CN220901438U

CN220901438U - Fracture-preventing steel wire stretcher

Info

Publication number: CN220901438U
Application number: CN202322428523.3U
Authority: CN
Inventors: 刘绍乾; 刘梅
Original assignee: Qingdao Yuhua Metal Products Co ltd
Current assignee: Qingdao Yuhua Metal Products Co ltd
Priority date: 2023-09-07
Filing date: 2023-09-07
Publication date: 2024-05-07
Anticipated expiration: 2033-09-07

Abstract

The utility model discloses an anti-fracture steel wire stretcher, which relates to the technical field of stretchers and comprises an adjusting box, wherein a stretching mechanism is arranged below the adjusting box and comprises a servo motor fixedly connected to the bottom surface of the adjusting box, the bottom surface of the adjusting box is rotatably connected with a worm, and the output shaft end of the servo motor is fixedly connected with the rotating shaft end of the worm. It can be through setting up between adjustment case and the stretching mechanism mutually supporting, can make the worm rotate when starting servo motor, the rotation of worm will make worm wheel, dwang and oval carousel rotate, worm wheel and dwang mutually supporting can possess the effect of speed reduction and auto-lock, improve the device to the tensile effect of steel wire, the rotation of connecting rod can make two connecting blocks do the motion that is close to each other or keep away from each other through the guide rail simultaneously, can make the steel wire by the centre gripping more even receive the pulling force like this, the cracked probability of steel wire in the effectual reduction stretching process, more practicality.

Description

Fracture-preventing steel wire stretcher

Technical Field

The utility model relates to the technical field of stretching machines, in particular to an anti-fracture steel wire stretching machine.

Background

The steel wire is widely applied to various industries, the steel wire is required to be subjected to drawing treatment by a drawing machine, and the drawing machine is a mechanical stress tester for testing mechanical properties such as drawing, compression, bending, shearing and stripping of metal materials and nonmetal materials.

The prior steel wire stretcher refers to a patent document CN202316583U, the device proposed in the patent document can simplify the production process and reduce pollution, but in actual use, the stretched steel wire is easy to break due to uneven stress, so as to further improve the stretching effect of the stretcher on the steel wire; to this end we provide a breakage-proof wire stretcher solving the above problems.

Disclosure of utility model

The utility model aims to make up the defects of the prior art, and provides a fracture-preventing steel wire stretcher, which can effectively prevent the situation that a steel wire is broken in the stretching process and is more practical.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent cracked steel wire stretcher, includes the adjustment case, the below of adjustment case is equipped with stretching mechanism, stretching mechanism includes servo motor of fixed connection in adjustment case bottom surface, the bottom surface rotation of adjustment case is connected with the worm, servo motor's output axle head and the pivot end fixed connection of worm, the inner wall rotation of adjustment case is connected with the worm wheel, the upper and lower both ends of worm wheel are oval carousel and dwang of fixedly connected with respectively, the surface of oval carousel articulates through the round pin axle has two connecting rods, the interior bottom wall fixedly connected with of adjustment case is two sets of guide rails, the equal sliding connection of surface of every group guide rail has the connecting block, two connecting rods are articulated through the round pin axle with two connecting blocks respectively.

Further, four erection columns are fixedly connected with the bottom surface of the adjusting box, limit screws are installed on the bottom surfaces of the erection columns, the device can be conveniently and integrally installed at a proper position through the erection columns, and workers can conveniently use the device to stretch steel wires.

Further, the inner wall of the adjusting box is fixedly connected with four limit rods, the outer surfaces of the four limit rods are respectively connected with the inner walls of the two connecting blocks in a sliding way, the two connecting blocks can be more stable in the moving process by arranging the limiting rod, and the stretching work of the steel wire is facilitated.

Further, every the equal fixedly connected with centre gripping base of upper surface of connecting block, two the inner wall of centre gripping base is all rotated and is connected with two-way threaded rod, can conveniently carry out the work of centre gripping fixed to the steel wire through setting up centre gripping base and two-way threaded rod.

Further, two equal threaded connection of surface of two the two-way threaded rod has grip block one and grip block two, every the equal fixedly connected with slide bar of inner wall of centre gripping base can further improve the device to the fixed effect of centre gripping of steel wire through setting up grip block one and grip block two.

Further, the two clamping plates I and the two clamping plates II are respectively connected with the outer surfaces of the two sliding rods in a sliding mode, the relation between the clamping plates I and the clamping plates II and the sliding rods is limited, the two-way threaded rod can enable the clamping plates I and the clamping plates II to rotate more stably when rotating, clamping and fixing of steel wires are facilitated, and the drawing work of the steel wires is facilitated.

Further, every equal fixedly connected with handle in both ends of two-way threaded rod, every the anti-skidding line has all been seted up to the surface of handle, can make things convenient for the staff to rotate two-way threaded rod through setting up the handle to conveniently make corresponding grip block one and grip block two carry out the motion that is close to each other or keeps away from each other, make grip block one and grip block two can more stable carry out the centre gripping fixed to the steel wire.

Compared with the prior art, the fracture-preventing steel wire stretcher has the following beneficial effects:

1. According to the utility model, the adjusting box and the stretching mechanism are mutually matched, when the servo motor is started, the worm is rotated, the worm wheel, the rotating rod and the oval turntable are rotated by the rotation of the worm, the worm wheel and the rotating rod are mutually matched, the speed reduction and self-locking effects can be achieved, the stretching effect of the device on the steel wire is improved, meanwhile, the two connecting blocks can be moved close to or away from each other through the guide rail by the rotation of the connecting rod, so that the clamped steel wire is more uniformly pulled, the breakage probability of the steel wire in the stretching process is effectively reduced, and the device is more practical.

2. The device can be conveniently and integrally installed at a proper position by arranging the mounting posts, so that a worker can conveniently use the device to stretch steel wires, the two connecting blocks can be more stable in the moving process by arranging the limiting rods, the steel wires can be conveniently and fixedly clamped by arranging the clamping base and the bidirectional threaded rod, the clamping plate I and the clamping plate II can be more stably rotated by limiting the relation between the clamping plate I and the clamping plate II and the sliding rod when the bidirectional threaded rod rotates, the steel wires can be conveniently and fixedly clamped, the stretching work of the steel wires is facilitated, the worker can conveniently rotate the bidirectional threaded rod by arranging the handles, and accordingly the corresponding clamping plate I and the clamping plate II can conveniently move close to each other or away from each other, and the clamping plate I and the clamping plate II can more stably clamp and fix the steel wires.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

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

FIG. 3 is a schematic top view of the present utility model;

Fig. 4 is a schematic view of a partial structure of the present utility model.

In the figure: 1. an adjusting box; 2. a mounting column; 3. a stretching mechanism; 301. a servo motor; 302. a worm; 303. a worm wheel; 304. a rotating lever; 305. an oval turntable; 306. a connecting rod; 307. a guide rail; 308. a connecting block; 309. a limit rod; 4. clamping a base; 5. a slide bar; 6. a two-way threaded rod; 7. a handle; 8. a clamping plate I; 9. and a clamping plate II.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

As described in the background art, the stretched steel wire is easily broken due to uneven stress, and therefore, this embodiment provides a breakage-proof steel wire stretcher, which can make the steel wire more evenly stressed, and reduce the occurrence of breakage of the steel wire during the stretching process.

Referring to fig. 1 to 4, this embodiment provides a fracture-preventing steel wire stretcher, including adjustment case 1, four erection columns 2 of bottom surface fixedly connected with of adjustment case 1, and stop screw is all installed to the bottom surface of every erection column 2, can conveniently wholly install the device in suitable position through setting up erection column 2, makes things convenient for the staff to use the device to carry out the stretching work of steel wire.

The lower part of the adjusting box 1 is provided with a stretching mechanism 3, the stretching mechanism 3 comprises a servo motor 301 fixedly connected to the bottom surface of the adjusting box 1, the bottom surface of the adjusting box 1 is rotatably connected with a worm 302, and the output shaft end of the servo motor 301 is fixedly connected with the rotating shaft end of the worm 302.

The inner wall of the adjusting box 1 is rotationally connected with a worm wheel 303, the upper end and the lower end of the worm wheel 303 are respectively fixedly connected with an oval rotary disc 305 and a rotary rod 304, the rotary rod 304 is meshed with a worm 302, and the worm 302 and the rotary rod 304 are combined together to have the effects of speed reduction and self locking, so that the device is beneficial to the stretching work of the steel wire.

When the servo motor 301 is started, the worm 302 is rotated, and when the worm 302 is rotated, the worm wheel 303, the rotating rod 304 and the oval turntable 305 are driven to rotate.

The outer surface of the oval turntable 305 is hinged with two connecting rods 306 through a pin shaft, the inner bottom wall of the adjusting box 1 is fixedly connected with two groups of guide rails 307, the outer surface of each group of guide rails 307 is slidably connected with a connecting block 308, and the two connecting rods 306 are respectively hinged with the two connecting blocks 308 through pin shafts.

When the oval turntable 305 rotates, the two connecting rods 306 enable the two connecting blocks 308 to move close to or away from each other along the corresponding guide rails 307, so that the device can apply more uniform tension to the steel wire, the situation that the steel wire breaks in the stretching process is effectively reduced, and the stretching work is facilitated.

The inner wall fixedly connected with four gag levers 309 of adjustment case 1, the surface of four gag levers 309 respectively with the inner wall sliding connection of two connecting blocks 308, can make two connecting blocks 308 more stable at the in-process that removes through setting up gag lever levers 309, be favorable to the tensile work to the steel wire.

The upper surface of every connecting block 308 is all fixedly connected with centre gripping base 4, and the inner wall of two centre gripping bases 4 all rotates and is connected with two-way threaded rod 6, can conveniently carry out the work of centre gripping fixed to the steel wire through setting up centre gripping base 4 and two-way threaded rod 6.

The outer surface of two-way threaded rods 6 is all threaded connection has grip block one 8 and grip block two 9, and the equal fixedly connected with slide bar 5 of inner wall of every centre gripping base 4 can further improve the device to the fixed effect of centre gripping of steel wire through setting up grip block one 8 and grip block two 9.

The inner walls of the first clamping plate 8 and the second clamping plate 9 are respectively connected with the outer surfaces of the two slide bars 5 in a sliding manner, the relation between the first clamping plate 8 and the second clamping plate 9 and the slide bars 5 is limited, the bidirectional threaded rod 6 can enable the first clamping plate 8 and the second clamping plate 9 to rotate more stably when rotating, clamping and fixing of steel wires are facilitated, and the stretching work of the steel wires is facilitated.

The anti-skidding lines are all offered at the both ends of every two-way threaded rod 6, and the surface of every handle 7 all has been offered, can make things convenient for the staff to rotate two-way threaded rod 6 through setting up handle 7 to conveniently make corresponding grip block one 8 and grip block two 9 be close to each other or the motion of keeping away from each other, make grip block one 8 and grip block two 9 can be more stable carry out the centre gripping to the steel wire fixedly.

Through setting up centre gripping base 4, slide bar 5, bi-directional threaded rod 6, handle 7, mutually supporting between grip block 8 and the grip block two 9, can make the steel wire more stable by the centre gripping fixed, two connecting blocks 308 are being cooperated, because the motion trail position of two connecting blocks 308 is close to each other or keeps away from each other, can make the both ends of the fixed steel wire of being held like this can receive more even pulling force, make the steel wire reduce the cracked condition of appearance at tensile in-process to the speed of motion is comparatively slow, has improved tensile effect.

Working principle: when the clamping device is used, two ends of a steel wire are respectively clamped and fixed in the two clamping bases 4, the corresponding clamping plates I8 and II 9 can be moved close to or away from each other by rotating the corresponding bidirectional threaded rod 6, so that the two groups of clamping plates I8 and II 9 can clamp and fix the two ends of the steel wire, meanwhile, the servo motor 301 is started, the worm 302 is driven to rotate when the servo motor 301 is started, the worm wheel 303, the rotating rod 304 and the elliptic turntable 305 are driven to rotate by rotating the worm 302, the two connecting blocks 308 can be moved close to or away from each other along the two guide rails 307 by the rotating elliptic turntable 305 through the two connecting rods 306, the two clamping bases 4 can be moved close to or away from each other, the steel wire can be subjected to more uniform tension, and the fracture probability of the steel wire in the stretching process is greatly reduced.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a prevent steel wire stretcher of fracture, includes adjustment case (1), its characterized in that: the lower part of adjustment case (1) is equipped with stretching mechanism (3), stretching mechanism (3) are including servo motor (301) of fixed connection in adjustment case (1) bottom surface, the bottom surface rotation of adjustment case (1) is connected with worm (302), the output axle head of servo motor (301) is fixed connection with the pivot end of worm (302), the inner wall rotation of adjustment case (1) is connected with worm wheel (303), the upper and lower both ends of worm wheel (303) are fixedly connected with oval carousel (305) and dwang (304) respectively, the surface of oval carousel (305) articulates through the round pin axle has two connecting rods (306), the interior bottom wall fixedly connected with of adjustment case (1) two sets of guide rails (307), the surface of every guide rail (307) of group is all sliding connection has connecting block (308), two connecting rods (306) are articulated through the round pin axle with two connecting blocks (308) respectively.

2. A breakage preventing wire stretcher as defined in claim 1, wherein: four mounting columns (2) are fixedly connected to the bottom surface of the adjusting box (1), and limit screws are mounted on the bottom surface of each mounting column (2).

3. A breakage preventing wire stretcher as defined in claim 1, wherein: the inner wall of the adjusting box (1) is fixedly connected with four limiting rods (309), and the outer surfaces of the four limiting rods (309) are respectively connected with the inner walls of the two connecting blocks (308) in a sliding mode.

4. A breakage preventing wire stretcher as defined in claim 1, wherein: the upper surface of every connecting block (308) all fixedly connected with centre gripping base (4), two the inner wall of centre gripping base (4) all rotates and is connected with two-way threaded rod (6).

5. A breakage preventing wire stretcher as defined in claim 4, wherein: the outer surfaces of the two bidirectional threaded rods (6) are in threaded connection with a clamping plate I (8) and a clamping plate II (9), and the inner wall of each clamping base (4) is fixedly connected with a sliding rod (5).

6. A breakage preventing wire stretcher as defined in claim 5, wherein: the inner walls of the clamping plates I (8) and II (9) are respectively connected with the outer surfaces of the sliding rods (5) in a sliding way.

7. A breakage preventing wire stretcher as defined in claim 4, wherein: two ends of each bidirectional threaded rod (6) are fixedly connected with handles (7), and anti-skidding lines are formed on the outer surfaces of the handles (7).