CN211939395U

CN211939395U - Thread length adjusting and limiting mechanism of steel bar threading machine

Info

Publication number: CN211939395U
Application number: CN202020588532.2U
Authority: CN
Inventors: 申明闯; 李海波; 罗高富; 田林硕; 高东旭
Original assignee: First Construction Co Ltd of China Construction Seventh Engineering Division Corp Ltd
Current assignee: First Construction Co Ltd of China Construction Seventh Engineering Division Corp Ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-11-17
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses a stop gear is adjusted to reinforcing bar mantle fiber locomotive screw thread length has solved the inconvenient technical problem of current mantle fiber machine stop gear feed volume regulation. The utility model discloses a spacing support that links to each other with the cutting knife rest is provided with preceding fender stopping wheel and backstop wheel on the spacing support, and feed arrangement's front end is provided with the stop flange that is located between preceding fender stopping wheel and the backstop wheel, spacing support includes first pillar and the second pillar that links to each other with the cutting knife rest, wears to be equipped with spacing roof beam between first pillar and the second pillar, preceding fender stopping wheel rotates and sets up at spacing roof beam front end, the adjustable rear end that sets up at spacing roof beam of backstop wheel slip. The utility model discloses not only can carry out spacing stop to the feed gear of reinforcing bar mantle fiber machine, and then guarantee the convenience and the accuracy nature of processing, can also adjust whole spacing support and feed gear's positional relation, effectively enlarged application scope, also improved simple operation nature and location accuracy nature simultaneously.

Description

Thread length adjusting and limiting mechanism of steel bar threading machine

Technical Field

The utility model relates to a technical field of reinforcing bar mantle fiber machine especially indicates a reinforcing bar mantle fiber locomotive screw thread length adjustment stop gear.

Background

The threading machine is also called an electric threading machine, an electric pipe cutting threading machine, a wire twisting machine, a pipe thread threading machine and a steel bar threading machine. The threading machine electrically drives a manual pipe thread strander before 1980, so that the pipe thread processing during the pipeline installation becomes easy and quick, and the labor intensity of pipeline installation workers is reduced. The threading machine comprises a machine body, a motor, a reduction gearbox, a pipe chuck, a die head, a cutting knife rest, a feed device and a cooling system. Most of the feed devices are manually driven, and the feed amount cannot be accurately controlled in the manual driving process, so that the conventional threading machines are provided with stop mechanisms. However, the stop mechanism of the existing threading machine is inconvenient to adjust, and cannot adapt to the steel bar threading with different feeding amounts through convenient adjustment. Therefore, the problem of limited application range exists, and the improvement of the processing efficiency is influenced.

Disclosure of Invention

To not enough among the above-mentioned background art, the utility model provides a reinforcing bar mantle fiber locomotive thread length adjusts stop gear has solved the inconvenient technical problem of current mantle fiber machine stop gear feed volume regulation.

The technical scheme of the utility model is realized like this: a thread length adjusting and limiting mechanism of a steel bar threading machine comprises a limiting support connected with a cutting knife rest, wherein a front stop wheel and a rear stop wheel are arranged on the limiting support, a stop flange located between the front stop wheel and the rear stop wheel is arranged at the front end of a feed device, the limiting support comprises a first support column and a second support column which are connected with the cutting knife rest, a limiting beam penetrates between the first support column and the second support column, the front stop wheel is rotatably arranged at the front end of the limiting beam, and the rear stop wheel is slidably and adjustably arranged at the rear end of the limiting beam.

Furthermore, a sliding groove is formed in the cutting knife rest, and the first supporting column and the second supporting column are installed in the sliding groove in a sliding and adjustable mode.

Further, the lower tip of first pillar and second pillar all is provided with the sliding seat, and the lower extreme of sliding seat is provided with the slider, and the slider joint is in the spout.

Furthermore, the side wall of the cutting knife rest is provided with a long hole, the long hole corresponds to the sliding groove, and a positioning bolt for pressing the sliding block is arranged in threaded fit with the long hole.

Further, a supporting seat is fixedly arranged at the front end of the limiting beam, a step hole is formed in the supporting seat, a telescopic column penetrates through the step hole, a front stop wheel is rotatably arranged at the inner end of the telescopic column through a front bearing, a spring is arranged between the outer end of the telescopic column and the step surface of the step hole, a follow-up frame in movable abutting fit with the outer end of the telescopic column is connected to the feed device, and when the follow-up frame abuts against the telescopic column, the outer peripheral surface of the front stop wheel is in blocking fit with the blocking flange.

Furthermore, the front end part of the follow-up frame exceeds the front end part of the feed device, the front end part of the follow-up frame is provided with a hemispherical bulge which is in the same direction with the telescopic column, and the outer end part of the telescopic column is provided with a spherical end cap which is in sliding fit with the hemispherical bulge.

Furthermore, a sliding block is arranged on the limiting beam, the sliding block is fixed on the limiting beam through a positioning screw, a rear shaft is connected onto the sliding block, and the rear stop wheel is rotatably installed on the rear shaft through a rear bearing.

The utility model discloses not only can carry out spacing stop to the feed gear of reinforcing bar mantle fiber machine, and then guarantee the convenience and the accuracy nature of processing, through slide adjusting sliding block, sliding seat, can change the interval of preceding fender stopping wheel and backstop wheel conveniently moreover, can also adjust the position relation of whole spacing support and feed gear, and then can make reinforcing bar mantle fiber machine adapt to different processing demands conveniently, effectively enlarged application scope, also improved the simple operation nature and location accuracy nature simultaneously.

Drawings

In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive work.

Fig. 1 is a schematic side view of the present invention;

fig. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the structure of the follower frame of FIG. 1 engaged with the telescopic column;

in the figure: 1. a cutter frame; 2. a limiting bracket; 3. a front stop wheel; 31. a supporting seat; 32. a telescopic column; 33. a spring; 34. a follow-up frame; 35. a hemispherical protrusion; 36. a spherical end cap; 37. a front bearing; 4. a rear stop wheel; 41. a slider; 42. a rear axle; 43. a set screw; 5. a stop flange; 6. a first support; 7. a second support; 8. a limiting beam; 9. a chute; 10. a sliding seat; 11. a long hole; 12. a slider; 13. a feed device; 14. and (6) positioning the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 any creative effort belong to the protection scope of the present invention.

Embodiment 1, a thread length adjustment limiting mechanism for a steel bar threading machine, as shown in fig. 1, includes a limiting bracket 2 connected to a cutter frame 1, the limiting bracket 2 is provided with a front stop wheel 3 and a rear stop wheel 4, and a front end of a feed device 13 is provided with a stop flange 5 located between the front stop wheel 3 and the rear stop wheel 4. The front stop wheel 3 can limit the front limit position of the cutter feeding device 13, and the rear stop wheel 4 can limit the rear limit position of the cutter feeding device 13.

Spacing support 2 includes first pillar 6 and the second pillar 7 that links to each other with cutting knife rest 1, be provided with spout 9 on the cutting knife rest 1, first pillar 6 and second pillar 7 are equal slidable adjustable installs in spout 9. The lower end of the first support 6 and the second support 7 are both provided with a sliding seat 10, the lower end of the sliding seat 10 is provided with a sliding block 12, the sliding block 12 is clamped in the sliding groove 9, and the fixed position of the limiting support 2 on the cutting knife rest 1 can be moved through the sliding fit of the sliding block 12 and the sliding groove 9, so that the relative position of the limiting support 2 and the feed device 13 can be changed.

A limiting beam 8 penetrates between the first supporting column 6 and the second supporting column 7, the front stop wheel 3 is rotatably arranged at the front end of the limiting beam 8, and the rear stop wheel 4 is slidably and adjustably arranged at the rear end of the limiting beam 8. The relative positions of the limiting bracket 2 and the feed device 13 are changed, namely the relative positions of the front stop wheel 3 and the rear stop wheel 4 and the feed device 13 are changed.

The side wall of the cutting knife rest 1 is provided with a long hole 11, the long hole 11 corresponds to the sliding groove 9, and a positioning bolt 14 for pressing a sliding block 12 is arranged in threaded fit with the long hole 11. The position of the limiting bracket 2 can be conveniently adjusted by adjusting the positioning bolt 14.

As shown in fig. 2 and 3, a support seat 31 is fixedly arranged at the front end of the limit beam 8, a step hole is formed in the support seat 31, a telescopic column 32 is inserted into the step hole, and the telescopic column 32 can axially extend and retract in the step hole. The front stop wheel 3 is rotatably arranged at the inner end part of the telescopic column 32 through a front bearing 37, and a spring 33 is arranged between the outer end part of the telescopic column 32 and the step surface of the step hole. The front stop wheel 3 and the stop flange 5 do not interfere with each other by the spring 33. The cutter feeding device 13 is connected with a follow-up frame 34 movably matched with the outer end part of the telescopic column 32 in a pressing mode, when the follow-up frame 34 moves forwards along with the cutter feeding device 13 and the follow-up frame 34 presses the telescopic column 32, the outer peripheral surface of the front stop wheel 3 is matched with the stop flange 5 in a stopping mode, and automatic limiting of the front limit position of the cutter feeding device 13 is achieved.

Embodiment 2, a screw thread length adjustment limiting mechanism for a steel bar threading machine, as shown in fig. 2 and 3, a front end of a following frame 34 exceeds a front end of a feeding device 13, the front end of the following frame 34 is provided with a hemispherical protrusion 35 in the same direction as a telescopic column 32, and an outer end of the telescopic column 32 is provided with a spherical end cap 36 in sliding fit with the hemispherical protrusion 35. By providing the hemispherical protrusion 35 and the spherical end cap 36, convenient driving of the telescopic column 32 can be achieved.

The other structure of this embodiment is the same as embodiment 1.

Embodiment 3, as shown in fig. 2, a limiting mechanism for adjusting the thread length of a steel bar threading machine is provided, wherein a sliding block 41 is arranged on a limiting beam 8, the sliding block 41 is fixed on the limiting beam 8 through a positioning screw 43, a rear shaft 42 is connected to the sliding block 41, and the rear stop wheel 4 is rotatably mounted on the rear shaft 42 through a rear bearing. By adjusting the positioning screw 43, the distance between the rear limiting wheel 4 and the front limiting wheel 3 can be conveniently adjusted, and the limiting section of the cutter feeding device 13 can be adjusted.

Other structures of this embodiment may be the same as those of

embodiment

1 or 2.

The present invention is not exhaustive and is well known to those skilled in the art.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stop gear is adjusted to reinforcing bar mantle fiber locomotive screw thread length, includes and links to each other with cutting knife rest (1) spacing support (2), keeps off scotch wheel (3) and backstop scotch wheel (4) before being provided with on spacing support (2), and the front end of feed gear (13) is provided with and is located stop flange (5), its characterized in that between fender scotch wheel (3) and backstop scotch wheel (4) before being located: spacing support (2) include first pillar (6) and second pillar (7) that link to each other with cutting knife rest (1), wear to be equipped with between first pillar (6) and second pillar (7) spacing roof beam (8), preceding fender stopping wheel (3) rotate and set up at spacing roof beam (8) front end, backstop stopping wheel (4) slide adjustable setting in the rear end of spacing roof beam (8).

2. The thread length adjusting and limiting mechanism of a steel bar threading machine as claimed in claim 1, wherein: the cutting knife rest (1) is provided with a sliding groove (9), and the first support column (6) and the second support column (7) are installed in the sliding groove (9) in an adjustable mode.

3. The thread length adjusting and limiting mechanism of a steel bar threading machine as claimed in claim 2, wherein: the lower end parts of the first supporting column (6) and the second supporting column (7) are respectively provided with a sliding seat (10), the lower end of the sliding seat (10) is provided with a sliding block (12), and the sliding block (12) is clamped in the sliding groove (9).

4. The thread length adjusting and limiting mechanism of a steel bar threading machine as claimed in claim 3, wherein: the side wall of the cutting knife rest (1) is provided with a long hole (11), the long hole (11) corresponds to the sliding groove (9), and a positioning bolt (14) which is in threaded fit with the long hole (11) and is provided with a pressure welding sliding block (12).

5. The thread length adjusting and limiting mechanism of a steel bar threading machine as claimed in any one of claims 1 to 4, wherein: the front end of the limiting beam (8) is fixedly provided with a supporting seat (31), a step hole is formed in the supporting seat (31), a telescopic column (32) is inserted into the step hole, the front stop wheel (3) is rotatably arranged at the inner end of the telescopic column (32) through a front bearing (37), a spring (33) is arranged between the outer end of the telescopic column (32) and the step surface of the step hole, a follow-up frame (34) which is movably in jacking fit with the outer end of the telescopic column (32) is connected to the feed device (13), and when the follow-up frame (34) jacks the telescopic column (32), the peripheral surface of the front stop wheel (3) is in blocking fit with the stop flange (5).

6. The thread length adjusting and limiting mechanism of a steel bar threading machine as claimed in claim 5, wherein: the front end part of the follow-up frame (34) exceeds the front end part of the feed device (13), the front end part of the follow-up frame (34) is provided with a hemispherical bulge (35) in the same direction as the telescopic column (32), and the outer end part of the telescopic column (32) is provided with a spherical end cap (36) in sliding fit with the hemispherical bulge (35).

7. The thread length adjusting and limiting mechanism of a steel bar threading machine as claimed in any one of claims 1 to 4 or 6, wherein: be provided with sliding block (41) on spacing roof beam (8), sliding block (41) are fixed on spacing roof beam (8) through set screw (43), are connected with rear axle (42) on sliding block (41), back fender scotch wheel (4) rotate through the rear bearing and install on rear axle (42).