CN110666528A - Inclined plane cutting machine to rectangle steel pipe - Google Patents
Inclined plane cutting machine to rectangle steel pipe Download PDFInfo
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- CN110666528A CN110666528A CN201910914567.2A CN201910914567A CN110666528A CN 110666528 A CN110666528 A CN 110666528A CN 201910914567 A CN201910914567 A CN 201910914567A CN 110666528 A CN110666528 A CN 110666528A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/20—Automatic control or regulation of feed movement, cutting velocity or position of tool or work before or after the tool acts upon the workpiece
- B23Q15/22—Control or regulation of position of tool or workpiece
- B23Q15/26—Control or regulation of position of tool or workpiece of angular position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
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Abstract
The invention relates to an inclined plane cutting machine for rectangular steel pipes, which comprises a workbench, a portal frame, a cutting device, a guide device, a bearing device, a clamping device and a supporting device, wherein the portal frame is arranged on the workbench, the cutting device is arranged on the portal frame in a sliding fit manner, the guide device is symmetrically arranged on the left side and the right side of the upper end of the workbench, the guide device is positioned on the front side of the portal frame, the bearing device is symmetrically arranged in the front and back of the middle part of the upper end of the workbench, the clamping device is symmetrically arranged in the front and back of the upper end of the workbench in a sliding fit manner, the bearing device is positioned between the two clamping devices, and the supporting device is arranged on the last side of the upper end of the workbench in a sliding fit manner. The cutting knife is easy to deviate in the cutting process of the rectangular steel pipe.
Description
Technical Field
The invention relates to the field of cutting machinery, in particular to an inclined plane cutting machine for a rectangular steel pipe.
Background
The steel pipe cutting machine is an electric mechanical device which can cut and cut various building steels, bearing steels and the like, is widely applied to petroleum, chemical engineering, shipbuilding, pharmaceutical and other industries and newly-built project pipeline installation engineering, pipeline maintenance and the like, has the characteristics of wide application range, good machining surface quality and the like, can perform surface cutting and groove machining at various angles, and nowadays, the steel pipe cutting machine is adopted to cut rectangular steel pipes with different sizes, however, the following problems can occur in the process of cutting the inclined surfaces of the rectangular steel pipes:
1. when the inclined plane of the rectangular steel pipe is cut, the inclined angle of a cutting knife and the inclined angle required on the steel pipe usually have large deviation, so that the cutting quality is poor, the cutting knife is easy to deviate in the cutting process of the rectangular steel pipe, so that part of the cutting part on the rectangular steel pipe is not cut, discontinuous cutting is formed, the cutting section is uneven, and the cutting section quality and the subsequent use of the rectangular steel pipe are influenced;
2. normally, directly carry out the bevel cutting to the rectangle steel pipe, because of the rectangle steel pipe is hollow structure, when carrying out the bevel cutting, the phenomenon of inside sunken and fold easily takes place for near steel pipe of cutting department, causes here rectangle steel pipe to scrap, and the resource is wasted, and current rigidity centre gripping that adopts usually fixes and auxiliary transport to the rectangle steel pipe simultaneously, and the frictional force between rectangle steel pipe and the rigidity clamping structure is great, easily appears wearing and tearing and increase and the deformation phenomenon, influences the processingquality of rectangle steel pipe.
Disclosure of Invention
Technical problem to be solved
The invention can solve the problems that when the existing rectangular steel pipe is cut, when the rectangular steel pipe is cut, the inclined angle of a common cutting knife and the inclined angle required on the steel pipe generate larger deviation, so that the cutting quality is poor, the cutting knife is easy to deviate in the cutting process of the rectangular steel pipe, so that a part of the cutting part on the rectangular steel pipe is not cut, the cutting is discontinuous, the cutting section is uneven, the cutting section quality and the subsequent use of the rectangular steel pipe are influenced, the rectangular steel pipe is usually directly cut on the inclined plane, because the rectangular steel pipe is of a hollow structure, when the inclined plane is cut, the steel pipe near the cutting part is easy to generate the phenomena of inward recess and fold, so that the rectangular steel pipe is scrapped and the resources are wasted, meanwhile, the existing rectangular steel pipe is usually fixed and transported in an auxiliary way by adopting rigid clamping, the friction force between the rectangular steel pipe and the rigid clamping structure is larger, the phenomena of increased abrasion and deformation are easy to occur, and the processing quality of the rectangular steel pipe is influenced.
(II) technical scheme
In order to achieve the purpose, the invention adopts the following technical scheme that the slope cutting machine for the rectangular steel pipe comprises a workbench, a portal frame, a cutting device, a guiding device, a bearing device, a clamping device and a supporting device, wherein the portal frame is installed on the workbench, the cutting device is installed on the portal frame in a sliding fit mode, the guiding device is symmetrically arranged on the left side and the right side of the upper end of the workbench, the guiding device is located on the front side of the portal frame, the bearing device is symmetrically installed in the front and back of the middle of the upper end of the workbench, the clamping device is symmetrically installed in the front and back of the upper end of the workbench in a sliding fit mode, the bearing device is located between the two clamping devices, and the supporting device is arranged on the rear.
The cutting device comprises a pushing cylinder, a moving slider, a sliding support, a rotating disk, a U-shaped plate, an electric push rod, a mounting plate and a cutting knife, wherein the pushing cylinder is arranged at the upper end of a portal frame and is arranged in bilateral symmetry, the lower end of the pushing cylinder is connected with the moving slider, the front end surface of the moving slider is provided with the sliding support, the left side of the sliding support is provided with a rotating disk through a bearing, the middle part of the sliding support is provided with the U-shaped plate, the electric push rod is symmetrically arranged on the lower end surface of the U-shaped plate in bilateral symmetry, the lower end of the electric push rod is connected with the mounting plate, two sides of the mounting plate are connected with the inner side surface of the U-shaped plate in a sliding fit mode, the cutting knife is equidistantly arranged on the lower end surface of the mounting plate from left, after moving a certain distance, closing the pushing cylinder, rotating the inclination angle of the rotating disc to adjust the U-shaped plate in a manual mode, enabling the inclination angle of the U-shaped plate to be the same as the inclination angle of the cutting point on the rectangular steel pipe, stopping rotating the rotating disc, starting the electric push rod, pushing the mounting plate to move downwards along the determined inclination angle by the electric push rod, and carrying out cutting machining by the cutting knife along with the synchronous downward movement of the mounting plate.
The rotary disk include protractor, pivot, runner and handle, the protractor is installed on sliding bracket's left surface, the pivot is passed through the bearing and is installed on sliding bracket, the runner passes through the bearing and installs in sliding bracket's left side, and the runner is located the left side of protractor, install the handle on the left side terminal surface of runner, concrete during operation, through manual mode turning handle, the handle drives the synchronous rotation of runner, it is the same with the help of the angle of inclination of cutting point on the protractor messenger runner pivoted angle and the rectangle steel pipe, the stall handle.
The guiding device comprises a dial disc, a guiding electric slider, a rotating plate and a push rod, the dial disc is connected with the workbench through the guiding electric slider, the guiding electric slider is in a sliding fit mode with the outer side surface of the workbench, the rotating plate is installed on the outer side end surface of the dial disc through a pin shaft, one end of the push rod is connected with the rear side end surface of the rotating plate, the other end of the push rod is connected with the front side end surface of the portal frame, the sliding fit mode is adopted between the inner side of the rotating plate and the outer side of the U-shaped plate, during specific work, the rotating plate is rotated manually by means of the dial disc, the inclination angle of the rotating plate is the same as the inclination angle of a cutting point on the rectangular steel pipe, then the rotating plate is stopped rotating, the guiding electric sliding work drives the rotating plate to move, the push rod synchronously moves along, the electronic slider stop motion of direction, the pushing rod plays auxiliary stay and fixed action to the rotor plate, prevents that the rotor plate from appearing the rotation phenomenon again after the adjustment inclination, and the rotor plate plays supplementary guide effect to the cutting knife, reduces the probability that skew phenomenon appears at the cutting knife.
The bearing device comprises a bearing table, a lead screw lifter, a base and an electric slider, wherein the lead screw lifter is installed at the lower end of the bearing table, the lower end face of the lead screw lifter is connected with the upper end face of the base, the electric slider is installed at the lower end of the base, the electric slider is connected with the upper end face of the working table in a sliding fit mode, during specific work, the electric slider works to drive the bearing table to move to a corresponding position and then stops working, the lead screw lifter is started, the lead screw lifter pushes the bearing table to move upwards until the upper end face of the bearing table is contacted with the lower end face of a rectangular steel pipe, the lead screw lifter stops working, when the rectangular steel pipe is moved horizontally, the electric slider works, the bearing table moves synchronously along with the electric slider, the rectangular steel pipe is transported to the corresponding position simultaneously, and the electric slider stops working.
The clamping device comprises a fixed plate, a second electric slider, a movable plate, a rolling shaft, a clamping screw rod, a hand wheel, a rocking handle, a clamping plate and a clamping shaft, wherein the second electric slider is arranged at the lower end of the fixed plate and is arranged on the upper end surface of a workbench in a sliding fit manner, round holes and rectangular grooves are formed in the upper end surface of the fixed plate at equal intervals from left to right, the round holes and the rectangular grooves are arranged in a staggered manner, the movable plate is arranged in the rectangular grooves in a sliding fit manner, the rolling shaft is arranged in the rectangular grooves at equal intervals from front to back through bearings, the rolling shaft is connected with the movable plate in a sliding fit manner, the movable plate is connected with the clamping screw rod through the clamping screw rod, the hand wheel is arranged at the right end of the clamping screw rod, the rocking handle is arranged on the right end surface of the hand wheel at equal intervals, the cardboard passes through the bearing and links to each other with the card axle, the inboard that sliding fit mode and workstation were passed through to the left and right sides of cardboard links to each other, concrete during operation, the manual work is placed the rectangle steel pipe on the roller bearing, the rocking handle is rotated through the manual mode, the rocking handle drives the hand wheel and rotates, the hand wheel drives the synchronous rotation of centre gripping lead screw, the centre gripping lead screw drives the fly leaf and moves left, press from both sides tight rectangle steel pipe until the fly leaf, the stall rocking handle, the manual work promotes the cardboard and slides down, the lower terminal surface of cardboard contacts with the up end of rectangle steel pipe, the promotion cardboard stops, when the rectangle steel pipe carries out horizontal migration, between the lower terminal surface of rectangle steel pipe and the roller bearing, be rolling contact between left side terminal surface and the card axle, the friction that rectangle steel pipe lower terminal surface and left side terminal surface.
The supporting device comprises a mounting block, a third electric sliding block, a stand column, an electric expansion plate, an expansion link and a pulling shaft, wherein the mounting block is mounted on the upper end surface of the workbench through the third electric sliding block, the stand column is mounted on the front end surface of the mounting block, square grooves are symmetrically formed in the upper end surface and the lower end surface of the stand column, one end of the electric expansion link is connected with the inner bottom wall of each square groove, the other end of the electric expansion link is connected with the expansion plate, the pulling shaft is mounted at the rear end of the expansion plate, the pulling shaft is connected with the mounting block in a sliding fit mode, threads are arranged at the rear end of the pulling shaft, during specific work, the third electric sliding block is started to drive the mounting block to move forwards, when the upper end of the expansion plate contacts the inner wall of the rectangular steel pipe, the upper end surface of the expansion plate is attached to the inner wall, and the telescopic plate stops working until the front end of the telescopic plate is positioned at a position slightly close to the rear side of the cutting point on the rectangular steel pipe, and the telescopic plate plays a role in supporting the inner wall of the rectangular steel pipe, so that the phenomenon that the part near the cutting position on the rectangular steel pipe is inwards sunken when cutting is prevented.
As a preferred technical scheme of the invention, the telescopic plate comprises a fixed seat, a first moving plate, a second moving plate and an angle scale, the lower end face of the fixed plate is connected with the electric telescopic rod, the first moving plate is symmetrically arranged on the upper end face of the fixed seat in a left-right mode through a pin shaft, the second moving plate is connected between the first moving plates through the pin shaft, the angle scale is arranged on the left side of the first moving plate on the rear side of the fixed seat, when the electric telescopic device works, the pulling shaft is pulled manually, the first moving plate and the second moving plate are inclined backwards to the same inclination angle as the rotating plate along with the movement of the pulling shaft, the pulling shaft is stopped to be pulled, meanwhile, the pulling shaft is screwed on the rear end face of the mounting block through a nut, the inclination angles of the first moving plate and the second moving plate are adjustable, and.
As a preferable technical scheme of the invention, the lower end surface of the rotating plate and the right end surface of the rotating wheel are both provided with pointers, and the needle points of the pointers point to the outer side, so that a worker can conveniently and correctly hold the rotating angle by means of the pointers, and the probability of the angle deviation phenomenon is reduced.
As a preferable technical scheme of the invention, the sponge layers are arranged on the upper end surface of the clamping plate and the inner side of the movable plate, the sponge layers play a role in assisting in buffering and damping the upper end surface and the right end surface of the rectangular steel pipe, and the probability of deformation of the upper end surface and the right end surface of the rectangular steel pipe is reduced.
As a preferred technical solution of the present invention, the rubber layer is disposed on the upper end surface of the bearing table, and the upper end surface of the rubber layer is an uneven pattern surface, the rubber layer plays a role of assisting in buffering and damping the lower end surface of the rectangular steel pipe, the uneven pattern increases friction between the lower end surface of the rectangular steel pipe and the upper end surface of the bearing table, and reduces the amplitude of horizontal movement of the rectangular steel pipe.
As a preferable technical scheme of the invention, the push rod is provided with the buckle and the locking bolt, the locking bolt is connected with the buckle in a thread fit mode, and when the push rod is in a stop motion state, the buckle is locked by the locking bolt, so that the phenomenon that the push rod moves is prevented, and the fixing of the rotating plate is ensured.
As a preferable technical scheme of the invention, the upper end of the cutting knife is provided with a cover, so that the phenomenon of splashing around cutting sparks generated in the cutting process is prevented, and the probability of injury of workers is reduced.
(III) advantageous effects
1. According to the bevel cutting machine for the rectangular steel pipe, the bevel cutting is performed on the rectangular steel pipe by adopting an adjustable multi-station design concept, so that the bevel cutting machine is suitable for bevel cutting of rectangular steel pipes with different inclination angles, the working efficiency is improved, the probability of deviation of a cutting knife in the cutting process is reduced by adopting a guide device, the cutting is in a continuous state, and the quality of a cut section is improved;
2. the rotary disc adjusts the inclination angle of the cutting knife according to the inclination angle of the cutting inclined plane of the rectangular steel pipe, and the protractor is arranged, so that the control of operators on the inclination angle of the cutting knife is increased, the accuracy of the cutting knife is improved, and the cutting quality is improved;
3. the clamping device flexibly clamps the rectangular steel pipe, so that the deformation degree of the clamped part of the rectangular steel pipe is reduced, the friction force on the rectangular steel pipe during horizontal movement is reduced due to the arrangement of the rolling shaft and the clamping shaft, the clamping stagnation phenomenon is avoided, and the rectangular steel pipe can be transported;
4. the expansion plate provided by the invention has a supporting effect on the inner wall near the cutting part of the rectangular steel pipe, avoids the phenomena of inward recess and corrugation, and is convenient for smooth cutting.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a first cross-sectional view of the present invention;
FIG. 4 is an enlarged view of the invention in the Z-direction of FIG. 3;
FIG. 5 is an enlarged view of the invention in section X of FIG. 2;
FIG. 6 is an enlarged view of the invention taken from the N-direction of FIG. 2;
fig. 7 is a Y-direction partial enlarged view of fig. 2 of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways, which are defined and covered by the claims.
As shown in fig. 1 to 7, an inclined plane cutting machine for rectangular steel pipes comprises a workbench 1, a portal frame 2, a cutting device 3, a guiding device 4, a bearing device 5, clamping devices 6 and a supporting device 7, wherein the portal frame 2 is installed on the workbench 1, the cutting device 3 is installed on the portal frame 2 in a sliding fit mode, the guiding device 4 is symmetrically arranged on the left side and the right side of the upper end of the workbench 1, the guiding device 4 is located on the front side of the portal frame 2, the bearing device 5 is symmetrically installed on the front portion and the rear portion of the middle portion of the upper end of the workbench 1, the clamping devices 6 are symmetrically installed on the front portion and the rear portion of the upper end of the workbench 1 in a sliding fit mode, the bearing device 5 is located between the two clamping devices 6, and the supporting device 7 is arranged on.
The cutting device 3 comprises a pushing cylinder 31, a moving sliding block 32, a sliding support 33, a rotating disc 34, a U-shaped plate 35, an electric push rod 36, a mounting plate 37 and a cutting knife 38, wherein the pushing cylinder 31 is mounted at the upper end of the portal frame 2 and is arranged in bilateral symmetry, the lower end of the pushing cylinder 31 is connected with the moving sliding block 32, the sliding support 33 is mounted on the front end face of the moving sliding block 32, the rotating disc 34 is mounted on the left side of the sliding support 33 through a bearing, the U-shaped plate 35 is arranged in the middle of the sliding support 33, the electric push rods 36 are mounted on the lower end face of the U-shaped plate 35 in bilateral symmetry, the lower end of the electric push rod 36 is connected with the mounting plate 37, two sides of the mounting plate 37 are connected with the inner side face of the U-shaped plate 35 in a sliding fit manner, the cutting knives 38, the movable sliding block 32 drives the sliding support 33 to move synchronously, the U-shaped plate 35 moves synchronously along with the sliding support 33, after the U-shaped plate moves to a certain distance, the pushing cylinder 31 is closed, the rotating disk 34 is rotated manually to adjust the inclination angle of the U-shaped plate 35, so that the inclination angle of the U-shaped plate is the same as that of a cutting point on the rectangular steel pipe, the rotating disk 34 stops rotating, the electric push rod 36 is started, the electric push rod 36 pushes the mounting plate 37 to move downwards along the determined inclination angle, and the cutting knife 38 moves downwards along with the mounting plate 37 synchronously to perform cutting processing.
The rotating disc 34 comprises an angle gauge 341, a rotating shaft 342, a rotating wheel 343 and a handle 344, the angle gauge 341 is installed on the left side surface of the sliding bracket 33, the rotating shaft 342 is installed on the sliding bracket 33 through a bearing, the rotating wheel 343 is installed on the left side of the sliding bracket 33 through a bearing, the rotating wheel 343 is located on the left side of the angle gauge 341, the handle 344 is installed on the left side end surface of the rotating wheel 343, during specific work, the handle 344 is rotated manually, the rotating wheel 343 is driven by the handle 344 to rotate synchronously, the rotating angle of the rotating wheel 343 is the same as the inclination angle of the cutting point on the rectangular steel pipe through the angle gauge 341, and the rotating.
The guiding device 4 comprises a dial 41, a guiding electric slider 42, a rotating plate 43 and a pushing rod 44, the dial 41 is connected with the workbench 1 through the guiding electric slider 42, the guiding electric slider 42 is in a sliding fit with the outer side surface of the workbench 1, the rotating plate 43 is installed on the outer side end surface of the dial 41 through a pin shaft, one end of the pushing rod 44 is connected with the rear side end surface of the rotating plate 43, the other end of the pushing rod 44 is connected with the front side end surface of the portal frame 2, the sliding fit is formed between the inner side of the rotating plate 43 and the outer side of the U-shaped plate 35, during specific work, the rotating plate 43 is manually rotated by means of the dial 41, the inclination angle of the rotating plate 43 is the same as that of a cutting point on a rectangular steel pipe, then the rotating plate 43 stops rotating, the guiding electric slider 42 works to drive the rotating plate 43 to move, and the pushing, until the inner side surface of the rotating plate 43 is completely contacted with the outer side surface of the U-shaped plate 35, the guiding electric slider 42 stops moving, the pushing rod 44 plays an auxiliary supporting and fixing role for the rotating plate 43, the rotating phenomenon of the rotating plate 43 after the inclination angle is adjusted is prevented from occurring again, the rotating plate 43 plays an auxiliary guiding role for the cutting knife 38, and the probability of the deviation phenomenon occurring at the cutting knife 38 is reduced.
The bearing device 5 comprises a bearing table 51, a lead screw lifter 52, a base 53 and a first electric slider 54, the lead screw lifter 52 is installed at the lower end of the bearing table 51, the lower end face of the lead screw lifter 52 is connected with the upper end face of the base 53, the first electric slider 54 is installed at the lower end of the base 53, the first electric slider 54 is connected with the upper end face of the workbench 1 in a sliding fit mode, during specific work, the first electric slider 54 works to drive the bearing table 51 to move to a corresponding position and then stops working, the lead screw lifter 52 is started, the lead screw lifter 52 pushes the bearing table 51 to move upwards until the upper end face of the bearing table 51 is contacted with the lower end face of the rectangular steel pipe, the lead screw lifter 52 stops working, when the rectangular steel pipe horizontally moves, the first electric slider 54 works, the bearing table 51 synchronously moves with the first electric slider 54, and simultaneously transports the rectangular steel pipe to the corresponding position, the first electric slider 54 stops operating.
The clamping device 6 comprises a fixed plate 61, a second electric slider 62, a movable plate 63, a rolling shaft 64, a clamping screw 65, a hand-operated wheel 66, a rocking handle 67, a clamping plate 68 and a clamping shaft 69, wherein the second electric slider 62 is installed at the lower end of the fixed plate 61, the second electric slider 62 is installed on the upper end surface of the workbench 1 in a sliding fit mode, a round hole and a rectangular groove are formed in the upper end surface of the fixed plate 61 at equal intervals from left to right, the round hole and the rectangular groove are arranged in a staggered mode, the movable plate 63 is arranged in the rectangular groove in a sliding fit mode, the rolling shaft 64 is installed in the rectangular groove at equal intervals from front to back through a bearing, the rolling shaft 64 is connected with the movable plate 63 in a sliding fit mode, the movable plate 63 is connected with the clamping screw 65, the movable plate 63 is in threaded connection with the clamping screw 65, the hand-operated wheel 66 is installed, a clamping plate 68 is arranged above the fixed plate 61, clamping shafts 69 are equidistantly arranged on the clamping plate 68 from left to right, the clamping plate 68 is connected with the clamping shafts 69 through bearings, the left side and the right side of the clamping plate 68 are connected with the inner side of the workbench 1 through a sliding fit mode, during specific work, a rectangular steel pipe is manually placed on the rolling shaft 64, the rocking handle 67 is manually rotated, the rocking handle 67 drives the rocking wheel 66 to rotate, the rocking wheel 66 drives the clamping screw 65 to synchronously rotate, the clamping screw 65 drives the movable plate 63 to move leftwards until the movable plate 63 clamps the rectangular steel pipe, the rocking handle 67 is stopped rotating, the clamping plate 68 is manually pushed to slide downwards until the lower end face of the clamping plate 68 is contacted with the upper end face of the rectangular steel pipe, the clamping plate 68 is stopped to be pushed, when the rectangular steel pipe moves horizontally, the lower end face of the rectangular steel pipe is in rolling contact, the friction between the lower end face of the rectangular steel pipe and the left end face of the rectangular steel pipe is reduced, and the probability of clamping stagnation of the rectangular steel pipe is reduced.
The supporting device 7 comprises a mounting block 71, a third electric slider 72, a vertical column 73, an electric expansion plate 74, an expansion rod 75 and a pulling shaft 76, the mounting block 71 is mounted on the upper end surface of the workbench 1 through the third electric slider 72, the vertical column 73 is mounted on the front end surface of the mounting block 71, square grooves are symmetrically formed in the upper end surface and the lower end surface of the vertical column 73, one end of the electric expansion rod 75 is connected with the inner bottom wall of the square groove, the other end of the electric expansion rod 75 is connected with the expansion plate 74, the pulling shaft 76 is mounted at the rear end of the expansion plate 74, the pulling shaft 76 is connected with the mounting block 71 in a sliding fit manner, threads are arranged at the rear end of the pulling shaft, during specific work, the third electric slider 72 is started to drive the mounting block 71 to move forwards, when the upper end of the expansion plate 74 contacts with the inner wall of the rectangular steel pipe, under the action of the electric expansion rod 75, the upper, the third electric sliding block 72 continues to slide forwards until the front end of the expansion plate 74 is located at a position slightly close to the rear side of the cutting point on the rectangular steel pipe, then the third electric sliding block 72 stops working, and the expansion plate 74 plays a supporting role on the inner wall of the rectangular steel pipe to prevent the phenomenon that the part near the cutting point on the rectangular steel pipe is inwards sunken during cutting.
The retractable plate 74 comprises a fixed seat 741, a first moving plate 742, a second moving plate 743 and an angle scale 744, the lower end face of the fixed plate 741 is connected with the electric retractable rod 75, the first moving plate 742 is symmetrically installed on the upper end face of the fixed seat 741 through a pin shaft, the second moving plate 743 is connected between the first moving plates 742 through a pin shaft, the angle scale 744 is installed on the left side of the first moving plate 742 on the rear side of the fixed seat 741, by manually pulling the pulling shaft 76, the first moving plate 742 and the second moving plate 743 are tilted backward to the same tilt angle as the rotating plate 43 with the movement of the pulling shaft 76, the pulling of the pulling shaft 76 is stopped, meanwhile, the pulling shaft 76 is screwed on the rear end face of the mounting block 71 through the nut, and the inclination angles of the first moving plate 742 and the second moving plate 743 are adjustable, so that the rectangular steel pipe inclined plane cutting device is convenient to adapt to inclined plane cutting of different inclination angles on the rectangular steel pipe.
The pointers are arranged on the lower end face of the rotating plate 43 and the right end face of the rotating wheel 343, and the needle points of the pointers point to the outer side, so that a worker can conveniently and correctly hold the rotating angle by means of the pointers, and the probability of the phenomenon of angular deviation is reduced.
The upper end face of the clamping plate 68 and the inner side of the movable plate 63 are both provided with sponge layers, the sponge layers play a role in assisting in buffering and damping the upper end face and the right end face of the rectangular steel pipe, and meanwhile the probability of deformation of the upper end face and the right end face of the rectangular steel pipe is reduced.
The upper end face of the bearing table 51 is provided with a rubber layer, the upper end face of the rubber layer is an uneven pattern face, the rubber layer plays a role in assisting in buffering and damping the lower end face of the rectangular steel pipe, the uneven pattern increases friction between the lower end face of the rectangular steel pipe and the upper end face of the bearing table, and the horizontal movement amplitude of the rectangular steel pipe in the left-right direction is reduced.
The push rod 44 is provided with a buckle 441 and a locking bolt 442, the locking bolt 442 is connected with the buckle 441 in a thread fit manner, when the push rod 44 is in a stop motion state, the buckle 441 is locked by the locking bolt 442, so that the phenomenon that the push rod 44 moves is prevented, and the rotating plate 43 is ensured to be fixed.
The upper end of the cutting knife 38 is provided with a cover, so that the phenomenon that cutting sparks generated in the cutting process splash everywhere is prevented, and the probability of injury of workers is reduced.
During operation, the handle 344 is manually rotated, the handle 344 drives the rotating wheel 343 to synchronously rotate, the angle of rotation of the rotating wheel 343 is the same as the inclination angle of the cutting point on the rectangular steel pipe by means of the protractor 341, the handle 344 stops rotating, the pushing cylinder 31 works to push the moving slide block 32 to move downwards, the moving slide block 32 drives the sliding support 33 to synchronously move, the U-shaped plate 35 synchronously moves with the sliding support 33 and stops after moving to a certain distance, the rotating plate 43 is manually rotated by means of the dial 41 to enable the inclination angle to be the same as the inclination angle of the cutting point on the rectangular steel pipe, then the rotating plate 43 stops rotating, the guiding electric slide 42 works to drive the rotating plate 43 to move, the pushing rod 44 synchronously moves with the rotating plate 43 until the inner side surface of the rotating plate 43 is completely contacted with the outer side surface of the U-shaped plate 35, the guiding electric slide block 42 stops, and the rocking handle 67 is rotated to drive the rocking wheel 66 to rotate, the rocking wheel 66 drives the clamping screw 65 to synchronously rotate, the clamping screw 65 drives the movable plate 63 to move leftwards until the movable plate 63 clamps the rectangular steel pipe, the rocking handle 67 is stopped to rotate, the clamping plate 68 is manually pushed to slide downwards until the lower end face of the clamping plate 68 is contacted with the upper end face of the rectangular steel pipe, the clamping plate 68 is stopped to be pushed, the first electric slide block 54 works to drive the bearing table 51 to move to a corresponding position and then stops working, the screw lifter 52 is started, the screw lifter 52 pushes the bearing table 51 to move upwards until the upper end face of the bearing table 51 is contacted with the lower end face of the rectangular steel pipe, the screw lifter 52 stops working, the third electric slide block 72 is started to drive the mounting block 71 to move forwards until the front end of the telescopic plate 74 is positioned at a position slightly close to the rear side of a cutting point on the rectangular steel pipe, then the electric push rod 36 is started, the cutter 38 moves downward in synchronization with the mounting plate 37 to perform a cutting process.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides an inclined plane cutting machine to rectangle steel pipe, includes workstation (1), portal frame (2), cutting device (3), guider (4), bears device (5), clamping device (6) and strutting arrangement (7), its characterized in that: the gantry is mounted on a workbench (1), a cutting device (3) is mounted on the gantry (2) in a sliding fit mode, guide devices (4) are symmetrically arranged on the left side and the right side of the upper end of the workbench (1), the guide devices (4) are located on the front side of the gantry (2), bearing devices (5) are symmetrically mounted in the front and back of the middle of the upper end of the workbench (1), clamping devices (6) are symmetrically mounted in the front and back of the upper end of the workbench (1) in a sliding fit mode, the bearing devices (5) are located between the two clamping devices (6), and a supporting device (7) is arranged on the rear side of the upper end of the workbench (1) in a sliding fit mode;
the cutting device (3) comprises a pushing cylinder (31), a moving sliding block (32), a sliding support (33), a rotating disc (34), a U-shaped plate (35), an electric push rod (36), a mounting plate (37) and a cutting knife (38), wherein the pushing cylinder (31) is mounted at the upper end of the portal frame (2) and is arranged in bilateral symmetry, the lower end of the pushing cylinder (31) is connected with the moving sliding block (32), the sliding support (33) is mounted on the front end face of the moving sliding block (32), the rotating disc (34) is mounted on the left side of the sliding support (33) through a bearing, the U-shaped plate (35) is arranged in the middle of the sliding support (33), the electric push rods (36) are mounted on the lower end face of the U-shaped plate (35) in bilateral symmetry, the lower end of the electric push rods (36) is connected with the mounting plate (37), and two sides of the, cutting knives (38) are equidistantly arranged on the lower end surface of the mounting plate (37) from left to right;
the rotary disc (34) comprises an angle gauge (341), a rotating shaft (342), a rotating wheel (343) and a handle (344), the angle gauge (341) is installed on the left side face of the sliding support (33), the rotating shaft (342) is installed on the sliding support (33) through a bearing, the rotating wheel (343) is installed on the left side of the sliding support (33) through a bearing, the rotating wheel (343) is located on the left side of the angle gauge (341), and the handle (344) is installed on the left end face of the rotating wheel (343);
the guiding device (4) comprises a dial (41), a guiding electric slider (42), a rotating plate (43) and a pushing rod (44), the dial (41) is connected with the workbench (1) through the guiding electric slider (42), the guiding electric slider (42) is in sliding fit with the outer side surface of the workbench (1), the rotating plate (43) is installed on the outer side end surface of the dial (41) through a pin shaft, one end of the pushing rod (44) is connected with the rear side end surface of the rotating plate (43), the other end of the pushing rod (44) is connected with the front side end surface of the portal frame (2), and the inner side of the rotating plate (43) is in sliding fit with the outer side of the U-shaped plate (35);
the bearing device (5) comprises a bearing table (51), a lead screw lifter (52), a base (53) and a first electric sliding block (54), wherein the lead screw lifter (52) is installed at the lower end of the bearing table (51), the lower end face of the lead screw lifter (52) is connected with the upper end face of the base (53), the first electric sliding block (54) is installed at the lower end of the base (53), and the first electric sliding block (54) is connected with the upper end face of the workbench (1) in a sliding fit mode;
the clamping device (6) comprises a fixed plate (61), a second electric slider (62), a movable plate (63), a rolling shaft (64), a clamping screw (65), a hand-operated wheel (66), a rocking handle (67), a clamping plate (68) and a clamping shaft (69), wherein the second electric slider (62) is installed at the lower end of the fixed plate (61), the second electric slider (62) is installed on the upper end surface of the workbench (1) in a sliding fit mode, round holes and rectangular grooves are formed in the upper end surface of the fixed plate (61) at equal intervals from left to right, the round holes and the rectangular grooves are arranged in a staggered mode, the movable plate (63) is arranged in the rectangular grooves in a sliding fit mode, the rolling shaft (64) is installed in the rectangular grooves at equal intervals from front to back through a bearing, the rolling shaft (64) is connected with the movable plate (63) in a sliding fit mode, and the movable plates, the movable plate (63) is in threaded connection with the clamping screw rod (65), the right end of the clamping screw rod (65) is provided with the hand-operated wheel (66), the right end face of the hand-operated wheel (66) is provided with the rocking handle (67), the clamping plate (68) is arranged above the fixed plate (61), the clamping plate (68) is provided with clamping shafts (69) at equal intervals from left to right, the clamping plate (68) is connected with the clamping shafts (69) through bearings, and the left side and the right side of the clamping plate (68) are connected with the inner side of the workbench (1) in a sliding fit mode;
strutting arrangement (7) including installation piece (71), No. three electric slider (72), stand (73), expansion plate (74), electric telescopic handle (75) and pulling axle (76), installation piece (71) are installed on the up end of workstation (1) through No. three electric slider (72), install stand (73) on the preceding terminal surface of installation piece (71), square groove has been seted up to the symmetry on the last lower terminal surface of stand (73), the one end of electric telescopic handle (75) links to each other with the interior diapire of square groove, the other end of electric telescopic handle (75) links to each other with expansion plate (74), pulling axle (76) are installed to the rear end of expansion plate (74), be connected through sliding fit between pulling axle (76) and installation piece (71), and be provided with the screw thread on the pulling axle rear end.
2. The bevel cutting machine for rectangular steel pipes according to claim 1, wherein: the telescopic plate (74) comprises a fixed seat (741), a first moving plate (742), a second moving plate (743) and an angle scale (744), the lower end face of the fixed plate (741) is connected with the electric telescopic rod (75), the first moving plate (742) is installed on the upper end face of the fixed seat (741) in bilateral symmetry through a pin shaft, the second moving plate (743) is connected between the first moving plates (742) through the pin shaft, and the angle scale (744) is installed on the left side of the first moving plate (742) on the rear side of the fixed seat (741).
3. The bevel cutting machine for rectangular steel pipes according to claim 1, wherein: pointers are arranged on the lower end face of the rotating plate (43) and the right end face of the rotating wheel (343), and the needle points of the pointers point to the outer side.
4. The bevel cutting machine for rectangular steel pipes according to claim 1, wherein: sponge layers are arranged on the upper end face of the clamping plate (68) and the inner side of the movable plate (63).
5. The bevel cutting machine for rectangular steel pipes according to claim 1, wherein: the upper end surface of the bearing table (51) is provided with a rubber layer, and the upper end surface of the rubber layer is an uneven pattern surface.
6. The bevel cutting machine for rectangular steel pipes according to claim 1, wherein: the push rod (44) is provided with a buckle (441) and a locking bolt (442), and the locking bolt is connected with the buckle in a thread matching mode.
7. The bevel cutting machine for rectangular steel pipes according to claim 1, wherein: the upper end of the cutting knife (38) is provided with a cover.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910914567.2A CN110666528A (en) | 2019-09-26 | 2019-09-26 | Inclined plane cutting machine to rectangle steel pipe |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910914567.2A CN110666528A (en) | 2019-09-26 | 2019-09-26 | Inclined plane cutting machine to rectangle steel pipe |
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| CN110666528A true CN110666528A (en) | 2020-01-10 |
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| CN201910914567.2A Pending CN110666528A (en) | 2019-09-26 | 2019-09-26 | Inclined plane cutting machine to rectangle steel pipe |
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| CN111975103A (en) * | 2020-08-27 | 2020-11-24 | 谢岳概 | Oblique angle cutting process for rectangular square tube of electric power iron tower |
| CN111975102A (en) * | 2020-08-27 | 2020-11-24 | 谢岳概 | Oblique angle cutting equipment is managed in rectangle side of electric power iron lap |
| CN113798865A (en) * | 2021-08-25 | 2021-12-17 | 邱元山 | Numerical control cutting machine of high accuracy batch production |
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