CN219853407U - Hydraulic limiting structure for horizontal sawing machine for seamless steel pipes - Google Patents

Abstract

The utility model discloses a hydraulic limiting structure for a horizontal sawing machine for a seamless steel pipe, which comprises the following components: the steel pipe support comprises a support shell and a movable plate, wherein the movable plate is arranged inside the support shell, the hydraulic limiting mechanism is arranged at the top of the movable plate and used for limiting a steel pipe, the hydraulic limiting mechanism comprises a first vertical block and a second vertical block, the first vertical block is arranged on the left side of the top of the movable plate, the second vertical block is arranged on the right side of the top of the movable plate, and a fixing shaft is movably connected in a groove at the top of the first vertical block through a bearing. According to the utility model, the first vertical block, the second vertical block, the fixed shaft, the rotating block, the air cylinder, the limiting block, the annular placing block, the fixed groove, the moving block, the positioning rod, the positioning groove, the clamping block, the clamping groove, the pulling block and the elastic piece are matched with each other, so that the processed steel pipe is conveniently limited, the stability of the processed steel pipe is ensured, and meanwhile, a plurality of seamless steel pipes are conveniently limited, and the working efficiency is improved.

Description

Hydraulic limiting structure for horizontal sawing machine for seamless steel pipes

Technical Field

The utility model relates to the technical field of seamless steel tube processing, in particular to a hydraulic limiting structure for a horizontal sawing machine for a seamless steel tube.

Background

When the seamless steel pipe is machined, a horizontal sawing machine is needed to machine the seamless steel pipe, and the horizontal sawing machine is often needed to fix a workpiece by virtue of a limiting structure in the process of cutting a cylindrical workpiece, so that the possibility of deviation of the workpiece in the cutting process is reduced. But traditional limit structure once only can press from both sides tightly fixedly to a steel pipe to seriously influence work efficiency, be inconvenient for simultaneously at limit cutting's in-process with cylindrical work piece forward promote fast, thereby influence cutting efficiency, reduced the practicality.

Disclosure of Invention

The utility model aims to provide a hydraulic limiting structure for a horizontal sawing machine for a seamless steel pipe, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a hydraulic limit structure for a horizontal sawing machine for seamless steel pipes comprises:

a support case;

the movable plate is arranged in the supporting shell;

the hydraulic limiting mechanism is arranged at the top of the movable plate and used for limiting the steel pipe, the hydraulic limiting mechanism comprises a first vertical block and a second vertical block, the first vertical block is arranged at the left side of the top of the movable plate, the second vertical block is arranged at the right side of the top of the movable plate, a fixed shaft is movably connected in a groove at the top of the first vertical block through a bearing, a rotating block is arranged at the top end of the fixed shaft, a cylinder is arranged at the top of the rotating block, the bottom end of the cylinder penetrates through the rotating block and extends to the outside of the rotating block, and a limiting block is arranged at the bottom end of the cylinder;

the positioning mechanism is arranged on the hydraulic limiting mechanism and used for fixing the rotating block;

and the driving transmission mechanism is arranged on the supporting shell and used for transmitting the fixed steel pipe.

Preferably, the annular placement block matched with the limiting block is arranged at the top of the movable plate and corresponds to the limiting block.

Preferably, the positioning mechanism comprises a fixed groove, the fixed groove is formed in the top of the second vertical block, a moving block is connected to the inner wall of the fixed groove in a sliding mode, a positioning rod is installed at the bottom of the moving block, and a positioning groove which is mutually communicated with the fixed groove is formed in the second vertical block and located at the bottom of the fixed groove.

Preferably, the fixture block is installed at the top of movable block, the draw-in groove has been seted up to the bottom of rotatory piece and the position that corresponds the fixture block, the right side of movable block runs through the fixed slot and extends to its outside, the pull block is installed on the right side of movable block.

Preferably, the surface of the positioning rod is sleeved with an elastic piece, and the elastic piece is made of a spring.

Preferably, the drive transmission mechanism comprises two servo motors, the servo motors are respectively arranged on the left side and the right side of the front face of the supporting shell, the rear end of an output shaft of each servo motor penetrates through the supporting shell and extends to the inside of the supporting shell, a threaded rod is arranged at the rear end of the output shaft of each servo motor, and a threaded block is connected to the surface of each threaded rod in a threaded mode.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the first vertical block, the second vertical block, the fixed shaft, the rotating block, the air cylinder, the limiting block, the annular placing block, the fixed groove, the moving block, the positioning rod, the positioning groove, the clamping block, the clamping groove, the pulling block and the elastic piece are matched with each other, so that the processed steel pipe is conveniently limited, the stability of the processed steel pipe is ensured, and meanwhile, a plurality of seamless steel pipes are conveniently limited, and the working efficiency is improved.

2. According to the utility model, through mutual matching of the servo motor, the threaded rod and the threaded block, the limited steel pipe is conveniently transmitted, and the efficiency of steel pipe cutting is improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic perspective view of a side view of the present utility model;

FIG. 3 is a cross-sectional view of a front view of the structure of the present utility model;

fig. 4 is an enlarged view of a portion of fig. 3 a in accordance with the present utility model.

In the figure: the device comprises a supporting shell 1, a movable plate 11, a hydraulic limiting mechanism 2, a first vertical block 21, a second vertical block 22, a fixed shaft 23, a rotating block 24, a 25 cylinder 26 limiting block, an annular placing block 27, a positioning mechanism 3, a fixed slot 31, a moving block 32, a positioning rod 33, a positioning slot 34, a clamping block 35, a clamping slot 36, a pulling block 37, an elastic piece 38, a driving transmission mechanism 4, a servo motor 41, a threaded rod 42 and a threaded block 43.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a hydraulic limiting structure for a horizontal sawing machine for seamless steel pipes includes: the support shell 1, the bottom of support shell 1 left and right sides all fixedly connected with installation piece through setting up the installation piece to the convenience is installed the horizontal sawing machine side to whole device, fly leaf 11, and fly leaf 11 sets up in the inside of support shell 1, and the left and right sides of fly leaf 11 respectively with the inner wall sliding contact of support shell 1.

The hydraulic limiting mechanism 2 is arranged at the top of the movable plate 11 and used for limiting a steel pipe, the hydraulic limiting mechanism 2 comprises a first vertical block 21 and a second vertical block 22, the first vertical block 21 is arranged at the left side of the top of the movable plate 11, the second vertical block 22 is arranged at the right side of the top of the movable plate 11, a fixed shaft 23 is movably connected in a groove at the top of the first vertical block 21 through a bearing, a rotating block 24 is fixedly connected to the top of the fixed shaft 23, an air cylinder 25 is fixedly connected to the top of the rotating block 24, the bottom end of the air cylinder 25 penetrates through the rotating block 24 and extends to the outside of the rotating block, a limiting block 26 is fixedly connected to the bottom end of the air cylinder 25, and an annular placing block 27 matched with the limiting block 26 is fixedly connected to the top of the movable plate 11 and corresponds to the position of the limiting block 26.

The positioning mechanism 3, positioning mechanism 3 sets up on the hydraulic pressure stop gear 2, be used for fixed to rotatory piece 24, positioning mechanism 3 includes fixed slot 31, fixed slot 31 is offered at the top of second vertical piece 22, sliding connection has movable block 32 on the inner wall of fixed slot 31, the bottom fixedly connected with locating lever 33 of movable block 32, the inside of second vertical piece 22 and the constant head tank 34 that is located the bottom of fixed slot 31 set up with fixed slot 31 intercommunication each other, the bottom of locating lever 33 runs through locating slot 34 and extends to its inside and the inner wall mutual contact of locating slot 34, the top fixedly connected with fixture block 35 of movable block 32, the bottom of rotatory piece 24 and the position that corresponds fixture block 35 have been offered the draw-in groove 36, the top of fixture block 35 runs through fixed slot 31 and fixture slot 36 in proper order from top to bottom and extends to the inside and the inner wall mutual contact of fixture slot 36 of movable block 32, the right side of movable block 32 runs through fixed slot 31 and extends to its outside, the right side fixedly connected with pull block 37 of movable block 32 is close to one side and second vertical piece 22 contacts each other with the inner wall of fixed slot 34, the elastic component 38 is made to the elastic component 38 through the both ends of movable block 32 and elastic component 38.

Through first perpendicular piece 21, second perpendicular piece 22, fixed axle 23, rotatory piece 24, cylinder 25, stopper 26, annular place piece 27, fixed slot 31, movable block 32, locating lever 33, constant head tank 34, fixture block 35, draw-in groove 36, draw-in piece 37 and elastic component 38's mutually supporting to the steel pipe of convenient processing is spacing, has guaranteed its stability when processing, and the while is convenient spacing to a plurality of seamless steel pipes, has improved work efficiency.

The driving transmission mechanism 4, driving transmission mechanism 4 sets up on supporting shell 1, be used for carrying out the transmission to the steel pipe after the fixing, driving transmission mechanism 4 includes servo motor 41, servo motor 41 is a positive and negative rotating electrical machines with self-locking function, servo motor 41's quantity is two and installs respectively in the positive left and right sides of supporting shell 1, the rear end of servo motor 41 output shaft runs through supporting shell 1 and extends to its inside, the rear end fixedly connected with threaded rod 42 of servo motor 41 output shaft, the surface threaded connection of threaded rod 42 has screw thread piece 43, screw thread piece 43's top and the bottom fixed connection of fly leaf 11, screw thread piece 43's bottom and the bottom sliding contact of supporting shell 1 inner wall.

Through the mutual cooperation of the servo motor 41, the threaded rod 42 and the threaded block 43, the spacing steel pipe is conveniently transmitted, and therefore the efficiency of steel pipe cutting is improved.

When the steel pipe cutting machine is used, a seamless steel pipe is placed on the annular placing block 27, the position to be cut is directly placed on a horizontal sawing machine, then the pulling block 37 is pulled downwards, the pulling block 37 drives the moving block 32 to move downwards, the moving block 32 presses the elastic piece 38 downwards to move, the moving block 32 drives the clamping block 35 to move downwards, then the rotating block 24 rotates, the rotating block 24 rotates around the fixed shaft 23, the rotating block 24 drives the clamping groove 36 to move to the top of the clamping block 35, then the pulling block 37 is loosened, the clamping block 35 is inserted into the clamping groove 36 through the restoring elastic force of the elastic piece 38, then the air cylinder 25 is started, the air cylinder 25 drives the limiting block 26 to move downwards, the limiting block 26 limits the steel pipe, then the external horizontal sawing machine is enabled to cut the steel pipe, the servo motor 41 can be started according to requirements in the cutting process, the servo motor 41 drives 42 to rotate through the output shaft, the threaded rod 42 drives the movable plate 11 to move backwards through the threaded block 43, and the movable plate 11 drives the threaded rod to move backwards to cut continuously.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides a horizontal sawing machine of seamless steel pipe is with hydraulic pressure limit structure which characterized in that includes:

a support case (1);

a movable plate (11), wherein the movable plate (11) is arranged inside the support shell (1);

the hydraulic limiting mechanism (2), hydraulic limiting mechanism (2) sets up the top at fly leaf (11) for carry out spacingly to the steel pipe, hydraulic limiting mechanism (2) include first perpendicular piece (21) and second perpendicular piece (22), first perpendicular piece (21) are installed in the left side at fly leaf (11) top, second perpendicular piece (22) are installed on the right side at fly leaf (11) top, there is fixed axle (23) through bearing swing joint in the recess at first perpendicular piece (21) top, rotatory piece (24) are installed on the top of fixed axle (23), cylinder (25) are installed at the top of rotatory piece (24), the bottom of cylinder (25) runs through rotatory piece (24) and extends to its outside, stopper (26) are installed to the bottom of cylinder (25);

the positioning mechanism (3) is arranged on the hydraulic limiting mechanism (2) and used for fixing the rotating block (24);

and the driving transmission mechanism (4) is arranged on the supporting shell (1) and used for transmitting the fixed steel pipe.

2. The hydraulic limiting structure for the horizontal sawing machine for the seamless steel pipe, as claimed in claim 1, is characterized in that: the top of the movable plate (11) and the position corresponding to the limiting block (26) are provided with annular placement blocks (27) which are matched with the limiting block (26).

3. The hydraulic limiting structure for the horizontal sawing machine for the seamless steel pipe, as claimed in claim 1, is characterized in that: positioning mechanism (3) are including fixed slot (31), the top at second perpendicular piece (22) is seted up to fixed slot (31), sliding connection has movable block (32) on the inner wall of fixed slot (31), locating lever (33) are installed to the bottom of movable block (32), inside and being located fixed slot (31) of second perpendicular piece (22) are seted up with fixed slot (31) intercommunication's constant head tank (34).

4. A hydraulic spacing structure for a horizontal sawing machine for seamless steel pipes according to claim 3, characterized in that: clamping blocks (35) are arranged at the top of the moving block (32), clamping grooves (36) are formed in the bottoms of the rotating blocks (24) and correspond to the clamping blocks (35), the right side of the moving block (32) penetrates through the fixing grooves (31) and extends to the outer side of the fixing grooves, and pulling blocks (37) are arranged on the right side of the moving block (32).

5. A hydraulic spacing structure for a horizontal sawing machine for seamless steel pipes according to claim 3, characterized in that: the surface of the positioning rod (33) is sleeved with an elastic piece (38), and the elastic piece (38) is made of a spring.

6. The hydraulic limiting structure for the horizontal sawing machine for the seamless steel pipe, as claimed in claim 1, is characterized in that: the drive transmission mechanism (4) comprises servo motors (41), the number of the servo motors (41) is two, the servo motors are respectively arranged on the left side and the right side of the front face of the support shell (1), the rear end of an output shaft of each servo motor (41) penetrates through the support shell (1) and extends to the inside of the support shell, a threaded rod (42) is arranged at the rear end of the output shaft of each servo motor (41), and threaded blocks (43) are connected with the surface of each threaded rod (42) in a threaded mode.