CN103753141B

CN103753141B - Glass mold Excircle machining method and unit clamp

Info

Publication number: CN103753141B
Application number: CN201410003436.6A
Authority: CN
Inventors: 赵兰英; 潘晓明
Original assignee: Changshu Jinggong Mould Manufacturing Co Ltd
Current assignee: Changshu Jinggong Mould Manufacturing Co Ltd
Priority date: 2014-01-03
Filing date: 2014-01-03
Publication date: 2016-06-01
Anticipated expiration: 2034-01-03
Also published as: CN103753141A

Abstract

The present invention discloses a kind of Excircle machining method of glass mold, comprise step: cast blank, cast two half module blanks, two end faces at half module are cast with two boss respectively, the bottom surface of described boss is the extension of half module mating surface, and the land length of one of them half module is longer than the land length of another half module; The mating surface of two half module blanks is carried out Milling Machining; Fixed support block on the main shaft and tailstock of lathe, the bearing surface of described support block and the axis of machine tool chief axis are contour, the half module with longer boss is placed in and supports on block, the mating surface of described half module is relative with the bearing surface supporting block, first fixture block coordinates gripped by boss with support block, being fastened to by another half module is fixed on the half module of lathe, coordinates the boss by two half modules to grip by the 2nd fixture block with the first fixture block; By lathe, two half module cylindricals are machined. This working method is simple to operate, and half module symmetry is good, efficiency height.

Description

Glass mold Excircle machining method and unit clamp

Technical field

The present invention relates to a kind of Excircle machining method of glass mold and unit clamp thereof, it is applicable to glass mold processing technique field.

Background technology

The general course of processing step of glass mold is: the processing such as cast blank, the mating surface processing two half modules, Excircle machining, die cavity processing, cooling hole locating slot. By content disclosed in Chinese patent literature CN102059529A, the existing course of processing for the cylindrical of glass mold generally is, by one end of lathe chuck clamping glass die blank, the other end of mould is machined, then unload glass mold, by process one end be clamped on lathe chuck to carry out the Vehicle Processing of the other end. What this kind of working method adopted is clamp processing twice, and the general knowledge as machining field, clamping repeatedly will cause the increase of error, and then be difficult to ensure the symmetry of two half modules of glass mold. Workman's operating experience is required height with overlapping of lathe main shaft axis by artificial adjustment glass mold axis, and weak effect, time-consuming again, therefore this kind of traditional mould Excircle machining method is not suitable for, to be improved.

Chinese patent literature CN102059529A has improved for the problems referred to above, after the mating surface of two half modules to glass die blank carries out precision work, the both ends of the surface of glass die blank two-half die are respectively drilled with one to location pin-and-hole, control one to the distance between the pin-and-hole of location, the degree of depth of the position of pin-and-hole on end face, location and location pin-and-hole. then coordinated with the steady brace of lathe by location pin-and-hole after two-half die button being closed and it is fixed on lathe by mould to machine, although this kind of working method can accurate locate moulds, ensure the symmetrical degree of two-half die, but its precision depends on the precision of the location pin-and-hole of processing on the end face of two half modules, and need guarantee simultaneously to locate the distance between pin-and-hole, the precision of the degree of depth three parameters of the position of pin-and-hole on end face, location and location pin-and-hole could obtain the high symmetry degree of half module, therefore the course of processing requires higher, need to carry out steady brace hole machined accurately to each mould to be processed, whole efficiency is lower.

Summary of the invention

For above-mentioned the deficiencies in the prior art, it is an object of the invention to provide a kind of Excircle machining method of glass mold, simplify the complicated processing to two-half die, once clamp the symmetrical degree guaranteeing two-half die, it is to increase working (machining) efficiency. It is a further object to provide the unit clamp adopting the inventive method processing two-half die.

The technical scheme of the present invention is such: a kind of Excircle machining method of glass mold, it is characterised in that: comprise the following steps:

1) cast blank, casts two half module blanks, and two end faces at half module are cast with two boss respectively, and the bottom surface of described boss is the extension of half module mating surface, and the land length of one of them half module is longer than the land length of another half module;

2) mating surface of two half module blanks is carried out Milling Machining;

3) fixed support block on the main shaft and tailstock of lathe, the bearing surface of described support block and the axis of machine tool chief axis are contour, the half module with longer boss is placed in and supports on block, the mating surface of described half module is relative with the bearing surface supporting block, first fixture block coordinates gripped by boss with support block, being fastened to by another half module is fixed on the half module of lathe, coordinates the boss by two half modules to grip by the 2nd fixture block with the first fixture block; By lathe, two half module cylindricals are machined.

Preferably, in order to guarantee that half module is fixed in the position supported on block, slippage can not be subjected to displacement when follow-up Vehicle Processing, the half module with longer boss is placed in by described step 3 and supports on block, the boss of described half module is provided with location pin-and-hole, described support block is provided with steady brace, will determine the position of half module in the pin-and-hole of described steady brace insertion location.

Preferably, two boss on the end face of described half module lay respectively at the both sides of half module axis.

Glass mold Excircle machining unit clamp, it is characterized in that: comprise the support block, the first fixture block and the 2nd fixture block that are fixedly connected with machine tool chief axis with tailstock, described support block is provided with horizontal support face, the axis of described bearing surface and machine tool chief axis is contour, described first fixture block is arranged on above bearing surface, vertically being connected by bolt with support block, described 2nd fixture block is arranged on below the 2nd fixture block, is vertically connected by bolt with the first fixture block.

Preferably, described support block is provided with steady brace.

Technical scheme provided by the present invention determines the axis of machine tool chief axis by the support block being fixed on machine tool chief axis and tailstock, the mating surface of half module is directly directed at the bearing surface supporting block after Milling Machining, then button closes another half module, the axis of machine tool chief axis can be simply made to be positioned on the mating surface of the glass mold that two half modules form to machine fast again, whole clamping simple to operate, and the course of processing only once clamps the symmetrical degree that ensure that two half modules. Use support block when first, after support block is adjusted to correct position, each processing mold blank is all without the need to additionally adjusting, improve working (machining) efficiency, process operation human users's level requirement is lower, and mould symmetry degree does not rely on proficiency yet, ensure that the consistence of quality product.

Accompanying drawing explanation

Fig. 1 is half module structural representation;

Fig. 2 is that two half modules clamp and machine tool structure schematic diagram.

Embodiment

Below in conjunction with embodiment, the invention will be further described, but not as a limitation of the invention.

Refer to Fig. 1 and Fig. 2, glass mold Excircle machining unit clamp is included in the two identical covers that machine tool chief axis 1 uses with tailstock 2, this fixture mainly comprises three parts, support block 3, first fixture block 4 being fixedly connected with machine tool chief axis 1 or tailstock 2 and the 2nd fixture block 5. Support block 3 to comprise and the support platform 3b of machine tool chief axis 1 or the fixing integrated disc portions 3a of tailstock 2 and the formation of integrated disc portions 3a rat, support platform 3b arranges adjustment block 3c, the upper surface of adjustment block 3c is horizontal support face and is provided with steady brace 3d, integrated disc portions 3a and machine chuck 1 or tailstock 2 fixing after by the height of adjustment adjustment block 3c, make horizontal support face with contour with the axis of machine tool chief axis 1. For the glass die blank that need to carry out Excircle machining, when cast blank, at half module 6, two end faces of 7 cast out two boss 6a respectively, 7a, the bottom surface of boss is the extension of half module mating surface 8, and the boss 6a length of one of them half module 6 is longer than the boss 7a length of another half module 7. The half module 6 that will have cast, 7 blanks process mating surface 8 by milling machine, through rough milling and essence milling, after boring location pin-and-hole, the half module 6 with longer boss is placed on adjustment block 3c, the mating surface 8 of half module 6 is relative with the bearing surface of adjustment block 3c, and steady brace 3d inserts the position determining half module 6 in the pin-and-hole of location. First clamping block 4 is pressed on the boss 6a of half module 6, coordinates clamping boss 6a by bolt with support block 3, fixed mold 6. Then with fixing half module 6, another half module 7 with shorter boss 7a being detained conjunction, the 2nd clamping block 5 is pressed on the boss 7a of the half module 7 with shorter boss 7a, coordinates clamping boss 7a by bolt with the first clamping block 4, namely secures half module 7. Thus whole glass die blank has been fixed on lathe all, and the mating surface of two half modules is just positioned on the axis of machine tool chief axis, cylindrical Vehicle Processing is carried out again by lathe, after Vehicle Processing completes, the end face of two half modules is carried out Milling Machining, excision projection section, namely completes the outside surface processing of mould.

Claims

1. the Excircle machining method of a glass mold, it is characterised in that: comprise the following steps:

2) mating surface of two half module blanks is carried out Milling Machining;

3) fixed support block on the chuck and tailstock of lathe, the bearing surface of described support block and the axis of machine tool chief axis are contour, the half module with longer boss is placed in and supports on block, the mating surface of described half module is relative with the bearing surface supporting block, first fixture block coordinates gripped by boss with support block, being fastened to by another half module is fixed on the half module of lathe, coordinates the boss by two half modules to grip by the 2nd fixture block with the first fixture block; By lathe, two half module cylindricals are machined.

2. the Excircle machining method of glass mold according to claim 1, it is characterized in that: the half module with longer boss is placed in by described step 3 and supports on block, the boss of described half module is provided with location pin-and-hole, described support block is provided with steady brace, will determine the position of half module in the pin-and-hole of described steady brace insertion location.

3. the Excircle machining method of glass mold according to claim 1, it is characterised in that: two boss on the end face of described half module lay respectively at the both sides of half module axis.