Online cutter rotary type pipe cutting machine of cold pilger mill

Abstract

The utility model discloses an on-line cutter rotary type pipe cutting machine of a cold pilger mill. The on-line cutter rotary type pipe cutting machine comprises a rotary cutting machine base, a reset air cylinder, a cutting motor, a guide rail, a pipe supporting groove, a pipe supporting roller, a cutter, a cutter feeding assembly, an air pushing assembly, a rotary cutting sliding base and a rotary assembly. The guide rail is installed at the top end of the rotary cutting machine base, the rotary cutting sliding base is connected with the guide rail in a sliding mode, the cutting motor is installed at the bottom end of the rotary cutting sliding base, the sliding base box is installed at the top end of the rotary cutting sliding base, one side of the sliding base box is fixedly connected with the fixing shaft, and the rotating assembly is installed on the other side of the sliding base box. The on-line pipe cutting device can be connected with the cold pilger mill, and the on-line pipe cutting function is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of cold rolling tube mills, in particular to an online knife-rotating tube cutting machine for cold rolling tube mills. Background Art

[0002] The cold rolling mill is a process equipment that uses annular holes to cold roll rough pipes. The machine has good blanking performance and can also roll non-ferrous metal seamless pipes of ordinary precision.

[0003] In the prior art, after the steel pipe is fed into the cold rolling mill for rolling, the finished pipe is manually transported to the pipe cutting station for cutting. The working mode of the ordinary pipe cutting machine is: the steel pipe is fixed during cutting, and the cutting head feeds the cutting amount for cutting. The online pipe cutting mode is: the steel pipe will move forward intermittently according to the different elongation coefficients, and the cold rolling mill will rotate a certain angle each time the steel pipe is rolled. Using an ordinary pipe cutting machine, it is impossible to achieve online pipe cutting.

[0004] Therefore, how to solve the problem of online tube cutting of cold rolling mill, that is, cutting the finished tube while the cold rolling mill is rolling, and solve the problems existing in the prior art is of great significance to its application.

[0005] Common pipe cutting methods are generally saw blade pipe cutting machines and lathe turning methods; saw blade cutting of steel pipes is fixed, and lathe turning is high-speed rotation of the steel pipes. However, the steel pipes of this structure need to be rotated and fed according to a certain rule. The steel pipes need to be rotated and fed forward. The above two structures cannot be connected to the cold rolling mill for automatic cutting.

[0006] Therefore, how to provide an online knife-rotating tube cutting machine for a cold rolling tube mill to solve the problems existing in the prior art is of great significance to its application. Utility Model Content

[0007] In view of this, the purpose of the present application is to provide an online knife-rotating pipe cutting machine for a cold rolling mill to solve the problem that common pipe cutting methods cannot be connected to the cold rolling mill for automatic cutting.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] The cold rolling tube mill online knife rotary tube cutting machine includes a rotary cutting machine base, a reset cylinder, a cutting motor, a guide rail, a hosting tank, a hosting roller, a cutting knife, a feeding assembly, an air push assembly, a rotary cutting slide and a rotary assembly;

[0010] The guide rail is installed at the top of the peeling machine base, the peeling slide is slidably connected to the guide rail, the cutting motor is installed at the bottom of the peeling slide, a slide box is installed at the top of the peeling slide, a fixed shaft is fixedly connected to one side of the slide box, and the rotary assembly is installed at the other side of the slide box;

[0011] The fixed shaft is rotatably connected to a rotary shaft via a bearing, and the hosting roller and the cutter are both mounted on the end surface of the rotary shaft;

[0012] The hosting slot is installed on one side of the peeling slide, a motor fixing seat is installed at the bottom end of the peeling slide, the cutting motor is installed on one side of the motor fixing seat, the reset cylinder is installed on one side of the peeling machine seat, and the telescopic end of the reset cylinder is fixedly connected to the motor fixing seat;

[0013] The feed assembly is slidably connected to the rotary shaft, the air push assembly is installed at the bottom end of the rotary cutting slide, the cutter and the hosting roller are both movably connected to the feed assembly, and the feed assembly is movably connected to the air push assembly.

[0014] Preferably, one end of the rotary shaft away from the cutter is fixedly connected to a transmission pulley, the output end of the cutting motor is transmission-connected to a driving pulley, and the driving pulley and the transmission pulley are transmission-connected via a transmission belt.

[0015] Preferably, two sliding grooves are provided at the end of the rotating shaft, and the two sliding grooves are respectively slidably connected to the feed seat and the trustee seat, the feed seat is fixedly connected to the feed slide by a feed adjustment bolt, the cutter is installed on the side of the feed slide, the trustee seat is fixedly connected to the trustee slide by a trustee adjustment bolt, and the trustee roller is installed on the side of the trustee slide.

[0016] Preferably, the interior of the fixed shaft is hollow, and the fixed shaft corresponds to the clamping hole inside the rotating component.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] The utility model can be connected with a cold rolling tube mill and realize an online tube cutting function.

[0019] The above description is only an overview of the technical solution of the present application. In order to more clearly understand the technical means of the present application so that it can be implemented in accordance with the contents of the specification, and to make the above and other purposes, features and advantages of the present application more obvious and easy to understand, the following is a detailed description of the preferred embodiments of the present application in conjunction with the accompanying drawings as follows.

[0020] Based on the detailed description of the specific embodiments of the present application in combination with the accompanying drawings below, those skilled in the art will become more aware of the above and other objects, advantages and features of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are some embodiments of the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings without creative work. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 This is a front view of the utility model;

[0024] Figure 3 It is a cross-sectional view of the feed assembly in the utility model.

[0025] In the figure: 1. Peeling machine base; 2. Reset cylinder; 3. Cutting motor; 4. Guide rail; 5. Trustee slot; 6. Trustee roller; 7. Cutter; 8. Feed assembly; 9. Air push assembly; 10. Peeling slide; 11. Rotary assembly; 12. Slide box; 13. Rotary shaft; 14. Driving pulley; 15. Transmission belt; 16. Air push cylinder; 17. Air push roller; 18. Trustee side connecting rod; 19. Trustee seat; 20. Trustee adjusting bolt; 21. Trustee slide; 22. Push sleeve pin; 23. Intermediate fixed pin; 24. Slide pin; 25. Feed slide; 26. Feed adjusting bolt; 27. Feed seat; 28. Feed side connecting rod; 29. ​​Bearing; 30. Drive pulley; 31. Fixed shaft; 32. Motor fixed seat; 33. Push sleeve. DETAILED DESCRIPTION

[0026] To make the purpose, technical scheme and advantages of the embodiment of the present application clearer, the technical scheme in the embodiment of the present application will be clearly and completely described below in conjunction with the accompanying drawings in the embodiment of the present application. Obviously, the described embodiment is a part of the embodiment of the present application, rather than all of the embodiments. In the following description, specific details such as specific configuration and components are provided only to help fully understand the embodiments of the present application. Therefore, it should be clear to those skilled in the art that various changes and modifications can be made to the embodiments described herein without departing from the scope and spirit of the present application. In addition, for clarity and brevity, the description of known functions and structures is omitted in the embodiment.

[0027] In addition, the present application may repeat reference numerals and / or letters in different examples. This repetition is for the purpose of simplicity and clarity, and does not in itself indicate the relationship between the various embodiments and / or settings discussed.

[0028] The term "and / or" in this article is only a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can mean: A exists alone, B exists alone, and A and B exist at the same time. The term " / and" in this article describes another type of association object relationship, indicating that there can be two relationships. For example, A / and B can mean: A exists alone, and A and B exist alone. In addition, the character " / " in this article generally indicates that the previous and next associated objects are in an "or" relationship.

[0029] It should also be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusions.

[0030] See also Figure 1-3 The present invention provides a technical solution for an online knife rotary tube cutting machine for a cold rolling tube mill: comprising a rotary cutting machine base 1, a reset cylinder 2, a cutting motor 3, a guide rail 4, a hosting slot 5, a hosting roller 6, a cutter 7, a feed assembly 8, an air push assembly 9, a rotary cutting slide 10 and a rotary assembly 11;

[0031] The guide rail 4 is installed at the top of the peeling machine base 1, the peeling slide 10 is slidably connected to the guide rail 4, the cutting motor 3 is installed at the bottom of the peeling slide 10, the top of the peeling slide 10 is installed with a slide box 12, one side of the slide box 12 is fixedly connected with a fixed shaft 31, and the rotary assembly 11 is installed on the other side of the slide box 12;

[0032] The fixed shaft 31 is rotatably connected to the rotary shaft 13 through the bearing 29, and the hosting roller 6 and the cutter 7 are both installed on the end surface of the rotary shaft 13;

[0033] The hosting slot 5 is installed on one side of the peeling slide 10, a motor fixing seat 32 is installed at the bottom end of the peeling slide 10, the cutting motor 3 is installed on one side of the motor fixing seat 32, the reset cylinder 2 is installed on one side of the peeling machine base 1, and the telescopic end of the reset cylinder 2 is fixedly connected to the motor fixing seat 32;

[0034] The feed assembly 8 is slidably connected to the rotary shaft 13, the air push assembly 9 is installed at the bottom end of the rotary cutting slide 10, the cutter 7 and the hosting roller 6 are both movably connected to the feed assembly 8, and the feed assembly 8 is movably connected to the air push assembly 9.

[0035] One end of the rotary shaft 13 away from the cutter 7 is fixedly connected to a driving pulley 30 , and the output end of the cutting motor 3 is drivingly connected to a driving pulley 14 , and the driving pulley 14 and the driving pulley 30 are connected to each other via a driving belt 15 .

[0036] Two sliding grooves are provided at the end of the rotating shaft 13, and the two sliding grooves are respectively slidably connected with the feed seat 27 and the trustee seat 19, the feed seat 27 is fixedly connected with the feed slide 25 through the feed adjustment bolt 26, the cutter 7 is installed on the side of the feed slide 25, the trustee seat 19 is fixedly connected with the trustee slide 21 through the trustee adjustment bolt 20, and the trustee roller 6 is installed on the side of the trustee slide 21.

[0037] The interior of the fixed shaft 31 is hollow, and the fixed shaft 31 corresponds to the clamping hole inside the rotating assembly 11 .

[0038] The hosting seat 19 includes an air push cylinder 16 and an air push roller 17, the air push roller 17 is installed on the movable end of the air push cylinder 16, and the feed assembly 8 includes a push sleeve 33, a push sleeve pin 22, an intermediate fixed pin 23, a slide seat pin 24, and a hosting side connecting rod 18;

[0039] The surface of the push sleeve 33 is provided with an annular groove, and the air push roller 17 is slidably connected to the annular groove;

[0040] The top and bottom ends of the push sleeve 33 are fixedly connected to the push sleeve pin 22, and the top and bottom ends of the rotary shaft 13 are fixedly connected to the intermediate fixed pin 23. The two intermediate fixed pins 23 are rotatably connected to the feed side connecting rod 28 and the hosting side connecting rod 18 respectively.

[0041] The sides of the feed seat 27 and the hosting seat 19 are fixedly connected with the slide pin 24, and the head ends of the feed side connecting rod 28 and the hosting side connecting rod 18 are provided with U-shaped grooves, and the two U-shaped grooves are engaged with the slide pin 24.

[0042] The tail end of the feed side connecting rod 28 is provided with an arc groove, the end of the hosting side connecting rod 18 is provided with a bending groove, the top push sleeve pin 22 is slidably connected with the arc groove, and the bottom push sleeve pin 22 is slidably connected with the bending groove.

[0043] During specific use, the reset cylinder 2 drives the peeling slide 10 to move, thereby driving the rotary clamping assembly 11 to connect with the finished tube outlet of the cold rolling mill. When the tube in the cold rolling mill is discharged to a certain length, the clamping assembly 11 clamps the outer circle of the tube, and then the cutting motor 3 is started. The cutting motor 3 drives the rotary shaft 13 to rotate through the driving pulley 14, the transmission belt 15 and the transmission pulley 39. At the same time, the push seat cylinder 16 drives the push seat roller 17 to move to the right, thereby driving the push sleeve 33 to move to the right. At this time, the upper push sleeve pin shaft 22 slides in the arc groove at the tail end of the feed side connecting rod 28, thereby causing the tail end of the feed side connecting rod 28 to drop, and the head end of the feed side connecting rod 28 passes through the feed seat 27. The sliding seat pin 24 on the side drives the feed seat 27 to slide slowly downward, so that the cutting blade 7 is continuously and slowly fed. At the same time, the push sleeve pin 22 below slides in the bending groove at the tail end of the trustee side connecting rod 18, so that the tail end of the trustee side connecting rod 18 is lifted, and the head end of the trustee side connecting rod 18 drives the trustee seat 19 to slide slowly upward through the sliding seat pin 24 on the trustee seat 19 side, so that the trustee roller 6 supports the pipe. As the push sleeve 33 continues to move to the right, the cutting blade 7 is continuously fed at this time, and the trustee roller 6 stops rising after rising to a certain height. After the rotary cutting is completed, the cut pipe is collected through the trustee slot 5, and the pipe that continues to move forward is ejected from the pipe on the trustee slot 5, so as to realize online continuous cutting.

[0044] The above description is only the preferred embodiment of the utility model, which does not limit the protection scope of the utility model. For those skilled in the art, the utility model can be modified and varied in various ways. Any changes, modifications, substitutions, integrations and parameter changes to these embodiments within the spirit and principle of the utility model through conventional substitutions or capable of achieving the same functions without departing from the principles and spirit of the utility model shall fall within the protection scope of the utility model.

Claims

1. Online rotary tube cutting machine for cold rolling mill, characterized by: It comprises a peeling machine base (1), a reset cylinder (2), a cutting motor (3), a guide rail (4), a trustee slot (5), a trustee roller (6), a cutter (7), a feed assembly (8), an air push assembly (9), a peeling slide (10) and a rotary assembly (11); The guide rail (4) is mounted on the top end of the peeling machine base (1); the peeling slide (10) is slidably connected to the guide rail (4); the cutting motor (3) is mounted on the bottom end of the peeling slide (10); a slide box (12) is mounted on the top end of the peeling slide (10); a fixed shaft (31) is fixedly connected to one side of the slide box (12); and the rotary assembly (11) is mounted on the other side of the slide box (12); The fixed shaft (31) is rotatably connected to a rotary shaft (13) via a bearing (29), and the hosting roller (6) and the cutter (7) are both mounted on the end surface of the rotary shaft (13); The hosting groove (5) is installed on one side of the peeling slide (10), a motor fixing seat (32) is installed at the bottom end of the peeling slide (10), the cutting motor (3) is installed on one side of the motor fixing seat (32), the reset cylinder (2) is installed on one side of the peeling machine base (1), and the telescopic end of the reset cylinder (2) is fixedly connected to the motor fixing seat (32); The feed assembly (8) is slidably connected to the rotary shaft (13), the air push assembly (9) is installed at the bottom end of the rotary cutting slide (10), the cutter (7) and the hosting roller (6) are both movably connected to the feed assembly (8), and the feed assembly (8) is movably connected to the air push assembly (9).

2. The cold rolling tube mill online knife rotary tube cutting machine according to claim 1, characterized in that: The end of the rotary shaft (13) away from the cutter (7) is fixedly connected to a transmission pulley (30), the output end of the cutting motor (3) is transmission-connected to a driving pulley (14), and the driving pulley (14) and the transmission pulley (30) are transmission-connected via a transmission belt (15).

3. The cold rolling tube mill online knife rotary tube cutting machine according to claim 2, characterized in that: Two sliding grooves are provided at the end of the rotary shaft (13), and the two sliding grooves are respectively slidably connected to a feed seat (27) and a trustee seat (19); the feed seat (27) is fixedly connected to a feed slide seat (25) via a feed adjustment bolt (26); the cutter (7) is mounted on the side of the feed slide seat (25); the trustee seat (19) is fixedly connected to a trustee slide seat (21) via a trustee adjustment bolt (20); and the trustee roller (6) is mounted on the side of the trustee slide seat (21).

4. The cold rolling tube mill online knife rotary tube cutting machine according to claim 3, characterized in that: The interior of the fixed shaft (31) is hollow, and the fixed shaft (31) corresponds to the internal clamping hole of the rotary assembly (11).

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