CN103358488B - Two-time internal pulling device of injection mold with cooling mechanism - Google Patents
Two-time internal pulling device of injection mold with cooling mechanism Download PDFInfo
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- CN103358488B CN103358488B CN201310273415.1A CN201310273415A CN103358488B CN 103358488 B CN103358488 B CN 103358488B CN 201310273415 A CN201310273415 A CN 201310273415A CN 103358488 B CN103358488 B CN 103358488B
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Abstract
The invention relates to a two-time internal pulling device of an injection mold with a cooling mechanism, which comprises a movable mold plate, wherein a barrel is mounted on the movable mold plate; the inside of the barrel is provided with a guiding I-shaped block capable of sliding along the inner wall of the barrel, a rotation stop block and a slide rail; the rotation stop block is fixed with the end part of the slide rail; the guiding I-shaped block, a connection block, a guide slide block and an eight-slide-block mechanism are sequentially connected; first-time internal pulling is realized through the I-shaped cooperation between the guide slide block and the eight-slide-block mechanism, second-time internal pulling is realized through the I-shaped cooperation between an I-shaped slide block and an internal pulling block, and core pulling is finally performed; and the eight-slide-block mechanism is also provided with a cooling mechanism. The technical scheme is characterized in that core pulling and two-time inverted internal pulling prior to core pulling can be realized by one cylinder. Compared with the prior art, the structure is obviously simple, the mold manufacturing cost is low, no pause exists between core pulling and two-time internal pulling, the production cycle of pipe fittings is shortened, and the production efficiency is improved.
Description
The divisional application that the present invention is application number is 201110313653.1, the applying date is on October 14th, 2011, invention and created name is " Double-interior pulling mechanism of injection mold ".
Technical field
The present invention relates to a kind of two-time internal drawing device with the injection mold of cooling body, belong to technical field of mold.
Background technology
Pipe fitting as shown in Figure 16,17, has the annular back-off 20 for placing sealing ring in joint, and for engaging the block back-off 30 of location, and this pipe fitting, after moulding due to the existence of back-off, cannot directly carry out loosing core, the demoulding.Processing mode conventional is at present before loosing core, first carry out taking out in twice, take out in each and driven by an oil cylinder, add that extracting fuse out also needs separately to join oil cylinder, so this core-pulling mechanism at least needs 3 oil cylinders, not only complex structure, die manufacturing cost are high, and need regular hour gap due to every complete next cylinder efficient that is switched to of oil cylinder stroke, therefore with this mold injection product, its cycle is longer, and production efficiency is low.
Summary of the invention
The object of this invention is to provide that a kind of structure is simple, low cost of manufacture, the two-time internal drawing device with the injection mold of cooling body of can shorten life cycle of the product, enhancing productivity.
The technical solution adopted in the present invention is to achieve the above object of the invention:
There is the two-time internal drawing device of the injection mold of cooling body, comprise moving platen, it is characterized in that described moving platen installs gun barrel, in described gun barrel, be provided with guiding I-shaped block, anti-rotation block and the slide rail that can slide along gun barrel inwall;
One end of described guiding I-shaped block and contiguous block is fixed, and described contiguous block has groove, and described anti-rotation block is arranged in described groove, and the two ends of described anti-rotation block are the arc structure coordinated with gun barrel inwall, and the end winding support of described anti-rotation block and described slide rail;
The other end of described contiguous block is fixed with slider guide, and described contiguous block and described slider guide all can slide along described slide rail inwall, and described slider guide is connected with eight slide blocks, and described eight slide blocks are shaped with bulge loop;
Described anti-rotation block center has the first blind hole, and described first blind hole internal fixtion has connecting rod, and described connecting rod stretches in the second blind hole on fuse after running through contiguous block and slider guide successively away from one end of the first blind hole;
The second blind hole on described fuse is step-like, comprises first step, second step and the 3rd step from inside to outside successively, and described connecting rod stretches in described first step away from one end of the first blind hole;
The I-shaped slide block that can slide along second step wall is provided with in described second step, wherein I-shaped slide block and described connecting rod are fixed, described I-shaped slide block is connected with polylith slidably in take out block, take out block in every block and be shaped with projection away from the end of described I-shaped slide block, take out block in described to distribute radially along described fuse radial direction, and run through described fuse and make described projection expose the outer wall of described fuse, described I-shaped slide block with described in take out the matching relationship of block identical with the matching relationship of described eight slide blocks with described slider guide;
In described 3rd step, the fuse fixed block described I-shaped slide block being played to position-limiting action is installed;
The end of described gun barrel is provided with oil cylinder, and the cylinder rod of described oil cylinder is connected with described guiding I-shaped block;
Described eight slide blocks are provided with water route cooling body, described water route cooling body comprises, be shaped with pipelined channel in each slide block on described eight slide blocks, the two ends of described pipelined channel are all opened on shoe surface and form entery and delivery port, and described entery and delivery port is all provided with water pipe.
In technique scheme, the matching relationship between described slider guide and described eight slide blocks is: described slider guide is shaped with oblique I-shaped groove, and described eight slide blocks are shaped with inner slide, described inner slide and described oblique I-shaped slot fit.
The feature of the technical program is that use oil cylinder can realize taking out in twice back-off before loosing core and loosing core, and compared with prior art, structure is obviously simple, die manufacturing cost is low, and loose core and do not stop between taking out in twice, shorten the production cycle of pipe fitting, improve production efficiency.
Accompanying drawing explanation
Fig. 1 is the annexation schematic diagram of a specific embodiment of the present invention and injection mold;
Fig. 2 is the structural representation of a specific embodiment of the present invention in Fig. 1;
Fig. 3 is slide rail in Fig. 2, slider guide, contiguous block, fit structure schematic diagram between anti-rotation block and connecting rod;
Fig. 4 is the generalized section in A-A direction in Fig. 3;
Fig. 5 is the structural representation of contiguous block in Fig. 3;
Fig. 6 is the fit structure schematic diagram in Fig. 2 between slider guide and eight slide blocks;
Fig. 7 is the structural representation of eight slide blocks in Fig. 2;
Fig. 8 is the left TV structure schematic diagram of eight slide blocks in Fig. 7;
Fig. 9 is the water route cooling body pipeline schematic diagram of eight slide blocks in Fig. 7;
Figure 10 is the partial enlargement structural representation in U region in Fig. 2;
Figure 11 is the structural representation of fuse in Figure 10;
Figure 12 is the structural representation of a kind of embodiment of fixed mechanism of the present invention;
Figure 13 is the generalized section in B ' in Figure 12-B ' direction;
Figure 14 is the structural representation of the another kind of embodiment of fixed mechanism of the present invention;
Figure 15 is the generalized section in C-C direction in Figure 14;
Figure 16 is the product structure schematic diagram of injection mo(u)lding of the present invention;
Figure 17 is the product sectional view of injection mo(u)lding of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention are described further:
As shown in Figure 1 and Figure 2, have the two-time internal drawing device of the injection mold of cooling body, comprise moving platen 19, moving platen 19 is installed gun barrel 10, gun barrel 10 is the hollow cylinder with an end cap.
Be provided with guiding I-shaped block 5, anti-rotation block 4 and the slide rail 9 that can slide along gun barrel 10 inwall in gun barrel 10, wherein slide rail 9 is uncovered hollow cylinder, and guiding I-shaped block 5 is fixed with one end of contiguous block 8.
Contiguous block 8 is a cylinder, and have groove 81 in the middle of it, center is shaped with tie rod holes 82, as shown in Figure 5.
Anti-rotation block 4 is arranged in groove 81, and its width is corresponding with groove 81 width; The two ends of anti-rotation block 4 are the arc structure coordinated with gun barrel 10 inwall, and fix with the right side of slide rail 9, and its effect prevents contiguous block 8 from sliding process, producing rotation, as shown in Figure 4.
The other end of contiguous block 8 is fixed with slider guide 1 by screw, slider guide 1 is furnished with eight slide blocks 2, and wherein contiguous block 8 and slider guide 1 all can slide along slide rail 9 inwall.
Slider guide 1, in Rotary-table, is shaped with equally distributed 8 oblique I-shaped grooves 11 in slider guide 1 side along generatrix direction, as shown in Figure 3 and Figure 6.
Eight slide blocks 2 are a kind of mechanisms that current mould applications is commonly used, its loop configuration be made up of 8 pieces of slide blocks, " the eight slide block PVC bulging mould designs " literary composition specifically can write see Chen Jun honor in periodical "-2006 years 5 phases of Making mold ", Cui Caifen, Liu Xiuhuan.Every block slide block of eight slide blocks 2 is all shaped with inner slide 22, and inner slide 22 matches, as shown in Fig. 6 and Fig. 9 with the structure of oblique I-shaped groove 11.
Eight slide blocks 2 are also shaped with bulge loop 21, as shown in Figure 8.Bulge loop 21 is for making the annular back-off 20 of pipe fitting shaping.
Have the first blind hole at anti-rotation block 4 center, the first blind hole internal fixtion has connecting rod 3, in the second blind hole that connecting rod 3 makes its one end away from the first blind hole stretch on fuse 6 after running through the tie rod holes 82 of contiguous block 8 and slider guide 1 successively, as shown in Figure 2.
As shown in Figure 12 and Figure 13, the one side being shaped with the first blind hole at anti-rotation block 4 is shaped with draw-in groove, the connecting rod card 41 that size coordinates with draw-in groove is fixed with in draw-in groove, its fixed form can be: be shaped with groove (projection) in connecting rod card 41 two side, the draw-in groove wall of anti-rotation block 4 is shaped with projection (groove), is fixed by projection and groove; Also can direct screw connecting rod card 41 is locked in anti-rotation block 4 realizes fixing; Above-mentioned two kinds of modes can also be adopted to realize fixing simultaneously.
Connecting rod card 41 is shaped with crank-guide way, connecting rod 3 both sides are shaped with the recess coordinated with crank-guide way two side, and because connecting rod 3 both sides are shaped with recess, therefore this local of connecting rod 3 diminishes, crank-guide way can just be inserted, and crank-guide way two side is also just stuck in the recess that connecting rod 3 both sides are shaped with.The fixing of anti-rotation block 4 and connecting rod 3 is realized by this structure.
The second blind hole on fuse 6 is step-like, comprises first step 61, second step 62 and the 3rd step 63 from inside to outside successively, and connecting rod 3 stretches in first step 61 away from one end of the first blind hole, as shown in Figure 10 and Figure 11.
The I-shaped slide block 12 that can slide along second step 62 wall is provided with in second step 62, wherein I-shaped slide block 12 is fixed with connecting rod 3, I-shaped slide block 12 is connected with 8 pieces slidably in take out block 13, take out block 13 in every block and be shaped with projection 14 away from the end of I-shaped slide block 12, projection 14 is for making the block back-off 30 of pipe fitting shaping.Take out block 13 in 8 pieces to be uniformly distributed radially along fuse 6 radial direction, and run through fuse 6 and make projection 14 expose the outer wall of fuse 6, I-shaped slide block 12 is identical with the matching relationship between slider guide 1 and eight slide blocks 2 with the interior matching relationship taken out between block 13.
In 3rd step 63, fuse fixed block 16 is installed.Stop sliding when fuse fixed block 16 will be encountered after I-shaped slide block 12 to the right slip h distance, avoid coming off.
The right end cap of gun barrel 10 is provided with oil cylinder 7, the cylinder rod 71 of oil cylinder 7 is connected with guiding I-shaped block 5 through right end cap.
As shown in Figure 14, Figure 15, be out of shape as to the one of technique scheme, fixed form between anti-rotation block 4 and connecting rod 3 can adopt the one side being shaped with the first blind hole at anti-rotation block 4 to be fixed with connecting rod clamp 42, the size of connecting rod clamp 42 cross section and the matching size of anti-rotation block 4 cross section close, connecting rod clamp 42 is shaped with crank-guide way, connecting rod 3 both sides are shaped with the recess coordinated with crank-guide way two side, in like manner also realize the fixing of switch block 4 and connecting rod 3.But lock by screw between anti-rotation block 4 and connecting rod clamp 42 in the technical program, but cannot be fixed by projection and groove.
As the further optimization to technique scheme, water route cooling body can also be provided with on eight slide blocks 2, water route cooling body specifically comprises, pipelined channel is shaped with in each slide block on eight slide blocks 2, the two ends of pipelined channel are all opened on shoe surface and form entery and delivery port, and entery and delivery port is all provided with water pipe.Can be each entery and delivery port equal separate configurations straight water pipe 23, also can only to part entery and delivery port configuration straight water pipe 23, all the other entery and delivery ports are communicated with by connecting water pipe 24, as shown in Figure 9.By connecting water pipe 24 pairs of entery and delivery ports be communicated with its advantage be take up room little.
The course of work of this Double-interior pulling mechanism is as follows:
After die sinking, oil cylinder 7 is with action-oriented I-shaped block 5 to slide to the right by cylinder rod 71, lead I-shaped block 5 drives contiguous block 8, contiguous block 8 drives slider guide 1 to slide to the right simultaneously, and now other parts such as anti-rotation block 4, connecting rod 3, slide rail 9 all remain on original position, in the process, eight slide blocks 2 will inwardly shrink under the effect of oblique I-shaped groove 11, bulge loop 21 also slowly departs from annular back-off 20, the H distance until contiguous block 8 moves right, anti-rotation block 4 is encountered in the left part 83 of contiguous block 8, now, bulge loop 21 departs from annular back-off 20 completely, so far completes in first time and takes out.
Action-oriented I-shaped block 5 is with by oil cylinder 7, contiguous block 8 and slider guide 1 continue to slide to the right, because anti-rotation block 4 has been encountered in the left part 83 of contiguous block 8, therefore anti-rotation block 4 drivening rod 3, connecting rod 3 drives I-shaped slide block 12 synchronously to slide to the right, and in this process fuse 6 and fuse fixed block 16 still to remain on original position motionless, with under the effect of the oblique I-shaped groove taken out in first time in like manner on I-shaped slide block 12, inside take out block 13 inwardly to slide, the projection 14 inside taken out on block 13 also slowly departs from the block back-off 30 on pipe fitting, the h distance until contiguous block 8 I-shaped slide block 12 moves right again, I-shaped slide block 12 encounters fuse fixed block 16, now, projection 14 departs from block back-off 30 completely, so far complete in second time and take out.
Oil cylinder 7 is with action-oriented I-shaped block 5, contiguous block 8, slider guide 1, anti-rotation block 4, connecting rod 3 and I-shaped slide block 12 to continue to slide to the right, because I-shaped slide block 12 has encountered fuse fixed block 16, therefore fuse fixed block 16 and fuse 6 fixing with it also slide to the right, until fuse 6 departs from from pipe fitting, complete whole process of loosing core.
Can find out from above, smoke in twice and carry out with three processes of once loosing core are coherent, therefore shorten the production cycle of pipe fitting, improve production efficiency.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technical staff in the art on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should fall within the scope of protection of the present invention under this invention's idea.
Claims (2)
1. there is the two-time internal drawing device of the injection mold of cooling body, comprise moving platen (19), it is characterized in that described moving platen (19) installs gun barrel (10), in described gun barrel (10), be provided with guiding I-shaped block (5), anti-rotation block (4) and the slide rail (9) that can slide along gun barrel (10) inwall;
Described guiding I-shaped block (5) is fixed with one end of contiguous block (8), described contiguous block (8) has groove (81), described anti-rotation block (4) is arranged in described groove (81), the two ends of described anti-rotation block (4) are the arc structure coordinated with gun barrel (10) inwall, and the end winding support of described anti-rotation block (4) and described slide rail (9);
The other end of described contiguous block (8) is fixed with slider guide (1), described contiguous block (8) and described slider guide (1) all can slide along described slide rail (9) inwall, described slider guide (1) is connected with eight slide blocks (2), and described eight slide blocks (2) are shaped with bulge loop (21);
Described anti-rotation block (4) center has the first blind hole, described first blind hole internal fixtion has connecting rod (3), and described connecting rod (3) stretches in the second blind hole on fuse (6) after running through contiguous block (8) and slider guide (1) successively away from one end of the first blind hole;
The second blind hole on described fuse (6) is step-like, comprise first step (61), second step (62) and the 3rd step (63) from inside to outside successively, described connecting rod (3) stretches in described first step (61) away from one end of the first blind hole;
The I-shaped slide block (12) that can slide along second step (62) wall is provided with in described second step (62), wherein I-shaped slide block (12) is fixed with described connecting rod (3), described I-shaped slide block (12) is connected with polylith slidably in take out block (13), take out block (13) in every block and be shaped with projection (14) away from the end of described I-shaped slide block (12), take out block (13) in described to distribute radially along described fuse (6) radial direction, and run through described fuse (6) and make described projection (14) expose the outer wall of described fuse (6), described I-shaped slide block (12) with described in take out the matching relationship of block (13) identical with the matching relationship of described eight slide blocks (2) with described slider guide (1),
The fuse fixed block (16) described I-shaped slide block (12) being played to position-limiting action is installed in described 3rd step (63);
The end of described gun barrel (10) is provided with oil cylinder (7), and the cylinder rod (71) of described oil cylinder (7) is connected with described guiding I-shaped block (5),
Described eight slide blocks (2) are provided with water route cooling body, described water route cooling body comprises, pipelined channel is shaped with in each slide block on described eight slide blocks (2), the two ends of described pipelined channel are all opened on shoe surface and form entery and delivery port, and described entery and delivery port is all provided with water pipe.
2. the two-time internal drawing device with the injection mold of cooling body according to claim 1, it is characterized in that the matching relationship between described slider guide (1) and described eight slide blocks (2) is: described slider guide (1) is shaped with oblique I-shaped groove (11), described eight slide blocks (2) are shaped with inner slide (22), and described inner slide (22) coordinates with described oblique I-shaped groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310273415.1A CN103358488B (en) | 2011-10-14 | 2011-10-14 | Two-time internal pulling device of injection mold with cooling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310273415.1A CN103358488B (en) | 2011-10-14 | 2011-10-14 | Two-time internal pulling device of injection mold with cooling mechanism |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110313653 Division CN102380932B (en) | 2011-10-14 | 2011-10-14 | Double-interior pulling mechanism of injection mold |
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| Publication Number | Publication Date |
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| CN103358488A CN103358488A (en) | 2013-10-23 |
| CN103358488B true CN103358488B (en) | 2015-05-06 |
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| CN201310273415.1A Active CN103358488B (en) | 2011-10-14 | 2011-10-14 | Two-time internal pulling device of injection mold with cooling mechanism |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01108713U (en) * | 1988-01-16 | 1989-07-24 | ||
| CN201120685Y (en) * | 2007-10-30 | 2008-09-24 | 王正军 | Internal loose core apparatus of plastic mold |
| CN101890773A (en) * | 2009-05-23 | 2010-11-24 | 台州市黄岩西诺模具有限公司 | Internal core-pulling demoulding structure of seal groove of small pipe fitting |
| CN202344778U (en) * | 2011-10-14 | 2012-07-25 | 台州市黄岩西诺模具有限公司 | Double interior drawing device of injection mold with cooling mechanism |
-
2011
- 2011-10-14 CN CN201310273415.1A patent/CN103358488B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01108713U (en) * | 1988-01-16 | 1989-07-24 | ||
| CN201120685Y (en) * | 2007-10-30 | 2008-09-24 | 王正军 | Internal loose core apparatus of plastic mold |
| CN101890773A (en) * | 2009-05-23 | 2010-11-24 | 台州市黄岩西诺模具有限公司 | Internal core-pulling demoulding structure of seal groove of small pipe fitting |
| CN202344778U (en) * | 2011-10-14 | 2012-07-25 | 台州市黄岩西诺模具有限公司 | Double interior drawing device of injection mold with cooling mechanism |
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| CN103358488A (en) | 2013-10-23 |
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