CN214134359U

CN214134359U - Automatic wire tightening frame of quick wire moving electric spark wire cutting machine

Info

Publication number: CN214134359U
Application number: CN202022768285.7U
Authority: CN
Inventors: 张庆
Original assignee: Shenzhen Liangqing Machinery Co ltd
Current assignee: Shenzhen Liangqing Machinery Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-09-07
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses an automatic tight silk frame of spark-erosion wire cutting machine of walking soon relates to the wire cutting machine field, the utility model discloses a bottom plate, the top of bottom plate are provided with the supporting seat, and the top of supporting seat is provided with the support body, and one side of support body runs through has the pivot of extending to its inside, and the expansion joint has been seted up to the surface of support body. After the molybdenum wire relaxes, the elasticity of spring promotes the sliding sleeve and slides in the pivot, with this interval of having pulled open two sets of first guide pulleys, also strained the molybdenum wire, accomplish the automatic purpose of straining the silk, and simultaneously, the staff still can rotate the knob, with this make the pivot take place the rotation, make two sets of thread bush can remove after the pivot is rotatory, thereby can set up different tensioning degree, with the different needs when satisfying the lathe processing work piece, thereby realize the tensile function of automatically regulated molybdenum wire, improve product machining precision, high durability and convenient use, and is strong in operability.

Description

Automatic wire tightening frame of quick wire moving electric spark wire cutting machine

Technical Field

The utility model relates to a wire cut electrical discharge machining field specifically is an automatic tight wire frame of spark-erosion wire cutting machine walks soon.

Background

The wire cutting equipment is developed on the basis of electric spark perforation and forming processing. The wire cutting machine tool not only develops the application of electric spark machining, but also replaces electric spark punching and forming machining in some aspects, and nowadays, the wire cutting machine tool accounts for the majority of electric spark machine tools.

The existing heavy hammer type wire tightening mechanism has the defects that the pressure is small or large, the adjustment is inconvenient, the operation feasibility is low, and frequent wire breakage can be caused aiming at the molybdenum wire with long cutting operation time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the molybdenum wire cutting machine aims at solving the problems that the existing weight type wire tightening mechanism has the defects that the pressure is smaller or larger, the adjustment is inconvenient, the operation feasibility is lower, and the frequent wire breakage phenomenon can be caused aiming at the molybdenum wire with longer cutting operation time, and meanwhile. The existing automatic wire tightening frame has the problems of large size, inconvenient carrying and poor maneuverability, and provides the automatic wire tightening frame of the quick-wire-moving electric spark wire cutting machine.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic tight silk frame of spark-erosion wire cutting machine of walking soon, includes the bottom plate, the top of bottom plate is provided with the supporting seat, the top of supporting seat is provided with the support body, one side of support body runs through there is the pivot that extends to its inside, the expansion joint has been seted up to the surface of support body, the thread bush has been cup jointed through the screw thread in the middle of the surface of pivot, the sliding sleeve has been cup jointed to the surface both sides of pivot, be connected with the spring between sliding sleeve and the thread bush, the surface of sliding sleeve is connected with first guide pulley through the roller bearing, the surface of supporting seat is provided with the second guide pulley, the top both sides of bottom plate run through there is the screw rod, the top of screw rod is fixed with the friction plate, the bottom of bottom plate is provided with the gyro wheel.

Preferably, a knob is fixed at one end of the rotating shaft, and anti-skid grains are arranged on the outer surface of the knob.

Preferably, a rotating handle is fixed at the top end of the screw rod, and a rubber sleeve is arranged on the outer surface of the rotating handle.

Preferably, the bottom of the friction plate is made of rubber.

Preferably, four sets of rollers are provided, and the four sets of rollers are universal wheels.

Preferably, the threads are provided in two sets, and the two sets of threads are arranged in a mirror image manner with the longitudinal axis of the frame body as the center.

Preferably, the outer surface of the screw is coated with a lubricating oil.

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

1. the utility model discloses be provided with the screw thread, the pivot, a spring, the sliding sleeve, the roller bearing, thread bush and knob, after the molybdenum filament lax, the elasticity of spring promotes the sliding sleeve and slides in the pivot, thereby pull open the interval of two sets of first guide pulleys, also take-up the molybdenum filament, accomplish the purpose of automatic tight silk, and simultaneously, the staff can also rotate the knob, thereby make the pivot take place to rotate, make two sets of thread bushes can move after the pivot is rotatory, thereby can set up different tensioning degree, in order to satisfy the different needs when the lathe processes the work piece, thereby realize the tensile function of automatically regulated molybdenum filament, improve product machining precision, and is simple to use and strong in operability;

2. the utility model discloses be provided with gyro wheel, screw rod, change handle and friction plate, when tight silk frame need remove, can remove suitable position with tight silk frame through the gyro wheel, do not need many people to lift, labour saving and time saving, after removing suitable position, the staff rotates and changes the handle to this makes the screw rod promote the friction plate downstream, can play the braking action through friction plate downstream and ground contact, prevents that the gyro wheel from taking place to slide by oneself, makes tight silk frame more stable at the during operation.

Drawings

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

FIG. 2 is a schematic view of the cross-sectional structure of the frame body of the present invention;

FIG. 3 is a schematic view of a frame body of the present invention in a top-down structure;

fig. 4 is a schematic view of the structure of the rotating shaft of the present invention.

In the figure: 1. a base plate; 2. a supporting seat; 3. a frame body; 4. a movable opening; 5. a first guide wheel; 6. a second guide wheel; 7. a knob; 8. a screw; 9. a friction plate; 10. turning a handle; 11. a roller; 12. a rotating shaft; 13. a threaded sleeve; 14. a spring; 15. a sliding sleeve; 16. a roller; 17. and (4) threading.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, an automatic wire tightening frame of a fast wire-moving wire cut electrical discharge machine comprises a base plate 1, a support base 2, a frame body 3, a movable opening 4, a first guide wheel 5, a second guide wheel 6, a knob 7, a screw 8, a friction plate 9, a rotating handle 10, a roller 11, a rotating shaft 12, a threaded sleeve 13, a spring 14, a sliding sleeve 15, a roller 16 and a thread 17, wherein the support base 2 is arranged on the top of the base plate 1, the frame body 3 is arranged on the top of the support base 2, the rotating shaft 12 extending into the frame body 3 penetrates through one side of the frame body 3, the movable opening 4 is arranged on the outer surface of the frame body 3, the threaded sleeve 13 is sleeved in the middle of the outer surface of the rotating shaft 12 through the thread 17, the sliding sleeve 15 is sleeved on both sides of the outer surface of the rotating shaft 12, the spring 14 is connected between the sliding sleeve 15 and the threaded sleeve 13 to play a role of, screw rods 8 penetrate through two sides of the top of the bottom plate 1, friction plates 9 are fixed at the top ends of the screw rods 8, and idler wheels 11 are arranged at the bottom of the bottom plate 1, so that the wire tensioning frame is convenient to move.

Please refer to fig. 1-4, a knob 7 is fixed at one end of a rotating shaft 12, and anti-slip patterns are arranged on the outer surface of the knob 7 to increase friction force, so as to facilitate rotation of the rotating shaft 12, a rotating handle 10 is fixed at the top end of the screw 8, and a rubber sleeve is arranged on the outer surface of the rotating handle 10 to facilitate rotation of the screw 8 and prevent slippage.

Please refer to fig. 1-2, the bottom of the friction plate 9 is made of rubber material to increase friction force, so that the wire tightening frame is more stable, four sets of rollers 11 are provided, and the four sets of rollers 11 are universal wheels, so that the wire tightening frame is convenient to move.

Referring to fig. 1-4, the two sets of threads 17 are arranged, and the two sets of threads 17 are arranged in a mirror image manner with the longitudinal axis of the frame body 3 as the center, so that the thread bushing 13 can move relatively, and the outer surface of the screw 8 is coated with lubricating oil, so that the rotation is more labor-saving.

The working principle is as follows: when the wire tensioning frame needs to be moved, the wire tensioning frame can be moved to a proper position through the idler wheel 11, a plurality of persons are not required to lift, time and labor are saved, after moving to the proper position, the worker rotates the handle 10, thereby causing the screw 8 to push the friction plate 9 downward, the friction plate 9 moves downwards to contact with the ground to play a braking role, the roller 11 is prevented from sliding automatically, the wire tightening frame is more stable in work, after the molybdenum wire is loosened, the elasticity of the spring 14 pushes the sliding sleeve 15 to slide on the rotating shaft 12, so that the distance between the two groups of first guide wheels 5 is pulled, the molybdenum wire is also tensioned, the purpose of automatically tensioning the molybdenum wire is achieved, meanwhile, the worker can also rotate the knob 7, so that the rotating shaft 12 rotates, and the two groups of threaded sleeves 13 can move after the rotating shaft 12 rotates, so that different tensioning degrees can be set to meet different requirements of a machine tool during machining of workpieces.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an automatic tight wire frame of wire cut electrical discharge machining of fast walking, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is provided with a supporting seat (2), the top of the supporting seat (2) is provided with a support body (3), one side of the support body (3) penetrates through a rotating shaft (12) extending to the interior of the support body, a movable opening (4) is formed in the outer surface of the support body (3), a threaded sleeve (13) is sleeved in the middle of the outer surface of the rotating shaft (12) through a thread (17), sliding sleeves (15) are sleeved on two sides of the outer surface of the rotating shaft (12), a spring (14) is connected between the sliding sleeves (15) and the threaded sleeve (13), the outer surface of the sliding sleeve (15) is connected with a first guide wheel (5) through a rolling shaft (16), a second guide wheel (6) is arranged on the outer surface of the supporting seat (2), screw rods (8) penetrate through two sides of the top of the bottom plate (1), and a, the bottom of the bottom plate (1) is provided with a roller (11).

2. The automatic wire tensioning frame for a fast moving wire electric discharge machine according to claim 1, wherein: one end of the rotating shaft (12) is fixed with a knob (7), and anti-skid grains are arranged on the outer surface of the knob (7).

3. The automatic wire tensioning frame for a fast moving wire electric discharge machine according to claim 1, wherein: the top end of the screw rod (8) is fixed with a rotating handle (10), and the outer surface of the rotating handle (10) is provided with a rubber sleeve.

4. The automatic wire tensioning frame for a fast moving wire electric discharge machine according to claim 1, wherein: the bottom of the friction plate (9) is made of rubber.

5. The automatic wire tensioning frame for a fast moving wire electric discharge machine according to claim 1, wherein: four groups of rollers (11) are arranged, and the four groups of rollers (11) are universal wheels.

6. The automatic wire tensioning frame for a fast moving wire electric discharge machine according to claim 1, wherein: the thread (17) is provided with two groups, and the two groups of threads (17) are arranged by taking the longitudinal axis of the frame body (3) as a central mirror image.

7. The automatic wire tensioning frame for a fast moving wire electric discharge machine according to claim 1, wherein: the outer surface of the screw (8) is coated with lubricating oil.