CN216646142U

CN216646142U - Mechanical horizontal steel wire rope bending fatigue testing machine

Info

Publication number: CN216646142U
Application number: CN202122692549.XU
Authority: CN
Inventors: 蔡子新
Original assignee: Suzhou Nashiji Metal Co ltd
Current assignee: Suzhou Nashiji Metal Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-05-31
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a mechanical horizontal steel wire rope bending fatigue testing machine, which relates to the field of steel wire rope bending fatigue testing and comprises a main body, a clamping structure and an interval adjusting structure, wherein the bottom end of the main body is rotatably connected with a connecting rod, one end of the connecting rod is connected with a turntable, and the outer wall of one side of the turntable is connected with a main motor. According to the utility model, the clamping structure is arranged, the steel wire rope is arranged between the upper clamping block and the lower clamping block, the driving motor is started to drive the driving rotating wheel and the driven rotating wheel to rotate when working, the driving rotating wheel rotates to drive the crawler belt to move, the crawler belt moves to provide tension for the connecting block, the connecting block drives the upper clamping block to move under the action of external tension until the outer wall of the upper clamping block enters the inner side of the lower clamping block, and at the moment, the steel wire rope positioned on the inner walls of the upper clamping block and the lower clamping block is clamped by the anti-skidding sawteeth on the outer walls of one sides of the upper clamping block and the lower clamping block, so that the steel wire rope is not easy to fall off, the purpose of quickly clamping the steel wire rope is achieved, and the working efficiency is improved.

Description

Mechanical horizontal steel wire rope bending fatigue testing machine

Technical Field

The utility model relates to a mechanical horizontal steel wire rope bending fatigue testing machine, in particular to a mechanical horizontal steel wire rope bending fatigue testing 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 according to a certain rule, the steel wire rope consists of the steel wires, a rope core and lubricating grease, the steel wire rope is formed by twisting a plurality of layers of steel wires into strands, then the steel wire rope takes the rope core as a center, a certain number of strands are twisted into a spiral rope, the spiral rope is used for lifting, traction, tensioning and bearing in a material handling machine, the steel wire rope has high strength, light dead weight, stable work, difficult sudden whole root fracture and reliable work, the Auru Binbot in 1834 Europe invented the first steel wire rope (plain steel wire rope) in the world, and the first steel wire rope factory in Tianjin City built in 1939 is the first metal product enterprise in China.

When the steel wire rope works, the steel wire rope is influenced by various forces, the steel wire rope is broken due to fatigue due to repeated action of the forces on the steel wire rope, when the steel wire rope is subjected to a bending fatigue test, two ends of the steel wire rope are required to be fixed on a cylindrical sleeve firstly, then the sleeve is fixed in a clamping mechanism of the testing machine to be clamped, and a bending fatigue laboratory is carried out after the next group of steel wire ropes are replaced, so that the process is complicated, and the mechanical horizontal steel wire rope bending fatigue testing machine is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mechanical horizontal steel wire rope bending fatigue testing machine to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a mechanical horizontal steel wire rope bending fatigue testing machine comprises a main body, a clamping structure and an interval adjusting structure, wherein the bottom end of the main body is rotatably connected with a connecting rod, one end of the connecting rod is connected with a turntable, and the outer wall of one side of the turntable is connected with a main motor;

the clamping structure comprises a connecting seat located at one end of the main body, a lower clamping block is arranged on the inner side of the connecting seat, a connecting block is connected to the outer wall of one side of the lower clamping block in a rotating mode, an upper clamping block is connected to the upper portion, located at the lower position, of the outer wall of one side of the connecting block in a rotating mode, a crawler belt is connected to one end of the connecting block, an active rotating wheel is connected to one end of the crawler belt, a driving motor is connected to the outer wall of one side of the active rotating wheel, and a passive rotating wheel is arranged on the outer wall of the active rotating wheel.

As a still further scheme of the utility model: the spacing adjustment structure comprises an upper rack positioned at the bottom end of the lower clamping block, a lower rack is arranged below the upper rack, a gear is arranged between the upper rack and the lower rack, one end of the gear is connected with a working motor, and a limiting block is arranged at one end of the upper rack.

As a still further scheme of the utility model: the outer wall of the gear is meshed with the positions where the upper rack and the lower rack are contacted, and the outer wall of one side of the gear is rotatably connected with a working motor through a rotating rod, a rotating shaft and a coupler.

As a still further scheme of the utility model: the inner wall of the lower clamping block is matched with the outer wall of the upper clamping block, and anti-skidding sawteeth are arranged on one side, close to the upper clamping block, of the inner side of the lower clamping block.

As a still further scheme of the utility model: the output end of the driving motor is rotatably connected with the outer wall of one side of the driving rotating wheel through a rotating shaft, a coupler and a rotating rod, and the outer wall of the driving rotating wheel is meshed with the outer wall of the driven rotating wheel.

As a still further scheme of the utility model: the connecting rod is far away from the center of the rotary table at the position where the connecting rod is contacted with the rotary table, and the main motor is electrically connected with an external power supply through a lead.

As a still further scheme of the utility model: the number of the lower clamping blocks and the number of the upper clamping blocks are two, and the two lower clamping blocks and the two upper clamping blocks are uniformly distributed at the upper end and the lower end of the connecting seat.

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

1. by arranging the clamping structure, the steel wire rope is arranged between the upper clamping block and the lower clamping block, and the driving motor is started, so that the driving motor can drive the driving rotating wheel to rotate when working, the driving rotating wheel can drive the driven rotating wheel to rotate, the crawler belt positioned on the inner sides of the driving rotating wheel and the driven rotating wheel can move at the moment, the crawler belt can provide tension for the connecting block when moving, the connecting block can drive the upper clamping block to move by external tension until the outer wall of the upper clamping block enters the inner side of the lower clamping block, and the steel wire rope positioned on the inner walls of the upper clamping block and the lower clamping block is clamped by the anti-skidding sawteeth on the outer walls of one sides of the upper clamping block and the lower clamping block at the moment, so that the steel wire rope is not easy to fall off, the purpose of quickly clamping the steel wire rope is achieved, and the working efficiency is improved;

2. through having set up interval adjustment structure, through starting work motor, work motor work will drive rather than the output through the pivot, the gear revolve of shaft coupling rotation connection, gear revolve will drive rather than the last rack and the lower rack removal of outer wall meshing, go up the rack and the lower rack removal will drive two clamp splice be close to each other or keep away from rather than one end is connected down to reduce the space between wire rope and a plurality of runners, reached and adjusted the interval between the both ends wire rope of being held.

Drawings

FIG. 1 is a schematic structural diagram of a mechanical horizontal steel wire rope bending fatigue testing machine;

FIG. 2 is a schematic diagram of the internal structure of a connecting seat of a mechanical horizontal steel wire rope bending fatigue testing machine;

fig. 3 is a partially enlarged view of a part a of a mechanical horizontal steel wire rope bending fatigue testing machine.

In the figure: 1. a main body; 2. a connecting rod; 3. a turntable; 4. a main motor; 5. a clamping structure; 501. a connecting seat; 502. a lower clamping block; 503. an upper clamping block; 504. connecting blocks; 505. a driving runner; 506. a passive rotating wheel; 507. a drive motor; 508. a crawler belt; 6. a spacing adjustment structure; 601. an upper rack; 602. a lower rack; 603. a gear; 604. a working motor; 605. and a limiting block.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a mechanical horizontal steel wire rope bending fatigue testing machine includes a main body 1, a clamping structure 5, and an interval adjusting structure 6, wherein a bottom end of the main body 1 is rotatably connected with a connecting rod 2, one end of the connecting rod 2 is connected with a turntable 3, and an outer wall of one side of the turntable 3 is connected with a main motor 4;

wherein, clamping structure 5 is including being located the connecting seat 501 of 1 one end of main part, the inboard of connecting seat 501 is provided with clamp splice 502 down, one side outer wall of clamp splice 502 rotates and is connected with connecting block 504 down, one side outer wall of connecting block 504 is located the top of clamp splice 502 down and rotates and be connected with clamp splice 503, the one end of connecting block 504 is connected with track 508, the one end of track 508 is connected with initiative runner 505, one side outer wall of initiative runner 505 is connected with driving motor 507, the outer wall of initiative runner 505 is provided with passive runner 506.

According to the mechanical horizontal steel wire rope bending fatigue testing machine, a steel wire rope can be arranged between an upper clamping block 503 and a lower clamping block 502 through the structure, and a connecting block 504 is pulled under the action of a driving motor 507, a driving rotating wheel 505 and a crawler 508, so that the upper clamping block 503 and the lower clamping block 502 are close to each other, and the steel wire rope is clamped.

In fig. 2: the distance adjusting structure 6 comprises an upper rack 601 located at the bottom end of the lower clamping block 502, a lower rack 602 is arranged below the upper rack 601, a gear 603 is arranged between the upper rack 601 and the lower rack 602, one end of the gear 603 is connected with a working motor 604, and one end of the upper rack 601 is provided with a limiting block 605.

According to the mechanical horizontal steel wire rope bending fatigue testing machine, the steel wire ropes clamped by the upper and lower groups of upper clamping blocks 503 and lower clamping blocks 502 can be close to each other under the action of the upper rack 601, the lower rack 602 and the working motor 604 through the structure.

In fig. 3: the outer wall of the gear 603 is engaged with the contact position of the upper rack 601 and the lower rack 602, and the outer wall of one side of the gear 603 is rotationally connected with the working motor 604 through a rotating rod, a rotating shaft and a coupler.

According to the mechanical horizontal steel wire rope bending fatigue testing machine, by starting the working motor 604, the working motor 604 works to drive the gear 603 which is rotationally connected with the output end of the working motor through the rotating shaft and the coupling to rotate, the gear 603 rotates to drive the upper rack 601 and the lower rack 602 which are meshed with the outer wall of the gear to move, and the upper rack 601 and the lower rack 602 move to drive the two lower clamping blocks 502 which are connected with one end of the lower rack to be close to or far away from each other.

In fig. 2-3: the inner wall of the lower clamping block 502 is matched with the outer wall of the upper clamping block 503, anti-skid saw teeth are arranged on the inner side of the lower clamping block 502 and one side, close to the upper clamping block 503, of the inner side of the lower clamping block 502, the output end of the driving motor 507 is rotatably connected with the outer wall of one side of the driving rotating wheel 505 through a rotating shaft, a coupler and a rotating rod, the outer wall of the driving rotating wheel 505 is meshed with the outer wall of the driven rotating wheel 506, the position, where the connecting rod 2 is in contact with the rotating disc 3, is far away from the center position of the rotating disc 3, the main motor 4 is electrically connected with an external power supply through a conducting wire, two lower clamping blocks 502 and two upper clamping blocks 503 are arranged, and the two lower clamping blocks 502 and the upper clamping blocks 503 are uniformly distributed at the upper end and the lower end of the connecting seat 501.

The mechanical horizontal steel wire rope bending fatigue testing machine can lead a steel wire rope to be arranged between an upper clamping block 503 and a lower clamping block 502 through the structure, a driving motor 507 is started to work to drive a driving rotating wheel 505 which is rotationally connected with the output end of the driving motor 507 through a rotating shaft and a coupling to rotate through the driving motor 507, the driving rotating wheel 505 rotates to drive a driven rotating wheel 506 which is meshed with the outer wall of the driving rotating wheel to rotate, at the moment, a crawler 508 which is positioned at the inner side of the driving rotating wheel 505 and the driven rotating wheel 506 also moves, the crawler 508 moves to give a pulling force to a connecting block 504 which is connected with one end of the crawler 508, the connecting block 504 is subjected to external pulling force to drive an upper clamping block 503 which is connected with one side of the connecting block to move along the inclined lower direction of the connecting position of the connecting block 504 until the outer wall of the upper clamping block 503 enters the inner side of the lower clamping block 502, at the moment, the steel wire rope positioned at the inner walls of the upper clamping block 503 and the lower clamping block 502 is clamped by anti-skid sawteeth at one side of the upper clamping block 503 and the outer wall of the lower clamping block 502, the steel wire rope is not easy to fall off.

The working principle of the utility model is as follows: by placing the steel wire rope between the upper clamping block 503 and the lower clamping block 502, and by starting the driving motor 507, the driving motor 507 will drive the driving rotating wheel 505 connected with the output end thereof through the rotating shaft and the coupling to rotate, the driving rotating wheel 505 will drive the driven rotating wheel 506 engaged with the outer wall thereof to rotate, at this time, the caterpillar 508 positioned at the inner side of the driving rotating wheel 505 and the driven rotating wheel 506 will also move, the caterpillar 508 will give a pulling force to the connecting block 504 connected with one end thereof, the connecting block 504 will drive the upper clamping block 503 connected with one side thereof to move along the connection part with the connecting block 504 in the inclined downward direction under the external pulling force, until the outer wall of the upper clamping block 503 enters the inner side of the lower clamping block 502, at this time, the steel wire rope positioned at the inner walls of the upper clamping block 503 and the lower clamping block 502 will be clamped by the anti-skid saw teeth of the outer walls of the upper clamping block 503 and the lower clamping block 502, so that the steel wire rope is not easy to fall off, at this time, both ends of the steel wire rope are clamped at the inner sides of the two sets of the upper clamping block 503 and the lower clamping block 502, by starting the working motor 604, the working motor 604 works to drive the gear 603 which is rotatably connected with the output end of the working motor through the rotating shaft and the coupling to rotate, the gear 603 rotates to drive the upper rack 601 and the lower rack 602 which are meshed with the outer wall of the gear to move, and the upper rack 601 and the lower rack 602 move to drive the two lower clamping blocks 502 which are connected with one ends of the upper rack 601 and the lower rack 602 to be close to or far away from each other, so that the gap between the steel wire rope and the plurality of rotating wheels is reduced.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A mechanical horizontal steel wire rope bending fatigue testing machine comprises a main body (1), a clamping structure (5) and an interval adjusting structure (6), and is characterized in that the bottom end of the main body (1) is rotatably connected with a connecting rod (2), one end of the connecting rod (2) is connected with a rotary table (3), and the outer wall of one side of the rotary table (3) is connected with a main motor (4);

wherein, clamping structure (5) is including connecting seat (501) that are located main part (1) one end, the inboard of connecting seat (501) is provided with clamp splice (502) down, one side outer wall of clamp splice (502) rotates and is connected with connecting block (504) down, the top that one side outer wall of connecting block (504) is located clamp splice (502) down rotates and is connected with clamp splice (503), the one end of connecting block (504) is connected with track (508), the one end of track (508) is connected with initiative runner (505), one side outer wall of initiative runner (505) is connected with driving motor (507), the outer wall of initiative runner (505) is provided with passive runner (506).

2. The mechanical horizontal steel wire rope bending fatigue testing machine according to claim 1, wherein the distance adjusting structure (6) comprises an upper rack (601) positioned at the bottom end of the lower clamping block (502), a lower rack (602) is arranged below the upper rack (601), a gear (603) is arranged between the upper rack (601) and the lower rack (602), one end of the gear (603) is connected with a working motor (604), and one end of the upper rack (601) is provided with a limiting block (605).

3. The mechanical horizontal steel wire rope bending fatigue testing machine according to claim 2, wherein the outer wall of the gear (603) is meshed with the contact positions of the upper rack (601) and the lower rack (602), and the outer wall of one side of the gear (603) is rotatably connected with the working motor (604) through a rotating rod, a rotating shaft and a coupling.

4. The mechanical horizontal steel wire rope bending fatigue testing machine according to claim 1, wherein the inner wall of the lower clamping block (502) is matched with the outer wall of the upper clamping block (503), and anti-skid sawteeth are arranged on the side, close to each other, of the inner side of the lower clamping block (502) and the upper clamping block (503).

5. The mechanical horizontal steel wire rope bending fatigue testing machine according to claim 1, wherein the output end of the driving motor (507) is rotatably connected with the outer wall of one side of the driving rotating wheel (505) through a rotating shaft, a coupling and a rotating rod, and the outer wall of the driving rotating wheel (505) is meshed with the outer wall of the driven rotating wheel (506).

6. The mechanical horizontal steel wire rope bending fatigue testing machine according to claim 1, wherein the connecting rod (2) is in contact with the turntable (3) at a position far away from the center of the turntable (3), and the main motor (4) is electrically connected with an external power supply through a lead.

7. The mechanical horizontal steel wire rope bending fatigue testing machine according to claim 1, wherein the number of the lower clamping blocks (502) and the number of the upper clamping blocks (503) are two, and the two lower clamping blocks (502) and the two upper clamping blocks (503) are uniformly distributed at the upper end and the lower end of the connecting seat (501).