CN108858998A - A kind of injection mold of camera lens mounting base - Google Patents
A kind of injection mold of camera lens mounting base Download PDFInfo
- Publication number
- CN108858998A CN108858998A CN201810661111.5A CN201810661111A CN108858998A CN 108858998 A CN108858998 A CN 108858998A CN 201810661111 A CN201810661111 A CN 201810661111A CN 108858998 A CN108858998 A CN 108858998A
- Authority
- CN
- China
- Prior art keywords
- plate
- injection
- mounting base
- camera lens
- injection molding
- 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.)
- Pending
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Classifications
-
- 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
- B29C45/26—Moulds
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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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- 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
- B29C45/26—Moulds
- B29C45/2618—Moulds having screw-threaded mould walls
- B29C45/262—Moulds having screw-threaded mould walls provided with unscrewing drive means
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/26—Moulds
- B29C2045/2683—Plurality of independent mould cavities in a single mould
-
- 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
- B29L2001/00—Articles provided with screw threads
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of injection molds of camera lens mounting base, including the injection molding panel set gradually from top to bottom, fixed plate, cope plate, lower template, backing plate and bottom plate, mode is set between cope plate and lower template, mode includes upper cores and lower mode, multiple injection die cavities are provided between upper cores and lower mode, the upper surface of cope plate is provided with the runner for leading to injection die cavities, liftout attachment and internal screw forming device are provided between lower template and bottom plate, internal screw forming device includes sequentially connected multiple rotary shafts and a drive shaft, the lower end of rotary shaft is provided with the transmission shaft with drive shaft transmission connection, the upper end of rotary shaft is provided with forming part, forming part is in injection die cavities, it is opened on forming part outer wall and is formed with external screw thread.The present invention is integrally formed out internal screw thread in camera lens mounting base, so that mounting base connects more stable, raising pick-up lens quality with camera lens；Go out four mounting bases by the injection molding simultaneously of four type chambers, improves production efficiency.
Description
Technical field
The present invention relates to injection mold technology, in particular to a kind of injection mold of camera lens mounting base.
Background technique
With the continuous development of society, pick-up lens is widely used, and requires camera lens on many fields
Head, pick-up lens are made of camera lens, mounting base, pcb board, and sensitive chip is arranged on pcb board, and existing pick-up lens has these to ask
Topic, first is that camera lens is connected by way of clamping with mounting base, and the stability of connection is poor；Second is the installation of pick-up lens
Seat is by there was only 1-3 glue-feeder when injection molding machine molding, and plastics flow distribution in die cavity is very uneven, not to the internal force of product
It can accomplish that average release causes the flatness of product lower so that the flowing of every place's glue amount differs greatly, product bottom plane
Integral smoothness is in 0.03-0.05MM.
Summary of the invention
Present invention solves the technical problem that being to provide a kind of camera lens mounting base for above-mentioned defect existing in the prior art
Injection mold, have 4 glue-feeders so that the integral smoothness of product bottom plane is can be controlled in 0.02-0.03MM；
To solve the problems mentioned in the above background technology.
To solve above-mentioned technical problem, the technical solution adopted by the present invention is as follows:A kind of injection mold of camera lens mounting base,
Including injection molding panel, fixed plate, cope plate, lower template, backing plate and the bottom plate set gradually from top to bottom, the cope plate is under
Mode is set between template, and the mode includes upper cores and lower mode, is provided between the upper cores and lower mode multiple
Injection die cavities, the upper surface of the cope plate are provided with the runner for leading to injection die cavities, are arranged between the lower template and bottom plate
There are liftout attachment and internal screw forming device, the internal screw forming device includes sequentially connected multiple rotary shafts and a driving
Axis, the lower end of the rotary shaft are provided with the transmission shaft with drive shaft transmission connection, and the upper end of the rotary shaft is provided with molding
Portion, the forming part are opened on the outer wall of the forming part in injection die cavities and are formed with external screw thread.
It is further described as to above-mentioned technical proposal：
In the above-mentioned technical solutions, the stabilizer blade fixed with backing plate, the liftout attachment packet there are two being arranged on the bottom plate
Upper ejector plate, lower liftout plate, mandril, ejector pin component are included, the upper ejector plate and lower liftout plate are arranged between bottom plate and backing plate,
The mandril lower end is fixed between upper ejector plate and lower liftout plate, and the upper end of the mandril and cope plate are fixed；The thimble
Component includes the upper ejector retainner plate, lower ejector retainner plate and multiple thimbles being arranged between lower template and backing plate, and the lower end of the thimble is solid
It is scheduled between ejector retainner plate and lower ejector retainner plate, the upper end of the thimble sequentially passes through lower template, lower mode to type chamber lower part；It is described
Lower ejector retainner plate lower end is disposed with connecting plate and guide plate, and the connecting plate and guide plate are sequentially fixed at lower template lower part.
In the above-mentioned technical solutions, the upper and lower ends of the drive shaft are separately positioned on guide plate and upper ejector plate, the drive
Driving gear and driving wheel are provided in the middle part of moving axis from top to bottom, the driving wheel has driving by driving chain drive connection
Motor, the backing plate are provided with upper bearing (metal) plate and lower axle board in two sides up and down, and the transmission shaft is in upper bearing (metal) plate and lower axle board
Between be provided with transmission gear, the transmission gear and driving gear are mutually twisted, and are arranged between the transmission shaft and rotary shaft
There is connecting shaft, the connecting shaft is fixed in rotary shaft lower end.
In the above-mentioned technical solutions, the guide plate is provided with the axle sleeve being set on the outside of connecting shaft, the connecting shaft axle center
It opens and is formed with slot, the upper end of the transmission shaft is provided with the bolt being plugged in slot, and the bolt is rectangular bolt.
In the above-mentioned technical solutions, the injection molding panel center is provided with injection nozzle, the runner packet toward cope plate direction
The injection molding list for including the sprue communicated with injection nozzle, the branch flow passage at sprue both ends being set and branch flow passage both ends are set
Member, the injection molding unit are made of four injection molding channels, and the branch flow passage is provided with the runner for leading to injection molding channel, the branch
The vertical sprue setting of runner；The upper cores open the injecting hole for being formed with communicate-type chamber and injection molding channel, and the injection molding channel passes through
Put on template.
In the above-mentioned technical solutions, the injection molding channel upper end is provided with core pulling, and the core pulling is fixed in fixed plate.
In the above-mentioned technical solutions, type chamber, four type chambers are in there are four settings between the upper cores and lower mode
Positive quadrangle distribution.
In the above-mentioned technical solutions, each type is intracavitary is symmetrical arranged there are two mold insert, and the upper end of the mold insert is fixed
In upper cores, it is intracavitary that the lower end of the mold insert is plugged in type.
Compared with prior art, the beneficial effects of the present invention are：The present invention can by the external screw thread of rotary shaft forming part
To be integrally formed out internal screw thread in camera lens mounting base, so that mounting base connects more stable with camera lens, pick-up lens is improved
Quality；Go out four mounting bases by the way that the injection molding simultaneously of four type chambers is arranged between upper cores and lower mode, is driven by drive shaft
Dynamic four rotary shafts realize the quick de- material of four mouldings, improve production efficiency；Pass through four injection molding channels and injection molding
Average release, which guarantees that the flowing of every place's glue amount is poor, to be accomplished to the internal force of product so that plastics are uniform in the intracavitary flow distribution of type in hole
It is different to be reduced to minimum, increase substantially the flatness of product.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the present invention；
Fig. 2 is flow passage structure schematic diagram；
Fig. 3 is mould core structure schematic diagram；
Fig. 4 is liftout attachment structural schematic diagram.
In figure：11, injection nozzle；12, injection molding panel；13, fixed plate；131, core pulling；20, moulding；21, cope plate；22,
Upper cores；221, injecting hole；222, mold insert；23, type chamber；24, lower mode；25, lower template；27, sprue；28, branch flow passage；
29, injection molding channel；31, rotary shaft；32, connecting shaft；321, slot；33, axle sleeve；34, transmission shaft；341, bolt；35, driving cog
Wheel；36, gear is driven；37, driving wheel；38, drive shaft；41, upper ejector retainner plate；42, lower ejector retainner plate；43, connecting plate；44, thimble；
51, guide plate；52, upper bearing (metal) plate；53, lower axle board；61, upper ejector plate；62, lower liftout plate；63, stabilizer blade；64, bottom plate.
Specific embodiment
1 to attached drawing 4, the present invention is described in further detail with reference to the accompanying drawing.
It is exemplary by reference to the embodiment that attached drawing describes, it is intended to for explaining the application, and should not be understood as pair
The limitation of the application.In the description of the present application, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ",
" width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside",
The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for description the application and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.In addition, term " first ", " second "
It is used for description purposes only, is not understood to indicate or imply relative importance or implicitly indicates indicated technical characteristic
Quantity.Thus, define " first ", the feature of " second " can explicitly or implicitly include one or more spy
Sign.In the description of the present application, " several ", the meaning of " plurality " is two or more, unless otherwise clearly specific
It limits.Unless otherwise clearly defined and limited, in this application, the arts such as term " installation ", " connected ", " connection ", " fixation "
Language shall be understood in a broad sense, such as, it may be a fixed connection, may be a detachable connection, or be integrally connected；It can be machinery
Connection, is also possible to be electrically connected；It can be directly connected, two elements can also be can be indirectly connected through an intermediary
Internal connection.For the ordinary skill in the art, above-mentioned term can be understood in the application as the case may be
In concrete meaning.Unless otherwise clearly defined and limited, in this application, fisrt feature the "upper" of second feature or it
"lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to
Cross the other characterisation contact between them.And fisrt feature includes above the second feature " above ", " above " and " above "
One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special
Sign includes fisrt feature right above second feature and oblique upper under the second feature " below ", " below " and " below ", or only
Indicate that first feature horizontal height is less than second feature.
As shown in Figs 1-4, a kind of injection mold of camera lens mounting base, including the injection molding panel set gradually from top to bottom
12, fixed plate 13, cope plate 21, lower template 25, backing plate and bottom plate 64, are arranged mode, mould between cope plate 21 and lower template 25
Benevolence includes upper cores 22 and lower mode 24, and multiple injection die cavities 23, cope plate 21 are provided between upper cores 22 and lower mode 24
Upper surface be provided with the runner for leading to injection die cavities 23, be provided with liftout attachment and internal screw thread between lower template 25 and bottom plate 64
Molding machine, internal screw forming device include sequentially connected multiple rotary shafts 31 and a drive shaft 38, the lower end of rotary shaft 31
It is provided with the transmission shaft 34 being sequentially connected with drive shaft 38, the upper end of rotary shaft 31 is provided with forming part, and forming part is in injection molding
In type chamber 23, is opened on the outer wall of forming part and be formed with external screw thread.
It is arranged on bottom plate 64 there are two the stabilizer blade 63 fixed with backing plate, liftout attachment includes upper ejector plate 61, lower liftout plate
62, mandril, ejector pin component, upper ejector plate 61 and lower liftout plate 62 are arranged between bottom plate 64 and backing plate, and mandril lower end is fixed on
Between upper ejector plate 61 and lower liftout plate 62, the upper end of mandril and cope plate 21 are fixed；Ejector pin component includes being arranged in lower template
Upper ejector retainner plate 41, lower ejector retainner plate 42 and multiple thimbles 44, the lower end of thimble 44 between 25 and backing plate are fixed on ejector retainner plate 41
Between lower ejector retainner plate 42, the upper end of thimble 44 sequentially passes through lower template 25, lower mode 24 to 23 lower part of type chamber；Lower ejector retainner plate 42
Lower end is disposed with connecting plate 43 and guide plate 51, and connecting plate 43 and guide plate 51 are sequentially fixed at 25 lower part of lower template.
The upper and lower ends of drive shaft 38 are separately positioned on guide plate 51 and upper ejector plate 61, and 38 middle part of drive shaft is set from top to bottom
It is equipped with driving gear 36 and driving wheel 37, driving wheel 37 is drivingly connected by a driving chain driving motor, two above and below backing plate
Side is provided with upper bearing (metal) plate 52 and lower axle board 53, and transmission shaft 34 is provided with transmission between upper bearing (metal) plate 52 and lower axle board 53
Gear 35, transmission gear 35 and driving gear 36 are mutually twisted, and connecting shaft 32 are provided between transmission shaft 34 and rotary shaft 31, even
Spindle 32 is fixed in 31 lower end of rotary shaft.
Guide plate 51 is provided with the axle sleeve 33 for being set in 32 outside of connecting shaft, and 32 axle center of connecting shaft, which is opened, is formed with slot 321, transmission
The upper end of axis 34 is provided with the bolt 341 being plugged in slot 321, and bolt 341 is rectangular bolt 341.
12 center of injection molding panel is provided with injection nozzle 11 toward 21 direction of cope plate, and runner includes the master communicated with injection nozzle 11
Runner 27, the branch flow passage 28 that 27 both ends of sprue are set and the injection molding unit that 28 both ends of branch flow passage are set, injection molding unit
It is made of four injection molding channels 29, branch flow passage 28 is provided with the runner for leading to injection molding channel 29, the vertical sprue of branch flow passage 28
27 settings；Upper cores 22 open the injecting hole 221 for being formed with communicate-type chamber 23 Yu injection molding channel 29, and injection molding channel 29 runs through cope plate
21.Glue-feeder of the injecting hole 221 as type chamber 23, each type chamber 23 connect four glue-feeders.
29 upper end of injection molding channel is provided with core pulling 131, and core pulling 131 is fixed in fixed plate 13.Upper cores 22 and lower mode
There are four type chambers 23, four type chambers 23 to be distributed in positive quadrangle for setting between 24.
Mold insert 222 there are two being symmetrical arranged in each type chamber 23, upper cores 22, mold insert 222 are fixed in the upper end of mold insert 222
Lower end be plugged in type chamber 23.
The course of work of the invention, the external screw thread of the forming part of rotary shaft 31 allow moulding 20 to form internal screw thread,
Injection molding machine is infused in type chamber 23 by injection nozzle 11, sprue 27, branch flow passage 28, runner, injection molding channel 29, injecting hole 221
Modeling, after molding, the cylinder of 64 lower section of bottom plate pushes up lower liftout plate 62 upwards, so that cope plate 21 is lifted off lower template 25, upper mold
Plate 21 and upper cores 22 move up moving up by the pulling moulding 20 of core pulling 131 for fixed plate 13, while drive shaft 38 is in driving electricity
Transmission shaft 34 and rotary shaft 31 is driven to rotate under the driving of machine, so that the external screw thread relative injection part 20 of rotary shaft 31 screws out, together
When by thimble 44 by moulding 20 upwards push up, realize 20 de- material of moulding.
It is not intended to limit the scope of the present invention above, all technical spirits according to the present invention are to above implementation
Any modification, equivalent variations and modification made by example, in the range of still falling within technical solution of the present invention.
Claims (8)
1. a kind of injection mold of camera lens mounting base, it is characterised in that:Including set gradually from top to bottom injection molding panel, fixation
Plate, cope plate, lower template, backing plate and bottom plate, are arranged mode between the cope plate and lower template, the mode includes upper cores
With lower mode, multiple injection die cavities are provided between the upper cores and lower mode, the upper surface of the cope plate is provided with logical
To the runner of injection die cavities, liftout attachment and internal screw forming device, the interior spiral shell are provided between the lower template and bottom plate
Line molding machine includes sequentially connected multiple rotary shafts and a drive shaft, and the lower end of the rotary shaft is provided with to be passed with drive shaft
The transmission shaft of dynamic connection, the upper end of the rotary shaft are provided with forming part, and the forming part is in injection die cavities, the molding
It is opened on the outer wall in portion and is formed with external screw thread.
2. a kind of injection mold of camera lens mounting base according to claim 1, it is characterised in that, it is provided on the bottom plate
Two stabilizer blades fixed with backing plate, the liftout attachment includes upper ejector plate, lower liftout plate, mandril, ejector pin component, the upper top
Ejecting plate and lower liftout plate are arranged between bottom plate and backing plate, and the mandril lower end is fixed between upper ejector plate and lower liftout plate,
The upper end of the mandril and cope plate are fixed；The ejector pin component include the upper ejector retainner plate being arranged between lower template and backing plate,
Lower ejector retainner plate and multiple thimbles, the lower end of the thimble are fixed between ejector retainner plate and lower ejector retainner plate, the upper end of the thimble
Sequentially pass through lower template, lower mode to type chamber lower part；The lower ejector retainner plate lower end is disposed with connecting plate and guide plate, the company
Fishplate bar and guide plate are sequentially fixed at lower template lower part.
3. a kind of injection mold of camera lens mounting base according to claim 2, it is characterised in that, above and below the drive shaft
Both ends are separately positioned on guide plate and upper ejector plate, are provided with driving gear and driving wheel, institute in the middle part of the drive shaft from top to bottom
Stating driving wheel has driving motor by driving chain drive connection, and the backing plate is provided with upper bearing (metal) plate and lower axle in two sides up and down
Board, the transmission shaft are provided with transmission gear, the transmission gear and driving gear between upper bearing (metal) plate and lower axle board
It is mutually twisted, connecting shaft is provided between the transmission shaft and rotary shaft, the connecting shaft is fixed in rotary shaft lower end.
4. a kind of injection mold of camera lens mounting base according to claim 3, it is characterised in that, the guide plate is provided with set
The axle sleeve being located on the outside of connecting shaft, the connecting shaft axle center, which is opened, is formed with slot, the upper end of the transmission shaft be provided be plugged in it is slotting
Bolt in slot, the bolt are rectangular bolt.
5. a kind of injection mold of camera lens mounting base according to claim 1, it is characterised in that, the injection molding panel center
Cope plate direction is provided with injection nozzle, the runner includes the sprue communicated with injection nozzle, sprue both ends are arranged in
Branch flow passage and the injection molding unit that branch flow passage both ends are arranged in, the injection molding unit are made of four injection molding channels, the tributary
Road is provided with the runner for leading to injection molding channel, the vertical sprue setting of the branch flow passage；The upper cores, which are opened, is formed with communicate-type
The injecting hole of chamber and injection molding channel, the injection molding channel run through cope plate.
6. a kind of injection mold of camera lens mounting base according to claim 5, it is characterised in that, the injection molding channel upper end
It is provided with core pulling, the core pulling is fixed in fixed plate.
7. a kind of injection mold of camera lens mounting base according to claim 1, it is characterised in that, the upper cores and lower die
There are four type chambers, four type chambers to be distributed in positive quadrangle for setting between benevolence.
8. a kind of injection mold of camera lens mounting base according to claim 7, it is characterised in that, each type is intracavitary right
Claim setting there are two mold insert, upper cores are fixed in the upper end of the mold insert, and it is intracavitary that the lower end of the mold insert is plugged in type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810661111.5A CN108858998A (en) | 2018-06-25 | 2018-06-25 | A kind of injection mold of camera lens mounting base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810661111.5A CN108858998A (en) | 2018-06-25 | 2018-06-25 | A kind of injection mold of camera lens mounting base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108858998A true CN108858998A (en) | 2018-11-23 |
Family
ID=64295074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810661111.5A Pending CN108858998A (en) | 2018-06-25 | 2018-06-25 | A kind of injection mold of camera lens mounting base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108858998A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450369A (en) * | 2019-08-27 | 2019-11-15 | 张丽珠 | A kind of palace column key cap mould |
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| CN208410574U (en) * | 2018-06-25 | 2019-01-22 | 东莞市玖洲光学有限公司 | A kind of injection mold of camera lens mounting base |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110450369A (en) * | 2019-08-27 | 2019-11-15 | 张丽珠 | A kind of palace column key cap mould |
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