CN220128086U - Automatic expander for inner core expanded pipe - Google Patents

Abstract

The utility model belongs to the technical field of expansion of inner core expanded tubes, and particularly relates to an automatic expansion device of an inner core expanded tube. The beneficial effects are that: the expander provided by the utility model can enable the movable claw to move in an arc curve, is more in line with the movement curvature of expanding the inner expansion core pipe, is provided with the power unit, does not need an external power source, and can automatically expand the inner expansion core pipe, thereby realizing automation, reducing the manual workload and improving the operation efficiency.

Description

Automatic expander for inner core expanded pipe

Technical Field

The utility model belongs to the field of expansion of inner core expanded tubes, and particularly relates to an automatic expansion device for an inner core expanded tube.

Background

In the prior art, the screw and the nut are expanded, the actual movement of the screw and the nut is linear movement, the core tube is expanded, the movement locus and the mechanical angle are analyzed, the scheme is not smooth in movement, the torque torsion force is large, the nut is easy to tear, the tightness is not smooth, the operation efficiency is low, and the labor is consumed.

Disclosure of Invention

The utility model aims to solve the problems and provide an automatic expander for an inner core expanding tube.

The utility model realizes the above purpose through the following technical scheme:

the automatic expanding device for the inner core expanded pipe comprises a box body, a handle arranged at the upper end of the box body, and a switch button arranged on the handle, wherein a charging port is arranged at the rear end of the box body, a driving mechanism is arranged at the front end of the box body, a battery part is arranged at one side of a fixing plate arranged in the box body, and an electric push rod arranged at the other side of the fixing plate is hinged with one end of the fixing plate;

the driving mechanism comprises two driving boxes which are fixed relatively, a connecting plate which is fixed between the driving boxes is fixedly connected with a fixing plate, a sliding rod is slidably arranged in an arc hole which is formed in the connecting plate, a sliding block which is fixed at one end of the sliding rod slides in the driving box on one side of the fixing plate, the lower end of the sliding block slides in a moving groove which is formed in the bottom of the driving box, and a clamping component is arranged at the lower end of the driving box, and the other end of the sliding rod is fixedly connected with an electric push rod.

Preferably, the moving groove is provided in an arc shape.

Preferably, the clamping assembly comprises a movable claw fixed at the bottom of the sliding block, wherein fixed claws are symmetrically arranged on the driving box at one side of the movable claw, and the fixed claws and the movable claw are arranged in a back way.

Preferably, the movable claw is an L-shaped clamping rod, a clamping column arranged at the lower part of the vertical edge of the clamping rod faces to the outer side of the expander, and the fixed claw and the movable claw are identical in structure.

Preferably, the clamping column and the horizontal edge of the clamping rod are positioned on the same side.

Preferably, a power supply box is arranged in the box body below the electric push rod, and the power supply box is connected with a speed regulator arranged on the box body through a wire.

Preferably, the movable claw is a rectangular block, a clamping groove is formed in the bottom of the rectangular block, the clamping groove is matched with a nut fixed on the inner core expansion pipe for use, and the fixed claw and the movable claw are identical in structure.

The beneficial effects are that: the expander provided by the utility model can enable the movable claw to move in an arc curve, is more in line with the movement curvature of expanding the inner expansion core pipe, is provided with the power unit, does not need an external power source, enables the expander to automatically expand the inner expansion core pipe, realizes automation, reduces the manual work load, improves the working efficiency, shortens the construction period, and greatly improves the working efficiency, the construction convenience and the stability.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a perspective view of an automatic inner core expander according to the present utility model;

FIG. 2 is a front cross-sectional view of an automatic core expander according to the present utility model;

FIG. 3 is a rear cross-sectional view of an automatic core expander according to the present utility model;

fig. 4 is a schematic diagram of a rectangular block of a clamping assembly of the automatic inner core expansion tube expander according to the present utility model.

The reference numerals are explained as follows:

1. a case body; 2. a drive box; 3. a screw cap; 4. expanding the inner core; 5. a movable claw; 51. a fixed claw; 6. a fixing plate; 7. a slide block; 71. a slide bar; 8. a connecting plate; 81. an arc-shaped hole; 9. a charging port; 10. a switch button; 11. a handle; 12. a battery part; 13. an electric push rod; 14. a connecting seat; 15. a power supply box; 101. a speed regulator.

Detailed Description

The technical scheme of the utility model is further explained below with reference to the accompanying drawings:

as shown in fig. 1-3, an automatic expander for an inner core expanding tube 4 comprises a box body 1, a handle 11 is fixed on the upper end surface of the box body 1, a switch button 10 is arranged on the handle 11, the switch button 10 is respectively connected with a battery part 12 and an electric push rod 13 through wires, a charging port 9 is arranged at the rear end of the box body 1, the charging port 9 is connected with the battery part 12,

the front end of the box body 1 is provided with a driving mechanism, a fixing plate 6 is vertically fixed in the middle position inside the box body 1, one side of the fixing plate 6 is provided with a battery part 12, the other side of the fixing plate 6 is provided with an electric push rod 13, one end of the electric push rod 13 is provided with a connecting seat 14, and one end of the connecting seat 14 is hinged with a hinge post fixed on the fixing plate 6.

The driving mechanism comprises two relatively fixed driving boxes 2, a connecting plate 8 is fixed between the two driving boxes 2, one end of the connecting plate 8 is fixedly connected with one end of a fixed plate 6, an arc-shaped hole 81 is formed in the connecting plate 8, a sliding rod 71 is slidably mounted in the arc-shaped hole 81, one end of the sliding rod 71 is fixedly provided with a sliding block 7, the sliding block 7 slides in the driving box 2 on one side of the fixed plate 6, an arc-shaped moving groove is formed in the bottom of the driving box 2, the lower end of the sliding block 7 slides in the formed moving groove, a clamping component is arranged at the lower end of the driving box 2, the other end of the sliding rod 71 is fixedly connected with an electric push rod 13, a power supply box 15 is mounted in a box body 1 below the electric push rod 13, and the power supply box 15 is connected with a speed regulator 101 arranged on the box body 1 through a wire.

The clamping assembly comprises movable claws 5 fixed at the bottom of a sliding block 7, fixed claws 51 are symmetrically arranged on a driving box 2 on one side of each movable claw 5, the fixed claws 51 and the movable claws 5 are arranged back to back, each movable claw 5 is an L-shaped clamping rod, clamping columns arranged on the lower portion of the vertical side of each clamping rod face the outer side of the expander, the fixed claws 51 and the movable claws 5 are identical in structure, and the clamping columns and the horizontal side of each clamping rod are located on the same side.

As shown in fig. 4, another movable claw 5 is set to be a rectangular block, a clamping groove is formed in the bottom of the rectangular block, the clamping groove is matched with a nut 3 fixed on an inner core expansion pipe 4, the nut 3 can be integrally clamped into the clamping groove or can be clamped into half of the clamping groove, expansion of the inner core expansion pipe 4 can be achieved, and the fixed claw 51 and the movable claw 5 are identical in structure, so that the movable claw is convenient for workers to use.

Working principle: when the electric push rod device is used, a worker clamps nuts 3 of an inner core expansion pipe 4 on a fixed claw 51 and a movable claw 5 respectively, then the worker presses a switch button 10, a battery part 12 supplies power to an electric push rod 13, the electric push rod 13 stretches, the electric push rod 13 moves along an arc-shaped hole 81 when stretching, the electric push rod 13 is hinged with a fixed plate 6, at the moment, the electric push rod 13 floats up and down, the worker can adjust the stretching speed of the electric push rod 13 through a speed regulator 101, the movable claw 5 is driven to move when the electric push rod 13 stretches, the movable claw 5 stretches the inner core expansion pipe 4, and after the stretching is completed, the electric push rod 13 automatically contracts.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims (7)

1. The utility model provides an automatic ware that expands of inner core expanded tube, includes box body (1), with handle (11) of setting in box body (1) upper end, with switch button (10) of setting on handle (11), the rear end of box body (1) is provided with charge mouth (9), its characterized in that: the front end of the box body (1) is provided with a driving mechanism, one side of a fixed plate (6) arranged in the box body (1) is provided with a battery part (12), and an electric push rod (13) arranged on the other side of the fixed plate (6) is hinged with one end of the fixed plate (6);

the driving mechanism comprises two relatively fixed driving boxes (2), a connecting plate (8) fixed between the driving boxes (2) is fixedly connected with a fixing plate (6), a sliding rod (71) is slidably mounted in an arc-shaped hole (81) formed in the connecting plate (8), a sliding block (7) fixed at one end of the sliding rod (71) slides in the driving boxes (2) on one side of the fixing plate (6), the lower end of the sliding block (7) slides in a moving groove formed in the bottom of the driving boxes (2), and a clamping component is arranged at the lower end of the driving boxes (2), and the other end of the sliding rod (71) is fixedly connected with an electric push rod (13).

2. The automatic expander for inner core expanded tubes according to claim 1, wherein: the moving groove is arranged in an arc shape.

3. The automatic expander for inner core expanded tubes according to claim 1, wherein: the clamping component comprises a movable claw (5) fixed at the bottom of a sliding block (7), fixed claws (51) are symmetrically arranged on a driving box (2) on one side of the movable claw (5), and the fixed claws (51) and the movable claw (5) are arranged in a back mode.

4. An automatic expander for expanded inner core tubes according to claim 3 and wherein: the movable claw (5) is an L-shaped clamping rod, a clamping column arranged at the lower part of the vertical edge of the clamping rod faces to the outer side of the expander, and the fixed claw (51) and the movable claw (5) are identical in structure.

5. The automatic expander for expanded inner core tube of claim 4, wherein: the clamping column and the horizontal edge of the clamping rod are positioned on the same side.

6. The automatic expander for inner core expanded tubes according to claim 1, wherein: a power supply box (15) is arranged in the box body (1) below the electric push rod (13), and the power supply box (15) is connected with a speed regulator (101) arranged on the box body (1) through a wire.

7. An automatic expander for expanded inner core tubes according to claim 3 and wherein: the movable claw (5) is a rectangular block, a clamping groove is formed in the bottom of the rectangular block, the clamping groove is matched with a nut (3) fixed on the inner core expansion pipe (4) for use, and the fixed claw (51) and the movable claw (5) are identical in structure.