CN217271740U

CN217271740U - Swing rod device

Info

Publication number: CN217271740U
Application number: CN202220074991.8U
Authority: CN
Inventors: 张作鹏
Original assignee: Anhui Guangwang New Steel Rolling Technology Co ltd
Current assignee: Anhui Guangwang New Steel Rolling Technology Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-08-23
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses a swing rod device, the lower part of a swing pipe is provided with a base, the upper surface of the base is provided with a tapered roller bearing and a servo motor, the inner ring of the tapered roller bearing is provided with a bracket axle seat, the upper surface of the bracket axle seat is rotationally connected with an installation bracket, the installation bracket is sleeved on the circumferential outer wall of the swing pipe, the motor shaft of the servo motor is connected with a ball screw pair through a shaft coupling transmission, the bilateral symmetry outside the ball screw pair is provided with a guide shaft, the outer side wall of a nut of the ball screw pair is provided with a slide block, the slide block is sleeved outside the guide shaft, the front end of the slide block is provided with a U-shaped joint, the circumferential outer wall of the swing pipe is sleeved with a snap ring, a connecting rod is arranged between the snap ring and the U-shaped joint, and the slide block can be driven to move linearly by the servo motor driving the ball screw pair through the servo motor, thereby promote the pendulum pipe around support axle bed swing back and forth, servo motor drive is more energy-conserving high-efficient than hydraulic drive.

Description

Swing rod device

Technical Field

The utility model belongs to the technical field of pinch roll device production, concretely relates to pendulum rod device.

Background

A planar linkage is a common drive mechanism, and the most basic and widely used type of the planar linkage is a four-bar planar mechanism composed of four members. Since most of the components of the mechanism are rod-shaped, the rod-shaped component is often referred to as a rod. The lower pair is surface contact and is wear-resistant; and the contact surfaces of the revolute pair and the sliding pair are cylindrical surfaces and flat surfaces, so that the manufacturing is simple and convenient, and high manufacturing precision is easy to obtain. The link mechanism is widely applied to various machines and instruments.

The swing rod device of the existing pinch roll device is usually driven by hydraulic pressure, power consumption is high, transmission efficiency is low, meanwhile, a main body of the swing rod device and a base are usually designed in an integrated mode, the size is large, materials are used more, and production cost is high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pendulum rod device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a swing rod device, includes the pendulum pipe, the below of pendulum pipe is equipped with the base, the base upper surface is provided with tapered roller bearing and servo motor, tapered roller bearing's inner ring is provided with the support axle bed, the upper surface of support axle bed rotates and is connected with the installing support, and the installing support overlaps the circumference outer wall of establishing at the pendulum pipe, servo motor's motor shaft is connected with ball through shaft coupling transmission vice, ball is vice outside bilateral symmetry is equipped with the guiding axle, ball is vice nut lateral wall is provided with the slider, and the slider cover is established in the outside of guiding axle, the front end of slider is provided with U type catcher, the circumference outer wall cover of pendulum pipe is equipped with the snap ring, be equipped with the connecting rod between snap ring and the U type catcher, the both ends of connecting rod all are provided with internal thread self-lubricating rod end joint bearing, two the one end that internal thread self-lubricating rod end joint bearing kept away from the connecting rod all pegs graft with snap ring and U type catcher through the round pin axle respectively .

Preferably, the support pedestal of installing support is connected through fastening bolt with the support pedestal lid, swinging pipe circumference outer wall cover is equipped with the balladeur train, balladeur train and snap ring are the semi-arc block structure that two symmetries set up, and the both ends of two semi-arc blocks all pass through bolted connection.

Preferably, a displacement block is arranged on the position, close to the lower end, of the right side wall of the sliding frame, a guide plate is arranged on the upper surface of the base, and the upper surface and the lower surface of the displacement block are respectively abutted against the top surface in the guide plate and the upper surface of the base.

Preferably, the inside of the sliding block is provided with a mounting groove, the inside of the mounting groove is provided with a linear motion ball bearing, and the linear motion ball bearing is abutted to the circumferential outer wall of the guide shaft.

Preferably, the sliding frame, the clamping ring and the mounting bracket are sequentially arranged from left to right.

Preferably, the upper surface of base is provided with the motor support, the through-hole has been seted up on the motor support, and the outside at the servo motor shaft is established to the through-hole cover, servo motor's front end sets up the back at the motor support.

Preferably, the upper surface fixed mounting of base has the assembly jig, two the both ends setting of guiding axle is at the inside wall of assembly jig.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this pendulum rod device, through setting up servo motor, can drive the vice slider rectilinear movement that drives of ball screw through servo motor to promote the pendulum pipe around support axle bed swing back and forth, servo motor drive is more energy-conserving high-efficient than hydraulic drive.

(2) This pendulum rod device through setting up the base and installing motor support and the assembly jig at the base upper surface for the base can adopt the components of a whole that can function independently design, with reduction volume and materials, reduce cost.

Drawings

Fig. 1 is a schematic perspective view of a pendulum pipe of the present invention;

fig. 2 is a front sectional view of the present invention;

fig. 3 is a cross-sectional top view of the present invention;

fig. 4 is an enlarged view of a structure in fig. 3 according to the present invention.

In the figure: 1. swinging the pipe; 2. a base; 3. a tapered roller bearing; 4. a bracket shaft seat; 5. mounting a bracket; 6. fastening a bolt; 7. a servo motor; 8. a coupling; 9. a ball screw pair; 10. a guide shaft; 11. a slider; 12. a U-shaped catcher; 13. a connecting rod; 14. an internal thread self-lubricating rod end knuckle bearing; 15. a snap ring; 16. a pin shaft; 17. a carriage; 18. displacing the blocks; 19. a guide plate; 20. a linear motion ball bearing; 21. a motor support; 22. and (7) assembling frames.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a swing rod device, which comprises a swing pipe 1, a base 2 is arranged below the swing pipe 1, a tapered roller bearing 3 and a servo motor 7 are arranged on the upper surface of the base 2, a bracket shaft seat 4 is arranged on the inner ring of the tapered roller bearing 3, a mounting bracket 5 is rotatably connected on the upper surface of the bracket shaft seat 4, the mounting bracket 5 is sleeved on the circumferential outer wall of the swing pipe 1, a motor shaft of the servo motor 7 is in transmission connection with a ball screw pair 9 through a shaft coupling 8, guide shafts 10 are symmetrically arranged on the outer side and the left and right of the ball screw pair 9, a slide block 11 is arranged on the outer side wall of a nut of the ball screw pair 9, the slide block 11 is sleeved on the outer side of the guide shaft 10, a U-shaped joint 12 is arranged at the front end of the slide block 11, a snap ring 15 is sleeved on the circumferential outer wall of the swing pipe 1, a connecting rod 13 is arranged between the snap ring 15 and the U-shaped joint 12, self-lubricating rod end joint bearings 14 are arranged at both ends of the connecting rod 13, one ends, far away from the connecting rod 13, of the two internal thread self-lubricating rod end joint bearings 14 are respectively connected with the clamping ring 15 and the U-shaped connector 12 in an inserting mode through the pin shaft 16.

In this embodiment, preferably, the support pedestal of installing support 5 is connected through fastening bolt 6 with the support pedestal cover, and 1 circumference outer wall cover of pendulum pipe is equipped with balladeur train 17, and balladeur train 17 and snap ring 15 are the half-arc shape block structure that two symmetries set up, and the both ends of two half-arc shape blocks all pass through bolted connection, and installing support 5, balladeur train 17 and snap ring 15 are and to dismantle the setting, and then can be convenient for change pendulum pipe 1 with the separation of base 2 with pendulum pipe 1.

In this embodiment, preferably, a displacement block 18 is disposed on a position of the right side wall of the carriage 17 near the lower end, a guide plate 19 is disposed on the upper surface of the base 2, and an upper surface and a lower surface of the displacement block 18 respectively abut against a top surface inside the guide plate 19 and an upper surface of the base 2, and the carriage 17 and the displacement block 18 support the swing pipe 1 to prevent the swing pipe 1 from being deformed due to uneven bending under long-term stress.

In this embodiment, preferably, an installation groove is formed in the slider 11, a linear ball bearing 20 is disposed in the installation groove, the linear ball bearing 20 abuts against the circumferential outer wall of the guide shaft 10, and by disposing the linear ball bearing 20, the friction force between the slider 11 and the circumferential outer wall of the guide shaft 10 can be reduced, and the stability of the slider 11 in moving back and forth is improved.

In this embodiment, preferably, the sliding frame 17, the snap ring 15 and the mounting bracket 5 are sequentially arranged from left to right, and when the sliding block 11 moves back and forth, the swinging pipe 1 is driven to swing back and forth around the mounting bracket 5.

In this embodiment, preferably, the motor support 21 is disposed on the upper surface of the base 2, a through hole is formed in the motor support 21, the through hole is sleeved on the outer side of a motor shaft of the servo motor 7, the front end of the servo motor 7 is disposed behind the motor support 21, and by disposing the motor support 21, the servo motor 7 can be mounted on the upper surface of the base 2, so that the stability of the servo motor 7 during operation is improved.

In this embodiment, preferably, the mounting bracket 22 is fixedly mounted on the upper surface of the base 2, two ends of the two guide shafts 10 are disposed on the inner side wall of the mounting bracket 22, and when the motor shaft of the servo motor 7 drives the lead screw of the ball screw pair 9 to rotate through the shaft coupling 8, the nut of the ball screw pair 9 drives the slider 11 to move back and forth along the circumferential outer wall of the guide shaft 10.

The utility model discloses a theory of operation and use flow: when the device uses, with installing support 5 that sets up on support axle bed 4, snap ring 15, balladeur train 17 installs the circumference outer wall at swing pipe 1 in proper order, start servo motor 7, servo motor 7's motor shaft passes through shaft coupling 8 and drives the lead screw rotation of ball screw pair 9, make ball screw pair 9's nut drive slider 11 along the circumference outer wall back-and-forth movement of guiding axle 10, slider 11 passes through U type catcher 12, two internal thread self-lubricating rod end joint bearing 14, connecting rod 13 and snap ring 15 drive swing pipe 1 around support axle bed 4 luffing motion.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pendulum rod device, includes pendulum pipe (1), its characterized in that: a base (2) is arranged below the swing pipe (1), a tapered roller bearing (3) and a servo motor (7) are arranged on the upper surface of the base (2), a support shaft seat (4) is arranged on an inner ring of the tapered roller bearing (3), an installation support (5) is rotatably connected to the upper surface of the support shaft seat (4), the installation support (5) is sleeved on the outer circumferential wall of the swing pipe (1), a motor shaft of the servo motor (7) is in transmission connection with a ball screw pair (9) through a shaft coupling (8), guide shafts (10) are symmetrically arranged on the left side and the right side of the outer side of the ball screw pair (9), a sliding block (11) is arranged on the outer side wall of a nut of the ball screw pair (9), the sliding block (11) is sleeved on the outer side of the guide shafts (10), a U-shaped connecting hand (12) is arranged at the front end of the sliding block (11), and a clamping ring (15) is sleeved on the outer circumferential wall of the swing pipe (1), be equipped with connecting rod (13) between snap ring (15) and U type catcher (12), the both ends of connecting rod (13) all are provided with internal thread self-lubricating rod end joint bearing (14), two the one end that connecting rod (13) were kept away from in internal thread self-lubricating rod end joint bearing (14) all pegs graft with snap ring (15) and U type catcher (12) respectively through round pin axle (16).

2. A pendulum device according to claim 1, wherein: the support pedestal of installing support (5) is connected through fastening bolt (6) with the support pedestal cover, swing pipe (1) circumference outer wall cover is equipped with balladeur train (17), balladeur train (17) and snap ring (15) are the half arc block structure that two symmetries set up, and the both ends of two half arc blocks all are through bolted connection.

3. A pendulum device according to claim 2, wherein: and a displacement block (18) is arranged at the position, close to the lower end, of the right side wall of the sliding frame (17), a guide plate (19) is arranged on the upper surface of the base (2), and the upper surface and the lower surface of the displacement block (18) are respectively abutted against the top surface in the guide plate (19) and the upper surface of the base (2).

4. A pendulum device according to claim 1, wherein: the inner part of the sliding block (11) is provided with a mounting groove, a linear motion ball bearing (20) is arranged in the mounting groove, and the linear motion ball bearing (20) is abutted to the circumferential outer wall of the guide shaft (10).

5. A pendulum device according to claim 2, wherein: the sliding frame (17), the clamping ring (15) and the mounting bracket (5) are sequentially arranged from left to right.

6. A pendulum device according to claim 1, wherein: the upper surface of base (2) is provided with motor support (21), the through-hole has been seted up on motor support (21), and the outside at servo motor (7) motor shaft is established to the through-hole cover, the front end setting of servo motor (7) is in the back of motor support (21).

7. A pendulum device according to claim 1, wherein: the last fixed surface of base (2) installs assembly jig (22), two the both ends setting of guiding axle (10) is at the inside wall of assembly jig (22).