a stabilizing plate, it is convenient to control the limit plates on the left and right sides to limit the strip body, and the limit rollers on the upper and lower stabilizing plates on the upper and lower sides to limit the upper and lower sides of the strip body to avoid deviation of the strip when it is threaded.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 This is an overall three-dimensional structural diagram of a cold-rolled steel strip fast threading mechanism of the utility model;

[0019] Figure 2It is a three-dimensional structural diagram of a strip threading unit in a cold-rolled strip fast threading mechanism of the utility model;

[0020] Figure 3 for Figure 2 The enlarged view of point A in the middle;

[0021] Figure 4 for Figure 2 The enlarged view of point B in the middle;

[0022] Figure 5 The utility model is a cross-sectional three-dimensional structural diagram of a stabilizing rod in a cold-rolled steel strip fast threading mechanism.

[0023] Legend:

[0024] 1. Bottom plate; 2. Slide; 3. Slide plate; 4. Screw; 5. Motor 1; 6. Strip steel body; 7. Threading unit; 701. Fixed plate; 702. Perforation; 703. Moving slot; 704. Moving plate 1; 705. Control board; 706. Moving plate 2; 707. Limiting plate; 708. Seesaw; 709. Rectangular slot; 710. Rotating shaft; 711. Conveying roller; 712. Motor 2; 713. Rotating block 1; 714. Connecting plate; 715. Rotating block 2; 716. Connecting block; 717. Lifting slot; 718. Electric push rod; 719. Lifting block; 720. Fixed cylinder; 721. Spring; 722. Moving rod; 723. Stabilizing plate; 724. Limiting roller. DETAILED DESCRIPTION

[0025] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0026] Reference Figure 1-5 A fast strip threading mechanism for cold-rolled strip comprises a bottom plate 1: a slide groove 2 is provided on the upper side of the bottom plate 1, a slide plate 3 is slidably connected to the inner side of the slide groove 2, a strip threading unit 7 is provided on the upper side of the slide plate 3, a screw rod 4 is rotatably connected to the inner side of the slide groove 2, the screw rod 4 is threadedly connected to the slide plate 3, a motor 5 is fixedly connected to the right side of the bottom plate 1, when the strip threading is completed, the motor 5 is started, the motor 5 drives the screw rod 4 to rotate, the screw 4 drives the slide plate 3 to move horizontally, and the slide plate 3 drives the cold-rolled strip on the fixed plate 701 to move horizontally, so as to facilitate and quickly control the cold-rolled strip to move to the feed port of the rolling mill.

[0027] The belt threading unit 7 includes a fixed plate 701, which is fixedly connected to the upper side of the slide plate 3. A through hole 702 is provided on the outer side of the fixed plate 701, and a strip steel body 6 is provided on the inner side of the through hole 702. Moving grooves 703 are provided on the right sides of the front and rear ends of the fixed plate 701. A moving plate 1 704 is slidably connected to the inner side of the moving groove 703. A moving plate 2 706 is slidably connected to the inner side of the moving groove 703 and close to the through hole 702. A control plate 705 is fixedly connected to the right side of the moving plate 1 704. A limiting plate 707 is fixedly connected to the right side of the moving plate 2 706. A seesaw 708 is rotatably connected to the right side of the fixed plate 701 and located between the control plate 705 and the limiting plate 707. The seesaw 708 is rotatably connected to the control plate 705 and the limiting plate 707. The upper and lower sides of the control plate 705 are fixedly connected with a rotating block 1 713, the outer side of the rotating block 1 713 is rotatably connected with a connecting plate 714, the outer side of the upper end of the connecting plate 714 is rotatably connected with a rotating block 2 715, the outer side of the rotating block 2 715 is fixedly connected with a connecting block 716, the outer side of the connecting block 716 is fixedly connected with a fixed cylinder 720, the inner side of the fixed cylinder 720 is provided with a moving rod 722, the lower end of the moving rod 722 is fixedly connected with a stabilizing plate 723, the left and right side rocker plates 708 are arranged in an oblique symmetrical structure, a rectangular groove 709 is provided on the outer side of the limiting plate 707, the inner side of the rectangular groove 709 is rotatably connected with a rotating shaft 710, the outer side of the rotating shaft 710 is fixedly connected with a conveying roller 711, and a limiting roller 724 is provided on the lower side of the stabilizing plate 723. The upper side of the positioning plate 707 is fixedly connected to a motor 2 712, and lifting grooves 717 are provided on the right sides of the upper and lower ends of the fixed plate 701. The inner sides of the lifting grooves 717 on the upper and lower sides are slidably connected with lifting blocks 719, and the lifting blocks 719 are fixedly connected to the connecting blocks 716. An electric push rod 718 is fixedly connected between the inner wall of the lifting block 719 and the inner wall of the lifting groove 717. However, when it is necessary to thread the strip, the staff first places the strip steel body 6 on the inner side of the perforation 702, and then controls the electric push rod 718 to drive the lifting block 719 to move, the lifting block 719 drives the connecting block 716 to move, the connecting block 716 drives the moving rod 722 on the fixed cylinder 720 to move, the moving rod 722 drives the stabilizing plate 723 to move, and the stabilizing plate 723 drives the limit Roller 724 moves, so that the limiting rollers 724 on the upper and lower sides are close to the strip steel body 6, so that the limiting rollers 724 can limit the upper and lower sides of the strip steel body 6. At the same time, the connecting block 716 drives the connecting plate 714 on the rotating block 2 715 to rotate, and the connecting plate 714 drives the control plate 705 on the rotating block 1 713 to move, so that the control plate 705 moves away from the strip steel body 6. The control plate 705 drives the seesaw 708 to rotate. The seesaw 708 is similar to a seesaw structure, so that the seesaw 708 drives the limiting plate 707 to move, so that the limiting plate 707 is close to the strip steel body 6, so that the limiting plates 707 on the left and right sides drive the conveying roller 711 to contact the side edges of the left and right sides of the strip steel body 6, so as to limit the strip steel body 6. At the same time, the motor 2 712 is started.The second motor 712 drives the rotating shaft 710 to rotate, and the rotating shaft 710 drives the conveying roller 711 to rotate. The conveying roller 711 transports the strip steel body 6, so that the left and right sides and the upper and lower sides of the strip steel body 6 are simultaneously limited, thereby increasing the stability of the strip threading and preventing the strip steel body 6 from deflecting.

[0028] The moving rod 722 is slidably connected to the fixed cylinder 720, and a spring 721 is fixedly connected between the outer side of the moving rod 722 and the inner wall of the fixed cylinder 720. When the limiting roller 724 on the stabilizing plate 723 limits the strip steel body 6, the stabilizing plate 723 drives the moving rod 722 to slide inside the fixed cylinder 720, which is convenient for limiting the thicker strip steel body 6.

[0029] Working principle: When in use, the staff first places the strip steel body 6 on the inner side of the perforation 702, and then controls the electric push rod 718 to drive the stabilizing plate 723 to move, so that the upper and lower limiting rollers 724 can limit the upper and lower sides of the strip steel body 6. At the same time, under the action of the connecting plate 714, the control plate 705 is moved, and under the action of the seesaw 708, the conveying rollers 711 on the left and right limiting plates 707 are controlled to approach the strip steel body 6, so that the left and right sides of the strip steel body 6 are limited, thereby increasing the stability of the strip steel body 6 in threading. At the same time, the motor 2 712 is started to drive the conveying roller 711 to rotate, so that the conveying roller 711 can drive the strip steel body 6 to move. At the same time, the motor 1 5 is started to drive the screw 4 to rotate, and the screw 4 drives the strip steel body 6 on the fixed plate 701 to move horizontally, so that the strip steel body 6 after threading is moved to the feed port of the rolling mill.

[0030] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A cold-rolled strip fast threading mechanism, characterized in that: The invention comprises a bottom plate (1), wherein a slide groove (2) is provided on the upper side of the bottom plate (1), a slide plate (3) is slidably connected to the inner side of the slide groove (2), a belt threading unit (7) is provided on the upper side of the slide plate (3), and a screw rod (4) is rotatably connected to the inner side of the slide groove (2); The belt threading unit (7) comprises a fixed plate (701), the fixed plate (701) is fixedly connected to the upper side of the slide plate (3), a through hole (702) is provided on the outer side of the fixed plate (701), a strip steel body (6) is provided on the inner side of the through hole (702), a movable groove (703) is provided on the right side of both the front and rear ends of the fixed plate (701), a movable plate 1 (704) is slidably connected to the inner side of the movable groove (703), a movable plate 2 (706) is slidably connected to the inner side of the movable groove (703) and close to the through hole (702), a control plate (705) is fixedly connected to the right side of the movable plate 1 (704), a limiting plate (707) is fixedly connected to the right side of the movable plate 2 (706), and a movable plate 1 (704) is fixedly connected to the right side of the fixed plate (701). A seesaw (708) is rotatably connected between the control plate (705) and the limit plate (707), and the seesaw (708) is rotatably connected to the control plate (705) and the limit plate (707). The upper and lower sides of the control plate (705) are fixedly connected to a rotating block 1 (713). The outer side of the rotating block 1 (713) is rotatably connected to a connecting plate (714). The outer side of the upper end of the connecting plate (714) is rotatably connected to a rotating block 2 (715). The outer side of the rotating block 2 (715) is fixedly connected to a connecting block (716). The outer side of the connecting block (716) is fixedly connected to a fixed cylinder (720). A moving rod (722) is provided on the inner side of the fixed cylinder (720), and the lower end of the moving rod (722) is fixedly connected to a stabilizing plate (723).

2. A cold-rolled steel strip fast threading mechanism according to claim 1, characterized in that: A rectangular groove (709) is provided on the outer side of the limiting plate (707), a rotating shaft (710) is rotatably connected to the inner side of the rectangular groove (709), a conveying roller (711) is fixedly connected to the outer side of the rotating shaft (710), and a limiting roller (724) is provided on the lower side of the stabilizing plate (723).

3. The cold-rolled steel strip fast threading mechanism according to claim 1, characterized in that: The upper side of the limiting plate (707) is fixedly connected to a second motor (712).

4. The cold-rolled steel strip fast threading mechanism according to claim 1, characterized in that: The fixing plate (701) is provided with lifting grooves (717) on the right sides of both upper and lower ends, and lifting blocks (719) are slidably connected to the inner sides of the lifting grooves (717) on both upper and lower sides, and the lifting blocks (719) are fixedly connected to the connecting blocks (716).

5. The cold-rolled steel strip fast threading mechanism according to claim 4, characterized in that: An electric push rod (718) is fixedly connected between the inner wall of the lifting block (719) and the inner wall of the lifting slot (717).

6. The cold-rolled steel strip fast threading mechanism according to claim 1, characterized in that: The moving rod (722) is slidably connected to the fixed cylinder (720), and a spring (721) is fixedly connected between the outer side of the moving rod (722) and the inner wall of the fixed cylinder (720).

7. The cold-rolled steel strip fast threading mechanism according to claim 1, characterized in that: The screw rod (4) is threadedly connected to the slide plate (3), and a motor 1 (5) is fixedly connected to the right side of the base plate (1).

8. The cold-rolled steel strip fast threading mechanism according to claim 1, characterized in that: The seesaw plates (708) on the left and right sides are arranged in an obliquely symmetrical structure.

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