CN212528566U - Injection mold pushes up mechanism to one side convenient to drawing of patterns - Google Patents
Injection mold pushes up mechanism to one side convenient to drawing of patterns Download PDFInfo
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- CN212528566U CN212528566U CN202021108151.6U CN202021108151U CN212528566U CN 212528566 U CN212528566 U CN 212528566U CN 202021108151 U CN202021108151 U CN 202021108151U CN 212528566 U CN212528566 U CN 212528566U
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- sliding
- die
- thimble
- groove
- injection mold
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- 238000002347 injection Methods 0.000 title claims abstract description 33
- 239000007924 injection Substances 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 title claims abstract description 15
- 238000001746 injection moulding Methods 0.000 claims abstract description 26
- 230000001050 lubricating effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 210000002421 cell wall Anatomy 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000000670 limiting effect Effects 0.000 description 6
- 230000002349 favourable effect Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of the technique of mould production and specifically relates to an injection mold pushes up mechanism to one side convenient to drawing of patterns is related to, it includes the die carrier, terrace die and die, the die carrier includes the die holder, thimble panel and thimble, thimble panel sets up in the top of die holder, the thimble sets up in thimble panel's top, the tip that thimble panel was kept away from to the thimble is contradicted in the casing, the terrace die internal slipping cooperation has oblique kicking block, one side that oblique kicking block orientation lug was seted up flutedly, the lug is located the recess, thimble panel's top is provided with oblique kicking block, the one end that thimble panel was kept away from to oblique kicking block slides the cooperation and has oblique ejector pin, oblique ejector pin keeps away from oblique kicking block's one end fixed connection in oblique kicking. The utility model discloses not fragile effect when having the injection moulding product drawing of patterns of lug.
Description
Technical Field
The utility model belongs to the technical field of the technique of mould production and specifically relates to an injection mold pushes up mechanism to one side convenient to drawing of patterns.
Background
The die is various dies and tools for producing required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother".
The injection mold is a common mold for producing plastic products, and generally comprises a male mold and a female mold, wherein an injection product is generally formed between the male mold and the female mold, the formed injection product is ejected out of the formed injection product on the male mold by virtue of an ejector pin after the mold is opened, the conventional injection product is shown in figure 1 and mainly comprises a shell, the inner side wall of the shell is fixedly connected with a lug which faces the male mold in a horizontal state, the lug is positioned in the male mold after the injection product is formed in the male mold and the female mold, and when the injection product is ejected out of the male mold by virtue of the ejector pin directly, the injection product is easy to damage during demolding due to the limiting effect of the lug, so the improvement is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing an injection mold pushes up mechanism to one side convenient to drawing of patterns, not fragile advantage when it has the injection moulding product drawing of patterns that has the lug.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an injection mold pushes up mechanism to one side convenient to drawing of patterns, includes die carrier, terrace die and die, the die carrier includes die holder, thimble panel and thimble, thimble panel sets up in the top of die holder, the thimble sets up in thimble panel's top, the tip that thimble panel was kept away from to the thimble is contradicted in the casing, the cooperation of sliding in the terrace die has oblique kicking block, one side towards the lug of oblique kicking block is seted up flutedly, the lug is located in the recess, thimble panel's top is provided with oblique kicking block, the cooperation of sliding of the one end that thimble panel was kept away from to oblique kicking block has oblique ejector pin, the one end fixed connection that oblique kicking block was kept away from to oblique ejector pin is in oblique kicking block, oblique ejector pin wears to locate the terrace.
Through adopting above-mentioned technical scheme, injection moulding product is behind injection moulding between terrace die and die, it makes the thimble ejecting the injection moulding product that is located on the terrace die to make through the upward shift of thimble panel, at this in-process, oblique ejector pin slides to the oblique footstock, and then make oblique kicking block upwards slide along vertical direction slope, the in-process that oblique kicking block upwards slided, the lug breaks away from the recess on the oblique kicking block from the horizontal direction, and then accomplish the process that injection moulding product pushed out from the terrace die, injection moulding product is when ejecting, the lug breaks away from the recess from the horizontal direction and then is difficult for playing the limiting displacement when drawing patterns to injection moulding product, and then make the injection moulding product that has the lug not fragile when drawing patterns, injection moulding product's production yields is high.
The present invention may be further configured in a preferred embodiment as: the top of the oblique ejector seat is provided with a sliding groove extending along the horizontal direction, and one end of the oblique ejector rod is located in the sliding groove and is in sliding fit with the sliding groove.
Through adopting above-mentioned technical scheme, the setting that the groove that slides and oblique ejector pin one end slided makes the sliding structure between oblique ejector pin and the oblique footstock simple, and processing is convenient, and the practicality is strong.
The present invention may be further configured in a preferred embodiment as: the length of the sliding groove is larger than the thickness of the bump.
Through adopting above-mentioned technical scheme, the stroke of sliding of ejector pin in the groove that slides is greater than the motion stroke at the horizontal direction when the lug breaks away from the recess to be favorable to keeping under the prerequisite that the ejector pin support is stable to oblique footstock, the integrality when guaranteeing the injection moulding product drawing of patterns makes it not fragile when the drawing of patterns.
The present invention may be further configured in a preferred embodiment as: one of them the cell wall fixedly connected with sliding block of sliding groove towards another sliding groove, the sliding tray has been seted up to the one side of oblique ejector pin towards the sliding block, the sliding block is located the sliding tray and slides the cooperation with the sliding tray.
Through adopting above-mentioned technical scheme, the cooperation of sliding block and sliding tray plays the further limiting displacement when sliding to the oblique ejector pin to stability when being favorable to further reinforcing sliding block to slide along the sliding tray.
The present invention may be further configured in a preferred embodiment as: each the edges and corners of sliding block, sliding tray and sliding tray all are the circular arc transition setting.
Through adopting above-mentioned technical scheme, the setting up of each edges and corners department circular arc transition is favorable to reducing because of the sliding block slides along the sliding tray and oblique ejector pin when sliding along the sliding tray, and each edges and corners department leads to the condition of wearing and tearing because of continuous friction.
The present invention may be further configured in a preferred embodiment as: and a lubricating layer is arranged on the surface of the sliding block.
Through adopting above-mentioned technical scheme, being provided with of lubricant film does benefit to when reducing the sliding block and sliding in the sliding tray, and the sliding tray between the frictional force to improve the smoothness nature when the sliding block slides along the sliding tray.
The present invention may be further configured in a preferred embodiment as: the inclined top seat is fixedly connected to the ejector pin panel through a sunk screw.
Through adopting above-mentioned technical scheme, the fixed knot between oblique footstock and the thimble panel constructs simply stably, and the practicality is strong, simultaneously, the countersunk screw be provided with do benefit to and keep the planarization between its and each panel behind the oblique footstock rigidity.
The present invention may be further configured in a preferred embodiment as: and an exhaust groove is formed in one side of the female die, which faces the male die, and is arranged around the injection molding product.
Through adopting above-mentioned technical scheme, the setting of air discharge duct is convenient for in time discharge the gas that the material produced in the heating engineering to be favorable to improving the shaping quality behind the injection moulding product injection moulding.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when the injection product is ejected, the lug is separated from the groove from the horizontal direction, so that the limiting effect on the injection product in demoulding is not easily realized, and the injection product with the lug is not easily damaged in demoulding;
2. the sliding stroke of the oblique ejector rod in the sliding groove is larger than the movement stroke of the lug in the horizontal direction when the lug is separated from the groove, so that the injection molding product is not easy to damage during demolding on the premise of keeping the oblique ejector seat stably supporting the oblique ejector rod;
3. the setting of each edges and corners department circular arc transition is favorable to reducing because of the sliding block slides along the sliding tray and oblique ejector pin when sliding along the sliding tray, and each edges and corners department leads to the condition of wearing and tearing because of continuous friction.
Drawings
FIG. 1 is a schematic structural view of an injection molded product in the background of the present invention;
fig. 2 is a schematic view of the overall structure of the mold in the embodiment of the present invention;
FIG. 3 is a schematic cross-sectional view of the overall structure of the mold in the embodiment of the present invention;
FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3;
FIG. 5 is a schematic view of the connection between the slanting top seat and the slanting top rod in the embodiment of the present invention;
FIG. 6 is an enlarged partial schematic view of portion B of FIG. 5;
fig. 7 is a schematic structural diagram of a concave die in the embodiment of the present invention.
In the figure: 1. a housing; 2. a bump; 3. a male die; 4. a female die; 5. a core; 6. a cavity; 7. a lower die holder; 8. a thimble base plate; 9. a thimble panel; 10. a thimble; 11. b, plate; 12. a movable groove; 13. a slanted ejecting block; 14. a groove; 15. a slanted ejecting seat; 16. countersunk screws; 17. an oblique ejector rod; 18. a sliding groove; 19. a slider; 20. a sliding groove; 21. a lubricating layer; 22. an exhaust groove; 23. and (7) an exhaust port.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Refer to fig. 2 and fig. 3, for the utility model discloses an injection mold pushes up mechanism to one side convenient to drawing of patterns, including die carrier, terrace die 3 and die 4, terrace die 3 is provided with the core 5 that is casing 1 bottom appearance looks adaptation with injection moulding product towards the one side of die 4, and die 4 is provided with the die cavity 6 that is casing 1 top appearance looks adaptation with injection moulding product towards the one side of terrace die 3, and injection moulding product shaping is between core 5 and die cavity 6, and this cover mould is preferred to be a mould four-chamber structure to produce more shaping injection moulding product simultaneously and be casing 1.
Referring to fig. 3 and 4, the die carrier includes lower die holder 7 that sets gradually from bottom to top, thimble bottom plate 8, thimble panel 9, thimble 10 and B board 11, terrace die 3 passes through countersunk screw fixed connection in B board 11, thimble panel 9 passes through countersunk screw fixed connection in the top of thimble bottom plate 8, the equal vertical and fixed mounting in the top of thimble panel 9 of thimble 10, the one end that thimble panel 9 was kept away from to thimble 10 all contradicts in the injection moulding product bottom that is casing 1, thimble 10 all wears to locate terrace die 3 and slides the cooperation with terrace die 3, thereby make thimble 10 along with thimble bottom plate 8 and thimble panel 9 together remove the injection moulding product after the shaping casing 1 along vertical direction ejecting.
Referring to fig. 4, a movable groove 12 is formed in the male die 3, the movable groove 12 corresponds to the lugs 2 of each housing 1 in number and in position one-to-one, the movable groove 12 is inclined along the direction of the lug 2 close to the movable groove 12 and penetrates through the male die 3, the included angle between the movable groove 12 and the vertical direction is preferably 10 degrees, an inclined ejector block 13 is matched in the movable groove 12 in a sliding mode, a groove 14 is formed in one side, facing the lug 2, of the inclined ejector block 13, each lug 2 is located in the groove 14 of each inclined ejector block 13 respectively, during die assembly, the surface of each inclined ejector block 13 is flush with the surface of the mold core 5, and the inclined ejector block 13 is matched with the bottom of the housing 1 in shape, which the inclined ejector block 13 conflicts, so as to form a.
Referring to fig. 3 and 5, one side of the ejector pin panel 9, which is away from the ejector pin base plate 8, that is, the top of the ejector pin panel 9, is provided with inclined ejector bases 15, the number of which is the same as that of the inclined ejector blocks 13 and corresponds to the positions of the inclined ejector blocks 13 one by one, the ejector pin base plate 8 is provided with a plurality of countersunk screws 16, the number of which is the same as that of the inclined ejector bases 15 and corresponds to the positions of the inclined ejector bases 15 one by one, each countersunk screw 16 penetrates through the ejector pin base plate 8 and is in threaded fit with each inclined ejector base 15, so that the positions of the inclined ejector bases 15 are fixed and stable, one side of the inclined ejector base 15, which is away from the ejector pin panel 9, is in sliding fit along the horizontal direction with an inclined ejector rod 17, one end of the inclined ejector rod 17.
Referring to fig. 5 and 6, the top of the slanted ejecting base 15 is provided with sliding grooves 18 extending to two end faces of the slanted ejecting base 15 along the horizontal direction, one end of each slanted ejecting rod 17 is respectively located in the sliding groove 18 of each slanted ejecting base 15 and is in sliding fit with each sliding groove 18, so that each slanted ejecting rod 17 is in sliding fit with the slanted ejecting base 15 along the horizontal direction, the length of the sliding groove 18 is greater than the thickness of the bump 2, so that the sliding stroke in the sliding groove 18 is greater than the moving stroke of the bump 2 in the horizontal direction when the bump 2 is separated from the groove 14, and thus the injection molding product, i.e. the housing 1, is not easily damaged during demolding.
Referring to fig. 6, in order to enhance the stability of the inclined ejector rod 17 when sliding along the inclined ejector seat 15, a sliding block 19 horizontally arranged and having the same length as the sliding groove 18 is fixedly connected to a groove wall of one sliding groove 18 facing the other sliding groove 18, sliding grooves 20 are formed in one side of the inclined ejector rod 17 facing the sliding block 19, each sliding block 19 is respectively in sliding fit with each sliding groove 20 and each sliding groove 20, corners of each sliding block 19, each sliding groove 20 and each sliding groove 18 are in arc transition arrangement so as to reduce the wear condition of the sliding block when sliding, a lubricating layer 21 is arranged on the surface of the sliding block 19, and the lubricating layer 21 is lubricating oil coated on the surface of the sliding block 19, so that the friction force between the sliding block 19 and the sliding groove 20 when sliding in the sliding groove 20 is reduced, and the smoothness of the inclined ejector rod 17 when sliding with the inclined ejector seat 15 is further enhanced.
Referring to fig. 7, in order to facilitate timely discharge of gas generated by materials in a heating process, an injection molding product, namely, the shell 1 has good molding quality, an exhaust groove 22 is formed in one side of the female die 4 facing the male die 3, the exhaust groove 22 is provided with four sections and surrounds each cavity 6, namely, the injection molding product after molding, the two sections of exhaust grooves 22 between the two female dies 4 which are symmetrically arranged are communicated, and each section of exhaust groove 22 is provided with at least three exhaust ports 23 communicated with the outside.
The implementation principle of the embodiment is as follows: after the injection product is formed on the core 5 of the male die 3 and the cavity 6 of the female die 4, the ejector pin 10 ejects the injection product, namely the shell 1, positioned on the male die 3 through the upward movement of the ejector pin panel 9, in the process, the inclined ejector pin 17 slides in the horizontal direction relative to the inclined ejector seat 15, meanwhile, the inclined ejector block 13 is pushed to slide upwards along the vertical direction in an inclined mode under the limiting action of the movable groove 12, in the upward sliding process of the inclined ejector block 13, the lug 2 is separated from the groove 14 on the inclined ejector block 13 in the horizontal direction, the ejection process of the injection product from the male die 3 is further completed, when the injection product is ejected, the lug 2 is separated from the groove 14 in the horizontal direction, so that the limiting action of the injection product in the demolding is not easy to be achieved, and further, the injection product with the lug 2, namely the.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides an injection mold pushes up mechanism to one side convenient to drawing of patterns, includes die carrier, terrace die (3) and die (4), its characterized in that: the die carrier comprises a lower die holder (7), an ejector pin panel (9) and an ejector pin (10), the thimble panel (9) is arranged at the top of the lower die holder (7), the thimble (10) is arranged at the top of the thimble panel (9), the end part of the thimble (10) far away from the thimble panel (9) is abutted against the shell (1), an inclined ejecting block (13) is matched in the male die (3) in a sliding way, a groove (14) is formed in one side of the inclined ejecting block (13) facing the convex block (2), the convex block (2) is positioned in the groove (14), the top of the thimble panel (9) is provided with an inclined top seat (15), one end of the inclined ejector seat (15) far away from the ejector pin panel (9) is matched with an inclined ejector rod (17) in a sliding way, one end of the inclined ejector rod (17) far away from the inclined ejector seat (15) is fixedly connected with the inclined ejector block (13), the inclined ejector rod (17) penetrates through the male die (3) and is in sliding fit with the male die (3).
2. The easy-to-demold injection mold lifter mechanism of claim 1, wherein: the top of the inclined ejector seat (15) is provided with a sliding groove (18) extending along the horizontal direction, and one end of the inclined ejector rod (17) is positioned in the sliding groove (18) and is in sliding fit with the sliding groove (18).
3. The easy-to-demold injection mold lifter mechanism of claim 2, wherein: the length of the sliding groove (18) is larger than the thickness of the bump (2).
4. The easy-to-demold injection mold lifter mechanism of claim 3, wherein: one of them the cell wall fixedly connected with sliding block (19) of sliding groove (18) orientation another sliding groove (18), sliding groove (20) have been seted up to one side that oblique ejector pin (17) are towards sliding block (19), sliding block (19) are located sliding groove (20) and with sliding groove (20) sliding fit.
5. The easy-to-demold injection mold lifter mechanism of claim 4, wherein: the edges and corners of the sliding blocks (19), the sliding grooves (20) and the sliding grooves (18) are in arc transition arrangement.
6. The easy-to-demold injection mold lifter mechanism of claim 4, wherein: and a lubricating layer (21) is arranged on the surface of the sliding block (19).
7. The easy-to-demold injection mold lifter mechanism of claim 1, wherein: the inclined top seat (15) is fixedly connected to the ejector pin panel (9) through a sunk screw (16).
8. The easy-to-demold injection mold lifter mechanism of claim 1, wherein: and an exhaust groove (22) is formed in one side, facing the male die (3), of the female die (4), and the exhaust groove (22) is arranged around the injection molding product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021108151.6U CN212528566U (en) | 2020-06-15 | 2020-06-15 | Injection mold pushes up mechanism to one side convenient to drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021108151.6U CN212528566U (en) | 2020-06-15 | 2020-06-15 | Injection mold pushes up mechanism to one side convenient to drawing of patterns |
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| Publication Number | Publication Date |
|---|---|
| CN212528566U true CN212528566U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021108151.6U Active CN212528566U (en) | 2020-06-15 | 2020-06-15 | Injection mold pushes up mechanism to one side convenient to drawing of patterns |
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| CN (1) | CN212528566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284555A (en) * | 2022-10-09 | 2022-11-04 | 江苏毅昌科技有限公司 | Injection mould |
-
2020
- 2020-06-15 CN CN202021108151.6U patent/CN212528566U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115284555A (en) * | 2022-10-09 | 2022-11-04 | 江苏毅昌科技有限公司 | Injection mould |
| CN115284555B (en) * | 2022-10-09 | 2023-02-03 | 江苏毅昌科技有限公司 | Injection mould |
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