CN212045731U - Optical lens injection mold with replaceable core - Google Patents
Optical lens injection mold with replaceable core Download PDFInfo
- Publication number
- CN212045731U CN212045731U CN202020187754.3U CN202020187754U CN212045731U CN 212045731 U CN212045731 U CN 212045731U CN 202020187754 U CN202020187754 U CN 202020187754U CN 212045731 U CN212045731 U CN 212045731U
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- 238000002347 injection Methods 0.000 title claims abstract description 24
- 239000007924 injection Substances 0.000 title claims abstract description 24
- 230000003287 optical effect Effects 0.000 title claims abstract description 22
- 238000001746 injection moulding Methods 0.000 claims abstract description 9
- 229920003023 plastic Polymers 0.000 claims abstract description 9
- 239000004033 plastic Substances 0.000 claims abstract description 9
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 238000003780 insertion Methods 0.000 claims description 14
- 230000037431 insertion Effects 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides an optical lens injection mold with a replaceable core, which comprises an upper template and a lower template, wherein the upper template is provided with an upper mold core groove, the side wall of the upper mold core groove is connected with an upper guide groove, the lower template is provided with a lower mold core groove, the side wall of the lower mold core groove is connected with a lower guide groove, and the lower template is provided with an injection molding subchannel; an upper die core is arranged in the upper die core groove, an upper die cavity is arranged at the bottom of the upper die core, upper slots are arranged on two sides of the upper die core, an upper clamping and inserting strip is connected in the upper guide groove in a sliding manner, an upper lock hole is arranged in the upper clamping and inserting strip, and upper lock catches are hinged to two sides of the upper die plate; install lower mould benevolence in the lower mould benevolence groove, the bottom of lower mould benevolence is equipped with the lower mould chamber, and the subchannel of moulding plastics communicates the lower mould chamber, and the both sides of lower mould benevolence are equipped with down the slot, and sliding connection has lower screens to insert in the lower guide slot, and lower screens inserts the strip and is equipped with down the lockhole, and the both sides of lower bolster all articulate has lower hasp. The utility model discloses the commonality is strong, and the change convenient operation of mould benevolence need not with the help of other instruments during the change.
Description
Technical Field
The utility model relates to an injection mold specifically discloses an optical lens piece injection mold of interchangeable core.
Background
The injection mold is also called plastic mold, which is a kind of combined mold for compression molding, extrusion molding, injection, blow molding and low foaming molding. The coordination change of the male die, the female die and the auxiliary forming system of the die can process a series of plastic parts with different shapes and sizes.
An optical lens of organic glass, such as an acrylic optical lens, is generally manufactured by an injection mold. The injection mold of the optical lens generally can only produce one optical lens, and different injection molds are needed to be used when different optical lenses are needed to be produced, so that the injection mold has high input cost and low production efficiency.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to provide an optical lens injection mold of interchangeable core to prior art problem, can adapt to the production demand of different optical lenses through changing mould benevolence, and the commonality is strong, and mould benevolence change convenient operation.
In order to solve the prior art problem, the utility model discloses an optical lens injection mold with replaceable core, which comprises an upper padding plate, an upper template, a lower template and a lower padding plate, wherein the bottom of the upper template is provided with two upper die core grooves, two side walls of each upper die core groove are connected with an upper guide groove, the top of the lower template is provided with two lower die core grooves, two side walls of each lower die core groove are connected with a lower guide groove, an injection molding main runner penetrates through the upper template and the upper padding plate, and an injection molding sub-runner is arranged on the lower template;
an upper die core is arranged in the upper die core groove, an upper die cavity is arranged at the bottom of the upper die core, upper slots are arranged on two sides of the upper die core, an upper clamping inserting strip is connected in the upper guide groove in a sliding manner, one end of the upper clamping inserting strip is inserted into the upper slot, an upper lock hole is arranged at the other end of the upper clamping inserting strip, upper lock catches are hinged to two sides of the upper die plate, and the upper lock catches are clamped in the upper lock holes;
install lower mould benevolence in the lower mould benevolence groove, the bottom of lower mould benevolence is equipped with die cavity once, two lower die cavities of subchannel intercommunication of moulding plastics, and the both sides of lower mould benevolence all are equipped with slot once, and sliding connection has lower screens cutting in the lower guide slot, and in the slot was inserted to the one end of lower screens cutting, the other end of lower screens cutting was equipped with down the lockhole, and the both sides of lower bolster all articulate has lower hasp, and lower hasp joint is in lockhole down.
Furthermore, both sides of the upper mold core are provided with upper grooves, inner walls of both sides of the upper mold core groove are provided with upper springs, one end of each upper spring, which is close to the upper mold core, is connected with a hemispherical upper clamping block, and the upper clamping blocks are inserted into the upper grooves.
Furthermore, both sides of the lower mold core are provided with a groove, inner walls of both sides of the lower mold core groove are provided with springs, one end of each lower spring, which is close to the lower mold core, is connected with a lower hemispherical clamping block, and the lower clamping blocks are inserted into the grooves.
Furthermore, at least two supporting blocks are connected between the lower die plate and the lower backing plate, and an ejection mechanism is surrounded between all the supporting blocks.
Furthermore, a material ejecting and stepping-down hole is formed in the lower base plate, a first ejector pin stepping-down hole penetrating through the lower die core groove is formed in the lower die plate, a second ejector pin stepping-down hole penetrating through the lower die cavity is formed in the lower die core, the ejection mechanism comprises a top plate, ejector pins are fixed on the top plate, and the ejector pins are located in the first ejector pin stepping-down hole and the second ejector pin stepping-down hole.
Furthermore, a material ejecting block is fixed at the bottom of the top plate and is connected to the material ejecting yielding hole in a sliding mode.
The utility model has the advantages that: the utility model discloses an optical lens piece injection mold of interchangeable core is provided with reliable mould benevolence and changes the structure, can be through changing mould benevolence and the production demand of mould core in order to adapt to different optical lens piece promptly, and the commonality is strong, can effectively reduce injection mold's input cost, and the change convenient operation of mould benevolence, need not during the change with the help of other instruments, bare-handed change that can accomplish mould benevolence, in addition, the position stable in structure between the mould benevolence of installation and the template is firm, the good reliability.
Drawings
Fig. 1 is a schematic top view of the present invention.
Fig. 2 is a schematic cross-sectional view along a-a' in fig. 1.
Fig. 3 is a schematic cross-sectional view along B-B' in fig. 1.
The reference signs are: the injection molding device comprises an upper cushion plate 10, an upper template 11, an upper mold core groove 111, an upper guide groove 112, an injection molding main flow channel 113, a lower cushion plate 20, a jacking abdicating hole 201, a lower template 21, a lower mold core groove 211, a lower guide groove 212, an injection molding sub-flow channel 213, a first ejector abdicating hole 214, a support block 22, an upper mold core 30, an upper mold cavity 301, an upper insertion groove 302, an upper groove 303, an upper clamping insert strip 31, an upper locking hole 311, an upper locking buckle 32, an upper spring 33, an upper clamping block 34, a lower mold core 40, a lower mold cavity 401, a lower insertion groove 402, a lower groove 403, a second ejector abdicating hole 404, a lower clamping insert strip 41, a lower locking hole 411, a lower locking buckle 42, a lower spring 43, a lower clamping block 44, an ejection mechanism 50, a top plate 51, an ejector pin 52.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
Refer to fig. 1 to 3.
The embodiment of the utility model discloses an optical lens injection mold of interchangeable core, include from last upper padding plate 10, upper die plate 11, lower bolster 21 and the lower bolster 20 that sets gradually down, the bottom of upper die plate 11 is equipped with two upper die core grooves 111, the relative both sides wall of each upper die core groove 111 all is connected with an upper guide slot 112, the top of lower bolster 21 is equipped with two lower die core grooves 211, the relative both sides wall of each lower die core groove 211 all is connected with a guide slot 212, lower die core groove 211 is located under upper die core groove 111, upper die plate 11 and upper padding plate 10 run through have the sprue 113 of moulding plastics, be equipped with the subchannel 213 of moulding plastics on the lower bolster 21, the sprue 113 of moulding plastics is located the subchannel 213 of moulding plastics;
an upper mold core 30 is installed in each upper mold core groove 111, an upper mold cavity 301 is arranged at the bottom of each upper mold core 30, an upper slot 302 is arranged on the outer wall of each upper mold core 30 on two opposite sides, an upper clamping insertion strip 31 is connected in each upper guide groove 112 in a sliding manner, one end of the upper clamping insertion strip 31 is inserted into the upper slot 302, preferably, one end of the upper clamping insertion strip 31 close to the upper slot 302 is in a pyramid shape, the shape and the size of the bottom of the upper slot 302 are the same as the shape and the structure of the tail end of the upper clamping insertion strip 31, the insertion of the upper clamping insertion strip 31 can be effectively facilitated, the reliability of the upper clamping insertion strip 31 for positioning the upper mold core 30 after being inserted can be effectively improved, an upper lock hole 311 is arranged at the other end of the upper clamping insertion strip 31, upper lock catches 32 are hinged to the outer walls on two opposite sides of the upper mold plate 11, the upper lock catches 32 are clamped in the upper lock holes 311, preferably, the upper, the position of the upper clamping insert 31 can be effectively stabilized, so that the position of the upper die core 30 can be effectively stabilized, preferably, the upper lock catch 32 is positioned above the upper clamping insert 31, and the upper lock catch 32 can be prevented from loosening the upper lock hole 311 due to the action of gravity;
each lower mold core groove 211 is provided with a lower mold core 40, the bottom of each lower mold core 40 is provided with a lower mold cavity 401, the injection runner 213 is communicated with two lower mold cavities 401, when the mold is closed, the lower mold cavity 401 and the upper mold cavity 301 form an injection mold cavity, the outer walls of two opposite sides of each lower mold core 40 are provided with a lower slot 402, each lower guide groove 212 is connected with a lower clamping and inserting strip 41 in a sliding way, one end of the lower clamping and inserting strip 41 is inserted into the lower slot 402, preferably, one end of the lower clamping and inserting strip 41 close to the lower slot 402 is in a pyramid shape, the shape and the size of the bottom of the lower slot 402 are the same as the shape and the structure of the tail end of the lower clamping and inserting strip 41, the insertion of the lower clamping and inserting strip 41 can be effectively facilitated, the reliability of the lower mold core 40 positioning of the inserted lower clamping and inserting strip 41 can be effectively improved, the other end of the lower clamping and inserting strip 41 is provided with, the lower lock catch 42 is clamped in the lower lock hole 411, preferably, the lower lock catch 42 is L-shaped, and when being clamped in the lower lock hole 411, the position of the lower clamping insert 41 can be effectively stabilized, so that the position of the lower mold core 40 can be effectively stabilized, preferably, the lower lock catch 42 is located above the lower clamping insert 41, and the lower lock catch 42 can be prevented from being loosened from the lower lock hole 411 under the action of gravity.
When the mold core needs to be replaced, the upper lock 32 and the lower lock 42 are opened to be separated from the upper lock hole 311 and the lower lock hole 411 respectively, the upper clamping insert strip 31 and the lower clamping insert strip 41 are pulled out of the upper slot 302 and the lower slot 402 respectively, then the upper mold core 30 and the lower mold core 40 can be replaced, the upper clamping insert strip 31 and the lower clamping insert strip 41 are inserted into the upper slot 302 and the lower slot 402 respectively after the replacement is finished, and then the upper lock 32 and the lower lock 42 are respectively inserted into the upper lock hole 311 and the lower lock hole 411 in a buckled mode, so that the replacement operation can be completed without tools.
In this embodiment, the both sides outer wall of every upper die core 30 still all is equipped with an upper groove 303, the both sides inner wall in every upper die core groove 111 all is equipped with an upper spring 33, the one end that upper spring 33 is close to upper die core 30 is connected with hemispherical last screens piece 34, it pegs graft in upper groove 303 to go up screens piece 34, realize auxiliary positioning to last mould benevolence 30 through hemispherical last screens piece 34, can conveniently install the operation to last mould benevolence 30, it need not hand upper die core 30 after the mould benevolence 30 to tentatively insert.
Based on the above embodiment, the outer walls of the two sides of each lower mold core 40 are also provided with a lower groove 403, the inner walls of the two sides of each lower mold core groove 211 are provided with a lower spring 43, one end of each lower spring 43 close to the lower mold core 40 is connected with a lower hemispherical position clamping block 44, the lower position clamping blocks 44 are inserted into the lower grooves 403, the lower mold cores 40 are positioned in an auxiliary manner through the lower hemispherical position clamping blocks 44, the lower mold cores 40 can be conveniently installed and operated, and the lower mold cores 40 do not need to be held by hands after being preliminarily inserted into the lower mold cores 40.
In this embodiment, at least two supporting blocks 22 are connected between the lower template 21 and the lower backing plate 20, and the ejection mechanism 50 is enclosed between all the supporting blocks 22.
Based on the above embodiment, the lower bolster 20 is provided with the ejecting abdicating hole 201, the lower bolster 21 is provided with the first ejector pin abdicating hole 214 penetrating through the lower mold core groove 211, the lower mold core 40 is provided with the second ejector pin abdicating hole 404 penetrating through the lower mold cavity 401, the ejection mechanism 50 includes the top plate 51, the ejector pin 52 is fixed on the top plate 51, the ejector pin 52 is located in the first ejector pin abdicating hole 214 and the second ejector pin abdicating hole 404, after the injection molding is completed and the mold opening is performed, the external power mechanism penetrates the ejecting abdicating hole 201 to eject the top plate 51, and the ejector pin 52 ejects the optical lens in the lower mold cavity 401 to realize the stripping.
Based on the above embodiment, the ejection block 53 is fixed at the bottom of the top plate 51, and the ejection block 53 is slidably connected to the ejection yielding hole 201, so that the stability of the lifting action of the top plate 51 can be effectively improved.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. An optical lens injection mold with a replaceable core comprises an upper base plate (10), an upper mold plate (11), a lower mold plate (21) and a lower base plate (20), and is characterized in that two upper mold core grooves (111) are formed in the bottom of the upper mold plate (11), an upper guide groove (112) is connected to each of two side walls of each upper mold core groove (111), two lower mold core grooves (211) are formed in the top of the lower mold plate (21), a lower guide groove (212) is connected to each of two side walls of each lower mold core groove (211), an injection molding main runner (113) penetrates through the upper mold plate (11) and the upper base plate (10), and an injection molding sub-runner (213) is formed in the lower mold plate (21);
an upper die core (30) is installed in the upper die core groove (111), an upper die cavity (301) is arranged at the bottom of the upper die core (30), upper slots (302) are formed in two sides of the upper die core (30), an upper clamping insertion strip (31) is connected to the upper guide groove (112) in a sliding mode, one end of the upper clamping insertion strip (31) is inserted into the upper slots (302), an upper lock hole (311) is formed in the other end of the upper clamping insertion strip (31), upper lock catches (32) are hinged to two sides of the upper die plate (11), and the upper lock catches (32) are clamped in the upper lock holes (311);
install lower mould benevolence (40) in lower mould benevolence groove (211), the bottom of lower mould benevolence (40) is equipped with die cavity (401) down, subchannel (213) intercommunication of moulding plastics is two lower die cavity (401), the both sides of lower mould benevolence (40) all are equipped with slot (402) down, sliding connection has lower screens cutting slips (41) down in lower guide slot (212), the one end of lower screens cutting slips (41) is inserted in lower slot (402), the other end of lower screens cutting slips (41) is equipped with down lockhole (411), the both sides of lower bolster (21) all articulate has lower hasp (42), lower hasp (42) joint is in down lockhole (411).
2. The injection mold for optical lens with replaceable core according to claim 1, wherein both sides of the upper mold core (30) are provided with an upper groove (303), both inner walls of both sides of the upper mold core groove (111) are provided with an upper spring (33), one end of the upper spring (33) close to the upper mold core (30) is connected with a hemispherical upper clamping block (34), and the upper clamping block (34) is inserted into the upper groove (303).
3. The injection mold for optical lens with replaceable core according to claim 2, wherein a lower groove (403) is further formed on each of two sides of the lower mold core (40), a lower spring (43) is disposed on each of two inner walls of the lower mold core groove (211), a lower hemispherical retaining block (44) is connected to one end of the lower spring (43) close to the lower mold core (40), and the lower retaining block (44) is inserted into the lower groove (403).
4. The injection mold for an optical lens with a replaceable core according to claim 1, wherein at least two support blocks (22) are connected between the lower template (21) and the lower backing plate (20), and the ejection mechanism (50) is enclosed between all the support blocks (22).
5. The core-replaceable optical lens injection mold of claim 4, wherein the lower cushion plate (20) is provided with a material ejecting and receding hole (201), the lower cushion plate (21) is provided with a first thimble receding hole (214) penetrating through the lower mold cavity groove (211), the lower mold cavity (40) is provided with a second thimble receding hole (404) penetrating through the lower mold cavity (401), the ejection mechanism (50) comprises a top plate (51), a thimble (52) is fixed on the top plate (51), and the thimble (52) is located in the first thimble receding hole (214) and the second thimble receding hole (404).
6. The interchangeable core optical lens injection mold according to claim 5, wherein the top plate (51) has a top block (53) fixed to the bottom, the top block (53) being slidably connected in the top relief hole (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020187754.3U CN212045731U (en) | 2020-02-20 | 2020-02-20 | Optical lens injection mold with replaceable core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020187754.3U CN212045731U (en) | 2020-02-20 | 2020-02-20 | Optical lens injection mold with replaceable core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212045731U true CN212045731U (en) | 2020-12-01 |
Family
ID=73534309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020187754.3U Expired - Fee Related CN212045731U (en) | 2020-02-20 | 2020-02-20 | Optical lens injection mold with replaceable core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212045731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111958929A (en) * | 2020-08-13 | 2020-11-20 | 常熟市绿一电器配件制造有限公司 | Thermoplastic mold for filling raw materials in closed state |
-
2020
- 2020-02-20 CN CN202020187754.3U patent/CN212045731U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111958929A (en) * | 2020-08-13 | 2020-11-20 | 常熟市绿一电器配件制造有限公司 | Thermoplastic mold for filling raw materials in closed state |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |