CN210232763U

CN210232763U - Perforating clamp for production of seamless steel pipes

Info

Publication number: CN210232763U
Application number: CN201920795897.XU
Authority: CN
Inventors: Ke Wu; 吴科
Original assignee: Wuxi Qianzhou Seamless Steel Tube Co ltd
Current assignee: Wuxi Qianzhou Seamless Steel Tube Co ltd
Priority date: 2019-05-30
Filing date: 2019-05-30
Publication date: 2020-04-03
Anticipated expiration: 2029-05-30

Abstract

The utility model discloses a perforating clamp for producing seamless steel pipes, which comprises a base, wherein the upper surface of the base is symmetrically provided with two groups of positioning brackets, each positioning bracket comprises a clamping plate and a bottom plate welded at the bottom of the clamping plate, two groups of left-handed screw rods and right-handed screw rods are respectively rotatably installed at one side of the bottom plate, screw sleeves are screwed between the left-handed screw rods and the right-handed screw rods, first synchronous belt wheels are welded at one side of the screw sleeves, a motor is fixedly installed at the bottom of the base, the output shaft of the motor is in keyed connection with second synchronous belt wheels, a synchronous belt is in transmission connection between the first synchronous belt wheels and the second synchronous belt wheels, two groups of brackets are fixedly welded at one side of the upper surface of the base, the tops of the brackets are in threaded connection with pressure rods, sliding grooves are formed at the sliding positions of the positioning brackets, the clamping is convenient, the practicability is improved, and the production cost is saved.

Description

Perforating clamp for production of seamless steel pipes

Technical Field

The utility model relates to a seamless pipe technical field specifically is a perforation anchor clamps for production of seamless steel pipe.

Background

A seamless pipe is a long steel material having a hollow cross section and no seam at the periphery. Generally, seamless pipes are produced by hot rolling or cold rolling of high-quality carbon-bonded steels such as 10, 20, 30, 35 and 45, low-alloy structural steels such as 16Mn and 5MnV, and bonded steels such as 40Cr, 30CrMnSi, 45Mn2 and 40 MnB. 10. Seamless pipes made of low carbon steel such as 20 are mainly used for fluid transfer pipes. 45. Seamless tube made of medium carbon steel such as 40Cr is used for manufacturing mechanical parts such as stressed parts of automobiles and tractors.

In the application of a plurality of devices, the inner wall of the seamless pipe needs to be reamed or a solid shaft needs to be welded on the inner wall, and the perforating clamp is designed and manufactured according to seamless pipes with different sizes during operation, so that the seamless pipe is convenient to process the inner wall after being fixed, however, the clamp is inconvenient to operate and the production and manufacturing cost is increased, so that the perforating clamp for producing the seamless steel pipe is needed urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a perforating clamp for the production of seamless steel pipes, which is characterized in that two groups of positioning brackets with certain included angles are arranged on a base in a sliding way, and an arc-shaped pressing plate at the top of the base is matched to treat the seamless steel pipe to be perforated, so that the clamping is convenient; install levogyration screw rod and dextrorotation screw rod respectively in two sets of splint one side, the spiro union has synchronous pulley's swivel nut between two sets of screw rods, at the fixed a set of motor in the base bottom, drives two sets of location brackets through the hold-in range and removes, adjusts the interval of two sets of location brackets, increases the practicality, practices thrift manufacturing cost to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a perforation anchor clamps for production of seamless steel pipe, the on-line screen storage device comprises a base, the base upper surface symmetry is provided with two sets of location towing brackets, the location towing bracket includes splint and welding at the bottom plate of splint bottom, and is two sets of bottom plate one side is rotated respectively and is installed left-handed screw and dextrorotation screw rod, the spiro union has the swivel nut between left-handed screw rod and the dextrorotation screw rod, the welding of swivel nut one side has first synchronous pulley, base bottom fixed mounting has the motor, motor output shaft end key is connected with second synchronous pulley, the transmission is connected with the hold-in range between first synchronous pulley and the second synchronous pulley, the fixed welding in base upper surface one side has two sets of supports, the spiro union has the depression bar to run through at the support top.

Preferably, the base is internally provided with a sliding groove at the sliding position of the positioning towing bracket, the bottom plate is in clearance fit with the sliding groove, and the base is internally provided with a through hole at the penetrating position of the synchronous belt.

Preferably, one end of each of the left-handed screw and the right-handed screw is rotatably installed in the bottom plate through a bearing, and the screw sleeves are respectively provided with left-handed threads and right-handed threads at the positions where the left-handed screws and the right-handed screws are screwed.

Preferably, a motor support is welded at the bottom of the base, and the motor is fixedly installed in the motor support.

Preferably, reinforcing ribs are arranged between the clamping plates and the bottom plate at equal intervals, and the angle between the two groups of clamping plates ranges from 90 degrees to 130 degrees.

Preferably, the arc-shaped pressing plate is also rotatably connected with the pressing rod through a bearing, and a hand wheel is connected to one end of the pressing rod, which is far away from the arc-shaped pressing plate, through a key.

Compared with the prior art, the beneficial effects of the utility model are that:

1. two groups of positioning brackets with certain included angles are arranged on the base in a sliding manner, and the arc-shaped pressing plate at the top of the base is matched with a seamless pipe to be punched, so that the clamping is convenient;

2. install levogyration screw rod and dextrorotation screw rod respectively in two sets of splint one side, the spiro union has synchronous pulley's swivel nut between two sets of screw rods, at the fixed a set of motor in the base bottom, drives two sets of location brackets through the hold-in range and removes, adjusts the interval of two sets of location brackets, increases the practicality, practices thrift manufacturing cost.

Drawings

FIG. 1 is a schematic sectional view of the front view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the thread insert mounting structure of the present invention.

In the figure: 1. a base; 2. positioning a towing bracket; 3. a splint; 4. a base plate; 5. a left-handed screw; 6. a right-handed screw; 7. a threaded sleeve; 8. a first timing pulley; 9. a motor; 10. a second timing pulley; 11. a synchronous belt; 12. a support; 13. a pressure lever; 14. an arc-shaped pressing plate; 15. a chute; 16. a through hole; 17. a bearing; 18. a motor support; 19. reinforcing ribs; 20. a hand wheel; 21. left-handed threads; 22. right-hand threads.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a perforating clamp for producing seamless steel pipes comprises a base 1, wherein two groups of positioning brackets 2 are symmetrically arranged on the upper surface of the base 1, and the two groups of positioning brackets 2 are arranged to support the seamless steel pipes; the positioning brackets 2 comprise clamping plates 3 and bottom plates 4 welded at the bottoms of the clamping plates 3, one sides of the two groups of bottom plates 4 are respectively and rotatably provided with a left-handed screw 5 and a right-handed screw 6, a threaded sleeve 7 is screwed between the left-handed screw 5 and the right-handed screw 6, and the threaded sleeve 7 is respectively matched and connected with the left-handed screw 5 and the right-handed screw 6, so that the distance between the two groups of positioning brackets 2 can be conveniently adjusted; a first synchronous belt pulley 8 is welded on one side of the threaded sleeve 7, a motor 9 is fixedly installed at the bottom of the base 1, and the motor 9 is arranged to drive the first synchronous belt pulley 8 to rotate so as to drive the threaded sleeve 7 to rotate and adjust; the output shaft end of the motor 9 is in keyed connection with a second synchronous belt pulley 10, a synchronous belt 11 is in transmission connection between the first synchronous belt pulley 8 and the second synchronous belt pulley 10, two groups of supports 12 are fixedly welded on one side of the upper surface of the base 1, the tops of the supports 12 are connected with pressure rods 13 in a penetrating and screwed mode, one ends of the pressure rods 13 are connected with arc-shaped pressure plates 14, the supports 12 are arranged to be matched with the arc-shaped pressure plates 14, and seamless pipes are compressed.

Specifically, the sliding groove 15 is formed in the sliding position of the positioning bracket 2 in the base 1, the bottom plate 4 is in clearance fit with the sliding groove 15, the synchronous belt 11 penetrates through the position in the base 1, the through hole 16 is formed, and the sliding groove 15 is formed to enable the sliding structure of the positioning bracket 2.

Specifically, one end of each of the left-handed screw 5 and the right-handed screw 6 is rotatably mounted in the bottom plate 4 through a bearing 17, the screw sleeve 7 is internally provided with left-handed threads 21 and right-handed threads 22 at the screwing positions of the left-handed screw 5 and the right-handed screw 6 respectively, and the left-handed threads 21 and the right-handed threads 22 are arranged, so that the screw sleeve 7 can control the rotation of the left-handed screw 5 and the right-handed screw 6 conveniently.

Specifically, the motor support 18 is welded at the bottom of the base 1, and the motor 9 is fixedly installed in the motor support 18 and provided with the motor support 18, so that the motor 9 can be conveniently installed and maintained.

Specifically, the equidistance is provided with strengthening rib 19 between splint 3 and the bottom plate 4, and the angle between two sets of splint 3 is 90 ~ 130, sets up strengthening rib 19, improves the support intensity of location bracket 2.

Specifically, the arc-shaped pressing plate 14 is also rotatably connected with the pressing rod 13 through a bearing 17, one end key of the pressing rod 13, which is far away from the arc-shaped pressing plate 14, is connected with the hand wheel 20, and the bearing 17 is arranged to prevent the pressing rod 13 from driving the arc-shaped pressing plate 14 to rotate to change the pressing position of the pressing rod 13 when rotating.

The structure principle is as follows: two groups of positioning brackets 2 with a certain included angle are arranged on the base 1 in a sliding way, and an arc-shaped pressing plate 14 at the top of the base 1 is matched to conveniently clamp a seamless pipe to be punched;

install levogyration screw rod 5 and dextrorotation screw rod respectively in two sets of splint 3 one sides, the spiro union has swivel nut 7 of first synchronous pulley 8 between two sets of screw rods, at the fixed a set of motor 9 in base 1 bottom, drives two sets of location brackets 2 through hold-in range 11 and removes, adjusts the interval of two sets of location brackets 2, increases the practicality, practices thrift manufacturing cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a perforation anchor clamps for production of seamless steel pipe, includes base (1), its characterized in that: the automatic welding machine is characterized in that two sets of positioning brackets (2) are symmetrically arranged on the upper surface of the base (1), each positioning bracket (2) comprises a clamping plate (3) and a bottom plate (4) welded to the bottom of the clamping plate (3), two sets of the bottom plates (4) are respectively rotatably installed on one side of each left-handed screw (5) and one right-handed screw (6), a threaded sleeve (7) is connected between the left-handed screw (5) and the right-handed screw (6) in a threaded manner, a first synchronous belt wheel (8) is welded on one side of the threaded sleeve (7), a motor (9) is fixedly installed on the bottom of the base (1), an output shaft end key of the motor (9) is connected with a second synchronous belt wheel (10), a synchronous belt (11) is connected between the first synchronous belt wheel (8) and the second synchronous belt wheel (10) in a transmission manner, two sets of supports (12) are fixedly welded to, one end of the pressure lever (13) is connected with an arc-shaped pressure plate (14).

2. A piercing jig for the production of seamless steel pipes as set forth in claim 1, characterized in that: the base is characterized in that a sliding groove (15) is formed in the base (1) at the sliding position of the positioning towing bracket (2), the bottom plate (4) is in clearance fit with the sliding groove (15), and a through hole (16) is formed in the base (1) at the penetrating position of the synchronous belt (11).

3. A piercing jig for the production of seamless steel pipes as set forth in claim 1, characterized in that: levogyration screw rod (5) and dextrorotation screw rod (6) one end all rotate through bearing (17) and install in bottom plate (4), levogyration screw thread (21) and dextrorotation screw thread (22) have been seted up to the spiro union position that is located levogyration screw rod (5) and dextrorotation screw rod (6) respectively in swivel nut (7).

4. A piercing jig for the production of seamless steel pipes as set forth in claim 1, characterized in that: the motor support (18) is welded at the bottom of the base (1), and the motor (9) is fixedly installed in the motor support (18).

5. A piercing jig for the production of seamless steel pipes as set forth in claim 1, characterized in that: reinforcing ribs (19) are arranged between the clamping plates (3) and the bottom plate (4) at equal intervals, and the angle between the two groups of clamping plates (3) ranges from 90 degrees to 130 degrees.

6. A piercing jig for the production of seamless steel pipes as set forth in claim 1, characterized in that: arc clamp plate (14) also rotate with depression bar (13) through bearing (17) and be connected, depression bar (13) keep away from arc clamp plate (14) an end key-type is connected with hand wheel (20).