CN113579119B

CN113579119B - Fixed-distance cutting structure of steel wire rope processing machine

Info

Publication number: CN113579119B
Application number: CN202111147281.XA
Authority: CN
Inventors: 徐杰
Original assignee: Jiangsu Ruilai Elevator Equipment Technology Co Ltd
Current assignee: Jiangsu Ruilai Elevator Equipment Technology Co Ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2021-11-30
Anticipated expiration: 2041-09-29
Also published as: CN113579119A

Abstract

The invention relates to the technical field of elevator steel wire rope processing equipment, in particular to a fixed-distance cutting structure of a steel wire rope processing machine, which comprises a workbench, wherein one end of the workbench is rotatably provided with a disc frame for winding a steel wire rope, and the other end of the workbench is provided with a cutter for cutting off the steel wire rope. According to the invention, two guide rollers which are distributed in a staggered manner are arranged on the workbench, the steel wire rope is sequentially wound on each guide roller, the advancing track of the steel wire rope is changed through the guide rollers, the steel wire rope positioned between the two guide rollers is respectively tangent to the corresponding end surfaces of the two guide rollers, so that the steel wire rope passing through the first guide roller is always kept advancing at an angle tangent to the guide rollers through the guidance of the second guide roller, and the steel wire rope is always kept advancing in a straight line under the traction of the driving roller, thereby ensuring the accuracy in measurement.

Description

Fixed-distance cutting structure of steel wire rope processing machine

Technical Field

The invention relates to the technical field of elevator steel wire rope processing equipment, in particular to a fixed-distance cutting structure of a steel wire rope processing machine.

Background

The steel wire rope is a spiral steel wire bundle formed by twisting steel wires with mechanical property and geometric dimension meeting requirements together according to a certain rule, and consists of the steel wires, a rope core and lubricating grease. The steel wire rope is a spiral rope which is formed by twisting a plurality of layers of steel wires into strands, and then twisting a certain number of strands by taking a rope core as a center. The steel wire rope has high strength, light dead weight, stable work, difficult sudden whole breakage and reliable work, thereby being used as one of main traction parts in the elevator industry.

In the process of machining the steel wire rope, the steel wire rope needs to be cut by a certain length, the steel wire rope in the prior art is usually wound on a disc frame, one end of the steel wire rope is pulled to be cut after measurement, the steel wire rope is wound on the disc frame, the position and the direction of traction can be changed continuously during traction, the steel wire rope cannot keep straight line advancing during stretching, errors during measurement are increased, although a certain error value can be allowed during cutting, the cut steel wire rope can be subjected to secondary precise trimming, redundant waste materials are cut off, the waste materials are increased due to a large error difference, and accordingly, the fact that the steel wire rope cannot keep the straight line direction is a decisive factor influencing the cutting precision of the steel wire rope.

Therefore, a fixed-distance cutting structure of a wire rope processing machine is provided to solve the above-mentioned problems.

Disclosure of Invention

Solves the technical problem

Aiming at the defects in the prior art, the invention provides a fixed-distance cutting structure of a steel wire rope processing machine, which can effectively solve the problem that the steel wire rope cannot keep linear traction during cutting in the prior art.

Technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme:

the invention provides a distance cutting structure of a steel wire rope processing machine, which comprises a workbench, wherein one end of the workbench is rotatably provided with a disc frame for winding a steel wire rope, the other end of the workbench is provided with a cutter for cutting off the steel wire rope, a traction mechanism capable of guiding and pulling the steel wire rope towards one side of the cutter is arranged on the workbench and between the disc frame and the cutter, the traction mechanism comprises a transmission roller for driving the steel wire rope towards one side of the cutter and a guide roller arranged in the middle of the workbench, one end of the steel wire rope passes from the disc frame and is sequentially wound on the end surface of each guide roller, and the guide rollers are provided with a plurality of guide rollers for changing the advancing track of the steel wire rope so that the steel wire rope always keeps linear advancing.

Furthermore, a driving box is installed at the side end of the workbench, the driving roller is rotatably installed on the driving box and is arranged in parallel along the width direction of the workbench, a metering roller which can rotate along with the movement of the steel wire rope is arranged right above the driving roller on the driving box, and the steel wire rope is arranged between the driving roller and the metering roller for guiding and driving.

Furthermore, the two guide rollers are vertically distributed on the workbench respectively, and are arranged on two sides of the middle part of the workbench in parallel in a staggered manner.

Furthermore, a section of the steel wire rope between the two guide rollers is parallel to the width direction of the workbench and is respectively tangent to the corresponding end surfaces of the two guide rollers.

Furthermore, the guide roller is composed of a smooth metal rod vertically arranged at the upper end of the workbench and a ring sleeve capable of vertically sliding on the metal rod, a disc is sleeved on the metal rod and positioned below the ring sleeve, the steel wire rope is contacted between the disc and the ring sleeve and is propped against the upper end of the steel wire rope through the ring sleeve, and a grinding sleeve with large friction force between the steel wire rope and the steel wire rope is detachably arranged at the bottom of the ring sleeve.

Furthermore, the upper end surface of the metal rod and located on the disc is provided with threads, a contact position of the ring sleeve and the metal rod is provided with a thread groove matched with the threads on the metal rod, the ring sleeve extends outwards towards the ring surface at one end of the disc and is located on the outer ring surface of the bottom of the ring sleeve, the whole grinding sleeve is of an annular structure made of rubber, and the inner ring surface of the grinding sleeve is provided with a cavity used for being sleeved on the clamping ring to be fixed.

Further, the cutter includes that one can follow the gliding slider of workstation length direction, the middle part of slider is equipped with the through hole that supplies wire rope to pass, and this slider is equipped with two grip blocks that can follow slider direction of height opposite movement and remove towards wire rope one end, two the middle part of grip block is equipped with the shrinkage pool with the concentric setting of through hole respectively, the other end of slider articulates there is a cutter, the cutter is established and is used for the cutting to pass the wire rope of through hole in the top of through hole.

Furthermore, a sliding cavity is formed in one end, facing the steel wire rope, of the sliding block along the height direction of the sliding block, a rotatable screw rod is vertically arranged in the sliding cavity, the upper end of the screw rod extends and penetrates through the upper end portion of the sliding block to be connected with a rotating button, two sections of threads in opposite directions are arranged on the upper portion and the lower portion of the screw rod, and one end of each of the two clamping blocks is in threaded connection with the two sections of threads on the screw rod.

Further, install a cylinder on the workstation, the output shaft of cylinder is towards cutter one side reciprocal flexible, is used for contradicting the cutter and lets the cutter make circular motion towards through hole one side.

Furthermore, a positioning block is vertically installed at the side end of the sliding block, a clamping cavity is formed in the side end of the sliding block and located on one side, far away from the steel wire rope, of the positioning block, a positioning arm capable of sliding towards one side of the clamping cavity is arranged on the workbench, the positioning arm and the corresponding side of the positioning block are arranged in a staggered mode, and the positioning arm can slide into the clamping cavity to limit the sliding block.

Advantageous effects

Compared with the known public technology, the technical scheme provided by the invention has the following beneficial effects:

according to the invention, two guide rollers which are distributed in a staggered manner are arranged on the workbench, the steel wire rope is sequentially wound on each guide roller, the advancing track of the steel wire rope is changed through the guide rollers, the steel wire rope positioned between the two guide rollers is respectively tangent to the corresponding end surfaces of the two guide rollers, so that the steel wire rope passing through the first guide roller is always kept advancing at an angle tangent to the guide rollers through the guidance of the second guide roller, and the steel wire rope is always kept advancing in a straight line under the traction of the driving roller, thereby ensuring the accuracy in measurement.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

FIG. 1 is a schematic view of the entire structure of the present invention;

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

FIG. 3 is a schematic view of the construction of the guide roller of the present invention;

FIG. 4 is a schematic side view of the structure of the present invention;

fig. 5 is a schematic diagram of the structure movement structure at a in fig. 4 according to the present invention.

The reference numerals in the drawings denote: 1-a workbench; 11-a drive box; 12-a metering roll; 13-a cylinder; 131-an output shaft; 14-a positioning arm; 2-a steel wire rope; 3-a plate frame; 4-cutting; 41-a slide block; 411-a slide chamber; 412-a screw; 413-a knob; 414-positioning block; 415-a snap cavity; 42-a through hole; 43-a clamping block; 44-a cutter; 5-a traction mechanism; 51-a driving roller; 52-a guide roller; 521-a metal rod; 522-ring sleeve; 523-disc; 524-grinding a sleeve; 525-snap ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Example (b): a distance cutting structure of a steel wire rope processing machine comprises a workbench 1, one end of the workbench 1 is rotatably provided with a disk rack 3 for winding a steel wire rope 2, the disk rack 3 in the embodiment is detachably arranged on the workbench 1, meanwhile, the disk frame 3 can rotate along with the traction of the steel wire rope 2, the steel wire rope 2 can be wound and released, and the other end of the workbench 1 is provided with a cutter 4 for cutting off the steel wire rope 2, a traction mechanism 5 capable of guiding and drawing the steel wire rope 2 towards one side of the cutter 4 is arranged on the workbench 1 and positioned between the plate rack 3 and the cutter 4, the traction mechanism 5 comprises a transmission roller 51 for driving the steel wire rope 2 towards one side of the cutter 4 and a guide roller 52 arranged in the middle of the workbench 1, one end of the steel wire rope 2 passes from the plate rack 3 and is sequentially wound on the end surface of each guide roller 52, and the guide rollers 52 are provided with a plurality of rollers and used for changing the running track of the steel wire rope 2 so that the steel wire rope 2 always keeps linear running.

Referring to fig. 2, a driving box 11 is installed at a side end of a workbench 1, a driving roller 51 is rotatably installed on the driving box 11, a driving mechanism capable of rotating the driving roller 51 is installed in the driving box 11 in this example, and a motor or a servo motor is used in combination with actual needs, for the prior art, this example is not described in much detail, and the driving roller 51 is arranged in parallel along a width direction of the workbench 1, a metering roller 12 capable of rotating along with movement of a steel wire rope 2 is installed on the driving box 11 directly above the driving roller 51, the metering roller 12 in this example drives the steel wire rope 2 to rotate synchronously by the driving roller 51, the advancing length of the steel wire rope 2 passing through the driving roller is known by calculating a rotation period, and simultaneously, obtained data can be fed back to a controller to control a driving structure of the driving roller 51 to be opened and closed to stop traction of the steel wire rope 2 and simultaneously cut the steel wire rope 2, the wire rope 2 is provided between the driving roller 51 and the metering roller 12 for guiding and driving.

Referring to fig. 1, two guide rollers 52 are provided and vertically distributed on the table 1, and the two guide rollers 52 are provided in parallel and offset on both sides of the middle portion of the table 1, and the guide roller 52 on the same side as the cutter 4 is provided right opposite to the driving roller 51 in this example.

Referring to fig. 2, a section of the steel wire rope 2 between the two guide rollers 52 is parallel to the width direction of the worktable 1 and is tangent to the corresponding end surfaces of the two guide rollers 52, and the two directions of the steel wire rope 2 on the guide rollers 52 on the same side of the cutter 4 are perpendicular to each other.

Referring to fig. 2, the guide roller 52 is composed of a smooth metal rod 521 vertically installed on the upper end of the worktable 1 and a ring sleeve 522 vertically sliding on the metal rod 521, a circular disc 523 is sleeved on the metal rod 521 and below the ring sleeve 522, the steel wire rope 2 is contacted between the circular disc 523 and the ring sleeve 522 and props against the upper end of the steel wire rope 2 through the ring sleeve 522, a grinding sleeve 524 with large friction force between the steel wire rope 2 is detachably installed at the bottom of the ring sleeve 522, the friction force between the steel wire rope 2 and the ring sleeve 522 can be increased through arranging the ring sleeve 522, and the problem that when the steel wire rope 2 is wound on the tray frame 3 and spans too large, the traction length is overlong, and the traction mechanism 5 is blocked or the measurement accuracy is influenced is avoided.

Referring to fig. 3, the metal rod 521 is provided with a thread on the upper end surface of the disc 523, a thread groove adapted to the thread on the metal rod 521 is provided at the contact position of the ring 522 and the metal rod 521, the ring surface of the ring 522 facing one end of the disc 523 extends outwards, a snap ring 525 is provided on the outer ring surface of the bottom of the ring 522, the grinding sleeve 524 is integrally formed in a ring shape made of rubber, and the inner ring surface of the grinding sleeve 524 is provided with a cavity for being fixed on the snap ring 525, which is not limited to the moving structure shown in this example in the practical use process.

Referring to fig. 5, the cutter 4 includes a sliding block 41 capable of sliding along the length direction of the worktable 1, a through hole 42 for the steel wire rope 2 to pass through is disposed in the middle of the sliding block 41, two clamping blocks 43 capable of moving in the height direction of the sliding block 41 are disposed at one end of the sliding block 41 facing the steel wire rope 2, concave holes concentrically disposed with the through hole 42 are disposed in the middle of the two clamping blocks 43, a cutter 44 is hinged to the other end of the sliding block 41, and the cutter 44 is disposed above the through hole 42 for cutting the steel wire rope 2 passing through the through hole 42.

Referring to fig. 5, a sliding cavity 411 is formed at one end of the slider 41 facing the cable 2 along the height direction of the slider 41, a rotatable screw 412 is vertically disposed in the sliding cavity 411, the upper end of the screw 412 extends and penetrates through the upper end of the slider 41 to be connected with a rotating button 413, and the upper and lower parts of the screw 412 are provided with two sections of threads with opposite directions, one end of each clamping block 43 is respectively connected with the two sections of threads on the screw 412 in a threaded manner, when the steel wire rope 2 is pulled to be close to the cutter 4, the sliding block 41 is pushed to enable the sliding block 41 to be close to one end of the steel wire rope 2, the rotating button 413 is rotated, the two clamping blocks 43 fix one end of the steel wire rope 2, the sliding block 41 is pulled back to the original position, the two clamping blocks 43 are loosened, the steel wire rope 2 continuously moves and smoothly penetrates through the through hole 42, can realize aiming at the location fast between wire rope 2 and the cutter 4, improve work efficiency, avoid the wire rope 2 of the hardiness to be difficult to be connected the cooperation with cutter 4.

Referring to fig. 1, an air cylinder 13 is mounted on the working platform 1, and an output shaft 131 of the air cylinder 13 extends and retracts back and forth towards the side of the cutting knife 44 to abut against the cutting knife 44 to enable the cutting knife 44 to move circularly towards the side of the through hole 42.

Referring to fig. 5, a positioning block 414 is vertically installed at a side end of the slider 41, a clamping cavity 415 is formed at a side end of the slider 41 and located at a side of the positioning block 414 away from the wire rope 2, a positioning arm 14 capable of sliding toward the clamping cavity 415 is disposed on the workbench 1, corresponding sides of the positioning arm 14 and the positioning block 414 are arranged in a staggered manner, and the positioning arm 14 can slide into the clamping cavity 415 to limit the slider 41, when the slider 41 pulls the wire rope 2 to return to the original position, the positioning arm 14 contacts with the positioning block 414, and at this time, the positioning arm 14 is pulled to be clamped into the clamping cavity 415 to fix and limit the slider 41.

For ease of understanding, the working principle and method of use of a wire rope machine distance cutting structure will be discussed.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The fixed-distance cutting structure of the steel wire rope processing machine is characterized by comprising a workbench (1), wherein one end of the workbench (1) is rotatably provided with a disc frame (3) used for winding a steel wire rope (2), the other end of the workbench (1) is provided with a cutter (4) used for cutting off the steel wire rope (2), a traction mechanism (5) capable of guiding and pulling the steel wire rope (2) towards one side of the cutter (4) is arranged on the workbench (1) and positioned between the disc frame (3) and the cutter (4), the traction mechanism (5) comprises a transmission roller (51) used for driving the steel wire rope (2) towards one side of the cutter (4) and a guide roller (52) arranged in the middle of the workbench (1), one end of the steel wire rope (2) passes from the disc frame (3) and sequentially winds the end face of each guide roller (52), the guide roller (52) is provided with a plurality of guide tracks used for changing the travelling track of the steel wire rope (2) to enable the steel wire rope (2) to be kept all the time The straight line is advanced, cutter (4) include one can follow workstation (1) gliding slider (41) of length direction, the middle part of slider (41) is equipped with through hole (42) that supply wire rope (2) to pass, and this slider (41) are equipped with two grip block (43) that can follow slider (41) direction of height opposite direction moves towards wire rope (2) one end, two the middle part of grip block (43) is equipped with respectively with the shrinkage pool of through hole (42) concentric setting, the other end of slider (41) articulates there is a cutter (44), cutter (44) are established and are used for cutting wire rope (2) that pass through hole (42) in the top of through hole (42).

2. The wire rope processing machine distance cutting structure according to claim 1, characterized in that a driving box (11) is installed at the side end of the workbench (1), the driving roller (51) is rotatably installed on the driving box (11), the driving rollers (51) are arranged in parallel along the width direction of the workbench (1), a metering roller (12) capable of rotating along with the movement of the wire rope (2) is arranged right above the driving roller (51) on the driving box (11), and the wire rope (2) is arranged between the driving roller (51) and the metering roller (12) for guiding transmission.

3. Distance cutting structure for a wire rope processing machine according to claim 1, characterized in that two guide rolls (52) are provided and vertically distributed on the table (1), and the two guide rolls (52) are arranged in parallel and offset on both sides of the middle of the table (1).

4. A wire rope processing machine distance cutting arrangement according to claim 3, characterized in that the wire rope (2) between the two guide rollers (52) is parallel to the width of the table (1) and tangent to the respective end surfaces of the two guide rollers (52).

5. A wire rope processing machine distance cutting structure according to claim 1, characterized in that said guide roll (52) is composed of a smooth metal rod (521) vertically mounted on the upper end of the table (1) and a ring sleeve (522) vertically slidable on the metal rod (521), a disc (523) is sleeved on the metal rod (521) below the ring sleeve (522), said wire rope (2) is contacted between the disc (523) and the ring sleeve (522) and is pressed against the upper end of the wire rope (2) through the ring sleeve (522), and a grinding sleeve (524) having a large friction force with the wire rope (2) is detachably mounted on the bottom of the ring sleeve (522).

6. The wire rope processing machine distance cutting structure according to claim 5, wherein the metal rod (521) is provided with threads on the upper end surface of the disc (523), the contact part of the ring sleeve (522) and the metal rod (521) is provided with a thread groove matched with the threads on the metal rod (521), the ring sleeve (522) extends outwards towards the ring surface of one end of the disc (523) and is provided with a snap ring (525) on the outer ring surface of the bottom of the ring sleeve (522), the grinding sleeve (524) is integrally in a rubber ring structure, and the inner ring surface of the grinding sleeve (524) is provided with a cavity for being sleeved on the snap ring (525) for fixing.

7. The distance cutting structure of the steel wire rope processing machine according to claim 1, wherein a sliding cavity (411) is formed in one end, facing the steel wire rope (2), of the sliding block (41) along the height direction of the sliding block (41), a rotatable screw (412) is vertically arranged in the sliding cavity (411), the upper end of the screw (412) extends and penetrates through the upper end portion of the sliding block (41) to be connected with a rotating knob (413), two threads in opposite directions are arranged on the upper portion and the lower portion of the screw (412), and one ends of the two clamping blocks (43) are respectively in threaded connection with the two threads on the screw (412).

8. Distance cutting structure for a wire rope processing machine according to claim 1, characterized in that a cylinder (13) is mounted on the table (1), and an output shaft (131) of the cylinder (13) extends and retracts back and forth towards the side of the cutter (44) to abut against the cutter (44) to allow the cutter (44) to move circularly towards the side of the through hole (42).

9. The wire rope processing machine distance cutting structure according to claim 1, wherein a positioning block (414) is vertically installed at a side end of the sliding block (41), a clamping cavity (415) is formed in one side of the positioning block (414) away from the wire rope (2), a positioning arm (14) capable of sliding towards one side of the clamping cavity (415) is arranged on the workbench (1), the positioning arm (14) and the corresponding side of the positioning block (414) are arranged in a staggered mode, and the positioning arm (14) can slide into the clamping cavity (415) to limit the sliding block (41).