CN109454814B - Pre-assembly checking structure of lens mold and working method thereof - Google Patents
Pre-assembly checking structure of lens mold and working method thereof Download PDFInfo
- Publication number
- CN109454814B CN109454814B CN201811645621.XA CN201811645621A CN109454814B CN 109454814 B CN109454814 B CN 109454814B CN 201811645621 A CN201811645621 A CN 201811645621A CN 109454814 B CN109454814 B CN 109454814B
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- CN
- China
- Prior art keywords
- core plate
- plate
- thimble
- rotating rod
- mold core
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Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000012795 verification Methods 0.000 claims description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/1742—Mounting of moulds; Mould supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/30—Mounting, exchanging or centering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
Abstract
The invention relates to a lens mold preassembling and checking structure and a working method thereof, wherein the lens mold preassembling and checking structure comprises an ejector plate and a mold core plate, the ejector plate is provided with an ejector pin and a rotating rod, the rotating rod is provided with a spring which is propped against the mold core plate, the mold core plate is provided with a through hole for the rotating rod to pass through, the center of one end of the rotating rod, which faces the mold core plate, is provided with a threaded hole, one side of the mold core plate, which is far away from the ejector plate, is provided with a plurality of checking jigs which are in one-to-one correspondence with the rotating rod and are used for pulling the rotating rod, the screw rod is fixedly connected with a rotating block which is used for rotating the screw rod, and the screw rod is also sleeved with a rubber cushion block which is positioned between the rotating block and the mold core plate. The lens mold pre-assembly checking structure can improve the matching degree of the mold core plate and the thimble, reduce the easy-to-fold rate of the thimble and the rotating rod, shorten the mold assembly time and be more convenient during operation.
Description
Technical Field
The invention relates to a pre-assembly checking structure of a lens mold and a working method thereof, belonging to the field of lens processing equipment.
Background
The mould for producing plastic lenses is divided into a fixed side and a movable side, the movable side needs a thimble on a thimble plate to eject the lenses, so that the problem of matching between the thimble and a mould core is solved.
Disclosure of Invention
Therefore, the invention aims to provide a lens mold pre-assembly checking structure and a working method thereof, which can effectively shorten the mold assembly time and reduce the easy-to-break rate of the thimble and the rotating rod.
The invention is realized by adopting the following scheme: the utility model provides a lens mould preassembly check-up structure, includes thimble board and mould benevolence board, is provided with thimble and round bar on the thimble board, is provided with the spring that is pushing up the mould benevolence board on the round bar, has offered the perforation that supplies the round bar to pass on the mould benevolence board, threaded hole has been seted up towards the center of mould benevolence board one end to the round bar, and mould benevolence board is kept away from thimble board one side and is provided with a plurality of and round bar one-to-one and is used for pulling the check-up tool of round bar, the check-up tool includes the screw rod with the threaded hole threaded connection of round bar, fixedly connected with is used for rotating the turning block of screw rod on the screw rod, still overlaps the rubber cushion that is located between turning block and the mould benevolence board on the screw rod.
Furthermore, an ejector pin hole for the ejector pin to pass through is formed in the middle of the die core plate, and a spring groove positioned at the perforation position is formed in one side of the die core plate, which faces the ejector pin plate.
Further, a yielding groove for the rotary rod to extend in is formed in one end, facing the die core plate, of the rubber cushion block.
The invention adopts another technical scheme that: the working method of the lens mold pre-assembly checking structure comprises the steps of assembling a thimble plate and a mold core plate of a thimble and a rotating rod together, enabling the rotating rod on the thimble plate to pass through a through hole on the mold core plate, installing a checking fixture on one side of the mold core plate on the principle of the thimble plate, and connecting a screw rod of the checking fixture with a threaded hole of the rotating rod in a threaded manner; then the rotating block can drive the screw rod to rotate, the screw rod rotates to pull the rotating rod, the allowance of the spring is removed, the spring is retracted to the bottom, the thimble on the thimble plate is completely inserted into the thimble hole on the die core plate, and whether the thimble and the die core plate are matched in place or not is detected.
Compared with the prior art, the invention has the following beneficial effects: (1) improving the matching degree of the die core plate and the ejector pin; (2) reducing the easy-to-break rate of the thimble and the rotating rod; (3) prolonging the service life of the thimble; (4) shortening the assembly time of the die and being more convenient in operation; (5) The efficiency of whether the thimble is in place or not is improved by improving the thimble and inserting the thimble into the die core Kong Jingzhun in place.
The present invention will be further described in detail below with reference to specific embodiments and associated drawings for the purpose of making the objects, technical solutions and advantages of the present invention more apparent.
Drawings
FIG. 1 is a front elevational view of an embodiment of the present invention;
FIG. 2 is a perspective view of an embodiment of the present invention with the mold insert plate omitted;
FIG. 3 is a perspective view of one orientation of a verification fixture in an embodiment of the invention;
FIG. 4 is a perspective view of another orientation of the checking fixture according to the embodiment of the present invention;
FIG. 5 is a perspective view of a mold insert plate according to an embodiment of the present invention;
the reference numerals in the figures illustrate: 100-thimble plates, 110-thimbles, 120-revolution rods, 130-springs, 200-die core plates, 210-perforations, 220-thimble holes, 230-spring grooves, 300-calibration jigs, 310-screws, 320-rotating blocks, 330-rubber cushion blocks and 331-abdication grooves.
Detailed Description
As shown in fig. 1-5, a pre-assembling and checking structure for a lens mold comprises an ejector plate 100 and a mold core plate 200, wherein the ejector plate 100 is provided with an ejector pin 110 and a rotating rod 120, the rotating rod 120 is provided with a spring 130 which is propped against the mold core plate 200, the mold core plate 200 is provided with a through hole 210 for the rotating rod to pass through, the center of the rotating rod 120, which faces one end of the mold core plate, is provided with a threaded hole, one side of the mold core plate 200, which is far away from the ejector plate 100, is provided with a plurality of checking jigs 300 which are in one-to-one correspondence with the rotating rod and are used for pulling the rotating rod, the checking jigs 300 comprise a screw 310 which is in threaded connection with the threaded hole of the rotating rod 120, the screw 310 is fixedly connected with a rotating block 320 used for rotating the screw 310, and a rubber cushion block 330 which is positioned between the rotating block 320 and the mold core plate is sleeved on the screw 310; the rotary block can drive the screw rod to rotate, the screw rod rotates to pull the rotary rod, the allowance of the spring is removed, the spring is retracted to the bottom, the thimble on the thimble plate is completely inserted into the thimble hole on the die core plate, whether the thimble and the die core plate are matched in place or not is facilitated to be detected, if the thimble cannot be matched in place with the die core plate, the thimble on the thimble plate can be adjusted until the thimble and the die core plate can be matched in place, therefore, the die assembly time can be shortened, the service life of the thimble is prolonged, the die assembly speed is accelerated, and the easy-to-fold rate of the thimble and the rotary rod is reduced.
The ejector pin plate and the mold core plate are preassembled, whether the ejector pin is matched with the mold core plate in place or not is checked in advance, the spring allowance is removed, and the assembly operation of the mold is performed after the ejector pin can be assembled in place is determined, so that the assembly time of the mold is shortened, the assembly rationality is improved, the ejector pin and the rotating rod are prevented from being blocked in the use process, and the service lives of the ejector pin and the rotating rod are prolonged.
In this embodiment, an ejector pin hole 220 through which the ejector pin 110 passes is formed in the middle of the mold core plate 200, a spring groove 230 located at the position of the ejector pin plate is formed on one side of the mold core plate 200 facing the ejector pin plate, one end of the spring abuts against the bottom surface of the spring groove 230, and the other end abuts against a shoulder on the rotating rod.
In this embodiment, the rubber cushion block 330 has a recess 331 at one end facing the mold core plate 200 for the extension of the swing rod 120, so as to provide space for the extension of the swing rod, and thus the spring can be fully compressed.
The working method of the lens mold pre-assembly checking structure comprises the steps of assembling a thimble plate and a mold core plate of a thimble and a rotating rod together, enabling the rotating rod on the thimble plate to pass through a through hole on the mold core plate, installing a checking fixture on one side of the mold core plate on the principle of the thimble plate, and connecting a screw rod of the checking fixture with a threaded hole of the rotating rod in a threaded manner; then the rotating block can drive the screw rod to rotate, the screw rod rotates to pull the rotary rod, the allowance of the spring is removed, the spring is retracted to the bottom, the thimble on the thimble plate is completely inserted into the thimble hole on the die core plate, and whether the thimble and the die core plate are matched in place or not is detected; if the ejector pins cannot be matched with the die core plate in place, the ejector pins on the ejector plate can be adjusted until the ejector pins can be matched with the die core plate in place.
Any of the above-described embodiments of the present invention disclosed herein, unless otherwise stated, if they disclose a numerical range, then the disclosed numerical range is the preferred numerical range, as will be appreciated by those of skill in the art: the preferred numerical ranges are merely those of the many possible numerical values where technical effects are more pronounced or representative. Since the numerical values are more and cannot be exhausted, only a part of the numerical values are disclosed to illustrate the technical scheme of the invention, and the numerical values listed above should not limit the protection scope of the invention.
If the invention discloses or relates to components or structures fixedly connected with each other, then unless otherwise stated, the fixed connection is understood as: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical scheme of the present invention and are not limiting; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.
Claims (3)
1. The working method of the pre-assembly checking structure of the lens mold is characterized by comprising the following steps of: the lens mold pre-assembling checking structure comprises an ejector plate and a mold core plate, wherein the ejector plate is provided with an ejector pin and a rotating rod, a spring which is used for propping the mold core plate is arranged on the rotating rod, a through hole for the rotating rod to pass through is formed in the mold core plate, a threaded hole is formed in the center of one end of the rotating rod, which faces the mold core plate, a plurality of checking jigs which are in one-to-one correspondence with the rotating rod and are used for pulling the rotating rod are arranged on one side, away from the ejector plate, of the mold core plate, each checking jig comprises a screw rod which is in threaded connection with the threaded hole of the rotating rod, a rotating block used for rotating the screw rod is fixedly connected to the screw rod, and a rubber cushion block which is positioned between the rotating block and the mold core plate is sleeved on the screw rod; assembling a thimble plate with a thimble and a rotating rod with a mold core plate together, enabling the rotating rod on the thimble plate to pass through a through hole on the mold core plate, installing a checking fixture on one side of the mold core plate away from the thimble plate, and connecting a screw rod of the checking fixture with a threaded hole of the rotating rod in a threaded manner; then the rotating block can drive the screw rod to rotate, the screw rod rotates to pull the rotating rod, the allowance of the spring is removed, the spring is retracted to the bottom, the thimble on the thimble plate is completely inserted into the thimble hole on the die core plate, and whether the thimble and the die core plate are matched in place or not is detected.
2. The method of claim 1, wherein the lens mold pre-assembly verification is performed by: an ejector pin hole for the ejector pin to pass through is formed in the middle of the die core plate, and a spring groove positioned at the perforation position is formed in one side of the die core plate, which faces the ejector pin plate.
3. The method of claim 1, wherein the lens mold pre-assembly verification is performed by: and a yielding groove for the rotary rod to extend in is formed in one end of the rubber cushion block, which faces the die core plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645621.XA CN109454814B (en) | 2018-12-29 | 2018-12-29 | Pre-assembly checking structure of lens mold and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811645621.XA CN109454814B (en) | 2018-12-29 | 2018-12-29 | Pre-assembly checking structure of lens mold and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109454814A CN109454814A (en) | 2019-03-12 |
| CN109454814B true CN109454814B (en) | 2023-11-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811645621.XA Active CN109454814B (en) | 2018-12-29 | 2018-12-29 | Pre-assembly checking structure of lens mold and working method thereof |
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| Country | Link |
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| CN (1) | CN109454814B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756442A (en) * | 2012-07-23 | 2012-10-31 | 泰德兴精密电子（昆山）有限公司 | Back needle withdrawing mechanism |
| CN205238441U (en) * | 2015-12-11 | 2016-05-18 | 东莞市龙昕塑胶五金制品有限公司 | Mould is inlayed needle and is inlayed nut structure |
| CN109016376A (en) * | 2018-08-31 | 2018-12-18 | 硅湖职业技术学院 | The early return mechanism of injection mold and its early back method |
| CN209534015U (en) * | 2018-12-29 | 2019-10-25 | 福建福光光电科技有限公司 | A kind of lens mold pre-assembled verification structure |
-
2018
- 2018-12-29 CN CN201811645621.XA patent/CN109454814B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102756442A (en) * | 2012-07-23 | 2012-10-31 | 泰德兴精密电子（昆山）有限公司 | Back needle withdrawing mechanism |
| CN205238441U (en) * | 2015-12-11 | 2016-05-18 | 东莞市龙昕塑胶五金制品有限公司 | Mould is inlayed needle and is inlayed nut structure |
| CN109016376A (en) * | 2018-08-31 | 2018-12-18 | 硅湖职业技术学院 | The early return mechanism of injection mold and its early back method |
| CN209534015U (en) * | 2018-12-29 | 2019-10-25 | 福建福光光电科技有限公司 | A kind of lens mold pre-assembled verification structure |
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| Publication number | Publication date |
|---|---|
| CN109454814A (en) | 2019-03-12 |
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