CN217913260U

CN217913260U - Processing location frock with extension arm electrode

Info

Publication number: CN217913260U
Application number: CN202221156838.6U
Authority: CN
Inventors: 陈旭生; 吴波; 饶泽谋; 杨勇
Original assignee: Shaoxing Zhengxin Smart Polytron Technologies Inc
Current assignee: Shaoxing Zhengxin Smart Polytron Technologies Inc
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-11-29
Anticipated expiration: 2032-05-12

Abstract

The utility model relates to a machining field, it specifically discloses a processing location frock with extension arm electrode, the processing location frock with extension arm electrode includes base, fixed frock, shockproof mechanism and chuck. And the fixing tool is fixed on the base. The shockproof mechanism comprises a fixed seat, a supporting block and an elastic piece, wherein the fixed seat is fixed on the base, and the supporting block is elastically connected with the fixed seat through the elastic piece. And the chuck is detachably mounted on the fixing tool and is used for positioning and fixing the electrode assembly. The utility model has the advantages of the accurate machining precision in location is high.

Description

Processing location frock with extension arm electrode

Technical Field

The utility model relates to the field of machining, especially, relate to a processing location frock with extension arm electrode.

Background

The all-steel tire mold has complicated pattern characteristics, adopts the electric discharge machining of an electric discharge machine tool, and can realize the discharge of the deep cavity of the mold without interference due to the special structure of the mold and the need of designing a special auxiliary extension arm fixture to clamp the electrode. During processing, if the electrode is processed separately, the electrode is assembled with the extension arm after being processed, and problems can exist: first, the zero point of the workpiece must be determined and then the machining or measurement is carried out based on the zero point. However, during machining, the zero point needs to be determined from one process to another process, from one machine tool to another machine tool, and the electrodes with irregular shapes are not good, so that the zero point needs to be dragged again to be aligned, a lot of auxiliary work is performed, a large amount of downtime is caused, and the work efficiency is reduced. Consequently need with the good back processing of extension arm anchor clamps and the integrative equipment of electrode, because electrode extension arm overlength, vibrations can appear in the electrode milling processing, lead to the electrode to appear chatter marks and tool marks to unqualified and scrap of electrode.

Based on the above problems, it is necessary to develop a tool capable of ensuring the machining precision and efficiency of the electrode.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the prior art is not enough to be overcome, and a processing location frock with extension arm electrode is provided.

In order to achieve the purpose, the utility model adopts the technical scheme as follows: a processing and positioning tool with an extension arm electrode comprises a base, a fixing tool, a shockproof mechanism and a chuck. And the fixing tool is fixed on the base. The shockproof mechanism comprises a fixed seat, a supporting block and an elastic piece, wherein the fixed seat is fixed on the base, and the supporting block is elastically connected with the fixed seat through the elastic piece. And the chuck is detachably arranged on the fixing tool and is used for positioning and fixing the electrode assembly with the extension arm.

Through adopting above-mentioned technical scheme, can carry out the accurate positioning installation to having extension arm electrode in the course of working, because be equipped with shockproof mechanism, so in milling the course of working to the electrode, can guarantee the frock high accuracy simultaneously, realize the elimination to the unsettled vibrations of course of working. The machining positioning can be consistent with the positioning during the electric discharge machining, and the zero point is always kept unchanged. Therefore, the auxiliary time for re-aligning the zero point can be saved, the continuity of work is ensured, and the work efficiency is improved.

In a further scheme, the shockproof mechanism is further provided with a fastener, and the fastener is adjustably mounted on the fixing seat and connected with the supporting block.

Through adopting above-mentioned technical scheme, can step up fixedly to the supporting shoe, guarantee the supporting shoe and to the stable of electrode and support, prevent that the electrode from shaking in the course of working, guarantee the precision of electrode machining, improve the qualification rate of electrode machining.

In a further aspect, the electrode assembly includes an extension arm, a positioning block, and an electrode, wherein the electrode and the positioning block are fixedly mounted at opposite ends of the extension arm.

By adopting the technical scheme, the electric spark discharge machining can be carried out on the deep cavity position with a certain length of the tire cavity without interference.

In a further scheme, the fixing seat is provided with a groove, and one end of the supporting block is installed in the groove.

Through adopting above-mentioned technical scheme, can guarantee to support spacing to the supporting shoe, can not swing by a wide margin at the supporting shoe in-process that reciprocates, guaranteed the stability of supporting.

In a further scheme, the fastening piece is a fastening screw, and the fastening screw is in threaded connection with the fixing piece.

By adopting the technical scheme, the fastening structure is simple and reliable.

In a further scheme, the positioning block and the electrode are fixedly arranged on two opposite surfaces of the extension arm.

By adopting the technical scheme, the electrode can be ensured to have certain processing length, and the tire equal-length deep cavity die can be processed.

According to a further scheme, one end, located in the groove, of the supporting block is provided with a mounting hole, the elastic piece is mounted in the mounting hole, one end of the elastic piece abuts against the bottom surface of the groove, and the other end of the elastic piece abuts against the bottom surface of the mounting hole.

Through adopting above-mentioned technical scheme, can prevent that the elastic component from distorting the swing in compression process, influence the stability of supporting.

In a further scheme, the fastening screw abuts against the side face of the supporting block to limit the supporting block to move relative to the fixed seat.

Through adopting above-mentioned technical scheme, can adopt simple friction structure, fix the supporting shoe.

In a further scheme, the positioning block is detachably arranged on the chuck.

By adopting the technical scheme, the electrode can be accurately positioned during electrode machining, and the consistency of zero point positioning of the electrode and the zero point positioning of the discharge machining is ensured.

In a further scheme, the processing and positioning tool with the extension arm electrode is fixedly provided with two electrode assemblies which are arranged in parallel and opposite in direction.

By adopting the technical scheme, the upper die and the lower die of the tire pattern can be synchronously machined according to different characteristics of the tire pattern, the identification of coordinates in programming and electrode milling is greatly facilitated, a plurality of electrodes can be synchronously machined without stopping, and the automatic production of the electrodes is realized.

Since the technical scheme above is adopted, the utility model discloses following beneficial effect has:

1. the utility model discloses a processing location frock with extension arm electrode can guarantee the while of frock high accuracy, realizes the elimination to the unsettled vibrations of course of working. The machining positioning and the positioning during the electric discharge machining can be consistent, the zero point is always kept unchanged, and the repeated positioning precision is less than 0.005mm. Therefore, the auxiliary time for re-aligning the zero point can be saved, the working continuity is ensured, and the working efficiency is improved.

2. The utility model discloses a processing location frock with extension arm electrode prevents that the electrode from shaking in the course of working, guarantees the precision of electrode machining, has improved the qualification rate of electrode machining.

3. The utility model discloses a processing location frock with extension arm electrode can guarantee to reciprocate the in-process at the supporting shoe and can not swing by a wide margin, has guaranteed the stability of support.

4. The utility model discloses a processing location frock with extension arm electrode can adopt simple friction structure, fixes the supporting shoe.

5. The utility model discloses a processing location frock with extension arm electrode can pinpoint in electrode machining to guarantee unanimous with electric discharge machining's zero point location.

6. The utility model discloses a processing location frock with extension arm electrode can synchronous many electrodes not shut down the processing, realizes electrode automated production.

Drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the drawings of the embodiments will be briefly described below, and it is obvious that the drawings in the following description only relate to some embodiments of the present invention, and are not intended to limit the present invention.

Fig. 1 is a schematic top view of an electrode assembly of the present application.

Fig. 2 is a schematic bottom view of an electrode assembly of the present application.

Fig. 3 is a schematic structural diagram of the matching between the processing and positioning tool with an extension arm electrode and the positioning block.

FIG. 4 is a schematic view of the assembly of the present application with the extended arm electrode tooling and electrode assembly.

FIG. 5 is a perspective cross-sectional view of the present application showing the assembly of the tooling assembly with an extended arm electrode and the electrode assembly.

Fig. 6 is a schematic perspective view of the two sets of processing and positioning tools with extension arm electrodes and the positioning block.

Fig. 7 is a perspective view of the assembly of the positioning tool with an extension arm electrode and two sets of electrode assemblies according to the present invention.

Reference numerals:

1. an electrode; 2. an extension arm; 3. positioning a block; 4. fixing a tool; 5. an adjusting handle; 6. a chuck; 7. a support block; 8. fastening screws; 9. a base; 10. a fixed seat; 11. a spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used only to indicate relative positional relationships that may change when the absolute position of the object being described changes, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" 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.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. Features in the embodiments described below may be combined with each other without conflict.

The first embodiment is as follows:

referring to fig. 1 and 2, the electrode assembly includes an electrode 1, an extension arm 2, and a positioning block 3. The electrode 1 and the positioning block 3 are fixedly arranged at two opposite ends of the extension arm 2, and the positioning block 3 and the electrode 1 are fixedly arranged on two opposite surfaces of the extension arm 2. The extension arm 2 is fixedly connected with the electrode 1 and the positioning block 3 through screws. The positioning block 3 is provided with a positioning and clamping structure, so that the positioning and the fixing are facilitated.

Please refer to fig. 3, which shows a schematic structural diagram of a processing and positioning tool with an extension arm electrode matching with a positioning block 3. Fixing base 10 of shockproof mechanism passes through the fix with screw on base 9, and supporting shoe 7 installs on fixing base 10, and fastening screw 8 is installed to fixing base 10 lateral wall. Fixed frock 4 passes through screw fixed mounting on base 9, and chuck 6 demountable installation is on fixed frock 4, and the upper surface at chuck 6 is installed with chuck 6 cooperation to locating piece 3. The chuck 6 adopts a four-jaw self-centering chuck, the chuck 6 and the positioning block 3 adopt a zero point positioning system principle, and the electrode assembly can be kept unchanged from one electrode milling processing station to an electrode discharge processing station, from the electrode milling processing procedure to the electrode discharge processing procedure, and from a milling machine to an electric spark machine tool, the zero point is always kept unchanged. Therefore, the auxiliary time for re-aligning the zero point can be saved, the working continuity is ensured, and the working efficiency is improved.

Referring to fig. 4, the working state diagram of the electrode assembly is shown as it is fixed to the positioning tool with the extension arm electrode. The electrode assembly is positioned by the positioning block 3 and the chuck 6, and the electrode assembly is fastened on the tool by the adjusting handle 5. One end of the electrode assembly mounting electrode 1 is placed on the supporting block 7.

Referring to fig. 5, a spring 11 is disposed between the supporting block 7 and the fixing seat 10, and the supporting block 7 can slide up and down in the groove of the fixing seat 10. The one end that supporting shoe 7 is located fixing base 10 is equipped with the mounting hole, and spring 11 installs in the mounting hole, and 11 one end butts at the recess bottom surface other end butts at the mounting hole bottom surface of spring. When the electrode assembly is mounted and fixed, one end of the extension arm 2 is placed on the support block 7 and the other end is fixed to the chuck 6. The supporting block 7 is closely supported with the extension arm 2 under the action of the elastic force of the spring 11. The electrode assembly positioning block 3 is fixedly arranged with the chuck 6, and one end of the extension arm 2, which is provided with the electrode 1, is arranged on the supporting block 7. After the positioning block 3 is adjusted and fixed by the adjusting handle 5, the supporting block 7 is kept in a stable state under the action of the pressure of the supporting arm and the elasticity of the spring 11. Fastening screw 8 and fixing base 10 threaded connection, tighten fastening screw 8 this moment, fastening screw 8 passes the fixing base 10 lateral wall and supports supporting shoe 7, makes supporting shoe 7 can not reciprocate, supports electrode subassembly. When the electrode 1 is milled, the downward acting force of milling received by the electrode 1 is balanced by the supporting force of the supporting block 7, the supporting arm cannot deform downwards, the position stability of the electrode 1 in the processing process is ensured, and the processing precision and the qualification rate of the electrode 1 are improved.

Example two:

referring to fig. 6, a schematic view of two sets of processing and positioning tools with extension arm electrodes and positioning blocks 3 is shown, which is different from the first embodiment in that two sets of processing and positioning tools with extension arm electrodes are disposed in parallel and the positions of the fixing tool 4 and the shockproof mechanism are opposite.

Referring to fig. 7, an assembly diagram of the electrode assembly and the electrode 1 with the extension arm 2 is shown, in which two sets of electrode assemblies are parallel to each other and are prevented from being in opposite directions.

[ other embodiments ]

The processing location frock that has the extension arm electrode can set up multiunit location frock such as three groups, four groups as required, can install multiunit electrode subassembly simultaneously and carry out simultaneous processing, and electrode machining efficiency is higher.

The elastic member may be replaced by another elastic member such as rubber, in addition to the spring 11.

The chuck 6 can also adopt other self-centering chucks such as a three-jaw chuck and the like according to the specific positioning structure of the positioning block 3.

Instead of using a fastening screw 8, the fastening element may be replaced by another way with self-locking positioning.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a processing location frock with extension arm electrode which characterized in that includes:

a base;

the fixing tool is fixed on the base;

the shockproof mechanism comprises a fixed seat, a supporting block and an elastic piece, wherein the fixed seat is fixed on the base, and the supporting block is elastically connected with the fixed seat through the elastic piece;

and the chuck is detachably arranged on the fixing tool and is used for positioning and fixing the electrode assembly with the extension arm.

2. The tooling for machining and positioning an electrode with an extension arm according to claim 1, wherein the anti-vibration mechanism is further provided with a fastener, and the fastener is adjustably mounted on the fixed base and connected with the support block.

3. The tooling assembly of claim 1 wherein the electrode assembly includes an extension arm, a locating block and an electrode, the electrode and the locating block being fixedly mounted at opposite ends of the extension arm.

4. The tooling for machining and positioning an electrode with an extension arm according to claim 1, wherein the fixing seat is provided with a groove, and one end of the supporting block is installed in the groove.

5. The tooling for machining and positioning the electrode with the extension arm according to claim 2, wherein the fastening member is a fastening screw, and the fastening screw is screwed on the fixing member.

6. The tooling for machining and positioning the electrode with the extension arm of claim 3, wherein the positioning block and the electrode are fixedly mounted on two opposite surfaces of the extension arm.

7. The tool for machining and positioning the electrode with the extension arm according to claim 4, wherein a mounting hole is formed in one end, located in the groove, of the support block, the elastic piece is mounted in the mounting hole, one end of the elastic piece abuts against the bottom surface of the groove, and the other end of the elastic piece abuts against the bottom surface of the mounting hole.

8. The tooling for machining and positioning the electrode with the extension arm according to claim 5, wherein the fastening screw abuts against the side surface of the support block to limit the support block from moving relative to the fixed seat.

9. The tooling for machining and positioning an electrode with an extension arm according to claim 6, wherein the positioning block is detachably mounted on the chuck.

10. The tooling for machining and positioning the electrode with the extension arm according to claim 6, wherein two electrode assemblies are fixedly arranged on the tooling for machining and positioning the electrode with the extension arm, and the two electrode assemblies are arranged in parallel and in opposite directions.