CN218926493U - A tool for line cuts quick-witted and grabs blind hole - Google Patents

Abstract

The utility model discloses a jig for a blind hole grabbing of a wire cutting machine, which comprises a connecting sleeve, wherein the bottom end of the connecting sleeve is provided with a positioning rod, the positioning rod is provided with a limiting assembly, the limiting assembly is provided with three guide rods which are distributed in an annular mode, the outer surface of the bottom end of the connecting sleeve is provided with three pressure sensors, the three pressure sensors are distributed in an annular mode, the upper portion of the connecting sleeve is provided with a mounting groove, the inner side wall of the mounting groove is provided with a plurality of positioning notches, and the outer wall of the connecting sleeve is provided with a plurality of bolt fixing holes penetrating through the mounting groove. The utility model is provided with the connecting sleeve, the locating rod, the limiting assembly, the reset spring, the limiting sliding block, the guide rod and the pressure sensor, can automatically and rapidly locate the blind hole, improves the efficiency of grabbing the blind hole, ensures the accuracy, and avoids the damage of the guide device to the workpiece caused by the locating error of the blind hole.

Description

A tool for line cuts quick-witted and grabs blind hole

Technical Field

The utility model relates to the technical field of auxiliary positioning of wire cutting machines, in particular to a jig for grabbing blind holes of a wire cutting machine.

Background

Wire cutting is an abbreviation for wire cutting by electric discharge machining. It is developed based on electric spark perforation and forming. In the prior art, wire cutting machine tools account for the majority of electric spark machine tools. In the prior art, the wire cutting machine can cut parts with high strength, high toughness, high hardness, high brittleness, magnetic materials, precision, tiny and complex shape, so that the wire cutting technology and the wire cutting machine tool are widely applied to various industries.

In the prior art, before cutting, a copper wire for cutting needs to be penetrated into and pass through a blind hole/blind groove for determining a cutting starting point from top to bottom or from bottom to top by a cutting machine; in order to ensure that the copper wire can smoothly penetrate into and pass through the blind hole/blind groove, the guide of the wire cutting machine connected with the copper wire needs to be positioned, namely, the guide is aligned with the blind hole/blind groove through positioning. In the prior art, the alignment of the guide and the blind hole is controlled by adopting a manual human eye observation mode, and human errors exist in the mode of relying on the positioning of the human eye auxiliary guide, and when the errors are overlarge, the guide can possibly damage a workpiece during movement, so that a jig for grabbing the blind hole by a wire cutting machine is needed.

Disclosure of Invention

The utility model aims to provide a jig for grabbing blind holes of a wire cutting machine, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tool for line cutting machine grabs blind hole, includes the adapter sleeve, the bottom of adapter sleeve is provided with the locating lever, just be provided with spacing subassembly on the locating lever, just be provided with three on the spacing subassembly and be the guide bar that annular distributes, just be provided with three pressure sensor on the bottom surface of adapter sleeve, three pressure sensor is annular and distributes.

Preferably, the upper portion of adapter sleeve has seted up the mounting groove, set up a plurality of location breach on the inside wall of mounting groove, just set up a plurality of bolt fastening hole that runs through the mounting groove on the outer wall of adapter sleeve.

Preferably, a limiting sliding block is arranged on one end surface of the positioning rod, which is positioned in the connecting sleeve, a reset spring is sleeved on one side of the limiting sliding block, and one end of the reset spring is fixedly connected with the inner part of the connecting sleeve.

Preferably, the limiting component comprises an outer ring, an inner plate and a plurality of connecting rods, wherein the inner plate is fixedly arranged in the outer ring through the plurality of connecting rods, and inner plate threads are arranged on the outer wall of the positioning rod.

Preferably, the sliding hole is formed in the surface of the inner plate, the positioning rod is arranged in the sliding hole in a sliding mode, and a limiting protrusion is arranged below the inner plate on the surface of the positioning rod.

Preferably, the bottom ends of the three guide rods are in threaded connection with the upper surface of the outer ring, three corresponding limit guide plates are arranged on the outer wall of the bottom end of the connecting sleeve, and the three limit guide plates are respectively in sliding connection with the corresponding guide rods.

Compared with the prior art, the utility model has the beneficial effects that: the utility model is provided with the connecting sleeve, the locating rod, the limiting assembly, the reset spring, the limiting sliding block, the guide rod and the pressure sensor, can automatically and rapidly locate the blind hole, improves the efficiency of grabbing the blind hole, ensures the accuracy, and avoids the damage of the guide device to the workpiece caused by the locating error of the blind hole.

Drawings

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

fig. 2 is a schematic diagram of a front cross-sectional structure of the present utility model.

In the figure: 1. connecting sleeves; 2. a positioning rod; 3. a limit component; 4. a guide rod; 5. a pressure sensor; 6. a mounting groove; 7. a limit sliding block; 8. limiting guide plates; 9. and a return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the utility model provides a tool for line cutting machine grabs blind hole, includes the adapter sleeve 1 that is connected with the last director of line cutting machine, and locating lever 2 is installed to the bottom of adapter sleeve 1, and installs spacing subassembly 3 on the locating lever 2, and installs three guide bars 4 that are annular distribution on spacing subassembly 3, and installs three pressure sensor 5 that are connected through the wire with the last controller of line cutting machine on the bottom surface of adapter sleeve 1, and three pressure sensor 5 is annular distribution;

the upper part of the connecting sleeve 1 is provided with a mounting groove 6, the inner side wall of the mounting groove 6 is provided with a plurality of positioning notches, and the outer wall of the connecting sleeve 1 is provided with a plurality of bolt fixing holes penetrating through the mounting groove 6;

a limit sliding block 7 is integrally formed and mounted on one end surface of the locating rod 2, which is positioned in the connecting sleeve 1, a reset spring 9 is sleeved on one side of the limit sliding block 7, and one end of the reset spring 9 is fixedly connected with the inside of the connecting sleeve 1;

the limiting assembly 3 comprises an outer ring, an inner plate and a plurality of connecting rods, wherein the inner plate is fixedly arranged in the outer ring through the plurality of connecting rods, and is formed by integral pouring, and inner plate threads are arranged on the outer wall of the positioning rod 2;

the surface of the inner plate is provided with a sliding hole, the positioning rod 2 is slidably arranged in the sliding hole, and a limiting protrusion is arranged below the inner plate on the surface of the positioning rod 2 to limit the inner plate;

the bottom of three guide bar 4 all with the upper portion surface threaded connection of outer loop, the upper portion fixed mounting three thread bush of outer loop, the bottom screw thread of guide bar 4 is installed in the thread bush, and installs three corresponding spacing deflector 8 on the bottom outer wall of adapter sleeve 1, three spacing deflector 8 respectively with the guide bar 4 sliding connection who corresponds.

Working principle: when the wire cutting machine is used, the mounting groove 6 and the positioning notch are mounted above the connecting sleeve 1 and are connected with the guide, the guide is driven by an external driving device to vertically move by the controller on the wire cutting machine to drive the positioning rod 2 to move to the surface of a workpiece through the bolt, when the bottom end of the positioning rod 2 is abutted against the surface of the workpiece, the positioning rod 2 slides towards the inside of the connecting sleeve 1 and simultaneously drives the top end of the guiding rod 4 to slide towards the pressure sensor 5, when the pressure sensor 5 is in contact with the guiding rod 4, the pressure sensor 5 detects pressure change, signals are transmitted to the controller on the wire cutting machine, the controller on the wire cutting machine controls the guide to stop moving vertically at the moment, the controller on the wire cutting machine drives the guide to horizontally trial move towards the approximate position of the blind hole under the assistance of a worker, and when the positioning rod 2 is just aligned with the blind hole, the top end of the positioning rod 2 is sprung into the blind hole under the action of the reset spring 9, and at the moment, the guiding rod 4 which is abutted against the bottom of the pressure sensor 5 is quickly separated under the action of gravity, so that the pressure of the pressure sensor 5 is lost, and the controller on the wire cutting machine controls the guide to stop moving at the moment, and the wire cutting machine is completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A tool for line cutting machine grabs blind hole, includes adapter sleeve (1), its characterized in that: the bottom of adapter sleeve (1) is provided with locating lever (2), just be provided with spacing subassembly (3) on locating lever (2), just be provided with three guide bar (4) that are annular distribution on spacing subassembly (3), just be provided with three pressure sensor (5) on the bottom surface of adapter sleeve (1), three pressure sensor (5) are annular distribution.

2. The jig for a blind hole grabbing of a wire cutting machine according to claim 1, wherein: the upper portion of adapter sleeve (1) has seted up mounting groove (6), set up a plurality of location breach on the inside wall of mounting groove (6), just set up a plurality of bolt fastening hole that runs through mounting groove (6) on the outer wall of adapter sleeve (1).

3. The jig for a blind hole grabbing of a wire cutting machine according to claim 1, wherein: the locating rod (2) is located one end surface inside the connecting sleeve (1) is provided with a limiting sliding block (7), one end surface of the locating rod (2) is located one side of the limiting sliding block (7) is sleeved with a reset spring (9), and one end of the reset spring (9) is fixedly connected with the inside of the connecting sleeve (1).

4. The jig for a blind hole grabbing of a wire cutting machine according to claim 1, wherein: the limiting assembly (3) comprises an outer ring, an inner plate and a plurality of connecting rods, wherein the inner plate is fixedly arranged in the outer ring through the plurality of connecting rods, and inner plate threads are arranged on the outer wall of the positioning rod (2).

5. The jig for a blind hole grabbing of a wire cutting machine according to claim 4, wherein: the surface of the inner plate is provided with a slide hole, the positioning rod (2) is arranged in the slide hole in a sliding mode, and a limiting protrusion is arranged below the inner plate on the surface of the positioning rod (2).

6. The jig for a blind hole grabbing of a wire cutting machine according to claim 4, wherein: the bottom of three guide bars (4) all with upper portion surface threaded connection of outer loop, just be provided with three spacing deflector (8) that correspond on the bottom outer wall of adapter sleeve (1), three spacing deflector (8) respectively with corresponding guide bar (4) sliding connection.

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