CN204844721U - Annular back -off demoulding mechanism in injection mould cavity spare - Google Patents
Annular back -off demoulding mechanism in injection mould cavity spare Download PDFInfo
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- CN204844721U CN204844721U CN201520380969.6U CN201520380969U CN204844721U CN 204844721 U CN204844721 U CN 204844721U CN 201520380969 U CN201520380969 U CN 201520380969U CN 204844721 U CN204844721 U CN 204844721U
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- core
- slide
- slider
- slide rail
- oil cylinder
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Abstract
Annular back -off demoulding mechanism in injection mould cavity spare, including last, lower compound plate, go up the compound plate and divide into the die cavity, establish the slide down on the compound plate, establish the core on the slide, there is the working of plastics between core and the die cavity, annular back -off in the working of plastics is made down, establish the support column in its characterized in that slide, a slide outside ann left side, the right side, it is preceding, back hydro -cylinder, slide rail and front and back slide rail are controlled to the system on the slide, the core includes that the principal mode core divides into a left side, the right side, it is preceding, loose core in the back, the principal mode core is connected with the support column, a left side, the right side, it is preceding, loose core in the back respectively and the interior annular back -off cooperation of working of plastics, the left groove of system in loosing core in the left side, make left slider in the left side under loosing core, left side hydro -cylinder drives left slider and slides on controlling the slide rail, the right groove of system in loosing core in the right side, make right slider in the right side under loosing core, right side hydro -cylinder drives right slider and slides on controlling the slide rail, it makes preceding slider down to loose core in preceding, the slider slided on the slide rail of back in the front before preceding hydro -cylinder drove, it makes the back slider down to loose core in the back, back hydro -cylinder drives the back slider and slides on the slide rail of back in the front.
Description
Technical field
The utility model relates to injection mold, particularly relates to annular reverse buckle demolding mechanism in injection mould cavity part.
Background technology
In injection mold, if working of plastics is annular, the side of annular working of plastics is shaped with wall, opposite side is opening, and the inwall of opening is shaped with interior annular back-off structure, prior art is normally made into the interior annular back-off of narrower width, then by strong de-, the interior annular back-off of working of plastics is made to deviate from core, yielding when such working of plastics is positioned at the demoulding of back-off place, even be pulled off, the yield rate of product is low, thus improves production cost, and interior annular back-off width is little, it is unreliable to assemble, and affects result of use.
Summary of the invention
The purpose of this utility model is the shortcoming existed to overcome prior art; a kind of interior annular back-off being conducive to working of plastics is provided to deviate from mould; yield rate is high; enhance productivity; in working of plastics, annular back-off width is suitable, assembles annular reverse buckle demolding mechanism in reliable injection mould cavity part with assembly parts.
In the utility model injection mould cavity part, the technical scheme of annular reverse buckle demolding mechanism is: comprise compound plate and lower compound plate, under upper compound plate, die cavity is set, lower compound plate arranges slide, slide arranges core, the working of plastics of injection mo(u)lding is had between core and die cavity, interior annular back-off is shaped with under working of plastics, it is characterized in that: in described slide, support column is set, left oil cylinder is installed in the outside of slide, right oil cylinder, front oil cylinder and rear oil cylinder, slide is shaped with left and right slide rail and front and back slide rail, described core comprises the main core on top, under main core, left inside loosing core is set, right insidely to loose core, front inner core pulling and rear inner core pulling, main core is connected with support column, left, right, before, rear inner core pulling matches with back-off annular in working of plastics respectively, described left inside loose core in be shaped with left groove, left inside loose core under be shaped with left slider, left oil cylinder drives left slider to slide on the slide rail of left and right, right inside loose core in be shaped with right groove, right inside loose core under be shaped with right slide block, right oil cylinder drives right slide block to slide on the slide rail of left and right, front-slider is shaped with under front inner core pulling, front oil cylinder drives front-slider to slide on the slide rail of front and back, rear slider is shaped with under rear inner core pulling, rear oil cylinder drives rear slider to slide on the slide rail of front and back.
The utility model discloses annular reverse buckle demolding mechanism in a kind of injection mould cavity part, principal character is main core core being divided into top, under main core, arrange a left side, right, before, rear inner core pulling, wherein left, right insidely loose core in small semicircle shape, on a left side, right inside loose core in have a left side, right groove, and front, rear inner core pulling is less than a left side, right groove, when mold-closing injection, left, right, before, rear inner core pulling is combined outer wall and is formed whole circle, makes the working of plastics mouth inner wall of injection mo(u)lding form annular back-off in, and when after working of plastics injection mo(u)lding, mould die sinking, first by front, before rear oil cylinder drives, rear slider moves to the inside on the slide rail of front and back, front, before rear slider drives, rear inner core pulling slides, before making, annular back-off in the part that rear inner core pulling first deviates from working of plastics, current, after rear inner core pulling contacts, then by a left side, right oil cylinder drives left, right slide block moves to the inside on the slide rail of left and right, left, right slide block drives left, right inside slip of loosing core, makes a left side, the interior annular back-off of right inside working of plastics of loosing core, until left, right inside loosing core contacts, due to a left side, a right inside left side of loosing core, before right groove is greater than, rear inner core pulling, therefore left, right inside can not with front when loosing core closed, rear inner core pulling is inconsistent, now left, right, before, rear inner core pulling deviates from the interior annular back-off of working of plastics all completely, working of plastics just can take out from mould, the interior annular back-off of working of plastics is deviate from easily, yield rate is high, improve production efficiency, and in-core back-off has enough width in working of plastics, ensure that itself and assembly parts assemble reliably, ensure that product quality.
Accompanying drawing explanation
Fig. 1 is annular reverse buckle demolding mechanism matched moulds state schematic top plan view in injection mould cavity part;
Fig. 2 is A-A direction schematic cross-section of Fig. 1;
Fig. 3 is B-B direction schematic cross-section of Fig. 1;
Fig. 4 is annular reverse buckle demolding mechanism inner core pulling state schematic top plan view in injection mould cavity part;
Fig. 5 is C-C direction schematic cross-section of Fig. 4;
Fig. 6 is D-D direction schematic cross-section of Fig. 4;
Fig. 7 is left oil cylinder and left slider, left inside mated condition schematic top plan view of loosing core;
Fig. 8 is front oil cylinder and front-slider, front inner core pulling mated condition schematic top plan view;
Fig. 9 is that left, right, front and rear inner core pulling is loosed core state schematic top plan view.
Detailed description of the invention
The utility model relates to annular reverse buckle demolding mechanism in a kind of injection mould cavity part, as shown in Fig. 1-Fig. 9, comprise compound plate 1 and lower compound plate 2, die cavity 11 is set under upper compound plate, lower compound plate arranges slide 21, slide arranges core, the working of plastics 3 of injection mo(u)lding is had between core and die cavity, interior annular back-off 31 is shaped with under working of plastics, it is characterized in that: in described slide 21, support column 22 is set, left oil cylinder 23 is installed in the outside of slide 21, right oil cylinder 24, front oil cylinder 25 and rear oil cylinder 26, slide 21 is shaped with left and right slide rail 27 and front and back slide rail 28, described core comprises the main core 4 on top, arrange under main core and left insidely loose core 5, right insidely loose core 6, front inner core pulling 7 and rear inner core pulling 8, main core and support column 22 fix, left, right, before, rear inner core pulling 5, 6, 7, 8 match with back-off 31 annular in working of plastics 3 respectively, described left inside loosing core in 5 is shaped with left groove 51, left inside loose core under be shaped with left slider 52, left oil cylinder 23 drives left slider to slide on left and right slide rail 27, right inside loosing core in 6 is shaped with right groove 61, right inside loose core under be shaped with right slide block 62, right oil cylinder 24 drives right slide block to slide on the slide rail of left and right, front inner core pulling is shaped with front-slider 71 7 times, front oil cylinder 25 drives front-slider to slide on front and back slide rail 28, rear inner core pulling is shaped with rear slider 81 8 times, rear oil cylinder 26 drives rear slider to slide on the slide rail of front and back.Principal character is the main core 4 core being divided into top, under main core, arrange a left side, right, before, rear inner core pulling 5, 6, 7, 8, wherein left, right insidely loose core in small semicircle shape, on a left side, right inside loose core in have a left side, right groove 51, 61, and front, rear inner core pulling 7, 8 are less than a left side, right groove, when mold-closing injection, left, right, before, rear inner core pulling 5, 6, 7, 8 combine outer wall forms whole circle, makes working of plastics 3 mouth inner wall of injection mo(u)lding form annular back-off 31 in, and when after working of plastics injection mo(u)lding, mould die sinking, first by front, rear oil cylinder 25, before 26 drives, rear slider 71, 81 move to the inside on front and back slide rail 28, front, before rear slider drives, rear inner core pulling 7, 8 slide, before making, annular back-off 31 in the part that rear inner core pulling first deviates from working of plastics 3, current, after rear inner core pulling contacts, then by a left side, right oil cylinder 23, 24 drive a left side, right slide block 52, 62 move to the inside on left and right slide rail 27, left, right slide block drives left, right insidely loose core 5, 6 slide, and make a left side, the interior annular back-off of right inside working of plastics of loosing core, until left, right inside loosing core contacts, due to a left side, a right inside left side of loosing core, right groove 51, 61 be greater than before, rear inner core pulling 7, 8, therefore left, right inside can not with front when loosing core closed, rear inner core pulling is inconsistent, now left, right, before, rear inner core pulling deviates from the interior annular back-off of working of plastics all completely, working of plastics just can take out from mould, the interior annular back-off 31 of working of plastics 3 is deviate from easily, yield rate is high, improve production efficiency, and in-core back-off has enough width in working of plastics, ensure that itself and assembly parts assemble reliably, ensure that product quality.
Claims (1)
1. annular reverse buckle demolding mechanism in injection mould cavity part, comprise compound plate (1) and lower compound plate (2), die cavity (11) is set under upper compound plate, lower compound plate is arranged slide (21), slide arranges core, the working of plastics (3) of injection mo(u)lding is had between core and die cavity, interior annular back-off (31) is shaped with under working of plastics, it is characterized in that: in described slide (21), support column (22) is set, left oil cylinder (23) is installed in the outside of slide (21), right oil cylinder (24), front oil cylinder (25) and rear oil cylinder (26), slide (21) is shaped with left and right slide rail (27) and front and back slide rail (28), described core comprises the main core (4) on top, left inside loose core (5) are set under main core, right inside loose core (6), front inner core pulling (7) and rear inner core pulling (8), main core and support column (22) fix, left, right, before, rear inner core pulling (5, 6, 7, 8) match with the interior annular back-off (31) of working of plastics (3) respectively, left groove (51) is shaped with in described left inside loose core (5), left inside loose core under be shaped with left slider (52), left oil cylinder (23) drives left slider in the upper slip of left and right slide rail (27), right groove (61) is shaped with in right inside loose core (6), right inside loose core under be shaped with right slide block (62), right oil cylinder (24) drives right slide block to slide on the slide rail of left and right, front-slider (71) is shaped with under front inner core pulling (7), front oil cylinder (25) drives front-slider in the upper slip of front and back slide rail (28), rear slider (81) is shaped with under rear inner core pulling (8), rear oil cylinder (26) drives rear slider to slide on the slide rail of front and back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380969.6U CN204844721U (en) | 2015-06-05 | 2015-06-05 | Annular back -off demoulding mechanism in injection mould cavity spare |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520380969.6U CN204844721U (en) | 2015-06-05 | 2015-06-05 | Annular back -off demoulding mechanism in injection mould cavity spare |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204844721U true CN204844721U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520380969.6U Expired - Fee Related CN204844721U (en) | 2015-06-05 | 2015-06-05 | Annular back -off demoulding mechanism in injection mould cavity spare |
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| CN (1) | CN204844721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985762A (en) * | 2015-06-05 | 2015-10-21 | 浙江凯华模具有限公司 | Inner annular backoff demoulding mechanism for injection mould cavity piece |
-
2015
- 2015-06-05 CN CN201520380969.6U patent/CN204844721U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985762A (en) * | 2015-06-05 | 2015-10-21 | 浙江凯华模具有限公司 | Inner annular backoff demoulding mechanism for injection mould cavity piece |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151209 Termination date: 20200605 |