CN215393904U

CN215393904U - Seamless steel tube production and processing positioning device

Info

Publication number: CN215393904U
Application number: CN202121792623.9U
Authority: CN
Inventors: 赖洪军; 赖洪成; 邹良勇
Original assignee: Chongqing Huichang Steel Pipe Manufacturing Co ltd
Current assignee: Chongqing Huichang Steel Pipe Manufacturing Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-01-04
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a seamless steel tube production processing positioning device which comprises a fixed sleeve, wherein the outer surface of the fixed sleeve is provided with at least two groups of rotary clamping mechanisms with centering and clamping functions, the surface of one end of the fixed sleeve is fixedly provided with a support frame, and the surface of the other end of the fixed sleeve is fixedly provided with a limiting stop ring. According to the utility model, the seamless steel pipe blank can be accurately positioned in the center and clamped and fixed through the rotary clamping mechanism, the extrusion ring is driven through the rotary pressurizing spiral ring, the positioning clamping block is extruded more labor-saving, and the clamped seamless steel pipe blank can be ensured to be on the shaft center, so that the top of the threaded screw rod can be used for extruding and drilling the positioning hole in the center position of the end surface of the seamless steel pipe blank, the seamless steel pipe blank is more accurately positioned when an inner diameter pipeline is opened, and the production quality of a seamless steel pipe is improved.

Description

Seamless steel tube production and processing positioning device

Technical Field

The utility model relates to the technical field of machining auxiliary devices, in particular to a positioning device for seamless steel pipe production and machining.

Background

The seamless steel pipe is formed by punching a whole round steel, the steel pipe without a welding seam on the surface is called as the seamless steel pipe, the whole round steel needs to be punched in the production process of the seamless steel pipe, a positioning hole is punched in advance on the end surface of a round steel blank piece of the seamless steel pipe during punching, a drill bit can be guided, and the punching precision is improved, so that the precision of the positioning hole is close to the production quality of the seamless steel pipe, the precision of a mode for punching the positioning hole in the traditional production is not enough, the operation is inconvenient, and therefore a positioning device for producing and processing the seamless steel pipe is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a positioning device for seamless steel tube production and processing, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a seamless steel pipe production and processing positioner, includes fixed sleeve, fixed sleeve's surface position is provided with the clamp mechanism soon that has centering clamping function, the quantity of clamp mechanism soon has at least two sets ofly, fixed sleeve's one end surface fixed position installs the support frame, fixed sleeve's other end surface fixed position installs spacing fender ring, spacing fender ring with fixed sleeve integrated into one piece makes, and its internal diameter equals with fixed sleeve internal diameter, and the external diameter is not less than fixed sleeve's external diameter, the one end fixed mounting of support frame has drive nut, one side spiral interlude of drive nut is provided with the screw lead screw.

Preferably, it leads to the groove including the rectangle of seting up at the fixed sleeving surface to revolve clamp mechanism, and the rectangle leads to inslot movable mounting and has the tight piece of location clamp, the surface of fixed sleeving is located one side that the tight piece of location clamp and has seted up the pressurization screw thread, the surface position spiral cover of pressurization screw thread is established and is installed the pressurization spiro ring, the one end surface position fixed mounting of pressurization spiro ring has the connection dead lever, the other end fixed mounting who connects the dead lever has the extrusion ring.

Preferably, the rectangular through grooves are circumferentially arrayed on the outer surface of the fixed sleeve, the cross sections of the side surfaces of the positioning clamping blocks are triangular, one side of each positioning clamping block is fixed to the inner wall of the corresponding rectangular through groove through an elastic sheet, the extrusion ring is sleeved on the outer surface of the fixed sleeve, the inner diameter of the extrusion ring is not smaller than the outer diameter of the fixed sleeve, and the extrusion ring can extrude the positioning clamping blocks to move.

Preferably, the inner surface of the pressurizing spiral ring is provided with internal threads, the internal threads are in spiral fit with the pressurizing threads, and the outer surface of the pressurizing spiral ring is provided with anti-skid protrusions which are uniformly distributed.

Preferably, the driving nut and the fixing sleeve are coaxial, an internal thread through hole is formed in the center of the surface of one end of the driving nut, and the threaded screw rod is in threaded fit with the internal thread through hole.

Preferably, a tip is fixedly installed on the surface of one end of the threaded screw rod, and a rotary crank is fixedly installed on the surface of the other end of the threaded screw rod.

Compared with the prior art, the utility model has the beneficial effects that: the device can accurately center, clamp and fix the seamless steel tube blank through the rotary clamping mechanism, has wide application range, can extrude, position and clamp the clamping block more labor-saving by rotating and pressurizing the spiral ring to drive the extrusion ring, and can ensure that the clamped seamless steel tube blank is on the axis, so that the center of the threaded screw rod can extrude and drill the positioning hole in the center of the end surface of the seamless steel tube blank, the seamless steel tube blank can be positioned more accurately when an inner diameter pipeline is opened, and the production quality of the seamless steel tube is improved.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a front sectional view of the present invention;

FIG. 4 is an enlarged view of the detail A in FIG. 3 according to the present invention.

In the figure: 1. fixing the sleeve; 2. a support frame; 3. a limit stop ring; 4. a drive nut; 5. a threaded lead screw; 101. a rectangular through groove; 102. positioning the clamping block; 103. pressurizing the threads; 104. a pressurized spiro ring; 105. connecting a fixed rod; 106. an extrusion ring; 501. a tip; 502. the crank is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a seamless steel pipe production and processing positioner, including adapter sleeve 1, adapter sleeve 1's surface position is provided with the clamp mechanism that revolves that has centering clamping function, the quantity of the clamp mechanism that revolves has at least two sets ofly, adapter sleeve 1's one end surface fixed mounting has support frame 2, adapter sleeve 1's other end surface fixed mounting has spacing fender ring 3, spacing fender ring 3 makes with 1 integrated into one piece of adapter sleeve, and its internal diameter equals with 1 internal diameter of adapter sleeve, the external diameter is not less than 1 external diameter of adapter sleeve, the one end fixed mounting of support frame 2 has drive nut 4, one side spiral interlude of drive nut 4 is provided with threaded lead screw 5.

The rotary clamping mechanism comprises a rectangular through groove 101 formed in the outer surface of the fixed sleeve 1, a positioning clamping block 102 is movably mounted in the rectangular through groove 101, a pressurizing thread 103 is formed in one side, located on the positioning clamping block 102, of the outer surface of the fixed sleeve 1, a pressurizing spiral ring 104 is spirally sleeved on the outer surface of the pressurizing thread 103, a connecting fixed rod 105 is fixedly mounted on the surface of one end of the pressurizing spiral ring 104, the connecting fixed rod 105 and the pressurizing spiral ring 104 can be fixed in a welding mode, an extrusion ring 106 is fixedly mounted at the other end of the connecting fixed rod 105, and the extrusion ring 106 and the connecting fixed rod 105 are fixed in a welding mode; the rectangular through grooves 101 are arranged on the outer surface of the fixed sleeve 1 in a circumferential array manner, the cross section of the side surface of each positioning clamping block 102 is triangular, one side of each positioning clamping block 102 is fixed with the inner wall of the rectangular through groove 101 through an elastic sheet, each positioning clamping block 102 moves through a bent elastic sheet, the extrusion ring 106 is sleeved on the outer surface of the fixed sleeve 1, the inner diameter of the extrusion ring 106 is not smaller than the outer diameter of the fixed sleeve 1, and the extrusion ring 106 can extrude the positioning clamping blocks 102 to move so as to clamp the blank of the seamless steel pipe; the inner surface of the pressurizing screw ring 104 is provided with internal threads which are in screw fit with the pressurizing threads 103, and the outer surface of the pressurizing screw ring 104 is provided with evenly distributed anti-skidding protrusions, so that the friction force is increased when the pressurizing screw ring 104 is rotated.

The driving nut 4 and the fixed sleeve 1 are coaxial, an internal thread through hole is formed in the center of the surface of one end of the driving nut 4, and the threaded screw rod 5 is in spiral fit with the internal thread through hole; the surface position of one end of the threaded screw rod 5 is fixedly provided with an apex 501, the tip of the apex 501 can be provided with a plurality of cutting grooves, so that labor can be saved when a positioning hole is extruded and drilled, and the surface position of the other end of the threaded screw rod 5 is fixedly provided with a rotary crank 502.

The working principle is as follows: when the device is used, firstly, a blank piece of a seamless steel tube is inserted into a proper position through a fixed sleeve 1, then the pressurizing spiral rings 104 in the two groups of clamping mechanisms are respectively rotated, the pressurizing spiral rings 104 can move under the driving of a pressurizing thread 103, so that an extruding ring 106 is driven to move through a connecting fixed rod 105, the extruding ring 106 is sleeved on a positioning clamping block 102 and extrudes the positioning clamping block 102, the positioning clamping block 102 retracts inwards, the inner edge of the positioning clamping block 102 can prop against the blank piece of the seamless steel tube, the blank piece of the seamless steel tube is extruded and clamped at the central position of the fixed sleeve 1, at least two groups of clamping mechanisms can enable the blank piece of the seamless steel tube to be coaxial with the fixed sleeve 1 after being clamped, at the moment, a rotating crank 502 is rotated to enable a thread screw rod 5 to rotate, a driving nut 4 drives a thread screw rod 5 to move, and enables an apex 501 at one end of the screw rod 5 to prop against the end face of the blank piece of the seamless steel tube, along with the extrusion rotation, the end face of the seamless steel tube blank is drilled with a positioning hole, so that the punching precision of the seamless steel tube blank is higher.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a seamless steel pipe production and processing positioner, includes adapter sleeve (1), its characterized in that: the surface position of fixed sleeve (1) is provided with the clamp mechanism soon that has centering clamping function, the quantity of clamping mechanism soon has at least two sets ofly, the one end surface fixed position of fixed sleeve (1) installs support frame (2), the other end surface fixed position of fixed sleeve (1) installs spacing fender ring (3), spacing fender ring (3) with fixed sleeve (1) integrated into one piece makes, and its internal diameter equals with fixed sleeve (1) internal diameter, and the external diameter is not less than the external diameter of fixed sleeve (1), the one end fixed mounting of support frame (2) has drive nut (4), one side spiral interlude of drive nut (4) is provided with screw lead screw (5).

2. The positioning device for seamless steel tube production and processing according to claim 1, wherein: it leads to groove (101) to revolve clamp mechanism including seting up in the rectangle of fixed sleeving (1) surface, and the rectangle leads to movable mounting in groove (101) and has the location to press from both sides tight piece (102), the surface of fixed sleeving (1) is located one side that the location pressed from both sides tight piece (102) and has seted up pressurization screw thread (103), the surface position spiral shell of pressurization screw thread (103) is established and is installed pressurization spiro (104), the one end surface position fixed mounting of pressurization spiro (104) has connection dead lever (105), the other end fixed mounting who connects dead lever (105) has extrusion ring (106).

3. The positioning device for seamless steel tube production and processing according to claim 2, wherein: the rectangular through grooves (101) are arranged on the outer surface of the fixed sleeve (1) in a circumferential array mode, the cross sections of the side faces of the positioning clamping blocks (102) are triangular, one side of each positioning clamping block (102) is fixed with the inner wall of each rectangular through groove (101) through an elastic sheet, the extrusion ring (106) is sleeved on the outer surface of the fixed sleeve (1), the inner diameter of the extrusion ring (106) is not smaller than the outer diameter of the fixed sleeve (1), and the extrusion ring (106) can extrude the positioning clamping blocks (102) to move.

4. The positioning device for seamless steel tube production and processing according to claim 2, wherein: the inner surface of the pressurizing spiral ring (104) is provided with internal threads, the internal threads are in spiral fit with the pressurizing threads (103), and the outer surface of the pressurizing spiral ring (104) is provided with anti-skid protrusions which are uniformly distributed.

5. The positioning device for seamless steel tube production and processing according to claim 1, wherein: the driving nut (4) and the fixed sleeve (1) are coaxial, an internal thread through hole is formed in the center of the surface of one end of the driving nut (4), and the threaded screw rod (5) is in threaded fit with the internal thread through hole.

6. The positioning device for seamless steel tube production and processing according to claim 1, wherein: the device is characterized in that a tip (501) is fixedly mounted on the surface of one end of the threaded screw rod (5), and a rotary crank (502) is fixedly mounted on the surface of the other end of the threaded screw rod (5).