CN220073087U

CN220073087U - Thread terminal return bending device

Info

Publication number: CN220073087U
Application number: CN202320876171.5U
Authority: CN
Inventors: 傅强
Original assignee: Electrification Engineering Co Ltd of China Railway 21st Bureau Group Co Ltd
Current assignee: Electrification Engineering Co Ltd of China Railway 21st Bureau Group Co Ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-11-24
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to the technical field of thread bending, and discloses a thread terminal return bending device, which comprises: a horseshoe-shaped tray and a card arranged on the clue; the utility model discloses a cable clamp is characterized by comprising a tray, a wedge and a wire clip, wherein the tray is provided with a bending cavity along the outline, the center in the bending cavity is provided with the wedge, the thickness direction of tray is provided with a tray post, the tray post wears to locate the wedge, be provided with fixed jackscrew between wedge and the wire clip, the top in the bending cavity is provided with the wire fixing mechanism, the activity is provided with bending mechanism on the bending cavity, bending mechanism's one end butt is in the wire clip, and bending mechanism rotates along the tray post for change the extending direction of wire clip, and this device makes the department of bending wire clip not scatter the thigh, and wedge and wire clip are close together, do not need hammering wedge clamp installation wedge.

Description

Thread terminal return bending device

Technical Field

The utility model relates to the technical field of thread bending, in particular to a thread terminal return bending machine.

Background

At present, railway catenary engineering is a power source of an electric locomotive, a catenary forms an electric network similar to a spider web in the air, and the electric network is 'woven' by catenary clues and corresponds to a track system. The tension of the contact net thread is closely related to the running speed, and the safety and stability of the tension are determined by the firmness of the thread terminal return; in the prior art, a wire (steel strand, aluminum strand and copper strand) is manually bent, a wedge is clamped at the bending position of the wire and hammered into a wedge-shaped wire clamp to clamp the wedge and a line, the phenomenon of strand scattering is easily generated at the manual bending position, the wedge and the wire are not closely adhered, and the wedge is required to be hammered into the wedge-shaped wire clamp to install the wedge, so the utility model is born.

Disclosure of Invention

The utility model provides a thread terminal return bending machine, which aims to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides a thread terminal return bending device, which comprises: a horseshoe-shaped tray and a card arranged on the clue; the tray is provided with the chamber of buckling along the outline, the center in chamber of buckling is provided with the wedge, the thickness direction of tray is provided with the tray post, the tray post wears to locate the wedge, be provided with fixed jackscrew between wedge and the clue, the top in chamber of buckling is provided with solid line mechanism, the activity is provided with bending mechanism on the chamber of buckling, bending mechanism's one end butt is in the clue, and bending mechanism rotates along the tray post for change the extending direction of clue.

In some embodiments of the present utility model, the bending mechanism includes a movable turntable rotatably connected to the bottom of the tray, a following portion connected to the movable turntable, a rotating roller disposed at the top of the tray and connected to the following portion, and a rotating handle disposed at the outer side of the following portion, where the rotating roller is provided with an arc surface, the arc surface of the rotating roller is attached to a thread, a first hinge seat is disposed at a connection end of the rotating roller, a first hinge head is disposed on the movable turntable, and the first hinge seat and the first hinge head are limited by a bolt.

In some embodiments of the present utility model, the wire fixing mechanism includes a mounting seat, an adjusting nut fixed on the mounting seat, an adjusting bolt penetrating through the adjusting nut, and a compression block connected to the adjusting bolt, where the adjusting nut and the adjusting bolt are in threaded connection, a second hinge joint is provided at a connection end of the adjusting bolt, a second hinge seat is provided at an end of the compression block close to the adjusting bolt, and the second hinge seat and the second hinge joint are limited by a bolt.

In some embodiments of the utility model, the tray is provided with a guide plate near one end of the cord.

In some embodiments of the present utility model, the fixing jackscrew includes a jack nut fixed on the tray, a jack bolt penetrating through the jack nut, and a jack block connected to the jack bolt, wherein the jack block is attached to the wedge.

In some embodiments of the present utility model, a rubber sleeve is sleeved on the rotating handle.

Compared with the prior art, the utility model has the following characteristics and beneficial effects:

according to the utility model, the wedges of various wedge-shaped wire clamps are used as the dies, the horseshoe-shaped tray and the tray column are arranged, the wedges (dies) are fixed on the bending machine, the wire fixing mechanism is arranged, the adjusting bolt is rotated, the compression block is abutted against the outer surface of the wire, the bending mechanism is arranged, the rotating handle is pulled, the wire is wound around the wedges to form a bending angle by using the rotating roller, the two wires are fixed, the wedge with the fixed bending wire is taken out, the straight ends of the wire are tensioned by the hydraulic device when in use, the wedge is led into the wedge-shaped wire clamps, the wires at the bending positions are not scattered, the wedges and the wires are closely attached, and the wedge-shaped wire clamps do not need to be hammered for installing the wedges.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;

FIG. 2 is a schematic view of the bottom structure of an embodiment of the present utility model;

FIG. 3 is a schematic diagram of placement of cues in accordance with an embodiment of the present utility model;

fig. 4 is a schematic diagram illustrating bending of a thread according to an embodiment of the present utility model.

In the figure, 100, horseshoe-shaped tray; 110. a bending cavity; 120. a tray column; 200. a card; 300. a wedge; 400. fixing a jackscrew; 410. tightly pushing the nut; 420. a jack bolt; 430. a tightening block; 500. a wire fixing mechanism; 510. a mounting base; 520. an adjusting nut; 530. an adjusting bolt; 531. a second joint; 540. a compaction block; 541. the second hinge seat; 600. a bending mechanism; 610. moving the turntable; 611. a first joint; 620. a follow-up part; 630. rotating the roller; 631. a first hinge base; 640. rotating the handle; 700. and a guide plate.

Description of the embodiments

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-4, in accordance with some embodiments of the present utility model, a thread termination return bender comprises: a horseshoe-shaped tray 100 and a card 200 disposed on the cord; the tray is provided with the chamber of buckling 110 along the outline, and the center in chamber of buckling 110 is provided with wedge 300, and the thickness direction of tray is provided with tray post 120, and tray post 120 wears to locate wedge 300, is provided with fixed jackscrew 400 between wedge 300 and the clue, and the top in chamber of buckling 110 is provided with solid line mechanism 500, and the activity is provided with bending mechanism 600 on the chamber of buckling 110, and bending mechanism 600's one end butt is in the clue, and bending mechanism 600 rotates along tray post 120 for change the extending direction of clue.

According to some embodiments of the present utility model, the bending mechanism 600 includes a movable turntable 610 rotatably connected to the bottom of the tray, a follower portion 620 connected to the movable turntable 610, a rotary roller 630 disposed on the top of the tray and connected to the follower portion 620, and a rotary handle 640 disposed outside the follower portion 620, wherein the rotary roller 630 is configured as an arc surface, the arc surface of the rotary roller 630 is attached to a wire, a first hinge seat 631 is disposed at a connection end of the rotary roller 630, a first hinge head 611 is disposed on the movable turntable 610, and the first hinge seat 631 and the first hinge head 611 are limited by bolts.

According to some embodiments of the present utility model, the wire fixing mechanism 500 includes a mounting seat 510, an adjusting nut 520 fixed on the mounting seat 510, an adjusting bolt 530 penetrating through the adjusting nut 520, and a pressing block 540 connected to the adjusting bolt 530, wherein the adjusting nut 520 and the adjusting bolt 530 are in threaded connection, a second hinge 531 is disposed at a connection end of the adjusting bolt 530, a second hinge seat 541 is disposed at an end of the pressing block 540 near the adjusting bolt 530, and the second hinge seat 541 and the second hinge 531 are limited by bolts.

According to some embodiments of the utility model, the end of the tray near the cue is provided with a guiding plate 700.

According to some embodiments of the present utility model, the fixing jackscrew 400 includes a jack nut 410 fixed to the tray, a jack bolt 420 penetrating through the jack nut 410, and a jack block 430 connected to the jack bolt 420, wherein the jack block 430 is fitted to the wedge 300.

According to some embodiments of the present utility model, the turning handle 640 is sleeved with a rubber sleeve.

According to some embodiments of the present utility model, the operating principle of the bender is as follows: 1. the wedge 300 is mounted to the tray column 120 and is clamped by the fixing jack 400 so as to be fixed against rotation;

2. marking the return length of the thread, fixing the thread in the thread groove of the wedge 300 by the thread fixing mechanism 500, and simultaneously rotating the rotating handle 640 to the thread fixing mechanism 500 side;

3. pulling the rotating handle 640 to adjust the rotating roller 630 to cling to the thread;

4. pulling the rotating handle 640180 degrees to bend and stabilize the thread around the profile of the wedge 300 (pulling the rotating handle 640, moving the turntable 610 to automatically clamp);

5. two cues are fixed at the card 200.

In summary, the utility model relates to the technical field of thread bending, and discloses a thread terminal return bending device, which comprises: a horseshoe-shaped tray and a card arranged on the clue; the tray is provided with the chamber of buckling along the outline, the center in chamber of buckling is provided with the wedge, the thickness direction of tray is provided with the tray post, the tray post wears to locate the wedge, be provided with fixed jackscrew between wedge and the clue, the top in chamber of buckling is provided with solid line mechanism, the activity is provided with bending mechanism on the chamber of buckling, bending mechanism's one end butt is in the clue, and bending mechanism rotates along the tray post for change the extending direction of clue.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims

1. A thread termination return bending machine comprising: a horseshoe-shaped tray (100) and a card (200) arranged on the cord; the novel wire bending device is characterized in that a bending cavity (110) is formed in the tray along the outer outline, a wedge (300) is arranged in the center of the bending cavity (110), a tray column (120) is arranged in the thickness direction of the tray, the tray column (120) penetrates through the wedge (300), a fixed jackscrew (400) is arranged between the wedge (300) and a wire, a wire fixing mechanism (500) is arranged at the top of the bending cavity (110), a bending mechanism (600) is movably arranged on the bending cavity (110), one end of the bending mechanism (600) is abutted to the wire, and the bending mechanism (600) rotates along the tray column (120) and is used for changing the extending direction of the wire.

2. The thread terminal return bending machine according to claim 1, wherein the bending mechanism (600) comprises a movable rotary table (610) rotatably connected to the bottom of the tray, a follow-up part (620) connected to the movable rotary table (610), a rotary roller (630) arranged at the top of the tray and connected to the follow-up part (620), and a rotary handle (640) arranged at the outer side of the follow-up part (620), the rotary roller (630) is arranged to be an arc-shaped surface, the arc-shaped surface of the rotary roller (630) is attached to the thread, a first hinge seat (631) is arranged at the connecting end of the rotary roller (630), a first hinge head (611) is arranged on the movable rotary table (610), and the first hinge seat (631) and the first hinge head (611) are limited by bolts.

3. The thread terminal return bending machine according to claim 1, wherein the thread fixing mechanism (500) comprises a mounting seat (510), an adjusting nut (520) fixed on the mounting seat (510), an adjusting bolt (530) penetrating through the adjusting nut (520), and a compression block (540) connected to the adjusting bolt (530), the adjusting nut (520) and the adjusting bolt (530) are in threaded connection, a second hinge joint (531) is arranged at the connecting end of the adjusting bolt (530), a second hinge seat (541) is arranged at one end, close to the adjusting bolt (530), of the compression block (540), and the second hinge seat (541) and the second hinge joint (531) are limited through bolts.

4. The cord termination return bending machine of claim 1 wherein the horseshoe-shaped pallet (100) is provided with a guide plate (700) at one end adjacent the cord.

5. The thread termination return bending machine according to claim 1, wherein the fixed jackscrew (400) comprises a jacking nut (410) fixed on the tray, a jacking bolt (420) penetrating through the jacking nut (410), and a jacking block (430) connected to the jacking bolt (420), wherein the jacking block (430) is attached to the wedge (300).

6. The cord termination return bending machine of claim 2, wherein the turning handle (640) is sleeved with a rubber sleeve.