CN103085237A

CN103085237A - High-cavity-precision single-interface die with separate large sliding blocks and HALF blocks

Info

Publication number: CN103085237A
Application number: CN2013100599884A
Authority: CN
Inventors: 曾智; 张扬明
Original assignee: CHENGDU LIANYU PRECISION MACHINERY Co Ltd
Current assignee: CHENGDU LIANYU PRECISION MACHINERY Co Ltd
Priority date: 2013-02-26
Filing date: 2013-02-26
Publication date: 2013-05-08
Anticipated expiration: 2033-02-26
Also published as: CN103085237B

Abstract

The invention relates to a high-cavity-precision single-interface die with separate large sliding blocks and HALF blocks. The high-cavity-precision single-interface die comprises a template (5), wedge blocks (1), the large sliding blocks (2), the HALF blocks (3) and casting inserts (4), wherein mounting slots (11) are formed below the template (5); a mounting bulge is arranged on the top of each wedge block (1) and is fixed inside each mounting slot (11); the large sliding blocks (2) are also arranged below the template (5); the HALF blocks (3) are arranged between the large sliding blocks (2) and the template (5); the casting inserts (4) are respectively arranged on two sides of the HALF blocks (3); wedge surfaces are arranged on the outer sides of the casting inserts (4) and are matched with the wedge blocks (1); and a plurality of wedge blocks (1), a plurality of casting inserts (4) and a plurality of HALF blocks (3) are arranged along the longitudinal direction of the large sliding blocks (2). The high-cavity-precision single-interface die has the advantage of simplicity in machining; the machining precision is easy to guarantee; the die locking force is small; the quality of a product is high; the die maintenance cost is low; and energy is saved.

Description

The large slide block that band separates, the accurate single interface die of the high pitched tune of HALF piece

Technical field

The present invention relates to a kind of single interface die, particularly the accurate single interface die of the high pitched tune of the large slide block of band separation, HALF piece.

Background technology

The structure of injection mold is special, the height of the folding mould action accuracy of mould plays the effect of particular importance in the somatotype process of most product molds, whether produce overlap after directly affecting formed product, quality and the outward appearance of whole product had vital meaning.

what traditional multi-cavity list interface die adopted is that die sinking piece-die sinking bar driving slide block is realized undercut, this class mould is along with the chamber number increases, the length of large slide block increases, be provided with the member that cross section is right-angled trapezium above large slide block, inclined-plane on large slide block and the inclined-plane on wedge block closely cooperate, large slide block is long and the inclined-plane arranged, its linearity, the depth of parallelism, the requirement on machining accuracy such as perpendicularity and flatness all is difficult to reach, if the precision of wedge block and large slide block does not reach, will cause the applying of large slide block and wedge block accurate not, thereby cause product that overlap is arranged, make the second-rate and profile of product not attractive in appearance, and can't adjust the binding face of large slide block and wedge block.In the mold use process, even fit between the large slide block when using at first and wedge block accurately, because large slide block is longer, easily deform, product still the phenomenon of overlap can occur after producing a period of time, and the frequency of maintenance of large slide block is higher, causes maintenance cost significantly to promote.Large slide block and wedge block length also have such shortcoming: large slide block and wedge block need very large clamp force when closely cooperating, and the single interface dies in general 32 chambeies need to just can reach needed clamp force on the injection machine of 320 tons, and the consumption of the energy is large.

Summary of the invention

The object of the invention is to overcome the shortcoming of prior art, provide a kind of and process simple and machining accuracy easily guarantees, clamp force is little, good product quality, the large slide block that the mould maintenance cost is low separates with the band of energy savings, the single interface die of high pitched tune precision of HALF piece.

purpose of the present invention is achieved through the following technical solutions: the large slide block that band separates, the accurate single interface die of the high pitched tune of HALF piece, it comprises template, wedge block, large slide block, the HALF piece, mold insert, interior core and cooling water pipe, the below of template is symmetrically arranged with mounting groove, the top of wedge block is provided with installs projection, projection is installed is fixed on mounting groove inside, the template below also is symmetrically arranged with large slide block, be symmetrically arranged with the HALF piece between the upper surface of large slide block and the lower surface of template, the both sides of HALF piece are respectively arranged with mold insert, the arranged outside of mold insert has wedging face, wedging face coordinates with wedge block, the top of the throw-out collar of hollow is set between symmetrical large slide block, throw-out collar is fixedly mounted on core print, and inner cooperation of throw-out collar is equipped with interior core, and interior core passes the top that throw-out collar extends the HALF piece, the lower end of interior core coordinates with core print, and interior core inside is equipped with cooling water pipe.

The top of described cooling water pipe has gap.

Along large slide block be vertically arranged with a plurality of wedge blocks, mold insert and HALF piece, and wedge block, mold insert and HALF piece is equal in length.

Described template below is provided with 16 groups of HALF pieces, arranges on every group of HALF piece to have two die cavities at least.

Described wedging face is 10 °～20 ° with the scope of the angle β of vertical plane.

The present invention has the following advantages:

1, with large slide block and mold insert separate design, large slide block is a long cuboid member arbitrarily, process simple and conveniently, and the length of mold insert is shorter, and the length on the inclined-plane of design outside mold insert is also short, easily guarantees the machining accuracy on inclined-plane.

2, because the equal in length and length of wedge block, mold insert and HALF piece is shorter, the clamp force that needs when mutually closely cooperating is less.

3, the inclined-plane precision in the mold insert outside is high, has effectively solved the applying problem between mold insert and wedge block, even large slide block deforms, product is not prone to the phenomenon of running overlap yet, and the quality of product improves a lot.

4, the length of wedge block, mold insert and HALF piece is shorter, and mold insert separates with large slide block, large slide block is consumable accessory, when distortion appears in large slide block, only need the large slide block of processing, do not need to process the mold insert part, thereby need not consider the machining accuracy on the inclined-plane outside mold insert, maintenance cost decrease.

5, adopt at present the accurate single interface die of high pitched tune of new structure can reach 48 chambeies at most, and can move on 320 tons of injection machines, the single interface die in operation 32 chambeies on 320 tons of injection machines more in the past, the working (machining) efficiency of product increases substantially, simultaneously in the situation that same product quantity has been saved the energy.

Description of drawings

Fig. 1 is structural representation of the present invention;

Fig. 2 is the assembling schematic diagram of large slide block, HALF piece, wedge block and mold insert;

Fig. 3 is the enlarged diagram at the A place in Fig. 1;

Fig. 4 is that mold insert is arranged in the structural representation on large slide block;

In figure: the 1-wedge block, the large slide block of 2-, the 3-HALF piece, the 4-mold insert, the 5-template, core in 6-, 7-throw-out collar, 8-cooling water pipe, 9-core print, 10-are installed projection, 11-mounting groove, 12-wedging face, 13-gap.

The specific embodiment

The present invention will be further described below in conjunction with accompanying drawing, but protection scope of the present invention is not limited to the following stated.

as Fig. 1, Fig. 2 and shown in Figure 4, the large slide block that band separates, the accurate single interface die of the high pitched tune of HALF piece, it comprises template 5, wedge block 1, large slide block 2, HALF piece 3, mold insert 4, interior core 6 and cooling water pipe 8, the below of template 5 is symmetrically arranged with mounting groove 11, the top of wedge block 1 is provided with installs projection 10, projection 10 is installed is fixed on mounting groove 11 inside, template 5 belows also are symmetrically arranged with large slide block 2, be symmetrically arranged with HALF piece 3 between the upper surface of large slide block 2 and the lower surface of template 5, the both sides of HALF piece 3 are respectively arranged with mold insert 4, the arranged outside of mold insert 4 has wedging face 12, wedging face 12 coordinates with wedge block 1, the top of the throw-out collar 7 of hollow is set between symmetrical large slide block 2, throw-out collar 7 is fixedly mounted on core print 9, the inner cooperation of throw-out collar 7 is equipped with interior core 6, interior core 6 passes the top that throw-out collar 7 extends HALF piece 3, the lower end of interior core 6 coordinates with core print 9, interior core 6 inside are equipped with cooling water pipe 8, and the top of cooling water pipe 8 has gap 13.Template 5 belows are provided with 16 groups of HALF pieces 3, arrange on every group of HALF piece 3 to have two die cavities at least.

As shown in Figure 3, along large slide block 2 be vertically arranged with a plurality of wedge blocks 1, mold insert 4 and HALF piece 3, and wedge block 1, mold insert 4 and HALF piece 3 is equal in length.

As shown in Figure 2, wedging face 12 is 10 °～20 ° with the scope of the angle β of vertical plane.

Inclined-plane on original large slide block 2 is designed to separately mold insert 3 and is assemblied on HALF piece 4, because the large more original structure of slide block 2 has not had the inclined-plane, so process simple especially, easily guarantee the machining accuracy of large slide block, and can do this large slide block 2 very long, the chamber number of mould no longer be restricted as original structure like this.The more original structure of the length of wedge block 1 is done short, and the machining accuracy of wedge block 1 also can well guarantee comparatively speaking.The length of large slide block 2 and wedge block 1 is shorter, and the clamp force that needs when mutually closely cooperating is less, thereby can select the injection machine of less pressure, reduces energy-output ratio.The large slide block of present domestic employing original structure, single interface die of HALF piece at most can be up to 32 chambeies, and need to be placed on equally on 320 tons of injection machines and move (because 32 chambeies are the same with 48 cavity mould width, arrange in 32=4 * 8, arrange in 48=4 * 12), adopt the large slide block of new construction, single interface die of HALF piece can accomplish 48 chambeies, move on the 320T injection machine equally, convenience, product quality, the product percent of pass that its die life, mould are safeguarded all is better than original structure, improves 20～25% in the same condition of production compacted under cycle than original structure.

Claims

1. be with the large slide block that separates, the accurate single interface die of the high pitched tune of HALF piece, it is characterized in that: it comprises template (5), wedge block (1), large slide block (2), HALF piece (3), mold insert (4), interior core (6) and cooling water pipe (8), the below of template (5) is symmetrically arranged with mounting groove (11), the top of wedge block (1) is provided with installs projection (10), projection (10) is installed is fixed on mounting groove (11) inside, template (5) below also is symmetrically arranged with large slide block (2), be symmetrically arranged with HALF piece (3) between the upper surface of large slide block (2) and the lower surface of template (5), the both sides of HALF piece (3) are respectively arranged with mold insert (4), the arranged outside of mold insert (4) has wedging face (12), wedging face (12) coordinates with wedge block (1), the top of the throw-out collar of hollow (7) is set between symmetrical large slide block (2), throw-out collar (7) is fixedly mounted on core print (9), the inner cooperation of throw-out collar (7) is equipped with interior core (6), interior core (6) passes the top that throw-out collar (7) extends HALF piece (3), the lower end of interior core (6) coordinates with core print (9), and interior core (6) inside is equipped with cooling water pipe (8).

2. the large slide block that separates of band according to claim 1, the accurate single interface die of high pitched tune of HALF piece, it is characterized in that: the top of described cooling water pipe (8) has gap (13).

3. the large slide block that separates of band according to claim 1, the accurate single interface die of high pitched tune of HALF piece, it is characterized in that: along large slide block (2) be vertically arranged with a plurality of wedge blocks (1), mold insert (4) and HALF piece (3), and wedge block (1), mold insert (4) and HALF piece (3) is equal in length.

4. the large slide block that separates of band according to claim 1, the accurate single interface die of high pitched tune of HALF piece is characterized in that: described template (5) below is provided with 16 groups of HALF pieces (3), and upper setting of every group of HALF piece (3) has two die cavities at least.

5. the large slide block that separates of band according to claim 1, the accurate single interface die of high pitched tune of HALF piece, it is characterized in that: described wedging face (12) is 10 °～20 ° with the scope of the angle β of vertical plane.