CN105689785A - Steel strip tube internal support ring-cutting robot - Google Patents

Abstract

The invention discloses a circular cutting robot supported inside a steel belt pipe, which includes a high-speed steel saw blade, a saw blade clamp, a servo motor, a sawing arm, a circular cutting swing arm, an electric cylinder, etc., and the high-speed steel saw blade passes through the saw blade The fixture is directly connected to the output shaft of the servo motor, and the servo motor is fixed on the motor flange at the top of the sawing arm; the sawing arm is installed in the slide rail of the ring cutting swing arm, and the electric cylinder The two ends are fixed between the sawing arm and the ring cutting swing arm. The invention can be constructed in tunnels and supported stably, has good cutting effect, and reduces the high cost of transportation after cutting for manufacturers of large-diameter steel belt reinforced pipes.

Description

A kind of steel belt tube inner support circumcision robot

technical field

The invention relates to municipal construction equipment, in particular to an in-pipe robot capable of cutting large-diameter steel strip pipes on site, and belongs to the technical field of construction robots.

Background technique

With the extensive use of steel belt reinforced PE spiral corrugated pipes on the market, a series of new process improvements are needed to solve the problem that large-diameter steel belt reinforced PE spiral corrugated pipes are difficult to saw on-site at the construction site. There is a need for a pipe robot that can be sawed on site to reduce the high cost of transporting steel strip pipes after being sawed by the manufacturer.

Contents of the invention

In view of the above problems, the present invention provides a circular cutting robot with support in the steel strip pipe, which fixes the sawing arm by setting the support structure in the pipe, and cuts stably.

The technical solution adopted by the present invention is: a steel belt tube internal support ring cutting robot, including a high-speed steel saw blade, a saw blade clamp, a servo motor, a sawing arm, a ring cutting swing arm, an electric cylinder, three support feet in the tube, 6 first poles, 3 second poles, pipeline robot car body, screw motor, screw motor flange, car body wheels, elastic coupling, two screw bearing housings, two-way screw, 3 A triangular support seat, connecting pin, three lead screw sliding nuts, fixing bolts, swing arm motor, worm gear, two swing arm bearing seats, two lead screw bearings, two swing arm bearings, two worm screw bearing seats, Two worm bearings, worm, and worm motor flange, characterized in that: the high-speed steel saw blade is directly connected to the output shaft of the servo motor through the saw blade clamp, and the servo motor is fixed on the motor at the top of the sawing arm on the flange; the sawing arm is installed in the slide rail of the ring cutting swing arm, and the two ends of the electric cylinder are fixed between the saw cutting arm and the ring cutting swing arm; the support feet in the tube pass through the connecting pin It is connected with the first support rod and the second support rod, and the two second support rods in the same direction are parallel; two screw bearing seats and two swing arm bearings are fixedly installed on the pipeline robot body seat and two worm bearing housings; the screw motor is fixedly installed on the flange of the screw motor, and the motor shaft of the screw motor is connected with the two-way lead screw through an elastic coupling; Set two sections of threads with opposite rotations; the triangular support base is connected with three lead screw sliding nuts through fixing bolts; the swing arm motor is fixed on the pipeline robot body through the worm motor flange, and the swing arm motor The motor shaft is connected with the worm through a shaft coupling, and the worm drives the worm wheel, and the worm wheel drives the circular swing arm installed on the two swing arm bearing seats through two swing arm bearings to rotate.

Further, the support legs in the tube can be stretched or gathered through the two-way lead screw.

Further, a driving mechanism is provided on the side of the vehicle body of the pipeline robot.

Because the present invention adopts the above-mentioned technical scheme, the present invention has the following advantages: the present invention can be constructed in the tunnel, and can be stably supported, and the cutting effect is good, reducing the high cost of transportation for manufacturers of large-diameter steel belt reinforced pipes after cutting.

Description of drawings

Fig. 1 is a schematic diagram of the overall assembled three-dimensional structure of the present invention.

Fig. 2 is a schematic diagram of a partially assembled three-dimensional structure from another angle of the present invention.

Reference numerals: 1-high-speed steel saw blade; 2-saw blade clamp; 3-servo motor; 4-sawing arm; 5-ring cutting swing arm; 6-electric cylinder; Strut; 9-second support rod; 10-pipeline robot car body; 11-screw motor; 12-screw motor flange; 13-car body wheel; 14-elastic coupling; 15-screw bearing seat ;16-two-way lead screw; 17-triangular support seat; 18-connecting pin; 19-screw sliding nut; 20-fixing bolt; 21-swing arm motor; 22-worm gear; Screw bearing; 25-swing arm bearing; 26-worm bearing seat; 27-worm bearing; 28-worm; 29-worm motor flange.

detailed description

The present invention will be further described below in conjunction with specific embodiments. The exemplary embodiments and descriptions of the present invention are used to explain the present invention, but not as a limitation to the present invention.

As shown in Fig. 1 and Fig. 2, a circular cutting robot supported in a steel belt pipe includes a high-speed steel saw blade 1, a saw blade clamp 2, a servo motor 3, a sawing arm 4, a circular cutting swing arm 5, and an electric cylinder 6 , three support feet in the pipe 7, 6 first poles 8, 3 second poles 9, pipeline robot car body 10, screw motor 11, screw motor flange 12, car body wheels 13, elastic coupling Device 14, two lead screw bearing housings 15, two-way lead screw 16, three triangular support seats 17, connecting pin 18, three lead screw sliding nuts 19, fixing bolts 20, swing arm motor 21, worm gear 22, two Swing arm bearing block 23, two lead screw bearings 24, two swing arm bearings 25, two worm screw bearing blocks 26, two worm screw bearings 27, worm screw 28, worm screw motor flange 29, it is characterized in that: described high-speed The steel saw blade 1 is directly connected to the output shaft of the servo motor 3 through the saw blade clamp 2, and the servo motor 3 is fixed on the motor flange at the top of the saw arm 4; In the slide rail of the swing arm 5, the two ends of the electric cylinder 6 are fixed between the sawing arm 4 and the ring cutting swing arm 5; The two poles 9 are connected, and the two second poles 9 in the same direction are parallel; two screw bearing blocks 15 and two swing arm bearing blocks 23 are fixedly installed on the pipeline robot car body 10 and Two worm bearing housings 26; the screw motor 11 is fixedly installed on the screw motor flange 12, and the motor shaft of the screw motor 11 is connected with the two-way lead screw 16 through an elastic coupling 14. The two-way lead screw 16 is provided with two sections of threads in opposite directions; the triangular support rod seat 17 is connected with three lead screw sliding nuts 19 through fixing bolts 20; the swing arm motor 21 is fixed on the worm motor flange 29 On the pipeline robot car body 10, the motor shaft of the swing arm motor 21 is connected with the worm 28 through a coupling, and the worm 28 drives the worm wheel 22, and the worm wheel 22 is driven by two swing arm bearings 25 installed on two swing arms. The ring cutting swing arm 5 on the arm bearing block 23 rotates.

The support feet 7 in the tube can be stretched or gathered through the two-way lead screw 16 .

The side of the vehicle body wheel 13 of the pipeline robot is provided with a driving mechanism.

The working principle of the present invention is as follows: when the present invention is in use, the user firstly controls the pipeline robot body wheel 13 to walk to the position in the pipeline that needs to be sawed, and then drives the screw motor 11 to make the support feet 7 in the pipeline open and contact the pipe wall for cutting. Support, the next step is to drive the electric cylinder 6 to make the high-speed steel saw blade 1 close to the pipe wall, and the next step is to start the servo motor 3 to make the high-speed steel saw blade 1 start to work, and then turn on the swing arm motor 21 to make the circular cutting swing arm 5 start to rotate circularly. At the same time, the electric cylinder 6 is opened, so that the sawing arm 4 is slowly and linearly fed, thereby cutting the steel strip pipe, and realizing in-pipe cutting on the construction site.

Claims (3)

1. A ring-cutting robot supported inside a steel strip tube, including a high-speed steel saw blade (1), a saw blade clamp (2), a servo motor (3), a sawing arm (4), a ring-cutting swing arm (5), Electric cylinder (6), three support feet in the pipe (7), 6 first poles (8), 3 second poles (9), pipeline robot body (10), screw motor (11), Screw motor flange (12), car body wheel (13), elastic coupling (14), two screw bearing seats (15), two-way screw (16), three triangular support seats (17) , connecting pin (18), three screw nuts (19), fixing bolts (20), swing arm motor (21), worm gear (22), two swing arm bearing housings (23), two screw bearings (24), two swing arm bearings (25), two worm bearing housings (26), two worm bearings (27), worm (28), worm motor flange (29), characterized in that: the The high-speed steel saw blade (1) is directly connected to the output shaft of the servo motor (3) through the saw blade clamp (2), and the servo motor (3) is fixed on the motor flange at the top of the saw arm (4); The sawing arm (4) is installed in the slide rail of the ring cutting arm (5), and the two ends of the electric cylinder (6) are fixed between the sawing arm (4) and the ring cutting swing arm (5). Between; the tube inner support foot (7) is connected with the first support rod (8) and the second support rod (9) through the connecting pin (18), and the two second support rods (9) in the same direction are parallel; two screw bearing housings (15), two swing arm bearing housings (23) and two worm bearing housings (26) are fixedly installed on the pipeline robot body (10); A screw motor (11) is fixedly installed on the rod motor flange (12), and the motor shaft of the screw motor (11) is connected with the two-way screw (16) through an elastic coupling (14), and the two-way The screw (16) is provided with two sections of threads in opposite directions; the triangular support (17) is connected with three screw nuts (19) through fixing bolts (20); the swing arm motor (21 ) is fixed on the pipeline robot body (10) through the worm motor flange (29), the motor shaft of the swing arm motor (21) is connected with the worm (28) through a coupling, and the worm (28) drives the worm ( 22), the worm wheel (22) drives the ring cutting swing arm (5) installed on the two swing arm bearing seats (23) through two swing arm bearings (25) to rotate. 2. A robot for ring-cutting a steel pipe with inner support according to claim 1, characterized in that: said inner support foot (7) can be stretched or gathered by a two-way lead screw (16). 3. A steel strip pipe inner support ring cutting robot according to claim 1, characterized in that a driving mechanism is provided on the side of the vehicle body wheel (13) of the pipe robot.