CN215392209U

CN215392209U - Automatic bending machine for insulated steel bars for high-speed rail

Info

Publication number: CN215392209U
Application number: CN202121753395.4U
Authority: CN
Inventors: 路波; 陈伟; 丁晓冰; 韦明娇
Original assignee: Anyang Fuxing Heli New Material Co ltd
Current assignee: Anyang Fuxing Heli New Material Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-04
Anticipated expiration: 2031-07-30

Abstract

The utility model provides an automatic bender of insulating bar for high-speed railway, which comprises a frame, long shape feed inlet of direction about having in frame upper portion fore-and-aft direction one end, the baffle box has under the feed inlet, install two sets of portable bending devices in the frame, portable bending device is including the dolly of direction rectilinear movement about, the dolly is connected with drive arrangement, install the motor of bending on the dolly, be connected with the speed reducer on the output shaft of the motor of bending, fixedly connected with radial rocking arm on the output shaft of speed reducer, install sheave A on the radial rocking arm, it is connected with sheave B to rotate on radial rocking arm or on the output shaft of speed reducer, the export of baffle box is located sheave B's oblique top, install reinforcing bar blanking detection device on the frame, drive arrangement and the motor of bending all are connected to the controller. This bender can greatly reduced artifical intensity of labour, improves production efficiency, improves the yields.

Description

Automatic bending machine for insulated steel bars for high-speed rail

Technical Field

The utility model relates to a bending machine, in particular to an automatic bending machine for high-speed rail insulated steel bars, and belongs to the technical field of automation equipment.

Background

The ballastless track adopted by the high-speed railway has the advantages of good smoothness, good stability, long service life, good durability, less maintenance work and the like, and the mass laying of the ballastless track structure on the high-speed railway becomes a development trend. The ballastless track engineering quality control point mainly comprises precision control, steel bar insulation and concrete crack control, wherein the effectiveness of steel bar insulation treatment and the quality of insulation quality directly influence the transmission performance of a track circuit and the stability after the track circuit is put into use. The steel bar insulation treatment mainly adopts a mode of common steel bars and insulation heat-shrinkable sleeves. Because a plurality of steel bars are crossed in the steel bar mesh, in order to realize the insulation of the steel bar crossing points, a plurality of insulating sleeves need to be arranged and bent into a specific shape, if the steel bar mesh needs to be bent into a mouth shape, if the steel bar mesh needs to be bent into a top hat shape, at present, the bending is mainly manually bent on auxiliary mechanical equipment, a large amount of labor cost is needed, the labor intensity of workers is high, and the standard-reaching rate of bending is not high. Although there are various benders in the existing market to assist and bend, but can satisfy the different equipment that bends the shape of high-speed railway insulating tube reinforcing bar and not discover yet, need special development research, because the insulating tube fuses as an organic whole with the reinforcing bar firmly through hot contraction when bending in addition, if bend and be located insulating tube department, current manual work is bent, adopt mechanical equipment to assist and bend and all have the phenomenon of leading to the fact destruction to the insulating tube, can produce the defective work after the insulating tube damage, this also is the problem that is difficult to solve in the high-speed railway insulating bar bending equipment development.

Disclosure of Invention

The utility model aims to overcome the problems in bending the conventional insulating steel bar and provides an automatic bending machine for the insulating steel bar for the high-speed rail.

In order to realize the purpose of the utility model, the following technical scheme is adopted: an automatic bending machine for insulated steel bars for high-speed rails comprises a frame, wherein one end of the upper portion of the frame in the front-back direction is provided with a long feeding hole in the left-right direction, a guide chute is arranged below the feeding hole, two sets of movable bending devices are arranged in the frame and comprise trolleys linearly moving in the left-right direction, the trolleys are connected with a driving device, a bending motor is arranged on each trolley, a speed reducer is connected onto an output shaft of each bending motor, the axial direction of an output shaft of the speed reducer is in the front-back direction, a radial rotating arm is fixedly connected onto the output shaft of the speed reducer, a grooved pulley A is arranged on each radial rotating arm or is rotatably connected onto the output shaft of the speed reducer, the axis of each grooved pulley B is coincided with the axis of the output shaft of the speed reducer, the grooved pulleys A and the grooved pulleys B are parallel to each other, an outlet of the guide chute is positioned above the grooved pulley B, and a steel bar blanking detection device is arranged on the frame, the driving device and the bending motor are both connected to the controller.

Further, the method comprises the following steps of; the trolley is provided with a sliding seat in the left and right directions, the sliding seat is matched with a sliding table, a bending motor is fixedly arranged on the sliding table, a spring is connected between the sliding table and the trolley, and the spring has elastic force in the left and right directions.

Further, the method comprises the following steps of; the driving device connected to the trolley is as follows: the rack in the left and right directions is fixedly arranged on the rack, the gear is meshed with the rack, the trolley is provided with a walking driving motor, the walking driving motor directly or indirectly drives the gear, and the rack is provided with a trolley zero position detection switch which is connected to the controller.

Further, the method comprises the following steps of; the driving device connected to the trolley is as follows: a left-right screw rod is arranged on the rack, a nut is arranged on the screw rod, and the trolley is fixedly connected with the nut.

Further, the method comprises the following steps of; a plurality of travelling wheels are installed on the lower portion of the trolley and are located on the track.

Further, the method comprises the following steps of; the bending motor is a servo motor.

The utility model has the positive beneficial effects that: this device can be according to different shape requirements, carry out automatic curved system to insulating bar, can carry out automatic curved system according to the shape and the speed of setting for, especially it adopts the size of the curved system angle of servo motor control, can be fine carry out controllable curved system to different raw materials, guarantee that the work piece after the curved system shaping meets the demands, spring and slide under the portable bending device can guarantee under the regional condition that has the pyrocondensation pipe of curved system, the completion of pyrocondensation pipe has been guaranteed to be harmless, but this device greatly reduced manual labor intensity, the efficiency of production is improved, the yields is improved.

Drawings

Fig. 1 is an overall schematic view of the present invention.

Fig. 2 is a schematic view of the utility model with a portion of the housing and chute removed.

Fig. 3 is a schematic view of a mobile bending device.

FIG. 4 is a schematic view of the steps of bending a workpiece.

Fig. 5 is a product diagram corresponding to step d in fig. 4.

Detailed Description

In order to more fully explain the implementation of the present invention, examples of the implementation of the present invention are provided. These examples are merely illustrative of the present invention and do not limit the scope of the present invention.

The utility model is explained in further detail in connection with the accompanying drawings, in which: 1: a frame; 2: a feed inlet; 3: a material guide chute; 4: a trolley; 5: a traveling wheel; 6: a track; 7: a motor; 8: a speed reducer; 9: a radial rotating arm; 10: a grooved wheel A; 11: a grooved wheel B; 12: a slide base; 13 a sliding table; 14: a spring; 15: a rack; 16: a gear; 17: the walking driving motor.

As shown in the attached drawings, the automatic bending machine for the insulated steel bars for the high-speed rails comprises a frame 1, a long feed inlet 2 in the left-right direction is formed in one end of the upper portion of the frame in the front-back direction, a guide chute 3 is formed below the feed inlet, two sets of movable bending devices are installed in the frame, each movable bending device comprises a trolley 4 which linearly moves in the left-right direction, a plurality of travelling wheels 5 are installed on the lower portion of the trolley, and the travelling wheels are located on rails 6.

The trolley is connected with a driving device, and the driving device connected to the trolley is as follows: a rack 15 in the left and right directions is fixedly arranged on the rack, a gear 16 is meshed on the rack, a walking driving motor 17 is arranged on the trolley, the walking driving motor directly or indirectly drives the gear 16, and a trolley zero position detection switch is arranged on the rack and is connected to the controller. The zero position detection switch can adopt a proximity switch and is used for detecting the reset of the trolley.

The driving device connected to the trolley can also be: a left-right screw rod is arranged on the rack, a nut is arranged on the screw rod, and the trolley is fixedly connected with the nut. The linear drive of the spindle nut is a conventional linear drive, which is not shown in the figures. And a zero detection switch can be additionally arranged under the condition of the screw rod and is used for calibrating the position of the system.

Besides the two driving devices, the motor can be used for driving the synchronous wheel to drive the trolley to move linearly through the synchronous belt.

The trolley is provided with a bending motor 7, a sliding seat 12 in the left-right direction is arranged on the trolley, the sliding seat is matched with a sliding table 13, the bending motor 7 is fixedly arranged on the sliding table, a spring 14 is connected between the sliding table and the trolley, and the spring has elastic force in the left-right direction.

The bending machine is characterized in that a speed reducer 8 is connected to an output shaft of a bending motor, the bending motor is a servo motor, the axial direction of an output shaft of the speed reducer is the front-back direction, a radial rotating arm 9 is fixedly connected to the output shaft of the speed reducer, a grooved pulley A10 is installed on the radial rotating arm, a grooved pulley B11 is connected to the radial rotating arm or the output shaft of the speed reducer in a rotating mode, the axis of the grooved pulley B coincides with the axis of the output shaft of the speed reducer, the grooved pulley A and the grooved pulley B are parallel to each other, an outlet of a guide chute is located above the inclined position of the grooved pulley B, reinforcing steel bars fall into grooves of the grooved pulley B after coming out of the guide chute, a reinforcing steel bar blanking detection device is installed on a rack, a driving device and the bending motor are both connected to a controller, the reinforcing steel bar blanking detection device can adopt a proximity switch for detecting whether the reinforcing steel bars fall into the grooved pulley B, and the device starts to work after the reinforcing steel bars fall into the grooves.

When the device works, the insulation steel bar slides into the groove of the grooved pulley B through the guide chute, after the steel bar blanking detection device detects that the raw material is in place, the walking driving motor connected with the trolley works, and moves to a bending point from left to right according to the requirement of a bending workpiece, and the movable bending device drives the rotating arm to bend the steel bar through the two grooved pulleys by the rotation of the servo motor until the steel bar is bent and formed. And after the workpiece is taken out, the movable bending device is driven by the traveling driving motor to return to the zero position.

Fig. 4 is a process step diagram of an insulated steel bar obtained by using the apparatus, step a is a straight bar steel bar blank with an insulated pipe, and a product with a shape corresponding to step d is obtained after steps b and c, fig. 5 is an enlarged view of the product with the shape corresponding to step d, a thin line in fig. 5 represents the steel bar, and the thick line is sleeved with the insulated pipe.

After the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the utility model, and it is intended that all simple modifications, equivalent changes and modifications made to the above embodiments based on the technical spirit of the present invention shall fall within the technical scope of the present invention, and the present invention shall not be limited to the embodiments illustrated in the description.

Claims

1. The utility model provides an automatic bender of insulated steel bar for high-speed railway, includes the frame, its characterized in that: a long feed inlet in the left-right direction is arranged at one end in the front-back direction of the upper part of the frame, a guide chute is arranged below the feed inlet, two sets of movable bending devices are arranged in the frame, the movable bending devices comprise trolleys which move linearly in the left and right directions, the trolleys are connected with a driving device, the trolley is provided with a bending motor, an output shaft of the bending motor is connected with a speed reducer, the axial direction of the output shaft of the speed reducer is the front-back direction, a radial rotating arm is fixedly connected on an output shaft of the speed reducer, a grooved pulley A is arranged on the radial rotating arm, a grooved pulley B is rotatably connected on the radial rotating arm or the output shaft of the speed reducer, the axis of the grooved pulley B is superposed with the axis of the output shaft of the speed reducer, the grooved pulley A and the grooved pulley B are parallel to each other, the outlet of the guide chute is positioned above the grooved pulley B in an oblique manner, a steel bar blanking detection device is arranged on the frame, and the driving device and the bending motor are both connected to the controller.

2. The automatic bending machine for the insulated steel bars for the high-speed rails according to claim 1, is characterized in that: the trolley is provided with a sliding seat in the left and right directions, the sliding seat is matched with a sliding table, a bending motor is fixedly arranged on the sliding table, a spring is connected between the sliding table and the trolley, and the spring has elastic force in the left and right directions.

3. The automatic bending machine for the insulated steel bars for the high-speed rails according to claim 1, is characterized in that: the driving device connected to the trolley is as follows: the rack in the left and right directions is fixedly arranged on the rack, the gear is meshed with the rack, the trolley is provided with a walking driving motor, the walking driving motor directly or indirectly drives the gear, and the rack is provided with a trolley zero position detection switch which is connected to the controller.

4. The automatic bending machine for the insulated steel bars for the high-speed rails according to claim 1, is characterized in that: the driving device connected to the trolley is as follows: a left-right screw rod is arranged on the rack, a nut is arranged on the screw rod, and the trolley is fixedly connected with the nut.

5. The automatic bending machine for the insulated steel bars for the high-speed rails according to claim 1, is characterized in that: a plurality of travelling wheels are installed on the lower portion of the trolley and are located on the track.

6. The automatic bending machine for the insulated steel bars for the high-speed rails according to claim 1, is characterized in that: the bending motor is a servo motor.