CN209902004U - An adjustable steel pipe bending machine suitable for different diameters - Google Patents

Abstract

The utility model discloses a steel pipe bender with adjustable be applicable to different bores, a steel pipe bender with adjustable be applicable to different bores mainly includes: the workstation, the commentaries on classics board, bending mechanism, the registration arm, clamping mechanism, the backplate, rings, the hydro-cylinder, foot switch, the universal wheel, main part and motor, according to the hollow characteristics of steel pipe, stretch into the steel pipe with the registration arm and carry out preliminary location, the runner rotates, go up the screw and decide clamping mechanism's circular arc opening size with the different degree of feeding of lead screw down, make it the same with the radius of steel pipe, to the centre gripping of the adaptable different bore of regulation steel pipe of clamping mechanism, application scope is wider, and the steel pipe other end face laminating fits the stand of bending mechanism, be equipped with the spring in the stand, when the stand between steel pipe laminating baffle and the fixed plate, the baffle rises under the extrusion, the contact surface laminating of stand and steel pipe, good contact with bending mechanism when having guaranteed that the steel pipe is buckled.

Description

An adjustable steel pipe bending machine suitable for different diameters

technical field

The utility model relates to the field of steel processing equipment, in particular to an adjustable steel pipe bending machine suitable for different diameters.

Background technique

Rebar bending machine, also known as bending machine, is one of the steel processing machinery. The working mechanism is a horizontal working disc that rotates on a vertical axis. The steel bars are placed at the dotted position in the figure, the support pin is fixed on the machine tool, the center pin and the bending pin are mounted on the working disc, and the disc rotates. when bending the steel. In order to bend steel bars of various diameters, there are several holes on the working plate for inserting and pressing the bending pins, and the center pins of different diameters can also be replaced accordingly. The utility model is improved by the steel bar bending machine, and provides a An adjustable steel pipe bending machine suitable for different calibers is provided to solve the shortcomings that the existing bending machine is easy to offset when bending steel pipes, and is not suitable for processing steel pipes of different diameters.

Utility model content

The main purpose of the utility model is to provide an adjustable steel pipe bending machine suitable for different calibers, so as to solve the shortcomings of the existing bending machine that bends steel pipes easily and is not suitable for processing steel pipes of different diameters.

To achieve the above purpose, the technical scheme adopted by the present utility model is:

An adjustable steel pipe bending machine suitable for different diameters, mainly including: worktable, turning plate, bending mechanism, positioning pipe, clamping mechanism, back plate, lifting ring, oil cylinder, foot switch, universal wheel, main body and motor, characterized in that: the worktable is provided with a rotating plate, the bottom of the leftmost end of the rotating plate is fixedly connected to the motor rotating shaft, the motor rotating shaft penetrates the worktable and is connected to the motor at the bottom, and the motor is fastened by screws. The part is fixed to the side wall of the main body, and the turning plate is provided with a bending mechanism, a clamping mechanism and an oil cylinder in sequence from left to right. Located at the upper end of the vertical position of the motor shaft, the bending mechanism includes: a column, a baffle, a fixing plate and a spring, the column is a hollow structure, and the bottom is fixedly connected to the fixing plate by welding, and the spring is located inside the column, And the bottom end face is welded and fixed to the fixed plate, the upper end face of the spring is fixedly connected to the baffle plate, the baffle plate is sleeved on the column, and the spring and the column are slidably connected, and the right side of the clamping mechanism is fixedly connected to the hydraulic rod through the fixing block, The hydraulic rod is connected to the oil cylinder at the far right end, and the oil cylinder is fixedly connected to the turning plate through a fastener. The clamping mechanism includes: an upper clamping block, an upper screw rod, a screw rod reverser, a runner, The lower screw rod, the lower clamping block, the slider, the chute, the fixing block and the hydraulic rod, the upper clamping block and the lower clamping block are slidably connected through the slider on the back and the chute of the fixing block. A screw reverser is set up between the lower clamping blocks, the upper and lower screw rods of the screw reverser are threadedly connected to the lower screw rod respectively, and the upper part of the upper screw rod is threadedly connected to the upper clamping block, The lower part of the lower screw rod is threadedly connected with the lower clamping block, the upper clamping block and the left end surface of the lower clamping block form a semi-circular arc structure, the rear end of the worktable is fixedly connected with a back plate, and the back plate is vertical The direction is fixed with a positioning tube, and the positioning tube is located at the right end of the end face of the column of the bending mechanism.

Wherein, four sets of lifting rings are fixedly connected to the four corners of the worktable through gaskets and bolts.

Wherein, the four corners of the bottom of the main body are provided with universal wheels, and the universal wheels are provided with braking devices.

Wherein, the right side of the main body is provided with a cabinet that can be opened and closed.

Wherein, a foot switch is placed in the cabinet on the right side of the main body, and the power line of the foot switch is connected to the motor inside the main body.

Wherein, the front end surface of the main body is provided with ventilation holes.

Wherein, the outer side of the screw reverser is provided with a runner which is rotatably connected with the upper screw rod and the lower screw rod.

Compared with the prior art, the utility model has the following beneficial effects: the utility model improves the traditional bending machine, and the existing bending machine mainly bends steel plates and steel bars, and lacks suitable application for steel pipes with different hollow diameters. When the traditional bending machine bends the steel pipe, due to the smooth cylindrical surface of the steel pipe, the original position will be offset, resulting in poor bending effect. According to the hollow characteristics of the steel pipe, the positioning pipe is inserted into the steel pipe for preliminary positioning, and the runner is rotated. The radius of the steel pipe is the same, the adjustment of the clamping mechanism can adapt to the clamping of steel pipes of different diameters, and the application range is wider, and the other end of the steel pipe is fitted to the column of the bending mechanism, the column is provided with a spring, and the steel pipe is fitted to the baffle. When it is connected to the column between the fixed plate, the baffle plate rises under the extrusion, and the contact surface of the column and the steel pipe is attached to ensure good contact with the bending mechanism when the steel pipe is bent.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the connection schematic diagram of the motor and the bending mechanism of the utility model;

3 is a schematic plan view of the clamping mechanism of the present utility model;

4 is an enlarged schematic view of the bending mechanism of the present invention;

5 is a partial cross-sectional view of the bending mechanism of the present invention;

In the picture: worktable-1, turning plate-2, bending mechanism-3, positioning tube-4, clamping mechanism-5, back plate-6, lifting ring-7, oil cylinder-8, foot switch-9, ten thousand Direction wheel-10, main body-11, motor-12, column-301, baffle-302, fixing plate-303, spring-304, upper clamping block-501, upper screw-502, screw reverser-503 , runner-504, lower screw-505, lower clamping block-506, slider-507, chute-508, fixed block-509, hydraulic rod-510.

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

As shown in Figure 1-4, an adjustable steel pipe bending machine suitable for different diameters mainly includes: a workbench (1), a turning plate (2), a bending mechanism (3), a positioning tube (4), A clamping mechanism (5), a back plate (6), a lifting ring (7), an oil cylinder (8), a foot switch (9), a universal wheel (10), a main body (11) and a motor (12), characterized in that : The worktable (1) is provided with a rotating plate (2), the bottom of the leftmost end of the rotating plate (2) is fixedly connected to the rotating shaft of the motor (12), and the rotating shaft of the motor (12) runs through the worktable (1) and is connected to the The motor (12) at the bottom, the motor (12) is fixed to the side wall of the main body (11) by screws and fasteners, and the turning plate (2) is provided with a bending mechanism (3), A clamping mechanism (5) and an oil cylinder (8), the bending mechanism (3) is welded and fixed to the turning plate (2) through a fixing plate (303) at the bottom, and the bending mechanism (3) is located at the motor (12) The upper end of the vertical position of the rotating shaft, the bending mechanism (3) includes: a column (301), a baffle plate (302), a fixing plate (303) and a spring (304), the column (301) is a hollow structure, the bottom It is fixedly connected to the fixing plate (303) by welding, the spring (304) is located inside the column (301), and the bottom end face is welded and fixed to the fixing plate (303), and the upper end face of the spring (304) is fixedly connected to the baffle plate (302). ), the baffle plate (302) is sleeved on the column (301), and is slidably connected to the column (301) through a spring (304), and the right side of the clamping mechanism (5) is fixedly connected to hydraulic pressure through a fixing block (509). A rod (510), the hydraulic rod (510) is connected to the rightmost oil cylinder (8), the oil cylinder (8) is fixedly connected with the turning plate (2) through fasteners, and the clamping mechanism (5) Including: upper clamping block (501), upper screw (502), screw reverser (503), runner (504), lower screw (505), lower clamping block (506), slider (507) ), chute (508), fixing block (509) and hydraulic rod (510), the upper clamping block (501) and lower clamping block (506) cooperate with the fixing block (509) The chute (508) is slidably connected, and a screw reverser (503) is set up between the upper clamping block (501) and the lower clamping block (506), and the screw reverser (503) passes up and down respectively. The upper screw rod (502) is threadedly connected with the lower screw rod (505), the upper part of the upper screw rod (502) is screwed into the upper clamping block (501), and the lower part of the lower screw rod (505) is connected with The lower clamping block (506) is threadedly connected, the upper clamping block (501) and the left end face of the lower clamping block (506) form a semi-circular arc structure, and the rear end of the worktable (1) is fixedly connected with a back plate (6). ), the back plate (6) is fixed with a positioning tube (4) in the vertical direction, and the positioning tube (4) is located at the end of the column (301) of the bending mechanism (3). right side of the face.

Further, four sets of lifting rings (7) are fixedly connected to the upper four corners of the workbench (1) through gaskets and bolts.

Further, the four corners of the bottom of the main body (11) are provided with a universal wheel (10), and a braking device is provided on the universal wheel (10).

Further, the right side of the main body (11) is provided with a cabinet that can be opened and closed.

Further, a foot switch (9) is placed in the cabinet on the right side of the main body (11), and the power cord of the foot switch (9) is connected to the motor (12) inside the main body (11).

Further, the front end surface of the main body (11) is provided with ventilation holes.

Further, a runner (504) is provided on the outer side of the screw reverser (503) to be rotatably connected with the upper screw rod (502) and the lower screw rod (505).

Working principle: The utility model improves the traditional bending machine. The existing bending machine mainly bends steel plates and steel bars, but lacks suitable bending machinery for steel pipes with different hollow diameters. During bending, due to the smooth cylindrical surface of the steel pipe, the original position will be offset, resulting in poor bending effect. It is characterized by extending the positioning tube (4) into the steel pipe for preliminary positioning, rotating the runner (504), and the different feeding degrees of the upper screw (502) and the lower screw (505) determine the clamping mechanism (5). The size of the arc opening makes it the same as the radius of the steel pipe. The adjustment of the clamping mechanism (5) can adapt to the clamping of steel pipes of different diameters, and has a wider application range, and the other end of the steel pipe is fitted to the bending mechanism (3). ), a spring is provided in the upright (301), and when the steel pipe fits the upright (301) between the baffle plate (302) and the fixing plate (303), the baffle plate (302) rises when the lower baffle plate (302) is squeezed, The contact surface of the column and the steel pipe is attached to ensure good contact with the bending mechanism (3) when the steel pipe is bent. The foot switch (9) is activated, and the bending mechanism (3) cooperates with the clamping mechanism (5) to carry out the operation on the steel pipe. Clamp, start the switch of the motor (12), the rotating shaft of the motor (12) drives the turning plate (2) to rotate, the bending mechanism (3) rotates 90° clockwise, the steel pipe and the positioning pipe (4) slide, and the bending is completed. (12) Stop, the turning plate (2) is turned back to the original position, and the operation is completed.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a steel pipe bender with adjustable be applicable to different bores mainly includes: workstation (1), commentaries on classics board (2), bending mechanism (3), registration arm (4), clamping mechanism (5), backplate (6), rings (7), hydro-cylinder (8), foot switch (9), universal wheel (10), main part (11) and motor (12), its characterized in that: be equipped with on workstation (1) and change board (2), change board (2) leftmost end bottom fixed connection motor (12) pivot, motor (12) pivot runs through workstation (1) and is connected to motor (12) of bottom, motor (12) are fixed in main part (11) lateral wall through screw cooperation fastener, turn on board (2) and turn right from a left side and be equipped with bending mechanism (3), clamping mechanism (5) and hydro-cylinder (8) in proper order, bending mechanism (3) are through fixed plate (303) welded fastening of bottom change board (2), bending mechanism (3) are located motor (12) pivot vertical position upper end, bending mechanism (3) including: stand (301), baffle (302), fixed plate (303) and spring (304), stand (301) are hollow structure, and the bottom carries out fixed connection through welding and fixed plate (303), spring (304) are located inside stand (301), and bottom end face welded fastening fixed plate (303), spring (304) up end fixed connection baffle (302), baffle (302) cup joint in stand (301), carry out sliding connection through spring (304) and stand (301), fixed block (509) fixed connection hydraulic stem (510) are passed through on clamping mechanism (5) right side, hydraulic stem (510) are connected to hydro-cylinder (8) of rightmost end, hydro-cylinder (8) carry out fixed connection through fastener and commentaries on classics board (2), clamping mechanism (5) are including: the screw rod reverser is characterized by comprising an upper clamping block (501), an upper screw rod (502), a screw rod reverser (503), a rotating wheel (504), a lower screw rod (505), a lower clamping block (506), a sliding block (507), a sliding groove (508), a fixed block (509) and a hydraulic rod (510), wherein the upper clamping block (501) and the lower clamping block (506) are in sliding connection through the sliding block (507) at the back in a way of being matched with the sliding groove (508) of the fixed block (509), the screw rod reverser (503) is erected between the upper clamping block (501) and the lower clamping block (506), the upper part of the screw rod reverser (503) is in threaded connection with the lower screw rod (505) through the upper screw rod (502), the upper part of the upper screw rod (502) is in threaded connection with the upper clamping block (501), the lower part of the lower screw rod (505) is in threaded connection with the lower clamping block (506), and the left end faces of the upper clamping block (501) and the lower clamping block, workstation (1) rear end fixedly connected with backplate (6), backplate (6) vertical direction is fixed and is equipped with registration arm (4), registration arm (4) are located stand (301) terminal surface right-hand member of bending mechanism (3).

2. The adjustable steel pipe bending machine suitable for different calibers according to claim 1, is characterized in that: four corners on the workbench (1) are fixedly connected with four groups of lifting rings (7) through gaskets and bolts.

3. The adjustable steel pipe bending machine suitable for different calibers according to claim 1, is characterized in that: the universal wheel (10) is arranged at four corners of the bottom of the main body (11), and a brake device is arranged on the universal wheel (10).

4. The adjustable steel pipe bending machine suitable for different calibers according to claim 3, is characterized in that: the right side of the main body (11) is provided with a cabinet body which can be opened and closed.

5. The adjustable steel pipe bending machine suitable for different calibers according to claim 4, is characterized in that: the utility model discloses a refrigerator, including main part (11), the cabinet body of main part (11) right side is placed in has foot switch (9), foot switch (9) power cord is connected to inside motor (12) of main part (11).

6. The adjustable steel pipe bending machine suitable for different calibers according to claim 5, is characterized in that: the front end surface of the main body (11) is provided with air holes.

7. The adjustable steel pipe bending machine suitable for different calibers according to claim 1, is characterized in that: and a rotating wheel (504) is arranged on the outer side of the screw rod reverser (503) and is in rotating connection with the upper screw rod (502) and the lower screw rod (505).

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