CN212422029U - High-efficiency easy-to-operate injection mold for lens - Google Patents
High-efficiency easy-to-operate injection mold for lens Download PDFInfo
- Publication number
- CN212422029U CN212422029U CN202020724257.2U CN202020724257U CN212422029U CN 212422029 U CN212422029 U CN 212422029U CN 202020724257 U CN202020724257 U CN 202020724257U CN 212422029 U CN212422029 U CN 212422029U
- Authority
- CN
- China
- Prior art keywords
- injection mold
- fixed
- front side
- rear side
- cover half
- 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
Links
- 238000002347 injection Methods 0.000 title claims abstract description 30
- 239000007924 injection Substances 0.000 title claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims description 15
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000001746 injection moulding Methods 0.000 abstract description 4
- 239000004033 plastic Substances 0.000 abstract description 3
- 229920003023 plastic Polymers 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model relates to an injection mold technical field just discloses an injection mold for lens of easy operation of high efficiency, including cover half and movable mould, the cover half is located the rear side of movable mould, four group's through-holes have all been seted up on the surface of cover half and the surface of movable mould, be provided with the aiming axis in the through-hole, movable mould and aiming axis sliding connection, the rear side of cover half and the front side fixed connection of protection casing, evenly be provided with four group's cassettes in the protection casing. This injection mold for lens of easy operation of high efficiency, through the cooperation of movable mould, connecting axle, fixed plate, thimble, main guide holder and vice guide holder for injection moulding product's drawing of patterns process is comparatively simple and convenient, and has reduced the required power unit of drawing of patterns operation, has improved the efficiency of the production of moulding plastics, and the length through the thimble is less than cover half thickness and protection casing length sum, avoids the thimble to produce the interference to the movable mould when the compound die, has improved the smooth and easy nature that injection mold used.
Description
Technical Field
The utility model relates to an injection mold technical field specifically is an injection mold for lens of easy operation of high efficiency.
Background
Injection molding is a processing method used in mass production of parts with complex shapes, and particularly relates to a method for injecting a material which is melted by heating into a mold cavity from high pressure, and obtaining a formed product after cooling and solidification.
Chinese patent publication No. CN203863937U proposes an injection mold for manufacturing PC lenses, comprising a movable mold plate, a fixed mold plate and an ejector plate, wherein the matching surface of the movable mold plate and the fixed mold plate is provided with four guide posts, the ejector plate is provided with four mounting holes, the mounting holes are internally provided with linear ball bearings matched with the guide posts, the ejector plate is slidably arranged on the guide posts, the inner wall of the linear ball bearing is provided with more than one ball groove extending along the axial direction of the linear ball bearing, the ball grooves are distributed on the inner wall of the linear ball bearing in a circumferential manner, the ball grooves are internally provided with more than one ball, the ejector plate is provided with two through holes, the through holes are matched with the movable mold plate and the fixed mold plate to form a cavity, the linear ball bearings are adopted on the ejector plate, and a supporting system is formed among the ejector plate, the movable mold plate and the fixed mold plate through the linear, the bearing capacity is improved, the service life of the injection mold is prolonged, but the ejector plate in the injection mold for manufacturing the PC lens still needs an additional driving mechanism for ejecting the product, and the demolding of the product is complicated.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides an injection mold for lens of easy operation of high efficiency has solved current injection mold for PC lens is made in the thimble board still need extra actuating mechanism to the ejecting of product, the comparatively loaded down with trivial details problem of the drawing of patterns of product.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: an injection mold for lenses with high efficiency and easy operation comprises a fixed mold and a movable mold, wherein the fixed mold is positioned at the rear side of the movable mold, four groups of through holes are formed in the surface of the fixed mold and the surface of the movable mold, guide shafts are arranged in the through holes and are in sliding connection with the guide shafts, the rear side of the fixed mold is fixedly connected with the front side of a protective cover, four groups of clamping seats are uniformly arranged in the protective cover, the front sides of the clamping seats are fixedly connected with the rear side of the fixed mold, the guide shafts penetrate through the fixed mold and are clamped with the middle parts of the clamping seats, the middle parts of the rear sides of the clamping seats are fixedly connected with the front ends of extension shafts, the rear ends of the extension shafts are clamped with the front sides of cover plates, the outer side wall of the cover plate is clamped with the rear side of the inner wall of the protective cover, the left end of the rear side, two sets of the rear end of connecting axle respectively with the left end and the right-hand member fixed connection of fixed plate front side, the front side middle part of fixed plate and the rear end fixed connection of thimble, the front end of thimble stretches into middle part in the cover half, the top of fixed plate and the inner wall sliding connection of main guide seat, the middle part of main guide seat lower surface has been seted up and has been dodged the groove, the bottom of fixed plate is passed and is dodged the groove and with the top sliding connection of vice guide seat, the front side of main guide seat and the rear side fixed connection of cover half, the middle part fixed connection of the bottom of vice guide seat and protection casing bottom inner wall, the runner that runs through the movable mould is seted up at the middle part of movable mould front side, the runner is located the positive front side of thimble.
Preferably, the length of the ejector pin is smaller than the sum of the thickness of the fixed die and the length of the protective cover, the roughness RA of the outer surface of the ejector pin is smaller than 0.4, and the diameter of the ejector pin is smaller than the diameter of the section of the small end of the gate.
Preferably, the fixing plate is T-shaped, and the outer surface of the fixing plate is provided with a wear-resistant and rust-proof coating.
Preferably, the length of the main guide seat is equal to that of the auxiliary guide seat, and the length of the main guide seat is equal to the distance from the front side of the cover plate to the rear side of the fixed die.
Preferably, the guide shaft is a carbon steel shaft, an antirust coating is arranged on the outer surface of the guide shaft, and the length of the guide shaft is greater than the sum of the thickness of the fixed die, the thickness of the movable die and the length of the protective cover.
Preferably, the front end of the ejector pin is an arc surface, and the ejector pin is located in the middle of the fixed die.
(III) advantageous effects
Compared with the prior art, the utility model provides an injection mold for lens of easy operation of high efficiency possesses following beneficial effect:
1. this injection mold for lens of easy operation of high efficiency, through the cooperation of movable mould, connecting axle, fixed plate, thimble, main guide holder and vice guide holder for injection moulding product's drawing of patterns process is comparatively simple and convenient, and has reduced the required power unit of drawing of patterns operation, has improved the efficiency of the production of moulding plastics, and the length through the thimble is less than cover half thickness and protection casing length sum, avoids the thimble to produce the interference to the movable mould when the compound die, has improved the smooth and easy nature that injection mold used.
2. This injection mold for lens of easy operation of high efficiency is through the direction of main guide holder and vice guide holder to the fixed plate for the sliding movement of fixed plate is comparatively stable, and the front end through the thimble is the cambered surface, and the thimble is located the middle part of cover half, makes the thimble exert the drive force to the middle part of product, and has reduced the fish tail of thimble to the product.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the protective cover of the present invention;
FIG. 3 is a cross-sectional view of the fixing plate and the thimble in cooperation;
FIG. 4 is a sectional view of the structure of the present invention;
fig. 5 is a sectional view of the fixing plate and the connecting shaft cooperating structure of the present invention.
In the figure: 1. a guide shaft; 2. moving the mold; 3. fixing a mold; 4. a protective cover; 5. a card holder; 6. an extension shaft; 7. a cover plate; 8. a connecting shaft; 9. a fixing plate; 10. a thimble; 11. a main guide seat; 12. an avoidance groove; 13. a sub-guide seat; 14. and a gate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: an injection mold for a lens with high efficiency and easy operation comprises a fixed mold 3 and a movable mold 2, wherein the fixed mold 3 is positioned at the rear side of the movable mold 2, four groups of through holes are respectively formed in the surface of the fixed mold 3 and the surface of the movable mold 2, a guide shaft 1 is arranged in each through hole, the movable mold 2 is in sliding connection with the guide shaft 1, the rear side of the fixed mold 3 is fixedly connected with the front side of a protective cover 4, four groups of clamping seats 5 are uniformly arranged in the protective cover 4, the front sides of the clamping seats 5 are fixedly connected with the rear side of the fixed mold 3, the guide shaft 1 penetrates through the fixed mold 3 and is clamped with the middle parts of the clamping seats 5, the middle parts of the rear sides of the clamping seats 5 are fixedly connected with the front ends of extension shafts 6, the rear ends of the four groups of extension shafts 6 are clamped with the front side of a cover plate 7, the outer side wall of the cover plate 7 is clamped with the, the rear ends of two groups of connecting shafts 8 are respectively fixedly connected with the left end and the right end of the front side of a fixed plate 9, the middle part of the front side of the fixed plate 9 is fixedly connected with the rear end of an ejector pin 10, the front end of the ejector pin 10 extends into the middle part in a fixed die 3, the top part of the fixed plate 9 is in sliding connection with the inner wall of a main guide seat 11, the middle part of the lower surface of the main guide seat 11 is provided with an avoiding groove 12, the bottom part of the fixed plate 9 passes through the avoiding groove 12 and is in sliding connection with the top part of an auxiliary guide seat 13, the front side of the main guide seat 11 is fixedly connected with the rear side of the fixed die 3, the bottom part of the auxiliary guide seat 13 is fixedly connected with the middle part of the inner wall of the bottom part of a protective cover 4, the demoulding process of an injection product is simpler and more convenient through the matching of a movable die 2, the connecting shafts 8, the, the middle part of the front side of the movable mold 2 is provided with a sprue 14 penetrating through the movable mold 2, and the sprue 14 is positioned right in front of the thimble 10.
Specifically, in order to improve the smoothness of the use of the injection mold, the length of the ejector pin 10 is smaller than the sum of the thickness of the fixed mold 3 and the length of the protective cover 4, so that the ejector pin is prevented from interfering the movable mold 2 during mold closing, the roughness RA of the outer surface of the ejector pin 10 is smaller than 0.4, and the diameter of the ejector pin 10 is smaller than the diameter of the section of the small end of the sprue 14, so that the ejector pin 10 can move smoothly.
Specifically, in order to prolong the service life of the fixing plate 9, the fixing plate 9 is shaped like a T, and the outer surface of the fixing plate 9 is provided with a wear-resistant and rust-proof plating layer.
Specifically, in order to stabilize the sliding movement of the fixing plate 9, the length of the main guide seat 11 is equal to the length of the auxiliary guide seat 13, and the length of the main guide seat 11 is equal to the distance from the front side of the cover plate 7 to the rear side of the fixed mold 3, so that the main guide seat 11 and the auxiliary guide seat 13 simultaneously guide the sliding movement of the fixing plate 9.
Specifically, in order to improve the bearing capacity of the guide shaft 1, the guide shaft 1 is a carbon steel shaft, an antirust coating is arranged on the outer surface of the guide shaft 1, and the length of the guide shaft 1 is greater than the sum of the thickness of the fixed die 3, the thickness of the movable die 2 and the length of the protective cover 4.
Specifically, in order to enable the ejector pin 10 to exert a pushing force on the middle of a product and reduce the scratch of the ejector pin 10 on the product, the front end of the ejector pin 10 is an arc surface, and the ejector pin 10 is located in the middle of the fixed die 3.
The working principle is as follows: pouring molten plastic through the pouring gate 14, after injection molding is completed and cooling is performed, the movable mold 2 is driven by a power mechanism to move forwards along the guide shaft 1, the power mechanism is a hydraulic cylinder, the movable mold 2 drives the two groups of connecting shafts 8 to move forwards simultaneously in the process of moving forwards, and then drives the fixed plate 9 to move forwards, the fixed plate 9 slides forwards along the main guide seat 11 and the auxiliary guide seat 13, and then drives the ejector pin 10 to move forwards, the ejector pin 10 penetrates the fixed mold 3 forwards, and pushes a cooling molded product to be separated from the fixed mold 3, so that demolding operation is completed.
In summary, according to the injection mold for the lens, which is high in efficiency and easy to operate, through the cooperation of the movable mold 2, the connecting shaft 8, the fixing plate 9, the ejector pins 10, the main guide seat 11 and the auxiliary guide seat 13, the demolding process of an injection product is simpler and more convenient, power mechanisms required by demolding operation are reduced, and the injection production efficiency is improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an easy operation's of high efficiency injection mold for lens, includes cover half (3) and movable mould (2), its characterized in that: the fixed die (3) is positioned at the rear side of the movable die (2), four groups of through holes are formed in the surface of the fixed die (3) and the surface of the movable die (2), a guide shaft (1) is arranged in each through hole, the movable die (2) is in sliding connection with the guide shaft (1), the rear side of the fixed die (3) is fixedly connected with the front side of the protective cover (4), four groups of clamping seats (5) are uniformly arranged in the protective cover (4), the front side of each clamping seat (5) is fixedly connected with the rear side of the fixed die (3), the guide shaft (1) penetrates through the fixed die (3) and is clamped with the middle of each clamping seat (5), the middle of the rear side of each clamping seat (5) is fixedly connected with the front end of the extension shaft (6), the rear ends of the extension shafts (6) are clamped with the front side of the cover plate (7), the outer side wall of the cover plate (7) is clamped with, the left end of movable mould (2) rear side and the right-hand member of rear side respectively with the front end fixed connection of two sets of connecting axle (8), the rear end of connecting axle (8) passes cover half (3), two sets of the rear end of connecting axle (8) respectively with the left end and the right-hand member fixed connection of fixed plate (9) front side, the front side middle part of fixed plate (9) and the rear end fixed connection of thimble (10), the front end of thimble (10) stretches into middle part in cover half (3), the top of fixed plate (9) and the inner wall sliding connection of main guide seat (11), the middle part of main guide seat (11) lower surface has been seted up and has been dodged groove (12), the bottom of fixed plate (9) is passed and is dodged groove (12) and with the top sliding connection of vice guide seat (13), the front side of main guide seat (11) and the rear side fixed connection of cover half (3), the bottom of vice guide seat (13) and the middle part fixed connection of protection casing (4) bottom inner wall, the middle part of the front side of the movable mold (2) is provided with a sprue (14) penetrating through the movable mold (2), and the sprue (14) is positioned on the front side of the ejector pin (10).
2. An injection mold for lens according to claim 1, characterized in that: the length of the ejector pin (10) is smaller than the sum of the thickness of the fixed die (3) and the length of the protective cover (4), the roughness RA of the outer surface of the ejector pin (10) is smaller than 0.4, and the diameter of the ejector pin (10) is smaller than the diameter of the section of the small end of the sprue (14).
3. An injection mold for lens according to claim 1, characterized in that: the fixing plate (9) is T-shaped, and a wear-resistant and rust-proof coating is arranged on the outer surface of the fixing plate (9).
4. An injection mold for lens according to claim 1, characterized in that: the length of the main guide seat (11) is equal to that of the auxiliary guide seat (13), and the length of the main guide seat (11) is equal to the distance from the front side of the cover plate (7) to the rear side of the fixed die (3).
5. An injection mold for lens according to claim 1, characterized in that: leading shaft (1) is the carbon steel axle, and the surface of leading shaft (1) is provided with rust-resistant cladding, the length of leading shaft (1) is greater than the thickness of cover half (3), the thickness of movable mould (2) and protection casing (4) length sum.
6. An injection mold for lens according to claim 1, characterized in that: the front end of the ejector pin (10) is an arc surface, and the ejector pin (10) is located in the middle of the fixed die (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020724257.2U CN212422029U (en) | 2020-05-06 | 2020-05-06 | High-efficiency easy-to-operate injection mold for lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020724257.2U CN212422029U (en) | 2020-05-06 | 2020-05-06 | High-efficiency easy-to-operate injection mold for lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212422029U true CN212422029U (en) | 2021-01-29 |
Family
ID=74289479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020724257.2U Expired - Fee Related CN212422029U (en) | 2020-05-06 | 2020-05-06 | High-efficiency easy-to-operate injection mold for lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212422029U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510885A (en) * | 2021-05-12 | 2021-10-19 | 苏州天群精密机械有限公司 | Contact lens production mold adopting ejector pins for demolding |
-
2020
- 2020-05-06 CN CN202020724257.2U patent/CN212422029U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113510885A (en) * | 2021-05-12 | 2021-10-19 | 苏州天群精密机械有限公司 | Contact lens production mold adopting ejector pins for demolding |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212422029U (en) | High-efficiency easy-to-operate injection mold for lens | |
| CN102241112A (en) | Injection moulding die for light guide plate | |
| CN210791860U (en) | Injection mold for internal thread injection molding | |
| CN208084872U (en) | It can be used for the mold and Novel injection mold of inclined-plane injection molding | |
| CN216804247U (en) | Prevent location guide pin bushing for plastic injection mold of dislocation | |
| CN215921147U (en) | Injection mold die carrier convenient to use | |
| CN216001313U (en) | Induction cooker pot cover handle injection molding mold | |
| CN110900983A (en) | Fan die for electric control silicone oil clutch of automobile engine | |
| CN208529602U (en) | A kind of precision die of ultra-thin Notebook Battery shell | |
| CN218462831U (en) | Injection mold with direction complementary unit | |
| CN216373097U (en) | Weak mold insert protection architecture of injection mould | |
| CN216300026U (en) | Injection mold | |
| CN211640820U (en) | Fan die for electric control silicone oil clutch of automobile engine | |
| CN218876142U (en) | Novel mould mechanism | |
| CN115157581B (en) | Demolding device and injection mold | |
| CN219335923U (en) | Die-casting forming die with replaceable erosion inserts | |
| CN216329829U (en) | Anti-deformation injection molding die for arc-shaped decorative plate | |
| CN220903931U (en) | Injection molding machine of bimodulus utensil injection | |
| CN210851108U (en) | Plastic product injection mold capable of automatically demolding | |
| CN214926700U (en) | Rotary demoulding structure for inverted curved surface product | |
| CN209111382U (en) | A kind of support block structure of Injection Motor Template | |
| CN218256548U (en) | A ejecting structure for injection mold | |
| CN219028359U (en) | Automobile front bumper lower body injection mold | |
| CN219852070U (en) | Motor cylinder mold for new energy automobile | |
| CN214239293U (en) | Plastic leather ring frame injection mold |
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: 20210129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |