CN209649382U - A kind of automatic exhauster structure of mold - Google Patents
A kind of automatic exhauster structure of mold Download PDFInfo
- Publication number
- CN209649382U CN209649382U CN201920316293.2U CN201920316293U CN209649382U CN 209649382 U CN209649382 U CN 209649382U CN 201920316293 U CN201920316293 U CN 201920316293U CN 209649382 U CN209649382 U CN 209649382U
- Authority
- CN
- China
- Prior art keywords
- upper mold
- feed inlet
- ladder block
- venting plug
- packing cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a kind of automatic exhauster structures of mold, including lower die and upper mold, packing cavity is provided between the lower die and upper mold, the packing cavity side is provided with feed inlet, upper mold above the feed inlet is internally provided with movable chamber, the internal slide of the movable chamber is provided with ladder block, and one end of ladder block extends to inside feed inlet.The utility model when by feed inlet to when packing cavity material feeding, plastic cement melt will push ladder block and move up, and ladder block will drive venting plug upwardly through motion bar and connecting rod and move up, packing cavity inner air is discharged to open gas vent, prevent the air inside packing cavity from making so that the inside of moulding generates stomata, cavity, the defects of tissue looseness, simultaneously when being molded completion, due to the effect of reset spring, so that sliding bar moves down, drive venting plug and ladder block reset in situ, at this moment venting plug blocks gas vent, prevent overlap situation.
Description
Technical field
The utility model relates to mould applications, are specifically related to a kind of automatic exhauster structure of mold.
Background technique
Mold, in industrial production to be molded, be blow molded, squeeze out, die casting or the methods of forging and forming, smelting, punching press obtain
The various moulds and tool of required product, in brief, mold are the tools for making formed article, and this tool is by various
Part is constituted, and different molds is made of different parts, it is mainly realized by the change of physical state of the formed material
The processing of article shape is known as the title of " mother of industry ".
During mold injection, plastic cement melt is injected in mold by the nozzle of high speed and high pressure, plastic cement melt high-speed filling
Mold cavity, but the air inside mold usually has little time to exclude outside mold cavity because mold is airtight, and this is just to filling type
Resistance is made, thus will appear the problem for filling type deficiency, traditional solution is to increase some exhaust needles and air discharge duct and row
Vent plug, exhaust needle could be vented because to amplify fit clearance, but flying for wax-pattern product is increased while solving the problems, such as
Side, air discharge duct will increase the workload of the removal air discharge duct of subsequent product, and venting plug is often easy to be demolded agent and wax material is stifled
Plug, cannot play a role well.
Utility model content
1. technical problems to be solved
The purpose of this utility model is to provide a kind of automatic exhauster structures of mold, to solve to mention in above-mentioned background technique
Out the problem of.
2. technical solution
To solve the above problems, the utility model adopts the following technical scheme:
A kind of automatic exhauster structure of mold, including lower die and upper mold, are provided with packing cavity between the lower die and upper mold,
The packing cavity side is provided with feed inlet, and the upper mold above the feed inlet is internally provided with movable chamber, the movable chamber
Internal slide is provided with ladder block, and one end of ladder block extends to inside feed inlet, inside the upper mold above the movable chamber
It is provided with slide bar slot, the inside of the slide bar slot is provided through sliding bar, and one end of sliding bar extends to inside movable chamber
It is connect with ladder block top, the other end of sliding bar extends at the top of upper mold and is fixedly connected with screw rod, is provided on the screw rod
Nut, is provided with reset spring between the nut and upper mold on the outside of the screw rod, close to sliding rod-groove side at the top of the packing cavity
Upper mold on be provided through gas vent, and the bottom of gas vent, in coniform, setting is slided in the bottom end inside the gas vent
There is venting plug, and the circumferential direction inside direction of venting plug is uniformly provided through through-hole, close slide bar slot at the top of the venting plug
The upper mold of side is internally provided with link slot, and link slot one end is connected to gas vent, and the other end and slide bar slot of link slot connect
Logical, sliding is provided with connecting rod in the width direction of the link slot, and one end of connecting rod is connect with sliding bar, connecting rod
The other end is connect with venting plug.
Preferably, the venting plug is mutually matched with gas vent.
Preferably, the ladder block, which is located inside feed inlet, is provided with rake far from packing cavity side.
Preferably, the bottom end of the ladder block is located at the centerline inside feed inlet.
Preferably, the width of the connecting rod is less than the width of link slot.
3. beneficial effect
Ladder block is arranged in the internal slide of movable chamber in the utility model, and one end of ladder block extends in feed inlet
Portion, the inside of slide bar slot is through setting sliding bar, and one end of sliding bar extends to inside movable chamber and connect with ladder block top,
The other end of sliding bar extends at the top of upper mold and is fixedly connected with screw rod, nut is arranged on screw rod, nut and upper mold on the outside of screw rod
Between reset spring is set, bottom end inside gas vent sliding setting venting plug, and the circumferential direction inside direction of venting plug is uniform
The sliding setting connecting rod on setting through-hole, the width direction of link slot, and one end of connecting rod is connect with sliding bar, connection
The other end of bar is connect with venting plug, in application, when plastic cement melt enters the packing cavity between upper mold and lower die by feed inlet
When internal, rake is set far from packing cavity side since ladder block is located inside feed inlet, plastic cement melt is impacted in ladder block
Rake on so that ladder block moves up inside movable chamber, and drives sliding bar to move up, and motion bar is to moving up
It is dynamic, the reset spring between nut and upper mold can be stretched, and drive venting plug to transport upwards inside gas vent by connecting rod
It is dynamic, and venting plug is in gas vent moved upward inside, so that gap is generated between venting plug and gas vent bottom, so that
Air inside packing cavity is by generating gap between venting plug and gas vent bottom, then venting plug is discharged to exhaust along through-hole
The hole other end by the effect of reset spring, so that sliding bar moves down, drives venting plug when stopping to when packing cavity material feeding
In situ with ladder block reset, at this moment venting plug blocks gas vent, and the utility model, which is worked as, to be infused by feed inlet to packing cavity
When material, plastic cement melt will push ladder block and move up, and ladder block will drive venting plug upwardly through motion bar and connecting rod
It moves up, packing cavity inner air is discharged to open gas vent, prevents the air inside packing cavity from making so that moulding
Inside the defects of generating stomata, cavity, tissue looseness, and ladder block can be with the distance that the speed of material feeding rises also not
Together, so that the distance that moves up inside gas vent of venting plug is also different, so that the channel sized of gas discharge also can
Difference, while when being molded completion, due to the effect of reset spring, so that sliding bar moves down, drive venting plug and ladder
Block reset is in situ, and at this moment venting plug blocks gas vent, prevents overlap situation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is partial structural diagram at the A of Fig. 1.
Appended drawing reference: 1- lower die, 2- feed inlet, 3- upper mold, 4- packing cavity, 5- movable chamber, 6- sliding bar, 7- slide bar slot,
8- reset spring, 9- screw rod, 10- nut, 11- link slot, 12- connecting rod, 13- gas vent, 14- venting plug, 15- through-hole, 16-
Ladder block.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment
A kind of automatic exhauster structure of mold as shown in Figs. 1-2, including lower die 1 and upper mold 3, between lower die 1 and upper mold 3
It is provided with packing cavity 4,4 side of packing cavity is provided with feed inlet 2, and the upper mold 3 of 2 top of feed inlet is internally provided with movable chamber 5, living
The internal slide of dynamic chamber 5 is provided with ladder block 16, and one end of ladder block 16 extends to inside feed inlet 2, and ladder block 16 is located at
2 inside of feed inlet is provided with rake far from 4 side of packing cavity, and the bottom end of ladder block 16 is located at the center line inside feed inlet 2
Place, the upper mold 3 of 5 top of movable chamber are internally provided with slide bar slot 7, and the inside of slide bar slot 7 is provided through sliding bar 6, and slides
One end of bar 6 extends to 5 inside of movable chamber and connects at the top of ladder block 16, and the other end of sliding bar 6 extends to solid at the top of upper mold 3
Surely it is connected with screw rod 9, nut 10 is provided on screw rod 9, is provided with reset spring between the nut 10 and upper mold 3 in 9 outside of screw rod
8,4 top of packing cavity is provided through gas vent 13 in the upper mold 3 of 7 side of slide bar slot, and the bottom of gas vent 13 is in circle
Cone cell, the bottom end sliding inside gas vent 13 are provided with venting plug 14, and venting plug 14 is mutually matched with gas vent 13, and venting plug
14 circumferential direction inside direction is uniformly provided through through-hole 15, and 14 top of venting plug is inside the upper mold 3 of 7 side of slide bar slot
It is provided with link slot 11, and 11 one end of link slot is connected to gas vent 13, the other end of link slot 11 is connected to slide bar slot 7, even
Sliding is provided with connecting rod 12 in the width direction of access slot 11, and the width of connecting rod 12 is less than the width of link slot 11, and connects
One end of bar 12 is connect with sliding bar 6, and the other end of connecting rod 12 is connect with venting plug 14.
Working principle: in application, when plastic cement melt is entered in the packing cavity 4 between upper mold 3 and lower die 1 by feed inlet 2
When portion, rake is set far from 4 side of packing cavity since ladder block 16 is located at 2 inside of feed inlet, plastic cement melt is impacted in ladder
On the rake of block 16, so that ladder block 16 moves up inside movable chamber 5, and drives sliding bar 6 to move up, and it is movable
Bar 6 moves up, and can stretch the reset spring 8 between nut 10 and upper mold 3, and drive venting plug 14 to exist by connecting rod 12
13 moved upward inside of gas vent, and venting plug 14 is in 13 moved upward inside of gas vent, so that venting plug 14 and gas vent
Gap is generated between 13 bottoms, so that the air inside packing cavity 4 between 13 bottom of venting plug 14 and gas vent by producing
Raw gap, then venting plug 14 is discharged to 13 other end of gas vent along through-hole 15, when stopping being resetted to when 4 material feeding of packing cavity
The effect of spring 8 drives venting plug 14 and ladder block 16 to reset original position so that sliding bar 6 is mobile, and at this moment venting plug 14 will be vented
Hole 13 is blocked.
Those of ordinary skill in the art it should be appreciated that more than embodiment be intended merely to illustrate that this is practical new
Type, and be not used as the restriction to the utility model, as long as in the spirit of the utility model, to the above
Variation, the modification of embodiment will all be fallen in the scope of the claims of the utility model.
Claims (5)
1. a kind of automatic exhauster structure of mold, including lower die (1) and upper mold (3), set between the lower die (1) and upper mold (3)
It is equipped with packing cavity (4), packing cavity (4) side is provided with feed inlet (2), which is characterized in that above the feed inlet (2)
Upper mold (3) is internally provided with movable chamber (5), and the internal slide of the movable chamber (5) is provided with ladder block (16), and ladder block
(16) one end extends to feed inlet (2) inside, and the upper mold (3) above the movable chamber (5) is internally provided with slide bar slot (7),
The inside of the slide bar slot (7) is provided through sliding bar (6), and one end of sliding bar (6) extend to movable chamber (5) it is internal with
Connection at the top of ladder block (16), the other end of sliding bar (6) extend at the top of upper mold (3) and are fixedly connected with screw rod (9), the spiral shell
It is provided on bar (9) nut (10), is provided with reset spring between the nut (10) and upper mold (3) on the outside of the screw rod (9)
(8), it is provided through gas vent (13), and is vented in the upper mold (3) of slide bar slot (7) side at the top of the packing cavity (4)
The bottom in hole (13) is in coniform, and the internal bottom end sliding of the gas vent (13) is provided with venting plug (14), and venting plug
(14) circumferential direction inside direction is uniformly provided through through-hole (15), close to slide bar slot (7) one at the top of the venting plug (14)
The upper mold (3) of side is internally provided with link slot (11), and link slot (11) one end is connected to gas vent (13), link slot (11)
The other end is connected to slide bar slot (7), and sliding is provided with connecting rod (12) in the width direction of the link slot (11), and connecting rod
(12) one end is connect with sliding bar (6), and the other end of connecting rod (12) is connect with venting plug (14).
2. a kind of automatic exhauster structure of mold according to claim 1, which is characterized in that the venting plug (14) and row
Stomata (13) is mutually matched.
3. a kind of automatic exhauster structure of mold according to claim 1, which is characterized in that the ladder block (16) is located at
Feed inlet (2) is internal to be provided with rake far from packing cavity (4) side.
4. a kind of automatic exhauster structure of mold according to claim 3, which is characterized in that the bottom of the ladder block (16)
End is located at feed inlet (2) internal centerline.
5. a kind of automatic exhauster structure of mold according to claim 1, which is characterized in that the width of the connecting rod (12)
Degree is less than the width of link slot (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920316293.2U CN209649382U (en) | 2019-03-13 | 2019-03-13 | A kind of automatic exhauster structure of mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920316293.2U CN209649382U (en) | 2019-03-13 | 2019-03-13 | A kind of automatic exhauster structure of mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209649382U true CN209649382U (en) | 2019-11-19 |
Family
ID=68526822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920316293.2U Expired - Fee Related CN209649382U (en) | 2019-03-13 | 2019-03-13 | A kind of automatic exhauster structure of mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209649382U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123719A (en) * | 2020-09-15 | 2020-12-25 | 黄卸月 | Detachable easy-to-clean injection molding machine |
| CN113021780A (en) * | 2021-03-17 | 2021-06-25 | 江苏康彩塑料新材料科技有限公司 | High-temperature-resistant rapid-forming injection mold |
| CN113263677A (en) * | 2021-04-01 | 2021-08-17 | 南通大学 | Injection molding machine for polyamide composite material product and molding method thereof |
| CN113290772A (en) * | 2021-04-06 | 2021-08-24 | 杭州乐佰隆机械制造有限公司 | Automatic change injection molding machine |
-
2019
- 2019-03-13 CN CN201920316293.2U patent/CN209649382U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112123719A (en) * | 2020-09-15 | 2020-12-25 | 黄卸月 | Detachable easy-to-clean injection molding machine |
| CN112123719B (en) * | 2020-09-15 | 2022-07-29 | 宁晋县百花烛业有限公司 | Detachable easy-to-clean injection molding machine |
| CN113021780A (en) * | 2021-03-17 | 2021-06-25 | 江苏康彩塑料新材料科技有限公司 | High-temperature-resistant rapid-forming injection mold |
| CN113021780B (en) * | 2021-03-17 | 2022-07-22 | 佛山市顺德区汉基模具有限公司 | High-temperature-resistant rapid-forming injection mold |
| CN113263677A (en) * | 2021-04-01 | 2021-08-17 | 南通大学 | Injection molding machine for polyamide composite material product and molding method thereof |
| CN113290772A (en) * | 2021-04-06 | 2021-08-24 | 杭州乐佰隆机械制造有限公司 | Automatic change injection molding machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20191119 |