CN108994176A - A kind of iron casting production stamping die with lubricating function - Google Patents
A kind of iron casting production stamping die with lubricating function Download PDFInfo
- Publication number
- CN108994176A CN108994176A CN201810863502.5A CN201810863502A CN108994176A CN 108994176 A CN108994176 A CN 108994176A CN 201810863502 A CN201810863502 A CN 201810863502A CN 108994176 A CN108994176 A CN 108994176A
- Authority
- CN
- China
- Prior art keywords
- die
- oil cylinder
- gear
- baffle
- fixed
- 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.)
- Withdrawn
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 230000001050 lubricating effect Effects 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000005266 casting Methods 0.000 title claims abstract description 19
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 19
- 239000003208 petroleum Substances 0.000 claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims abstract description 4
- 230000007246 mechanism Effects 0.000 claims description 37
- 238000005461 lubrication Methods 0.000 claims description 29
- 239000007921 spray Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 10
- 239000003921 oil Substances 0.000 description 21
- 238000004080 punching Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/18—Lubricating, e.g. lubricating tool and workpiece simultaneously
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Presses And Accessory Devices Thereof (AREA)
Abstract
The present invention provides a kind of iron casting production stamping die with lubricating function, including upper die, lower die, telescopic rod, oil cylinder, oiling plate, petroleum pipeline, guide rod, side baffle, motor, shaft, gear, rack gear and scraper, oil cylinder is mounted on upper die upper surface, oiling plate is arranged inside oil cylinder, telescopic rod is arranged inside oil cylinder, telescopic rod passes through cylinder upper end face and is connected with oiling plate, petroleum pipeline is mounted on oil cylinder outer end, guide rod is fixed on top plate lower end surface, the design achieves self-lubricated functions, side baffle is fixed on lower die upper surface, motor is assemblied in side baffle inner end, shaft is mounted on motor lower end, gear is fixed on shaft lower end, the baffle is constituted by inside and outside two layers, this inside and outside two layers is the metal aluminum sheet positioned at internal layer and the plastic plate positioned at outer layer, the design achieves cleaning functions, this Invention realizes self-lubricate function, realizes cleaning function, practical, practical and convenient, high reliablity.
Description
Technical field
The present invention is a kind of iron casting production stamping die with lubricating function, belongs to technical field of mold.
Background technique
Stamping die is to fill a kind of special process that material is processed into part (or semi-finished product) in Cold Press Working
It is standby, referred to as cold punching die.Punching press is to apply pressure to material using the mold being mounted on press machine at room temperature, makes its production
It is estranged from or plastic deformation, thus obtain needed for part a kind of pressure processing method.
In the prior art, stamping die is after a period of operation, it is necessary to which maintenance down manually adds lubricant, comes
The service life of mold is improved, and mold needs timing to dismantle, and carries out the cleaning of mold, to guarantee the work quality of mold,
Because of mould release difficulty, increase the take-down time, lack lubrication, reduce the service life of mold, so needing a kind of with lubrication
The iron casting production of function solves problem above with stamping die.
Summary of the invention
In view of the deficienciess of the prior art, the iron casting production that it is an object of the present invention to provide a kind of with lubricating function is used
Stamping die, to solve the problems mentioned in the above background technology, the present invention realize self-lubricate function, realize cleaning function
Can, practical, practical and convenient, high reliablity.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of with lubricating function
Iron casting production stamping die, including top plate, upper die, automatic lubrication mechanism, lower die and cleaning mechanism, the upper pressure
Side, the upper die are mounted on automatic lubrication mechanism under the top plate for mould setting, and the automatic lubrication mechanism setting is under the top plate
End, the lower die are fixed on automatic lubrication mechanism lower end, and the cleaning mechanism is mounted on lower die upper surface, the cleaner
It is equipped with upper die above structure, the automatic lubrication mechanism includes telescopic rod, oil cylinder, oiling plate, petroleum pipeline and guide rod, described
Telescopic rod is fixed on top plate lower end, and the oil cylinder is mounted on upper die upper surface, and the oiling plate is arranged inside oil cylinder, described
Telescopic rod is arranged inside oil cylinder, and the telescopic rod passes through cylinder upper end face and is connected with oiling plate, and the petroleum pipeline is mounted on
Oil cylinder outer end, the guide rod are fixed on top plate lower end surface, and on the guide bar, the guide rod is fixed on for the upper die installation
Lower die upper surface, the petroleum pipeline outer end be equipped with guide rod, the cleaning mechanism include side baffle, motor, shaft, gear,
Rack gear and scraper, the side baffle are fixed on lower die upper surface, and the motor is assemblied in side baffle inner end, the shaft peace
Mounted in motor lower end, the gear is fixed on shaft lower end, and the rack gear is fixed on side baffle inner end, and the gear is assemblied in tooth
Inner end, the scraper are fixed on motor inner end, and shaft is equipped on the inside of the rack gear, is equipped with guide rod on the outside of the side baffle,
The baffle is constituted by inside and outside two layers, this inside and outside two layers is the metal aluminum sheet positioned at internal layer and the plastic plate positioned at outer layer.
Further, the automatic lubrication mechanism is equipped with two groups, and automatic lubrication mechanism structure described in two groups is identical, two groups of institutes
It states automatic lubrication mechanism and is symmetrically mounted on top plate lower end surface, the top plate lower end surface is equipped with electric cylinder, and electric cylinder lower end is pacified
Equipped with push rod.
Further, the upper die is connected by push rod with electric cylinder.
Further, the oil cylinder rear and front end is symmetrically installed with two groups of petroleum pipelines, and the petroleum pipeline outer end is equipped with spray
Head, the petroleum pipeline outer end are equipped with guide rod, and the conducting rod is connected by bearing holder (housing, cover) with upper die.
Further, the side baffle inner end is equipped with slideway, and the motor is connected by slideway with side baffle.
Further, the side baffle, motor, shaft, gear and rack gear are equipped with two groups, side baffle pair described in two groups
Title is fixed on lower die upper surface.
Further, the wheel and rack carries out gear engagement.
Beneficial effects of the present invention: a kind of iron casting production stamping die with lubricating function of the invention, Yin Ben
Invention be added to it is gloomy feel, oil cylinder, oiling plate, petroleum pipeline and guide rod, the design achieves self-lubricated functions, utilize
Auxiliary strength in die process improves the utilization rate of energy, save the cost, and high lubricating effect does not need manually to add, section
About manpower avoids in conventional ones mold, because lacking automatic lubrication installation, needs staff's timing to shut down, carries out artificial
Lubrication, influences normally to produce because of shutdown, increases cost, when manually adding lubricant, increases the shortcoming of manual labor.
Because the present invention is added to side baffle, motor, shaft, gear, rack gear and scraper, the design achieves cleaning function
Can, it is moved by scraper in lower mould upper surface, realizes striking off for impurity, improve the cleannes of lower die, improve punching press
Quality solves in conventional ones mold, because lacking cleaning device, there is impurity residual afterwards for a period of time in punching press, influences to rush
Quality to be pressed, product qualification rate is reduced, is needed in cleaning mold by mould release, the used time is longer, and it is inconvenient, impact work
The problem of phase.
Because being added to electric cylinder and push rod, the design achieves punching courses, because being added to slideway, the design achieves
The sliding of motor, the present invention realize self-lubricate function, realize cleaning function, practical, practical and convenient, reliability
It is high.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of the iron casting production stamping die with lubricating function of the present invention；
Fig. 2 is the signal of automatic lubrication mechanism in a kind of iron casting production stamping die with lubricating function of the present invention
Figure；
Fig. 3 is the schematic diagram of cleaning mechanism in a kind of iron casting production stamping die with lubricating function of the present invention；
In figure: 1- top plate, 2- upper die, 3- automatic lubrication mechanism, 4- lower die, 5- cleaning mechanism, 31- telescopic rod, 32-
Oil cylinder, 33- oiling plate, 34- petroleum pipeline, 35- guide rod, 51- side baffle, 52- motor, 53- shaft, 54- gear, 55- rack gear,
56- scraper.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 3 is please referred to, the present invention provides a kind of technical solution: a kind of iron casting production punching with lubricating function
Compression mould, including top plate 1, upper die 2, automatic lubrication mechanism 3, lower die 4 and cleaning mechanism 5, upper die 2 are arranged in top plate
1 lower section, upper die 2 are mounted on automatic lubrication mechanism 3, and automatic lubrication mechanism 3 is arranged in 1 lower end of top plate, and lower die 4 is fixed on
3 lower end of automatic lubrication mechanism, cleaning mechanism 5 are mounted on 4 upper surface of lower die, are equipped with upper die 2 above cleaning mechanism 5.
Automatic lubrication mechanism 3 includes telescopic rod 31, oil cylinder 32, oiling plate 33, petroleum pipeline 34 and guide rod 35, telescopic rod
31 are fixed on 1 lower end of top plate, and oil cylinder 32 is mounted on 2 upper surface of upper die, and oiling plate 33 is arranged inside oil cylinder 32, telescopic rod 31
It is arranged inside oil cylinder 32, telescopic rod 31 passes through 32 upper surface of oil cylinder and is connected with oiling plate 33, and petroleum pipeline 34 is mounted on oil cylinder
32 outer ends, guide rod 35 are fixed on 1 lower end surface of top plate, and upper die 2 is mounted on guide rod 35, and guide rod 35 is fixed on lower die
4 upper surfaces, 34 outer end of petroleum pipeline are equipped with guide rod 35, and the baffle 51 is constituted by inside and outside two layers, this inside and outside two layers is positioned at interior
The metal aluminum sheet and plastic plate positioned at outer layer of layer, the design achieves the self-lubricated functions of guide rod 35.
Cleaning mechanism 5 includes baffle 51, motor 52, shaft 53, gear 54, rack gear 55 and scraper 56, and baffle 51 is fixed
In 4 upper surface of lower die, motor 52 is assemblied in 51 inner end of baffle, and shaft 53 is mounted on 52 lower end of motor, and gear 54, which is fixed on, to be turned
53 lower end of axis, rack gear 55 are fixed on 51 inner end of baffle, and gear 54 is assemblied in 55 inner end of rack gear, and scraper 56 is fixed in motor 52
It holds, shaft 53 is equipped on the inside of rack gear 55, is equipped with guide rod 35 on the outside of baffle 51, the design achieves the functions of cleaning lower die 4.
Automatic lubrication mechanism 3 is equipped with two groups, and two groups of 3 structures of automatic lubrication mechanism are identical, and two groups of automatic lubrication mechanisms 3 are symmetrical
It is mounted on 1 lower end surface of top plate, 1 lower end surface of top plate is equipped with electric cylinder, and electric cylinder lower end is equipped with push rod, and upper die 2 passes through
Push rod is connected with electric cylinder, and 32 rear and front end of oil cylinder is symmetrically installed with two groups of petroleum pipelines 34, and 34 outer end of petroleum pipeline is equipped with spray
Head, 34 outer end of petroleum pipeline are equipped with guide rod 35, and conducting rod is connected by bearing holder (housing, cover) with upper die 2, and 51 inner end of baffle, which is equipped with, to be slided
Road, motor 52 are connected by slideway with baffle 51, and baffle 51, motor 52, shaft 53, gear 54 and rack gear 55 are equipped with two
Group, two groups of baffles 51 are symmetrically fixed on 4 upper surface of lower die, and gear 54 carries out gear with rack gear 55 and engages.
Specific embodiment: it in progress in use, staff first checks the present invention, checks for scarce
It falls into, can not just carry out using if there is defect, need that maintenance personal is notified to repair at this time, if there is no asking
It is can be carried out if topic using staff starts electric cylinder, and electric cylinder work drives push rod to move downward, and push rod is transported downwards
Dynamic that upper die 2 is driven to move downward, upper die 2, which moves downward, drives oil cylinder 32 to move downward, and oil cylinder 32 moves downward realization and adds
Oiled-plate method 33 is moved upwards relative to oil cylinder 32, pressure is formed, and then the lubricating oil in oil cylinder 32 is pressed into petroleum pipeline 34, by spray
Head is sprayed on guide rod 35, the lubricating function of guide rod 35 is realized, when oiling plate 33 moves up to conjunction relative to oil cylinder 32
When right position is set, lubricating oil stopping flows to petroleum pipeline, and lubrication cut-off, then oil cylinder 32, which moves downward, drives oiling plate 33 to transport downwards
It is dynamic, and then telescopic rod 31 is driven to stretch, punching course is completed, the design achieves the self-lubricated functions of guide rod.
When lower die 4 needs to clean, staff starts motor 52, the rotation of 52 work belt turn axis 53 of motor, shaft
The rotation of 53 rotation driven gears 54 is engaged since gear 54 carries out gear with rack gear 55, so gear 54 is realized in the rotation of gear 54
It is moved downward along rack gear 55, since motor 52 is connected by slideway with side baffle 51, so gear 54 moves downward drive
Motor 52 is moved downward along slideway, and motor 52, which moves downward, drives scraper 56 to move downward, and is realized to the clear of 4 surface of lower die
Clean function, the design achieves the functions of cleaning lower die 4.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of iron casting production stamping die with lubricating function, including top plate (1), upper die (2), self-lubricate machine
Structure (3), lower die (4) and cleaning mechanism (5), it is characterised in that: upper die (2) setting is described below top plate (1)
Upper die (2) is mounted on automatic lubrication mechanism (3), and the automatic lubrication mechanism (3) is arranged in top plate (1) lower end, under described
Pressing mold (4) is fixed on automatic lubrication mechanism (3) lower end, and the cleaning mechanism (5) is mounted on lower die (4) upper surface, described clear
Upper die (2) are equipped with above clean mechanism (5)；
The automatic lubrication mechanism (3) includes telescopic rod (31), oil cylinder (32), oiling plate (33), petroleum pipeline (34) and guiding
Bar (35), the telescopic rod (31) are fixed on top plate (1) lower end, and the oil cylinder (32) is mounted on upper die (2) upper surface, described
Oiling plate (33) setting is internal in oil cylinder (32), and telescopic rod (31) setting is internal in oil cylinder (32), the telescopic rod (31)
It is connected across oil cylinder (32) upper surface with oiling plate (33), the petroleum pipeline (34) is mounted on oil cylinder (32) outer end, described to lead
It is fixed on top plate (1) lower end surface to bar (35), the upper die (2) is mounted on guide rod (35), and the guide rod (35) is solid
It is scheduled on lower die (4) upper surface, petroleum pipeline (34) outer end is equipped with guide rod (35)；
The cleaning mechanism (5) includes baffle (51), motor (52), shaft (53), gear (54), rack gear (55) and scraper
(56), the baffle (51) is fixed on lower die (4) upper surface, and the motor (52) is assemblied in baffle (51) inner end, and described turn
Axis (53) is mounted on motor (52) lower end, and the gear (54) is fixed on shaft (53) lower end, and the rack gear (55) is fixed on gear
Plate (51) inner end, the gear (54) are assemblied in rack gear (55) inner end, and the scraper (56) is fixed on motor (52) inner end, described
Shaft (53) are equipped on the inside of rack gear (55), are equipped with guide rod (35) on the outside of the baffle (51), the baffle (51) is by inside and outside two
Layer is constituted, this inside and outside two layers is the metal aluminum sheet positioned at internal layer and the plastic plate positioned at outer layer.
2. a kind of iron casting production stamping die with lubricating function according to claim 1, it is characterised in that: institute
Automatic lubrication mechanism (3) are stated equipped with two groups, automatic lubrication mechanism described in two groups (3) structure is identical, self-lubricate machine described in two groups
Structure (3) is symmetrically mounted on top plate (1) lower end surface, and top plate (1) lower end surface is equipped with electric cylinder, and electric cylinder lower end is equipped with
Push rod.
3. a kind of iron casting production stamping die with lubricating function according to claim 2, it is characterised in that: institute
Upper die (2) is stated to be connected by push rod with electric cylinder.
4. a kind of iron casting production stamping die with lubricating function according to claim 1, it is characterised in that: institute
It states oil cylinder (32) rear and front end and is symmetrically installed with two groups of petroleum pipelines (34), petroleum pipeline (34) outer end is equipped with spray head, described
Petroleum pipeline (34) outer end is equipped with guide rod (35), and the conducting rod is connected by bearing holder (housing, cover) with upper die (2).
5. a kind of iron casting production stamping die with lubricating function according to claim 1, it is characterised in that: institute
Baffle (51) inner end is stated equipped with slideway, the motor (52) is connected by slideway with baffle (51).
6. a kind of iron casting production stamping die with lubricating function according to claim 1, it is characterised in that: institute
It states baffle (51), motor (52), shaft (53), gear (54) and rack gear (55) and is equipped with two groups, baffle described in two groups (51)
Symmetrically it is fixed on lower die (4) upper surface.
7. a kind of iron casting production stamping die with lubricating function according to claim 1, it is characterised in that: institute
Gear (54) is stated to engage with rack gear (55) progress gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863502.5A CN108994176A (en) | 2018-08-01 | 2018-08-01 | A kind of iron casting production stamping die with lubricating function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810863502.5A CN108994176A (en) | 2018-08-01 | 2018-08-01 | A kind of iron casting production stamping die with lubricating function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108994176A true CN108994176A (en) | 2018-12-14 |
Family
ID=64594715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810863502.5A Withdrawn CN108994176A (en) | 2018-08-01 | 2018-08-01 | A kind of iron casting production stamping die with lubricating function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108994176A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU751470A1 (en) * | 1978-12-11 | 1980-07-30 | Кишиневский Политехнический Институт Им. С.Г.Лазо | Die for working sheet material |
| CN104070116A (en) * | 2014-06-23 | 2014-10-01 | 刘刚凌 | Mould guide device |
| CN106391879A (en) * | 2016-11-25 | 2017-02-15 | 遵义市华龙工贸有限公司 | Guide pillar for bending steel bar mold |
| CN107755543A (en) * | 2017-10-25 | 2018-03-06 | 无锡博进精密机械制造有限公司 | A kind of special self-lubricating punching die guide column of punch press |
| CN108247935A (en) * | 2017-12-28 | 2018-07-06 | 东莞市佳鸿玩具实业有限公司 | A kind of simple stamping die for being used to process plastic toy |
-
2018
- 2018-08-01 CN CN201810863502.5A patent/CN108994176A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU751470A1 (en) * | 1978-12-11 | 1980-07-30 | Кишиневский Политехнический Институт Им. С.Г.Лазо | Die for working sheet material |
| CN104070116A (en) * | 2014-06-23 | 2014-10-01 | 刘刚凌 | Mould guide device |
| CN106391879A (en) * | 2016-11-25 | 2017-02-15 | 遵义市华龙工贸有限公司 | Guide pillar for bending steel bar mold |
| CN107755543A (en) * | 2017-10-25 | 2018-03-06 | 无锡博进精密机械制造有限公司 | A kind of special self-lubricating punching die guide column of punch press |
| CN108247935A (en) * | 2017-12-28 | 2018-07-06 | 东莞市佳鸿玩具实业有限公司 | A kind of simple stamping die for being used to process plastic toy |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181214 |