阅读说明：本技术 一种多规格弯管机及其控制系统 (Multi-specification pipe bending machine and control system thereof ) 是由 吴鹏 赵和平 沈子儒 肖国庆 邓忠天 刘海天 陈代琴 尹岑 于 2021-09-15 设计创作，主要内容包括：本发明公开了一种可对多种规格管件作业的弯管机,通过设置多组成对的压紧滚轮与弯曲滚轮,可同时对不同规格管件进行弯管；此外,设置角度测量装置、转速测量装置和扭矩传感器,用于实时反馈弯管时的转速与转动角度以及施加在待弯管件上的扭矩,便于针对不同待弯管件进行弯管控制,克服了现有弯管机操作难度大、适应性差、不可控的缺陷。(The invention discloses a pipe bender capable of operating on pipe fittings of various specifications, which can simultaneously bend pipe fittings of different specifications by arranging a plurality of groups of paired pressing rollers and bending rollers; in addition, set up angle measurement device, rotational speed measuring device and torque sensor for rotational speed and turned angle and the moment of torsion of applying on waiting to bend the pipe fitting when feeding back the return bend in real time are convenient for carry out the pipe bending control to different pipe fittings that wait to bend, have overcome that current bending machine operation degree of difficulty is big, adaptability is poor, uncontrollable defect.)

1. The utility model provides a many specifications bending machine, contains fuselage (1), driving system (2), crooked roller subassembly (3), compresses tightly roller subassembly (4), control box (5), its characterized in that, crooked roller subassembly (3) include a plurality of crooked gyro wheels (31), semicircular groove A (311) have been opened to the periphery of crooked gyro wheel (31), it includes a plurality of gyro wheels (41) to compress tightly roller subassembly (4), semicircular groove B (411) have been opened to the periphery of gyro wheel (41), crooked gyro wheel (31) with compress tightly gyro wheel (41) level in pairs or vertical setting, a stopper (8) of crooked gyro wheel (31) peripheral fixed connection, stopper (8) have the edge through-hole (81) of crooked gyro wheel (31) tangential direction.

2. The multi-specification pipe bender according to claim 1, wherein the bending roller assembly (3) further comprises a long shaft (32) and a spacer (33), the bending roller (31) is mounted on the long shaft (32) through a key, the spacer (33) is used for axial limiting, the pressing roller assembly (4) further comprises a pressing roller bracket (42), a roller shaft (43) and a bearing spacer (44), the pressing roller (41) is mounted on the roller shaft (43) through a bearing, the roller shaft (43) is fixedly connected on the pressing roller bracket (42), and the pressing roller bracket (42) is connected on the machine body (1) through a bolt.

3. A multi-format bender according to claim 2, characterized in that the axis of the long shaft (32) and the axis of the roller shaft (43) are offset in the direction of the axis of the tube (9) to be bent.

4. A multi-format bender according to claim 3, characterised in that the power system (2) comprises an adjustable speed motor (21) and a reduction mechanism.

5. A multi-format bender according to claim 3, characterized in that the spacing between the pinch roller (41) and the bending roller (31) is adjusted by a U-shaped hole (421) in the pinch roller bracket (42).

6. A multi-format bender according to claim 5, characterised in that it is provided with an angle measuring device (6), a rotational speed measuring device (7) and/or a torque sensor.

7. The multi-gauge bender according to claim 6, characterized in that said body (1) is provided with a stop mechanism for limiting the rotation angle of said bending roller (31).

8. A multi-format bender according to any of the claims 2-7, characterized in that the body (1) comprises a base (11) and a holder (12, 12 '), the holder (12, 12') comprising a plurality of spacers (121, 121 '), the pinch roller assembly (4) being mounted on the spacers (121, 121').

9. The multi-specification pipe bender according to claim 8, characterized in that the end of the long shaft (32) is provided with an upper end protective cover (13) for protecting the electronic devices, the side of the fixing frame (12, 12') away from the operator is rotatably connected with a foldable working protective cover (14), the side of the working protective cover (14) is a mesh plate, and the working protective cover (14) is provided with a handle.

10. A control system for controlling a multi-gauge bender according to any of claims 1-9, comprising a display, an input device, a memory, a processor and a computer program stored in the memory and executable on the processor, provided on the control box (5), wherein the processor when executing the program performs the steps of:

(1) inputting bent pipe parameters through the input equipment;

(2) selecting automatic control or manual control;

(3) starting a program, and controlling the bending roller (31) to rotate;

(4) in the pipe bending process, an operator can control the pipe bending to pause or restart through the program;

(5) after the pipe bending is finished, the automatic resetting of the pipe bending machine can be controlled through the program.

Technical Field

The invention relates to a pipe bender and a control system thereof, in particular to a pipe bender capable of operating on pipe fittings of various specifications and a control system thereof.

Background

Most pipe benders on the market at present aim at the bending of a single pipe, or the upper and lower matching clamps are troublesome, the bending angle and speed cannot be controlled, and the requirements on physical strength and skill of personnel are high when the pipe bender is operated. Therefore, a pipe bender which is convenient to operate, controllable in speed and angle and suitable for various pipe fittings is needed.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a pipe bender capable of operating pipe fittings with various specifications, and overcomes the defects of high operation difficulty, poor adaptability and uncontrollable in the prior art.

The invention is realized by the following technical scheme:

the utility model provides a many specifications bending machine, contains the fuselage, driving system, crooked gyro wheel subassembly, compresses tightly the gyro wheel subassembly, the control box, its characterized in that, crooked gyro wheel subassembly includes a plurality of crooked gyro wheels, semicircular groove A has been opened to the periphery of crooked gyro wheel, it includes a plurality of gyro wheels that compress tightly to compress tightly the gyro wheel subassembly, it has semicircular groove B to compress tightly the periphery of gyro wheel, crooked gyro wheel with compress tightly the gyro wheel and be in pairs level or vertical setting, the peripheral fixed connection stopper that is equipped with the through-hole of gyro wheel.

Furthermore, the bending roller assembly further comprises a long shaft and a spacer bush, the bending roller is installed on the long shaft through a key, the spacer bush is utilized for axial limiting, the pressing roller assembly further comprises a pressing roller support, a roller shaft and a bearing spacer, the pressing roller is installed on the roller shaft through a bearing, the roller shaft is fixedly connected onto the pressing roller support, the pressing roller support is connected onto the machine body through a bolt, and the distance between the pressing roller and the bending roller is adjusted through a U-shaped hole in the pressing roller support.

Furthermore, the power system comprises a speed regulating motor, a primary speed reducing mechanism and a secondary speed reducing mechanism.

Further, the through hole is along the tangential direction of the bending roller.

Further, the fuselage includes base and mount, the mount includes a plurality of baffles.

Further, the pipe bender is provided with an angle measuring device, a rotating speed measuring device and/or a torque sensor.

Furthermore, a stop mechanism used for limiting the rotation angle of the bending roller is arranged on the base.

Further, the long shaft end is provided with an upper end protective cover used for protecting the electronic device, the fixing frame is connected with a working protective cover capable of being opened and closed in a rotating mode on one side, away from the operating personnel, one side of the working protective cover is a mesh plate, and a handle is arranged on the working protective cover.

A control system for a multi-specification bender, comprising a display, an input device, a memory, a processor and a computer program stored in the memory and operable on the processor, the display, the input device, the memory, the processor and the computer program implementing the steps of:

(1) inputting bent pipe parameters through the input equipment;

(2) selecting automatic control or manual control;

(3) starting a program, and controlling a speed regulating motor to drive a long shaft to rotate through a speed reducing mechanism;

(4) in the pipe bending process, an operator can control the pipe bending to pause or restart through the program;

(5) after the pipe bending is finished, the automatic resetting of the pipe bending machine can be controlled through the program.

The invention has the following advantages and beneficial effects:

1. the invention is suitable for pipes with various specifications, and has simple operation and strong universality;

2. when the invention is used, the pipe bending mould is not required to be replaced;

3. the invention can accurately control the speed, angle and force of the bent pipe.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.

Fig. 1 is a perspective structural view of a multi-specification pipe bender in accordance with an embodiment 1;

FIG. 2 is a view of a bending roller assembly;

FIG. 3 is a view showing the construction of the pinch roller assembly;

FIG. 4 is a schematic view of an elbow;

FIG. 5 is a perspective view of the multi-gauge bender of embodiment 2;

FIG. 6 is a schematic view of the working shield closing;

fig. 7 is a schematic view of the working shield opening.

The reference numerals are explained below:

1-a fuselage; 2-a power system; 3-bending the roller assembly; 4-pressing the roller assembly; 5-a control box; 6-angle measuring means; 7-a rotational speed measuring device; 8-a limiting block; 9-pipe fitting to be bent; 11-a base; 12. 12' -a holder; 121. 121' -a separator plate; 13-upper end shield; 14-a working shield; 21-speed regulating motor; 22-a primary speed reducing mechanism; 23-a secondary speed reducing mechanism; 31-bending rollers; 32-long axis; 33-spacer bush; 311-semicircular groove A; 41-a pressing roller; 42-a pinch roller support; 43-roller shaft; 44-bearing spacers; 411-semicircular groove B; 421-U shaped hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to examples 1 to 3 and accompanying drawings 1 to 5, and the exemplary embodiments and descriptions thereof are only for explaining the present invention and are not to be construed as limiting the present invention.

Example 1:

a multi-specification pipe bender, as shown in fig. 1-4, comprising a machine body 1, a power system 2, a bending roller assembly 3, a pressing roller assembly 4, a control box 5, an angle measuring device 6, a rotating speed measuring device 7, and a torque sensor (not shown in the figure). The body 1 includes a base 11 and a fixing frame 12. The bending roller assembly 3 includes a long shaft 32, a spacer 33, a key (not shown) and a plurality of bending rollers 31, the bending rollers 31 are arranged on the long shaft 32 through keys, the diameters of different bending rollers 31 are different, different bending rollers 31 can be arranged at intervals independently or in groups, each group is axially limited through the spacer 33, the circumferential surface of the bending roller 31 is provided with a semi-circular groove A311, the groove width of the semi-circular groove A311 on different bending rollers 31 is different, for example, the groove widths of the semicircular grooves on the 12 bending rollers in the embodiment are adapted to 12 specifications of pipe parts to be bent 9 with pipe diameters of 10.2mm-60.3mm, the peripheral fixed connection stopper 8 of crooked gyro wheel 31, it follows to open on the stopper 8 crooked gyro wheel 31 tangential direction's through-hole 81, the through-hole 81 diameter with semicircular groove A311's groove width equals. The long shaft 32 is vertically and rotatably connected with the base 11 and the fixed frame 12 through bearings at two ends, and the lower end of the long shaft 32 is connected with the power system 2 through a coupler.

The pressing roller assembly 4 comprises a plurality of pressing rollers 41, a pressing roller bracket 42 and a roller shaft 43, wherein the pressing rollers 41 are mounted on the roller shaft 43 through bearings, the roller shaft 43 is fixedly connected to the pressing roller bracket 42, and the pressing roller bracket 42 is connected to the fixed frame 12 through bolts; different diameter sizes of the pressing rollers 41 are different, the pressing rollers 41 can be installed independently, and the pressing rollers 41 can also be installed at intervals in groups by utilizing bearing spacers 44. The pressing roller 41 and the bending roller 31 are installed at the same horizontal position in a paired manner, and the distance between the pressing roller 41 and the bending roller 31 is adjusted through the U-shaped hole 421 on the pressing roller bracket 42. The circumferential surface of the pressing roller 41 is provided with a semicircular groove B411, the widths of the semicircular grooves B411 on different pressing rollers 41 are different, and the width of the semicircular groove B411 is the same as that of the corresponding semicircular groove A311 at the same horizontal position.

As shown in fig. 4, the axis of the long shaft 32 and the axis of the roller shaft 43 are staggered along the axial direction of the pipe to be bent 9, so as to increase the moment arm during bending.

The power system 2 comprises a speed regulating motor 21, a primary speed reducing mechanism 22 and a secondary speed reducing mechanism 23, and the speed reducing mechanism can adopt a planetary gear mechanism or a worm gear mechanism. The power system 2 is fixedly connected to the base 11.

Angle measuring device 6 rotational speed measuring device 7 is located major axis 32 tip, angle measuring device 6, rotational speed measuring device 7 and torque sensor are connected with control box 5 electricity respectively for the rotational speed and the turned angle of major axis 32 and exert the moment of torsion on waiting to bend 9 are fed back in real time, are convenient for to different waiting to bend 9 pipe fittings and carry out the elbow control.

The fixing frame 12 has a symmetrical structure and includes a plurality of partition plates 121, and the spacer 33 passes through the partition plates 121.

The base 11 is provided with a stop mechanism (not shown in the figure) for preventing the bending roller 31 from rotating too much.

The end of the long shaft 32 is provided with a protective cover A (not shown in the figure) for protecting the electronic device; the side, far away from the operator, of the fixed frame 12 is rotatably connected with a protective cover B (not shown in the figure) which can be opened and closed, one side of the protective cover B is a mesh plate, and a handle is arranged on the protective cover B.

The bending roller 31 and the pressing roller 41 are both quenched and subjected to corrosion prevention treatment.

The control box 5 comprises a display, an input device, a work indicator, a memory, a processor and a computer program stored in the memory and executable on the processor.

During the use, will wait that bent pipe spare 9 passes through between bending roller 31 and the pressure roller 41 in proper order, through-hole 81 on the stopper 8 the return bend parameter of input device input, bending angle, bending speed, rotation angle restriction, return angle restriction, bending angle restriction, angle value correction value, speed correction value, program start, buncher 21 drives major axis 32 through reduction gears and rotates, and stopper 8 on bending roller 31 drives waiting bent pipe spare 9 and rotates around bending roller 31 with the direction (the hollow arrow direction in fig. 4) of keeping away from pressure roller 41, and waiting bent pipe spare 9 is restricted by pressure roller 41 and is crooked along bending roller 31 simultaneously. The program comprises automatic control and manual control, and in the pipe bending process, an operator can control the pipe bending to pause or restart through the program. After the pipe bending is finished, the automatic resetting of the pipe bending machine can be controlled through the program.

The multi-specification pipe bender can simultaneously bend a plurality of pipes 9 to be bent with different specifications.

Example 2:

a multi-specification pipe bender, as shown in fig. 5-7, comprising a machine body 1, a power system 2, a bending roller assembly 3, a pressing roller assembly 4, a control box 5, an angle measuring device 6, a rotating speed measuring device 7, and a torque sensor (not shown in the figure). The difference from the embodiment 1 is that the fixing frame 12 ' is an asymmetric structure, the fixing frame 12 ' is disposed on one side of the long shaft 32, and the long shaft 32 does not need to pass through the partition plate 121 '. The end part of the long shaft 32 is provided with an upper end protective cover 13 for protecting electronic devices; the side, far away from the operator, of the fixing frame 12' is rotatably connected with a working protective cover 14 which can be opened and closed, one side of the working protective cover 14 is a mesh plate, and a handle is arranged on the working protective cover 14.

Example 3:

the utility model provides a many specifications bending machine, contains fuselage 1, driving system 2, crooked roller assembly 3, compresses tightly roller assembly 4, control box 5, angle measuring device 6, rotational speed measuring device 7, torque sensor. The difference from the embodiments 1 and 2 is that the long shaft 32 and the roller shaft 43 are arranged horizontally.

The above-mentioned embodiments, objects, technical solutions and advantages of the present invention are further described in detail, it should be understood that the above-mentioned embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the technical spirit of the present invention should be included in the scope of the present invention.