CN215589844U - Silica gel mold with easily-cut pouring gate - Google Patents
Silica gel mold with easily-cut pouring gate Download PDFInfo
- Publication number
- CN215589844U CN215589844U CN202121122186.XU CN202121122186U CN215589844U CN 215589844 U CN215589844 U CN 215589844U CN 202121122186 U CN202121122186 U CN 202121122186U CN 215589844 U CN215589844 U CN 215589844U
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- Prior art keywords
- fixedly connected
- rod
- silica gel
- plate
- groove
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 239000000741 silica gel Substances 0.000 title claims abstract description 19
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 19
- 238000001746 injection moulding Methods 0.000 claims abstract description 12
- 238000005520 cutting process Methods 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims 6
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 210000003934 vacuole Anatomy 0.000 claims 1
- 238000000465 moulding Methods 0.000 abstract description 28
- 229920003023 plastic Polymers 0.000 abstract description 28
- 239000004033 plastic Substances 0.000 abstract description 28
- 239000011111 cardboard Substances 0.000 abstract description 16
- 239000002994 raw material Substances 0.000 abstract description 7
- 230000001737 promoting effect Effects 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000010230 functional analysis Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a silica gel mold with a sprue easy to cut off, and relates to the technical field of silica gel molds. The silica gel mold with the sprue easy to cut comprises a bottom plate, a lower mold is fixedly connected with the top of the bottom plate, the top of the lower die is provided with an upper die, a cavity is formed between the lower die and the upper die, the top of the upper die is provided with an injection molding opening, go up the mould top and be equipped with the excision subassembly, the excision subassembly includes two cardboards, two the cardboard all sets up in the mouth top of moulding plastics, two the equal fixedly connected with catch bar in cardboard one side is injected into inside the raw materials that will mould plastics, is favorable to avoiding promoting the inslot portion to cause the pollution before moulding plastics, influences the quality of moulding plastics, the rifle of moulding plastics leaves after under the second spring promotion in locating component, make the cardboard reset, make dwang pulling extension board downstream, the extrusion horizontal pole makes the horizontal pole promote the cutter, excise the silica gel that the sprue gate formed fast, avoided the manual work to clear up, it is more swift.
Description
Technical Field
The utility model relates to a mold, in particular to a silica gel mold with a sprue easy to cut, and belongs to the technical field of silica gel molds.
Background
The mould, used in the industrial production to get various moulds and tools of the required product by injection molding, blow molding, extruding, die-casting or forging and pressing molding, smelting, stamping, etc., in short, the mould is the tool used for making the shaping article, different moulds are formed by different parts, the runner is also called the feed inlet, mean a section of channel from runner to die cavity, its function lies in utilizing and contracting the flow surface and making the feeding achieve the accelerated effect; the injection molding gun is inserted into the gate, and the gate is firstly cured and sealed after molding is finished, so that the functions of preventing feeding backflow and avoiding the phenomenon that the pressure of a cavity is reduced too fast to enable a molded product to shrink and sink are achieved. After molding, the runner system and the molded part are conveniently cut off.
In the production with the silica gel mould, according to product appearance and functional analysis, require that the product appearance is smooth, pleasing to the eye, so very strict to the processing of runner, but traditional jiao kou mostly cuts through the manual work, and is time-consuming and labor-consuming, to some products after pouring the shaping, in actual production, by manual work excision operation very troublesome, the excision is inefficient to leave the vestige very easily, influenced the quality of product.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to solve the problems, and provides a silica gel mold with a sprue easy to cut off to solve the problems that in the existing production of silica gel molds, according to the product appearance and function analysis, the product appearance is required to be smooth and attractive, so that the treatment of the sprue is strict, but most of the traditional sprue is cut off manually, the labor and the time are wasted, for some cast products, the manual cutting operation is troublesome in the actual production, the cutting efficiency is low, and residual marks are easy to leave, so that the product quality is influenced. A problem in the art.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: a silica gel mold with an easily-cut pouring gate comprises a bottom plate, wherein a lower mold is fixedly connected to the top of the bottom plate, an upper mold is arranged on the top of the lower mold, a cavity is formed between the lower mold and the upper mold, an injection molding opening is formed in the top of the upper mold, and a cutting assembly is arranged on the top of the upper mold;
the excision subassembly includes two cardboards, two the cardboard all sets up in the mouth top of moulding plastics, two the equal fixedly connected with catch bar in cardboard one side, catch bar one end fixedly connected with locating component, the catch bar outside is rotated and is connected with the dwang, dwang one end is rotated and is connected with the extension board, extension board outside sliding connection has the limiting plate, limiting plate fixed connection is in last mould top, go up the mould top and seted up the promotion groove, the extension board sets up in the promotion inslot portion, promotion inslot portion still is equipped with the horizontal pole, the horizontal pole is through promoting groove and last mould sliding connection, the extension board contacts with the horizontal pole, horizontal pole one end fixedly connected with cutter, the horizontal pole outside sets up resilient mounting.
Preferably, locating component includes the telescopic link, telescopic link fixed connection is in catch bar one end, telescopic link one end fixedly connected with locating piece, locating piece fixed connection is in last mould top, through telescopic link fixed connection between catch bar and locating piece, restricts the catch bar position, guarantees that the catch bar removes to one side.
Preferably, fixedly connected with second spring between locating piece and the catch bar, the telescopic link outside is located to the second spring housing, makes the cardboard kick-back fast under not contacting with the rifle of moulding plastics through the second spring, resets.
Preferably, the rebounding mechanism comprises a connecting plate, the connecting plate is fixedly connected to the outer side of the cross rod, a fixing plate is fixedly connected to the inner wall of the pushing groove, and the cross rod penetrates through the fixing plate and is in sliding connection with the fixing plate.
Preferably, the rebounding mechanism further comprises a first spring, the first spring is sleeved on the outer side of the cross rod, the first spring is fixedly connected between the connecting plate and the fixing plate and is pushed by the first spring, so that the support plate can move rapidly after not contacting the cross rod, and the injection molding opening is opened.
Preferably, mouthful inner wall fixedly connected with riser and fixed block of moulding plastics, riser outside sliding connection has the baffle, the baffle sets up in pushing away the groove and mouthful junction of moulding plastics, the fixed block sets up in the baffle bottom, pushing away the groove vertical section and setting up in L shape, and the baffle through riser outside sliding connection will push away the groove and seal with mouthful junction of moulding plastics.
Preferably, go up mould bottom fixedly connected with locating lever, the constant head tank has been seted up at the bed die top, locating lever and the mutual adaptation of constant head tank.
The utility model provides a silica gel mold with a sprue easy to cut, which has the following beneficial effects:
1. this silica gel mould is easily amputated to runner, make the horizontal pole remove under the promotion of first spring, thereby make the cutter remove to promoting inslot portion, the mouth of will moulding plastics is opened, the raw materials that will mould plastics pours into inside, be favorable to avoiding promoting inslot portion to cause the pollution before moulding plastics, the quality of moulding plastics is influenced, the rifle of moulding plastics leaves after under the second spring promotion in locating component, make the cardboard reset, make dwang pulling extension board downstream, the extrusion horizontal pole makes the horizontal pole promote the cutter, cut off the silica gel that the sprue gate formed fast, avoided the manual work to clear up, it is more swift.
2. This silica gel mould is easily amputated to runner, the baffle that the mouth inner wall of moulding plastics was equipped with to the baffle will promote the groove and carry out the shutoff with the mouth junction of moulding plastics when making the raw materials get into, has avoided the raw materials outflow, simultaneously through baffle and riser sliding connection when the cutter is released, makes the cutter upwards extrude the baffle, thereby clears up the runner fast.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an elevational cross-sectional view of the present invention;
FIG. 3 is a view of the cutting assembly of the present invention;
fig. 4 is an enlarged schematic view of a portion a of fig. 2 according to this embodiment.
In the figure: 1. a base plate; 2. a lower die; 3. an upper die; 4. an injection molding port; 5. a push rod; 6. clamping a plate; 7. a telescopic rod; 8. positioning blocks; 9. rotating the rod; 10. a limiting plate; 11. a support plate; 12. a push groove; 13. a cross bar; 14. a connecting plate; 15. a first spring; 16. a fixing plate; 17. a cutter; 18. a baffle plate; 19. a vertical plate; 20. a fixed block; 21. positioning a rod; 22. positioning a groove; 23. a second spring.
Detailed Description
The embodiment of the utility model provides a silica gel mold with a sprue easy to cut.
Referring to fig. 1, 2, 3 and 4, the injection molding device comprises a bottom plate 1, wherein a lower die 2 is fixedly connected to the top of the bottom plate 1, an upper die 3 is arranged on the top of the lower die 2, a cavity is formed between the lower die 2 and the upper die 3, a positioning rod 21 is fixedly connected to the bottom of the upper die 3, a positioning groove 22 is formed in the top of the lower die 2, the positioning rod 21 and the positioning groove 22 are mutually matched, an injection molding opening 4 is formed in the top of the upper die 3, and a cutting assembly is arranged at the top of the upper die 3;
excision subassembly includes two cardboard 6, two cardboard 6 all set up in 4 tops of mouth of moulding plastics, the equal fixedly connected with catch bar 5 in 6 one sides of two cardboard, 5 one end fixedly connected with locating component of catch bar, locating component includes telescopic link 7, 7 fixed connection in 5 one ends of catch bar of telescopic link, 7 one end fixedly connected with locating piece 8 of telescopic link, 8 fixed connection in last mould 3 tops of locating piece, through 7 fixed connection of telescopic link between catch bar 5 and locating piece 8, thereby restrict catch bar 5 position, guarantee that catch bar 5 removes to one side, fixedly connected with second spring 23 between locating piece 8 and the catch bar 5, the 7 outsides of telescopic link are located to second spring 23 cover, make cardboard 6 kick-back fast under the contact with the rifle of moulding plastics through second spring 23, reset. The outer side of the push rod 5 is rotatably connected with a rotating rod 9, one end of the rotating rod 9 is rotatably connected with a support plate 11, the outer side of the support plate 11 is slidably connected with a limit plate 10, the limit plate 10 is fixedly connected with the top of an upper die 3, the top of the upper die 3 is provided with a push groove 12, the support plate 11 is arranged in the push groove 12, a cross rod 13 is also arranged in the push groove 12, the cross rod 13 is slidably connected with the upper die 3 through the push groove 12, the support plate 11 is contacted with the cross rod 13, one end of the cross rod 13 is fixedly connected with a cutter 17, the outer side of the cross rod 13 is provided with a rebound mechanism, the rebound mechanism comprises a connecting plate 14, the connecting plate 14 is fixedly connected with the outer side of the cross rod 13, the inner wall of the push groove 12 is fixedly connected with a fixing plate 16, the cross rod 13 penetrates through the fixing plate 16 and is slidably connected with the fixing plate 16, the rebound mechanism further comprises a first spring 15, the first spring 15 is sleeved outside the cross rod 13, the first spring 15 is fixedly connected between the connecting plate 14 and the fixing plate 16, after the support plate 11 is pushed by the first spring 15 and is not in contact with the cross rod 13, the injection port 4 is rapidly moved to be opened.
Concretely, locating lever 21 through last mould 3 bottom fixed connection inserts the constant head tank 22 at 2 tops of bed die and fixes a position fast, make bed die 2 and last mould 3 coincide fast, when the rifle head of moulding plastics inserts the mouth 4 of moulding plastics that 3 tops of last mould were seted up, make the rifle head push away cardboard 6, thereby move to one side when cardboard 6 promotes catch bar 5 and removes, drive dwang 9 that rotates the connection when catch bar 5 removes and promote extension board 11 rebound, work as extension board 11 rebound in thrust groove 12, make extension board 11 and horizontal pole 13 not in the contact, make horizontal pole 13 remove under the promotion of first spring 15, thereby make cutter 17 remove to thrust groove 12 inside, mouth 4 of will moulding plastics is opened, the raw materials that will mould plastics pour into inside, be favorable to avoiding the inside pollution that causes of thrust groove 12 before moulding plastics, the quality of moulding plastics is influenced.
The rifle of moulding plastics leaves the back under the promotion of second spring 23 in locating component, makes cardboard 6 reset, makes 9 pulling extension boards of dwang 11 downstream, and extrusion horizontal pole 13 makes horizontal pole 13 promote cutter 17, carries out the excision fast with the silica gel that the sprue gate formed, has avoided the manual work to clear up, and is more swift.
Referring to fig. 1, fig. 2 and fig. 4 again, the inner wall of the injection port 4 is fixedly connected with a vertical plate 19 and a fixed block 20, the outer side of the vertical plate 19 is slidably connected with a baffle 18, the baffle 18 is arranged at the joint of the push groove 12 and the injection port 4, the fixed block 20 is arranged at the bottom of the baffle 18, the vertical section of the push groove 12 is arranged in an L shape, and the joint of the push groove 12 and the injection port 4 is sealed by the baffle 18 slidably connected to the outer side of the vertical plate 19.
Specifically, through the baffle 18 that is equipped with at 4 inner walls of mouth of moulding plastics to baffle 18 will promote groove 12 and the shutoff is carried out with 4 junctions of mouth of moulding plastics when making the raw materials get into, has avoided the raw materials outflow, simultaneously through baffle 18 and riser 19 sliding connection when cutter 17 releases, makes cutter 17 upwards extrude baffle 18, thereby clears up the runner fast.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a silica gel mould is easily amputated to runner, includes bottom plate (1), bottom plate (1) top fixedly connected with bed die (2), bed die (2) top is equipped with mould (3), vacuole formation between bed die (2) and last mould (3), its characterized in that: the top of the upper die (3) is provided with an injection molding opening (4), and the top of the upper die (3) is provided with a cutting assembly;
the cutting assembly comprises two clamping plates (6), the two clamping plates (6) are arranged at the top of the injection molding opening (4), one sides of the two clamping plates (6) are fixedly connected with a push rod (5), one end of the push rod (5) is fixedly connected with a positioning assembly, the outer side of the push rod (5) is rotatably connected with a rotating rod (9), one end of the rotating rod (9) is rotatably connected with a support plate (11), the outer side of the support plate (11) is slidably connected with a limit plate (10), the limit plate (10) is fixedly connected with the top of the upper mold (3), the top of the upper mold (3) is provided with a push groove (12), the support plate (11) is arranged inside the push groove (12), a cross rod (13) is further arranged inside the push groove (12), the cross rod (13) is slidably connected with the upper mold (3) through the push groove (12), and the support plate (11) is contacted with the cross rod (13), one end of the cross rod (13) is fixedly connected with a cutter (17), and a rebound mechanism is arranged on the outer side of the cross rod (13).
2. The gate easy-to-cut silicone mold according to claim 1, wherein: the positioning assembly comprises a telescopic rod (7), the telescopic rod (7) is fixedly connected to one end of the push rod (5), one end of the telescopic rod (7) is fixedly connected with a positioning block (8), and the positioning block (8) is fixedly connected to the top of the upper die (3).
3. The gate easy-to-cut silicone mold according to claim 2, wherein: and a second spring (23) is fixedly connected between the positioning block (8) and the push rod (5), and the outer side of the telescopic rod (7) is sleeved with the second spring (23).
4. The gate easy-to-cut silicone mold according to claim 1, wherein: the rebounding mechanism comprises a connecting plate (14), the connecting plate (14) is fixedly connected to the outer side of the cross rod (13), a fixing plate (16) is fixedly connected to the inner wall of the pushing groove (12), and the cross rod (13) penetrates through the fixing plate (16) and is in sliding connection with the fixing plate (16).
5. The gate easy-to-cut silicone mold according to claim 4, wherein: the rebounding mechanism further comprises a first spring (15), the outer side of the cross rod (13) is sleeved with the first spring (15), and the first spring (15) is fixedly connected between the connecting plate (14) and the fixing plate (16).
6. The gate easy-to-cut silicone mold according to claim 1, wherein: injection moulding mouth (4) inner wall fixedly connected with riser (19) and fixed block (20), riser (19) outside sliding connection has baffle (18), baffle (18) set up in promotion groove (12) and injection moulding mouth (4) junction, fixed block (20) set up in baffle (18) bottom, it sets up in L shape to promote groove (12) perpendicular cross-section.
7. The gate easy-to-cut silicone mold according to claim 1, wherein: go up mould (3) bottom fixedly connected with locating lever (21), constant head tank (22) have been seted up at bed die (2) top, locating lever (21) and constant head tank (22) mutual adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121122186.XU CN215589844U (en) | 2021-05-25 | 2021-05-25 | Silica gel mold with easily-cut pouring gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121122186.XU CN215589844U (en) | 2021-05-25 | 2021-05-25 | Silica gel mold with easily-cut pouring gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215589844U true CN215589844U (en) | 2022-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121122186.XU Expired - Fee Related CN215589844U (en) | 2021-05-25 | 2021-05-25 | Silica gel mold with easily-cut pouring gate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215589844U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122595A (en) * | 2022-07-26 | 2022-09-30 | 绩溪山合机械有限公司 | Cutting device is used in machine parts production |
-
2021
- 2021-05-25 CN CN202121122186.XU patent/CN215589844U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115122595A (en) * | 2022-07-26 | 2022-09-30 | 绩溪山合机械有限公司 | Cutting device is used in machine parts production |
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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 |
Granted publication date: 20220121 |
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| CF01 | Termination of patent right due to non-payment of annual fee |