CN221110200U - Slow-running wire tension adjusting mechanism - Google Patents

Abstract

The utility model discloses a slow wire-moving tension adjusting mechanism, which belongs to the technical field of slow wire-moving cutting equipment and comprises a base and a supporting plate, wherein the supporting plate is fixedly arranged at the top end of the base, one side of the supporting plate is rotatably provided with four limit wheels distributed in a rectangular array through a rotating shaft, electrode wire bodies are wound between the four limit wheels, the side wall of the supporting plate is provided with two symmetrically arranged limit grooves, a sliding block is slidably arranged in the limit grooves, the side wall of the sliding block penetrates through and is rotatably provided with tension adjusting wheels, the tension adjusting wheels and the two adjacent limit wheels are distributed in a triangular mode, the two sliding blocks penetrate through and are slidably provided with four limit rods, and the top ends and the bottom ends of the four limit rods in the same group are fixedly provided with limit plates together. The utility model improves the accuracy of tension adjustment of the electrode wire, improves the cutting effect, prolongs the service life of the electrode wire and is suitable for popularization.

Description

Slow-running wire tension adjusting mechanism

Technical Field

The application relates to the technical field of slow wire cutting equipment, in particular to a slow wire tension adjusting mechanism.

Background

The slow wire cutting technology is often used in die machining, the slow wire cutting is a wire cutting technology of electric spark, a continuously moving electrode wire is used as an electrode, pulse spark discharge is carried out on a workpiece to remove metal, the purpose of cutting and forming is achieved, the slow wire cutting machine works in a wire electrode continuous wire supply mode, namely the electrode wire is led out from a wire roll through a plurality of guide wheels and then enters a workpiece cutting and machining position and is recycled by a winding roll, the electrode wire is further worn in real time along with the electric corrosion reaction, and is continuously supplemented along with continuous wire supply, and the whole machining process is completed in the moving process of unreeling, traction and winding of the electrode wire.

Chinese patent publication No.: (CN 210306122U) discloses a tension control device of a slow wire cutting machine, which comprises a tension wheel, wherein the rear side surface of the tension wheel is provided with a connecting shaft, the top end of the connecting shaft is fixedly provided with a push rod, the top end of the push rod is provided with a connecting block, the front side surface of the connecting block is provided with a first thread bush, one side of the first thread bush is provided with a movable plate, and the rear side surface of the movable plate is provided with a protection mechanism; the protection mechanism comprises a first sliding rail.

For the above related art, there is a certain disadvantage, for example, in the use process of the slow wire cutting machine, because the manual work is according to the material to be cut, the adjusting motor drives the screw to rotate, and the movable plate is matched to adjust the tension of the wire electrode, so that the tension of the wire electrode is not accurately controlled, and the service life of the wire electrode is not long enough, therefore, in order to solve the problem, we propose a slow wire tension adjusting mechanism.

Disclosure of utility model

In order to solve the problems, the application provides a slow wire tension adjusting mechanism, which adopts the following technical scheme:

The utility model provides a slow wire tension adjustment mechanism that walks, includes base and backup pad, backup pad fixed mounting is in the top of base, one side of backup pad rotates through the pivot installs four spacing wheels that are rectangular array and distribute, four the winding has the wire electrode body between the spacing wheel, the lateral wall of backup pad is provided with two spacing grooves that are the symmetry setting, slidable mounting has the slider in the spacing groove, the lateral wall of slider runs through and rotates installs tension adjustment wheel, tension adjustment wheel and two adjacent spacing wheels are triangular distribution, two the slider all runs through and slidable mounting has four gag lever posts, four of same group the equal fixed mounting in top and the bottom of gag lever post has the limiting plate, two one side that the slider kept away from mutually is equal fixed mounting has the pressure sensor that is used for detecting the wire electrode atress, pressure sensor's atress face and adjacent limiting plate phase-match, the lateral wall of backup pad is provided with the actuating chamber, be provided with in the actuating chamber and be used for driving two slider centering gliding actuating mechanism.

Preferably, a plurality of reinforcing ribs distributed in an array are fixedly arranged at the top end of the base, and the reinforcing ribs are fixedly connected with the supporting plate.

Preferably, a plurality of bolts distributed in an array are arranged at the top end of the base, and the bolts are used for fixing the base.

Preferably, rubber pads are fixedly arranged at the end parts of the two limiting plates close to the electrode wire body, and the rubber pads of the limiting plates are matched with the inner wall of the limiting groove.

Preferably, the driving mechanism comprises a bidirectional hydraulic cylinder, the bidirectional hydraulic cylinder is fixedly arranged on the inner wall of the driving cavity, and two piston rod ends of the bidirectional hydraulic cylinder are fixedly connected with adjacent limiting plates respectively.

In summary, the application has the following beneficial technical effects:

through the installation to base and backup pad, according to the material of waiting to cut, two limiting plates centering of actuating mechanism drive are slided, and cooperation a plurality of gag levers drive two sliders centering and are slided, and two tension adjustment wheels slide in step, and the tension of wire electrode body is adjusted to four spacing wheels of cooperation, and pressure sensor monitors the tension of wire electrode body, has improved the accuracy of adjusting wire electrode tension, has improved the cutting effect, has prolonged the life of wire electrode.

Drawings

FIG. 1 is a schematic diagram of the structure of the present application;

fig. 2 is a mounting structure view of the support plate of the present application;

FIG. 3 is a mounting block diagram of a pressure sensor of the present application;

Fig. 4 is a mounting structure diagram of the bidirectional hydraulic cylinder of the present application.

The reference numerals in the figures illustrate:

1. A base; 2. a support plate; 3. reinforcing ribs; 4. a bolt; 5. a limiting wheel; 6. an electrode wire body; 7. a limit groove; 8. a slide block; 9. a tension adjusting wheel; 10. a limit rod; 11. a limiting plate; 12. a pressure sensor; 13. a drive chamber; 14. a bidirectional hydraulic cylinder.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application; it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the protection scope of the present application.

In the description of the present application, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present application and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, 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.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like 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 application will be understood in specific cases by those of ordinary skill in the art.

The application is described in further detail below with reference to fig. 1-4.

Referring to fig. 1-4, a slow wire tension adjusting mechanism comprises a base 1 and a supporting plate 2, wherein the supporting plate 2 is fixedly arranged at the top end of the base 1 and has a supporting function, a plurality of reinforcing ribs 3 distributed in an array are fixedly arranged at the top end of the base 1, the reinforcing ribs 3 are fixedly connected with the supporting plate 2, the connection strength between the base 1 and the supporting plate 2 is improved, a plurality of bolts 4 distributed in an array are arranged at the top end of the base 1, the bolts 4 are used for fixing the base 1, four limit wheels 5 distributed in a rectangular array are rotatably arranged at one side of the supporting plate 2 through a rotating shaft, the limit wheels have a limiting function, wire electrode bodies 6 are wound between the four limit wheels 5 and have a cutting function, two limit grooves 7 symmetrically arranged are arranged on the side walls of the supporting plate 2, limit spaces are reserved, sliding blocks 8 are slidably arranged in the limit grooves 7 and have a supporting function, the side walls of the sliding blocks 8 are penetrated and rotatably provided with tension adjusting wheels 9, the tension adjusting wheels 9 and the two adjacent limiting wheels 5 are distributed in a triangular shape, the tension adjusting wheels have the effect of adjusting the tension of the wire electrode body 6, the two sliding blocks 8 are penetrated and slidably provided with four limiting rods 10, the four limiting rods 10 in the same group are fixedly provided with limiting plates 11 at the top ends and the bottom ends, respectively, of the four limiting rods 10, the limiting plates 11 have the supporting effect, the end parts, close to the wire electrode body 6, of the two limiting plates 11 are fixedly provided with rubber pads, the rubber pads of the limiting plates 11 are matched with the inner wall of the limiting groove 7, the two sliding blocks 8 are far away from each other, the pressure sensor 12 for detecting the tension of the wire electrode body 6 is fixedly provided with the stress surface of the pressure sensor 12 matched with the adjacent limiting plates 11, the tension monitoring effect of the wire electrode body 6 is provided with, the side wall of the supporting plate 2 is provided with a driving cavity 13, a space is reserved, a driving mechanism used for driving the two sliding blocks 8 to slide in a centering way is arranged in the driving cavity 13, the driving mechanism comprises a bidirectional hydraulic cylinder 14, the bidirectional hydraulic cylinder 14 is fixedly arranged on the inner wall of the driving cavity 13, and two piston rod ends of the bidirectional hydraulic cylinder 14 are respectively fixedly connected with the adjacent limiting plates 11, so that the driving mechanism has a driving effect.

The implementation principle of the embodiment of the application is as follows: according to the material to be cut, the bidirectional hydraulic cylinder 14 drives the two limiting plates 11 to slide in a centering manner, the two sliding blocks 8 are driven to slide in a centering manner by matching with the plurality of limiting rods 10, the two tension adjusting wheels 9 slide synchronously, the tension of the wire electrode body 6 is adjusted by matching with the four limiting wheels 5, and the tension of the wire electrode body 6 is monitored by the pressure sensor 12.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (5)

1. The utility model provides a slow wire tension adjustment mechanism, includes base (1) and backup pad (2), its characterized in that: the utility model provides a drive mechanism, including base (1) and support plate (2), backup pad (2) fixed mounting is in the top of base (1), one side of backup pad (2) rotates through the pivot and installs four spacing wheels (5) that are rectangular array and distribute, four the winding has wire electrode body (6) between spacing wheel (5), the lateral wall of backup pad (2) is provided with two spacing groove (7) that are the symmetry setting, install slider (8) in spacing groove (7), the lateral wall of slider (8) runs through and rotates and install tension adjustment wheel (9), tension adjustment wheel (9) are triangular distribution with two adjacent spacing wheels (5), two slider (8) all run through and slidable mounting has four gag lever posts (10), four with the equal fixed mounting limiting plate (11) in top and the bottom of set of gag lever post (10), two the equal fixed mounting in one side that slider (8) kept away from mutually is used for detecting wire electrode atress pressure sensor (12), the atress face of pressure sensor (12) and adjacent limiting plate (11) phase are run through, backup pad (2) are provided with drive mechanism (13) in the drive mechanism (13) are provided with two drive chamber (13).

2. A slow running wire tension adjustment mechanism as defined in claim 1, wherein: the top of base (1) fixed mounting has a plurality of strengthening ribs (3) that are the array and distribute, strengthening ribs (3) are fixed connection with backup pad (2).

3. A slow running wire tension adjustment mechanism as defined in claim 1, wherein: the top of base (1) is provided with a plurality of bolts (4) that are the array and distribute, bolt (4) are used for unable adjustment base (1).

4. A slow running wire tension adjustment mechanism as defined in claim 1, wherein: rubber pads are fixedly mounted at the ends of two limiting plates (11) close to the electrode wire body (6), and the rubber pads of the limiting plates (11) are matched with the inner wall of the limiting groove (7).

5. A slow running wire tension adjustment mechanism as defined in claim 1, wherein: the driving mechanism comprises a bidirectional hydraulic cylinder (14), the bidirectional hydraulic cylinder (14) is fixedly arranged on the inner wall of the driving cavity (13), and the end parts of two piston rods of the bidirectional hydraulic cylinder (14) are fixedly connected with the adjacent limiting plates (11) respectively.