CN211540314U

CN211540314U - Fixture for machining of micro round parts

Info

Publication number: CN211540314U
Application number: CN201922097497.4U
Authority: CN
Inventors: 仇永林; 施展
Original assignee: Wuxi Hi Tech Precision Mold Co ltd
Current assignee: Wuxi Hi Tech Precision Mold Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-09-22
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a frock clamp is used in fine circular parts processing, including the frock clamp body, the frock clamp body includes fixed plate and holder, the holder includes centre gripping section, canned paragraph, open on the fixed plate have with the fixed orifices of canned paragraph looks adaptation, just follow on the fixed plate the radial direction of fixed orifices open have with the fixed screw hole that the fixed orifices communicates mutually, the threaded connection of fixed screw hole has and is used for locking fixed the fixing bolt of holder, set up the centre gripping hole with fine circular parts looks adaptation in the centre gripping section, just set up in the centre gripping section with the elasticity opening that the centre gripping hole communicates mutually, the elasticity opening is fixed in order to realize fine circular parts's locking through locking bolt locking. Through adopting the utility model discloses carry out fine circular part's clamping, not only the clamping precision is high, has effectively guaranteed processingquality, and the clamping is convenient, has saved process time to machining efficiency has been improved greatly.

Description

Fixture for machining of micro round parts

Technical Field

The utility model relates to a frock clamp technical field especially relates to a frock clamp is used in fine circular part processing.

Background

At present, the occupation ratio of fine round parts is large in the industries of electronics, communications and the like. The fine round parts are characterized by being thin, short and large in batch. For such parts, 5-axis numerical control machining center equipment is usually selected for machining. The 5-axis numerical control machining center can generally finish all machining processes of the micro round parts in one clamping, and finish the machining processes from rough machining, semi-finish machining and finish machining at one time, so that the machining efficiency is high, and the consistency is good.

However, how to clamp a fine circular part becomes a difficult problem, and the existing tool clamp for clamping the fine circular part has the problems of complex structure and poor clamping precision, and is difficult to ensure the processing quality, so that the problem is urgently needed to be solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to the above-mentioned problem, a frock clamp is used in fine circular part processing is provided to solve current fine circular part clamping difficulty, the poor problem of clamping precision.

The utility model aims at realizing through the following technical scheme:

the utility model provides a fine frock clamp for circular parts machining, includes the frock clamp body, the frock clamp body includes fixed plate and holder, the holder includes centre gripping section, canned paragraph, open on the fixed plate have with the fixed orifices of canned paragraph looks adaptation, just follow on the fixed plate the radial direction of fixed orifices open have with the fixed screw hole that the fixed orifices communicates mutually, threaded connection in the fixed screw hole has and is used for locking fixedly the fixing bolt of holder, set up the centre gripping hole with fine circular parts looks adaptation in the centre gripping section, just set up on the centre gripping section with the elasticity opening that the centre gripping hole communicates mutually, the elasticity opening is fixed in order to realize fine circular parts's locking through locking bolt locking.

As a preferred scheme of the utility model, follow on the centre gripping section the radial direction in centre gripping hole is opened there is spacing hole, spacing hole with the centre gripping hole communicates mutually, just spacing downthehole spacing pin that is used for restricting fine circular part clamping depth that is provided with.

As an optimized scheme of the utility model, be provided with the first plane that plays the rotation-proof effect on the pore wall of fixed orifices, it is corresponding, be provided with on the outer wall of canned paragraph with first plane matched with second plane.

As an optimized scheme of the utility model, lie in the centre gripping section elasticity open-ended one side is opened there is the locking screw hole, just lie in the centre gripping section elasticity open-ended one side is opened there is the locking through-hole, and locking bolt passes the locking through-hole elasticity open-ended back twist revolve in with locking in the locking screw hole elasticity opening.

As an optimized scheme of the utility model, the indent has been seted up to the symmetry on the fixed plate to compress tightly through clamp plate, clamp bolt, gland nut and be fixed in on the table surface.

As an optimized proposal of the utility model, the clamping section and the fixing section are of an integrated structure.

The beneficial effects of the utility model are that, through adopting the utility model discloses carry out fine circular part's clamping, not only the clamping precision is high, has effectively guaranteed processingquality, and the clamping is convenient, has saved process time to machining efficiency has been improved greatly.

Drawings

FIG. 1 is a schematic structural view of a tooling fixture for machining a micro round part in a use state;

FIG. 2 is a schematic structural diagram of a fixing plate;

FIG. 3 is a front view of the holder;

figure 4 is a side view of the holder.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the embodiments described herein are merely illustrative of the present invention and are not limiting thereof.

Referring to fig. 1 to 4, fig. 1 is a schematic structural view of a tooling fixture for machining a micro-round part in a use state; FIG. 2 is a schematic structural diagram of a fixing plate; FIG. 3 is a front view of the holder; figure 4 is a side view of the holder.

In this embodiment, a tooling fixture for machining a fine circular part includes a tooling fixture body, the tooling fixture body includes a fixing plate 1 and a holder 2, the holder 2 includes a clamping section 15 and a fixing section 16, the fixing plate 1 is provided with a fixing hole 4 adapted to the fixing section 16, the fixing plate 1 is provided with a fixing threaded hole 5 communicated with the fixing hole 4 along a radial direction of the fixing hole 4, the fixing threaded hole 5 is internally threaded with a fixing bolt for locking and fixing the holder 2, the clamping section 15 is provided with a clamping hole 11 adapted to the fine circular part 3, the clamping section 15 is provided with an elastic opening 12 communicated with the clamping hole 11, the elastic opening 12 is locked and fixed by the locking bolt to lock and fix the fine circular part, specifically, one side of the clamping section 15 located at the elastic opening 12 is provided with a locking threaded hole 13, and a locking through hole 14 is formed in one side, located at the elastic opening 12, of the clamping section 15, and a locking bolt penetrates through the locking through hole 14 and the elastic opening 12 and then is screwed in the locking threaded hole 13 to lock the elastic opening 12.

In order to ensure the consistency of the heights of the clamped fine circular parts 3, in this embodiment, a limiting hole 17 is formed in the clamping section 15 along the radial direction of the clamping hole 11, the limiting hole 17 is communicated with the clamping hole 11, and a limiting pin for limiting the clamping depth of the fine circular parts 3 is arranged in the limiting hole 17.

In order to prevent the rotation of the holder 2, in this embodiment, the hole wall of the fixing hole 4 is provided with a first plane 6 for preventing rotation, and correspondingly, the outer wall of the fixing section 16 is provided with a second plane matching with the first plane 6.

In order to facilitate the manufacturing, in this embodiment, the clamping section 15 and the fixing section 16 are an integral structure.

In the embodiment, the fixing plate 1 is symmetrically provided with pressure grooves 7, and is fixed on a working table of a 5-axis machining center in a pressing mode through a pressure plate 8, a pressing bolt 9 and a pressing nut 10; during clamping, the micro round part 3 is inserted into the clamping hole 11 until the micro round part 3 abuts against the limiting pin, then the locking bolt is screwed to lock the elastic opening 12, so that the micro round part 3 is locked and fixed, then the fixing section 16 of the clamp holder 2 is inserted into the fixing hole 4 of the fixing plate 1, the fixing bolt is screwed to fix the clamp holder 2, and clamping of the micro round part 3 is completed.

The above embodiments have been merely illustrative of the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and does not depart from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims.

Claims

1. The utility model provides a fine frock clamp for circular parts machining, includes the frock clamp body, its characterized in that: the frock clamp body includes fixed plate and holder, the holder includes centre gripping section, canned paragraph, open on the fixed plate have with the fixed orifices of canned paragraph looks adaptation, just follow on the fixed plate the radial direction of fixed orifices open have with the fixed screw hole that the canned paragraph communicates, the threaded connection of canned screw hole has and is used for locking fixedly the fixing bolt of holder, set up the centre gripping hole with fine circular part looks adaptation in the centre gripping section, just set up on the centre gripping section with the elasticity opening of canned paragraph looks intercommunication, the elasticity opening is fixed in order to realize fine circular part's locking through locking bolt locking.

2. The tool clamp for machining the micro round part as claimed in claim 1, wherein: and a limiting hole is formed in the clamping section along the radial direction of the clamping hole, the limiting hole is communicated with the clamping hole, and a limiting pin used for limiting the clamping depth of the fine round part is arranged in the limiting hole.

3. The tool clamp for machining the micro round part as claimed in claim 2, wherein: the hole wall of the fixed hole is provided with a first plane with an anti-rotation function, and correspondingly, the outer wall of the fixed section is provided with a second plane matched with the first plane.

4. The tool clamp for machining the micro round part according to claim 3, characterized in that: the clamping section is provided with a locking threaded hole at one side of the elastic opening, the clamping section is provided with a locking through hole at one side of the elastic opening, and a locking bolt penetrates through the locking through hole and then is screwed in the locking threaded hole after the elastic opening so as to lock the elastic opening.

5. The tool clamp for machining the micro round part according to claim 4, characterized in that: the fixed plate is symmetrically provided with press grooves and is pressed and fixed on the working table top through a press plate, a press bolt and a press nut.

6. The tool clamp for machining the fine round part according to any one of claims 1 to 5, characterized in that: the clamping section and the fixing section are of an integrated structure.