CN210995801U

CN210995801U - Binding roller adjusting mechanism of piercing mill

Info

Publication number: CN210995801U
Application number: CN201921808714.XU
Authority: CN
Inventors: 高万峰; 王胜永; 李万明; 李凤魁
Original assignee: Xinpengyuan Intelligent Equipment Group Co ltd
Current assignee: Xinpengyuan Intelligent Equipment Group Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-07-14
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a piercing-rolling mill roller binding adjusting mechanism, which consists of an electric telescopic rod, a pressing plate, a shell, an inner plate, a roller shaft, a roller body, an adjusting slider, a lead screw, a support rod, a worm, a motor, a support plate and a turbine; the electric telescopic rod is arranged at the upper end of the shell, and the lower end of the electric telescopic rod is connected with the pressing plate; the inner plates are symmetrically arranged inside the shell, roller bodies are arranged between the inner plates, and shaft holes are formed in the inner plates for mounting the roller shafts; the lower end of the inner plate is provided with an inner plate inclined surface, an adjusting slide block is arranged below the inner plate, and the slide block inclined surface of the adjusting slide block is matched with the inner plate inclined surface; one end of the shell is provided with a supporting plate, the supporting plate is provided with a motor and a supporting rod, the supporting rod supports a worm, two ends of the worm are respectively provided with a turbine, the axis of the turbine is fixedly connected with a lead screw, the lead screw is provided with a through adjusting slide block, and the screw threads at two ends of the lead screw are opposite in rotating direction. The utility model discloses distance between two roll bodies about can be convenient regulation is through adjusting more accurate stable through the inclined plane.

Description

Binding roller adjusting mechanism of piercing mill

Technical Field

The utility model belongs to the technical field of seamless steel pipe rolling equipment technique and specifically relates to a piercing mill roll adjustment mechanism.

Background

In the process of rolling large steel pipes, two rolling rollers are generally used for counter-rolling and are matched with a piercing-rolled pipe for piercing-rolling, and in the process of double rolling rollers, the distance between the two rolling rollers needs to be finely adjusted. In the prior art, a lead screw is adopted to adjust the distance between roll shafts, so that the adjustment is inaccurate due to the influence of the lead screw.

SUMMERY OF THE UTILITY MODEL

The utility model provides a piercing mill roller adjusting mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a piercing-rolling mill roller binding adjusting mechanism comprises an electric telescopic rod, a pressing plate, a shell, an inner plate, a roller shaft, a roller body, an adjusting slide block, a lead screw, a supporting rod, a worm, a motor, a supporting plate and a turbine; the electric telescopic rod is arranged at the upper end of the shell, and the lower end of the electric telescopic rod is connected with the pressing plate; the inner plates are symmetrically arranged inside the shell, roller bodies are arranged between the inner plates, and shaft holes are formed in the inner plates for mounting the roller shafts; the lower end of the inner plate is provided with an inner plate inclined surface, an adjusting slide block is arranged below the inner plate, and the slide block inclined surface of the adjusting slide block is matched with the inner plate inclined surface; one end of the shell is provided with a supporting plate, the supporting plate is provided with a motor and a supporting rod, the supporting rod supports a worm, two ends of the worm are respectively provided with a turbine, the axis of the turbine is fixedly connected with a lead screw, the lead screw is provided with a through adjusting slide block, and the screw threads at two ends of the lead screw are opposite in rotating direction.

Furthermore, the inner plate is provided with a shaft hole, two inner plate inclined planes are respectively arranged on two sides of the lower end of the inner plate, and the number of the inner plates is four.

Furthermore, the adjusting slide block is provided with a stop block and slide block inclined planes, the slide block inclined planes are matched with the inner plate inclined planes, and the number of the adjusting slide blocks is eight.

Furthermore, there are two adjusting slide blocks on the lead screw, and the screw thread at lead screw both ends is different, and the lead screw is total four.

Furthermore, a first shell groove is formed in the shell and used for matching up and down movement of the roller shaft; the shell is provided with a second shell groove used for matching with the left and right movement of the adjusting slide block.

Furthermore, an electric telescopic rod is arranged at the upper end of the shell, and a pressing plate connected with the electric telescopic rod is used for pressing the two inner plates at the upper end.

The inner panel divide into two kinds, and the inner panel of being connected with the top roll body is longer, and the inner panel of being connected with the below roll body is shorter.

Has the advantages that: the utility model discloses distance between two roll bodies about can be convenient regulation, adjust more accurate stability through the inclined plane.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a right side view of the present invention in fig. 1;

fig. 3 is a view of the present invention taken from fig. 2 with the drive mechanism removed;

fig. 4 is a schematic view of the inner plate of the present invention located above;

fig. 5 is a side view of the present invention in fig. 4;

fig. 6 is a schematic view of the inner plate located below the present invention;

fig. 7 is a schematic view of the adjusting slider of the present invention.

In the figure: 1 electric telescopic rod, 2 casings, 3 pressure strips, 4 inner plates, 401 shaft holes, 402 inner plate inclined planes, 5 first casing grooves, 6 roller shafts, 7 roller bodies, 8 second casing grooves, 9 adjusting sliders, 901 stoppers, 902 slider inclined planes, 10 lead screws, 11 supporting rods, 12 worms, 13 motors, 14 supporting plates, 15 turbines and 16 chain wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The following examples can be obtained by means of FIGS. 1 to 5:

a roller binding adjusting mechanism of a piercing and rolling machine comprises an electric telescopic rod 1, a pressing plate 3, a shell 2, an inner plate 4, a roller shaft 6, a roller body 7, an adjusting slide block 9, a screw rod 10, a support rod 11, a worm 12, a motor 13, a support plate 14 and a turbine 15; the electric telescopic rod 1 is arranged at the upper end of the shell 2, and the lower end of the electric telescopic rod 1 is connected with the pressing plate 3; the inner plates 4 are symmetrically arranged inside the shell 2, a roller body 7 is arranged between the inner plates 4, and a shaft hole 401 is formed in each inner plate 4 for installing a roller shaft 6; the lower end of the inner plate 4 is provided with an inner plate inclined plane 402, an adjusting slide block 9 is arranged below the inner plate 4, and a slide block inclined plane 902 of the adjusting slide block 9 is matched with the inner plate inclined plane 402; one end of the shell 2 is provided with a supporting plate 14, the supporting plate 14 is provided with a motor 13 and a supporting rod 11, the supporting rod 11 supports a worm 12, two ends of the worm 12 are respectively provided with a turbine 15, the axis of the turbine 15 is fixedly connected with a lead screw 10, the lead screw 10 is provided with a through adjusting slide block 9, and the screw threads at two ends of the lead screw 10 are opposite in rotating direction.

The inner plate 4 is provided with a shaft hole 401, two sides of the lower end of the inner plate 4 are respectively provided with an inner plate inclined plane 402, and the number of the inner plates 4 is four. The inner plate ramp 402 cooperates with the slider ramp 902 to raise the inner plate 4 by pressing the two surfaces against each other to raise the inner plate ramp 402.

The adjusting slider 9 has a stopper 901 and slider slopes 902, the slider slopes 902 cooperate with the inner plate slopes 402, and the number of adjusting sliders 9 is eight. The adjusting slide blocks 9 move towards or away from each other under the action of the screw rod 10 so as to drive the inner plate 4 to move up and down.

The screw rod 10 is provided with two adjusting sliding blocks 9, the thread turning directions of two ends of the screw rod 10 are opposite, and the number of the screw rods 10 is four. The opposite direction of the thread at the two ends of the spindle 10 makes it possible to move the adjusting slides towards and away from each other.

The shell 2 is provided with a first shell groove 5 for matching the up-and-down movement of a roller shaft 6; the shell 2 is provided with a second shell groove 8 for matching the left and right movement of the adjusting slide block 9.

The upper end of the shell is provided with an electric telescopic rod 1, and a pressing plate 3 connected with the electric telescopic rod 1 is used for pressing two inner plates 4 at the upper end. The inner plate 4 is pressed to prevent the roller body 7 from moving up and down in the rolling process.

The inner plate 4 is divided into two types, the inner plate 4 connected with the upper roller body 7 is longer, and the inner plate 4 connected with the lower roller body 7 is shorter. The inner plate 4 of below can avoid propping up the regulation slider 9 of top shorter, and the inner plate 4 of top is longer can make things convenient for pressure strip 3 to compress tightly.

The working principle is as follows: motor 13 passes through sprocket 16 and drives worm 12 and rotate, worm 12 drives turbine 13 and rotates, turbine 13 drives lead screw 10 and rotates, connect two adjusting slide 9 on the lead screw 10, when lead screw 10 rotated, adjusting slide 9 was in opposite directions or back-to-back motion under the effort of screw thread conduction, at this moment slider inclined plane 902 applied the effort to inner panel inclined plane 402 and made inner panel 4 promote or reduce, inner panel 4 removed and drives roll body 7 and roller 6 and reciprocate to the distance between the roller 6 has been adjusted. The two roller bodies 7 are independently adjustable. After the adjustment is finished, the electric telescopic rod 1 is used for driving the pressing plate 3 to press the inner plate 4. When the height of the roller body 7 is reduced, the pressing plate 3 is firstly loosened, and the motor 13 rotates in the opposite direction.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A roller binding adjusting mechanism of a piercing-rolling machine is characterized by comprising an electric telescopic rod (1), a pressing plate (3), a shell (2), an inner plate (4), a roller shaft (6), a roller body (7), an adjusting slide block (9), a lead screw (10), a support rod (11), a worm (12), a motor (13), a support plate (14) and a turbine (15); the electric telescopic rod (1) is arranged at the upper end of the shell (2), and the lower end of the electric telescopic rod (1) is connected with the pressing plate (3); the inner plates (4) are symmetrically arranged in the shell (2), roller bodies (7) are arranged between the inner plates (4), and shaft holes (401) are formed in the inner plates (4) and are used for installing roller shafts (6); an inner plate inclined plane (402) is arranged at the lower end of the inner plate (4), an adjusting slide block (9) is arranged below the inner plate (4), and a slide block inclined plane (902) of the adjusting slide block (9) is matched with the inner plate inclined plane (402); one end of the shell (2) is provided with a supporting plate (14), the supporting plate (14) is provided with a motor (13) and a supporting rod (11), the supporting rod (11) supports a worm (12), two ends of the worm (12) are respectively provided with a turbine (15), the axis of the turbine (15) is fixedly connected with a lead screw (10), the lead screw (10) is provided with a through adjusting slide block (9), and the thread turning directions of the two ends of the lead screw (10) are opposite.

2. The piercing-rolling mill roll adjusting mechanism according to claim 1, characterized in that the inner plate (4) is provided with a shaft hole (401), two inner plate inclined planes (402) are respectively arranged on two sides of the lower end of the inner plate (4), and the number of the inner plates (4) is four.

3. The adjusting mechanism of the piercing-rolling mill roll binding according to claim 1, characterized in that the adjusting slider (9) has a stopper (901) and slider inclined planes (902), the slider inclined planes (902) are matched with the inner plate inclined plane (402), and the number of the adjusting slider (9) is eight.

4. The adjusting mechanism for the binding roller of the piercing-rolling mill according to claim 1, characterized in that the screw rod (10) is provided with two adjusting slide blocks (9), the thread directions of the two ends of the screw rod (10) are opposite, and the screw rod (10) has four threads.

5. The adjusting mechanism of the roller of the piercing-rolling mill as claimed in claim 1, characterized in that the housing (2) is provided with a first housing groove (5) for matching up and down movement of the roller shaft (6); the shell (2) is provided with a second shell groove (8) which is used for matching with the left and right movement of the adjusting slide block (9).

6. The piercing mill roller adjusting mechanism as claimed in claim 1, characterized in that the upper end of the housing is provided with an electric telescopic rod (1), and a pressing plate (3) connected with the electric telescopic rod (1) is used for pressing the two inner plates (4) at the upper end.

7. A piercing mill roll adjustment mechanism according to claim 1, characterized in that the inner plate (4) is divided into two, the inner plate (4) connected to the upper roll body (7) being longer and the inner plate (4) connected to the lower roll body (7) being shorter.