CN109016598A - A kind of punching mechanism using more forming blocks molds - Google Patents
A kind of punching mechanism using more forming blocks molds Download PDFInfo
- Publication number
- CN109016598A CN109016598A CN201811121507.7A CN201811121507A CN109016598A CN 109016598 A CN109016598 A CN 109016598A CN 201811121507 A CN201811121507 A CN 201811121507A CN 109016598 A CN109016598 A CN 109016598A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- mounting blocks
- top surface
- mold
- groove
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
- B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
- B30B1/34—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure involving a plurality of plungers acting on the platen
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The invention discloses a kind of punching mechanisms using more forming blocks molds, including rack, upper mold mounting blocks and lower die mounting blocks, the middle top surface of the top plate of the rack is fixed with mounting blocks, there is lower mounting groove in the middle part of the top surface of mounting blocks, lower die mounting blocks sleeve is in lower mounting groove and is bolted to connection on the bottom surface of lower mounting groove, the top surface of the top plate of rack is fixed with upper support frame, the top surface of the top plate of upper support frame is fixed with multiple punching press oil cylinders, the push rod of all punching press oil cylinders passes through the bottom surface of the top plate of upper support frame and is fixed on the top surface of upper mold mounting blocks；There are two installation grooves for the top surface molding of lower die mounting blocks.The present invention uses multiple punching press oil cylinder punching presses, guarantee molding uniform force, simultaneously, it installs multiple upper molds and lower mold on upper mold mounting blocks and lower die mounting blocks, a multi-product may be implemented independently to form, when its part upper mold or lower burn failure, it is only necessary to replace corresponding upper mold or lower mold.
Description
Technical field:
The present invention relates to die apparatus technical field, more specifically to a kind of press machine using more forming blocks molds
Structure.
Background technique:
In existing mold mechanism, single cylinder punching press is generally used, the big mold of products multiple for one-pass molding,
Single oil cylinder punching press cannot achieve uniform force, and the effect is unsatisfactory, and existing mold is usually directly in upper mold under
Multiple mold forming parts are set on mould, realize multiple product one-pass moldings, and when the damage of part of mold forming part, just only
Can be by entire die change, replacement cost is high, and maintenance maintenance is at high cost.
Summary of the invention:
The purpose of the present invention is overcoming the deficiencies of the prior art and provide a kind of punching mechanism using more forming blocks molds,
It uses multiple punching press oil cylinder punching presses, guarantees molding uniform force, meanwhile, it is installed on upper mold mounting blocks and lower die mounting blocks
Multiple upper molds and lower mold may be implemented a multi-product and independently form, when its part upper mold or lower burn failure, only
Corresponding upper mold or lower mold are needed replacing, repair and replacement maintenance cost is low, and effect is good.
The solution to the technical problem of the present invention is as follows:
A kind of punching mechanism using more forming blocks molds, including rack, upper mold mounting blocks and lower die mounting blocks, the machine
The middle top surface of the top plate of frame is fixed with mounting blocks, has lower mounting groove in the middle part of the top surface of mounting blocks, lower die mounting blocks sleeve exists
It in lower mounting groove and is bolted to connection on the bottom surface of lower mounting groove, the top surface of the top plate of rack is fixed with support
Frame, the top surface of the top plate of upper support frame are fixed with multiple punching press oil cylinders, and the push rod of all punching press oil cylinders passes through the top of upper support frame
The bottom surface of plate is simultaneously fixed on the top surface of upper mold mounting blocks；
There are two installation groove, the bottom surface middle parts of installation groove to form lower groove for the top surface molding of lower die mounting blocks, under
Mold sleeve is in installation groove, and the lower locating piece sleeve that the middle part of the bottom surface of lower mold has is in lower groove, two installations
There is intermediate groove, the upper portion side wall of lower mold is bolted to connection in the middle part of the top surface of lower die mounting blocks between groove
On the inner sidewall of installation groove, the middle top surface of lower mold has mold Molded protrusions, and the bottom surface of upper mold mounting blocks forms
The top surface middle part of upper installation groove corresponding with lower mold, upper installation groove has upper through-hole, and upper mold sleeve is in upper installation
In groove, the top surface of upper mold is pressed against on the top surface of installation groove, the connecting column sleeve having in the middle part of the top surface of upper mold
In upper through-hole, upper connecting stud is screwed onto the bolt apertures having in the middle part of the top surface of connecting column, and the top of upper connecting stud is solid
Surely the connecting plate having is pressed against on the top surface of upper mold mounting blocks, and upper installation groove and sleeve are stretched out in lower mold in the lower part of upper mold
In and be mutually pressed against with mold Molded protrusions；
It is fixed with positioning column in the middle part of the bottom surface of the upper mold mounting blocks, positioning column sleeve is formed in the bottom surface of intermediate groove
Middle part installation shrinkage pool in, the bottom surface of positioning column be pressed against middle part installation shrinkage pool bottom surface on.
Reinforcing sleeve is inserted in the lower groove, the lateral wall of reinforcing sleeve is fixed on the inner sidewall of lower groove, lower positioning
Block sleeve is in reinforcing sleeve, and the side wall of lower locating piece is close to the inner sidewall of reinforcing sleeve, and the bottom surface of lower locating piece is pressed against reinforcing sleeve
Bottom surface on.
Wear-resistant sleeve is fixed on the inner sidewall of the upper through-hole, connecting column sleeve is in wear-resistant sleeve.
The inner sidewall of the middle part installation shrinkage pool and bottom surface are respectively and fixedly provided with wearing layer, the side wall of positioning column and bottom surface abutting pair
The wearing layer answered.
The bottom surface of the intermediate groove is fixed there are two support limit column, and elasticity layer is fixed in the top surface of support limit column,
Elastic laminate leans against the middle part bottom surface of upper mold mounting blocks.
The edge bottom surface of the lower die mounting blocks forms the rectangle limit sleeve extended downwardly, and mounting blocks sleeve is limited in rectangle
In the set of position.
The top surface of the upper mold mounting blocks is fixed with multiple support bodies, and the bottom surface of the top plate of upper support frame forms multiple
Guide post, guide post sleeve is in corresponding support body.
Protrusion effect of the invention is: compared with prior art, it uses multiple punching press oil cylinder punching presses, guarantees molding stress
Uniformly, meanwhile, multiple upper molds and lower mold is installed on upper mold mounting blocks and lower die mounting blocks, primary fecund may be implemented
Product independently form, when its part upper mold or lower burn failure, it is only necessary to corresponding upper mold or lower mold are replaced,
Repair and replacement maintenance cost is low, and effect is good.
Detailed description of the invention:
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the partial enlarged view of Fig. 1.
Specific embodiment:
Embodiment, see as shown in Figure 1 to Figure 2, a kind of punching mechanism using more forming blocks molds, including rack 30, on
Mould mounting blocks 10 and lower die mounting blocks 20, the middle top surface of the top plate of the rack 30 are fixed with mounting blocks 31, mounting blocks 31
There is lower mounting groove 32,20 sleeve of lower die mounting blocks is in lower mounting groove 32 and is bolted to connection in lower peace in the middle part of top surface
On the bottom surface of tankage 32, the top surface of the top plate of rack 30 is fixed with upper support frame 40, and the top surface of the top plate of upper support frame 40 is fixed
There are multiple punching press oil cylinders 41, the push rod of all punching press oil cylinders 41 passes through the bottom surface of the top plate of upper support frame 40 and is fixed on upper mold peace
On the top surface for filling block 10；
There are two installation groove 21, the bottom surface middle parts of installation groove 21 to form recessed for the top surface molding of lower die mounting blocks 20
Slot 22, lower 23 sleeve of mold is in installation groove 21, and 24 sleeve of lower locating piece that the middle part of the bottom surface of lower mold 23 has is under
In groove 22, there is intermediate groove 25 in the middle part of the top surface of the lower die mounting blocks 20 between two installation grooves 21, lower mold 23
Upper portion side wall is bolted to connection on the inner sidewall of installation groove 21, and the middle top surface of lower mold 23 is formed with mold
Lug boss 231, the bottom surface of upper mold mounting blocks 10 form upper installation groove 11 corresponding with lower mold 23, upper installation groove 11
Top surface in the middle part of have upper through-hole 12, for 13 sleeve of upper mold in upper installation groove 11, the top surface of upper mold 13 is pressed against peace
On the top surface for filling groove 11,14 sleeve of connecting column having in the middle part of the top surface of upper mold 13 is in upper through-hole 12, upper connecting stud
15 are screwed onto the bolt apertures having in the middle part of the top surface of connecting column 14, and the connecting plate 16 that the top of upper connecting stud 15 is fixed with is pressed
On the top surface for leaning against upper mold mounting blocks 10, the lower part of upper mold 13 stretch out upper installation groove 11 and sleeve in lower mold 23 and with
231 phase of mold Molded protrusions is pressed against；
It is fixed with positioning column 17 in the middle part of the bottom surface of the upper mold mounting blocks 10,17 sleeve of positioning column is at the bottom of intermediate groove 25
In the middle part installation shrinkage pool 26 that face forms, the bottom surface of positioning column 17 is pressed against on the bottom surface of middle part installation shrinkage pool 26.
Further, it is inserted with reinforcing sleeve 221 in the lower groove 22, the lateral wall of reinforcing sleeve 221 is fixed on recessed
On the inner sidewall of slot 22, for lower 24 sleeve of locating piece in reinforcing sleeve 221, the side wall of lower locating piece 24 is close to the interior of reinforcing sleeve 221
The bottom surface of side wall, lower locating piece 24 is pressed against on the bottom surface of reinforcing sleeve 221.
Further, wear-resistant sleeve 121 is fixed on the inner sidewall of the upper through-hole 12,14 sleeve of connecting column is in wear-resistant sleeve
In 121.
Further, the inner sidewall of the middle part installation shrinkage pool 26 and bottom surface are respectively and fixedly provided with wearing layer 261, positioning column 17
Side wall and bottom surface be close to corresponding wearing layer 261.
Further, there are two support limit column 251, support limit columns 251 for the bottom surface fixation of the intermediate groove 25
The fixed elasticity layer 252 in top surface, elastic layer 252 is pressed against the middle part bottom surface of upper mold mounting blocks 10.
Further, the edge bottom surface of the lower die mounting blocks 20 forms the rectangle limit sleeve 29 extended downwardly, peace
31 sleeve of block is filled in rectangle limit sleeve 29.
Further, the top surface of the upper mold mounting blocks 10 is fixed with multiple support bodies 19, the top of upper support frame 40
The bottom surface of plate forms multiple guide posts 42, and 42 sleeve of guide post is in corresponding support body 19.
The present embodiment is in use, is pushed by the push rod of all punching press oil cylinders 41, so that upper mold mounting blocks 10 decline, is made
Upper mold 13 lower part stretch out upper installation groove 11 and sleeve in lower mold 23 and with placed on mold Molded protrusions 231
Punching press plate body be mutually pressed against realization punch forming；
Wherein, when upper mold 13 or damaged lower mold 23, it is only necessary to by corresponding upper mold 13 or lower mold 23 from upper
Dismounting and change in mould mounting blocks 10 or lower die mounting blocks 20, it is very convenient, pacify without entire upper mold mounting blocks 10 and lower die
Dress block 20 is replaced, and maintenance maintenance replacement cost is low, and effect is good, and upper mold 13 or lower mold 23 are solid by bolt
It is fixed, it is easy for assemble or unload.
Finally, the above embodiments are only used to illustrate the present invention, and not limitation of the present invention, related technical field
Those of ordinary skill can also make a variety of changes and modification without departing from the spirit and scope of the present invention, therefore
All equivalent technical solutions also belong to scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (7)
1. a kind of punching mechanism using more forming blocks molds, including rack (30), upper mold mounting blocks (10) and lower die mounting blocks
(20), it is characterised in that: the middle top surface of the top plate of the rack (30) is fixed with mounting blocks (31), the top surface of mounting blocks (31)
Middle part has lower mounting groove (32), and lower die mounting blocks (20) sleeve is in lower mounting groove (32) and is bolted to connection under
On the bottom surface of mounting groove (32), the top surface of the top plate of rack (30) is fixed with upper support frame (40), the top plate of upper support frame (40)
Top surface be fixed with multiple punching press oil cylinders (41), the push rod of all punching press oil cylinders (41) passes through the bottom of the top plate of upper support frame (40)
Face is simultaneously fixed on the top surface of upper mold mounting blocks (10)；
There are two installation groove (21), the bottom surface middle parts of installation groove (21) to form down for the top surface molding of lower die mounting blocks (20)
Groove (22), lower mold (23) sleeve is in installation groove (21), lower locating piece that the middle part of the bottom surface of lower mold (23) has
(24) sleeve has centre in lower groove (22) in the middle part of the top surface of the lower die mounting blocks (20) between two installation grooves (21)
The upper portion side wall of groove (25), lower mold (23) is bolted to connection on the inner sidewall of installation groove (21), lower mold
(23) middle top surface has mold Molded protrusions (231), and the bottom surface of upper mold mounting blocks (10) forms and lower mold (23)
The top surface middle part of corresponding upper installation groove (11), upper installation groove (11) has upper through-hole (12), upper mold (13) sleeve
In upper installation groove (11), the top surface of upper mold (13) is pressed against on the top surface of installation groove (11), upper mold (13)
For connecting column (14) sleeve having in the middle part of top surface in upper through-hole (12), upper connecting stud (15) is screwed onto the top of connecting column (14)
In the bolt apertures that Middle face has, the connecting plate (16) that the top of upper connecting stud (15) is fixed with is pressed against upper mold mounting blocks
(10) on top surface, the lower part of upper mold (13) stretch out upper installation groove (11) and sleeve in lower mold (23) and with mold at
Type lug boss (231) is mutually pressed against；
It is fixed with positioning column (17) in the middle part of the bottom surface of the upper mold mounting blocks (10), positioning column (17) sleeve is in intermediate groove (25)
Bottom surface form middle part installation shrinkage pool (26) in, the bottom surface of positioning column (17) be pressed against middle part installation shrinkage pool (26) bottom surface
On.
2. a kind of punching mechanism using more forming blocks molds according to claim 1, it is characterised in that: the lower groove
(22) it is inserted in reinforcing sleeve (221), the lateral wall of reinforcing sleeve (221) is fixed on the inner sidewall of lower groove (22), lower positioning
For block (24) sleeve in reinforcing sleeve (221), the side wall of lower locating piece (24) is close to the inner sidewall of reinforcing sleeve (221), lower locating piece
(24) bottom surface is pressed against on the bottom surface of reinforcing sleeve (221).
3. a kind of punching mechanism using more forming blocks molds according to claim 1, it is characterised in that: the upper through-hole
(12) it is fixed on inner sidewall wear-resistant sleeve (121), connecting column (14) sleeve is in wear-resistant sleeve (121).
4. a kind of punching mechanism using more forming blocks molds according to claim 1, it is characterised in that: the middle part peace
The inner sidewall and bottom surface for filling shrinkage pool (26) are respectively and fixedly provided with wearing layer (261), and the side wall of positioning column (17) and bottom surface abutting are corresponding
Wearing layer (261).
5. a kind of punching mechanism using more forming blocks molds according to claim 1, it is characterised in that: the middle concave
The bottom surface of slot (25) is fixed, and there are two support limit column (251), and the top surface of support limit column (251) is fixed elasticity layer (252),
Elastic layer (252) is pressed against the middle part bottom surface of upper mold mounting blocks (10).
6. a kind of punching mechanism using more forming blocks molds according to claim 1, it is characterised in that: the lower die peace
The edge bottom surface of dress block (20) forms the rectangle limit sleeve (29) extended downwardly, and mounting blocks (31) sleeve is in rectangle limit sleeve
(29) in.
7. a kind of punching mechanism using more forming blocks molds according to claim 1, it is characterised in that: the upper mold peace
The top surface of dress block (10) is fixed with multiple support bodies (19), and the bottom surface of the top plate of upper support frame (40) forms multiple guide posts
(42), guide post (42) sleeve is in corresponding support body (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121507.7A CN109016598A (en) | 2018-09-26 | 2018-09-26 | A kind of punching mechanism using more forming blocks molds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811121507.7A CN109016598A (en) | 2018-09-26 | 2018-09-26 | A kind of punching mechanism using more forming blocks molds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109016598A true CN109016598A (en) | 2018-12-18 |
Family
ID=64618375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811121507.7A Pending CN109016598A (en) | 2018-09-26 | 2018-09-26 | A kind of punching mechanism using more forming blocks molds |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109016598A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434236A (en) * | 2019-08-27 | 2019-11-12 | 陈国晓 | A kind of environment-friendly type stamping die |
| CN113459410A (en) * | 2021-06-08 | 2021-10-01 | 深圳市艾迪模塑有限公司 | Injection molding capable of adjusting mold opening quantity |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035667U (en) * | 1988-07-02 | 1989-04-12 | 国家机械工业委员会北京机械工业自动化研究所 | Eight-working-position stamping die for top-pop can |
| CN203635740U (en) * | 2013-06-28 | 2014-06-11 | 苏州宣佑科技有限公司 | Centralized punching mold for radiating fins |
| CN205798090U (en) * | 2016-05-31 | 2016-12-14 | 佛山市联智新创科技有限公司 | A kind of steel plate punched shaping mechanism |
| JP2017070952A (en) * | 2015-10-05 | 2017-04-13 | 豊興工業株式会社 | Molding machine |
| CN207170703U (en) * | 2017-08-21 | 2018-04-03 | 东莞市德伸五金塑胶制品有限公司 | A kind of drawing board diel |
| CN207416016U (en) * | 2017-10-19 | 2018-05-29 | 成都超纯应用材料有限责任公司 | A kind of wear-resistant mould |
| CN108176771A (en) * | 2017-12-29 | 2018-06-19 | 东莞市天合机电开发有限公司 | A kind of fine-tuning lower die fixed mechanism of height |
| CN108188268A (en) * | 2017-12-29 | 2018-06-22 | 东莞市天合机电开发有限公司 | A kind of mold fixed mechanism easy for assemble or unload |
| CN108213181A (en) * | 2017-12-29 | 2018-06-29 | 东莞市天合机电开发有限公司 | The digital camera bottom plate shrinkage pool punch mechanism that a kind of mold is convenient for changing |
| CN108438723A (en) * | 2018-01-30 | 2018-08-24 | 东莞市天合机电开发有限公司 | A kind of height adjustable automobiles mold conveying mechanism |
-
2018
- 2018-09-26 CN CN201811121507.7A patent/CN109016598A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035667U (en) * | 1988-07-02 | 1989-04-12 | 国家机械工业委员会北京机械工业自动化研究所 | Eight-working-position stamping die for top-pop can |
| CN203635740U (en) * | 2013-06-28 | 2014-06-11 | 苏州宣佑科技有限公司 | Centralized punching mold for radiating fins |
| JP2017070952A (en) * | 2015-10-05 | 2017-04-13 | 豊興工業株式会社 | Molding machine |
| CN205798090U (en) * | 2016-05-31 | 2016-12-14 | 佛山市联智新创科技有限公司 | A kind of steel plate punched shaping mechanism |
| CN207170703U (en) * | 2017-08-21 | 2018-04-03 | 东莞市德伸五金塑胶制品有限公司 | A kind of drawing board diel |
| CN207416016U (en) * | 2017-10-19 | 2018-05-29 | 成都超纯应用材料有限责任公司 | A kind of wear-resistant mould |
| CN108176771A (en) * | 2017-12-29 | 2018-06-19 | 东莞市天合机电开发有限公司 | A kind of fine-tuning lower die fixed mechanism of height |
| CN108188268A (en) * | 2017-12-29 | 2018-06-22 | 东莞市天合机电开发有限公司 | A kind of mold fixed mechanism easy for assemble or unload |
| CN108213181A (en) * | 2017-12-29 | 2018-06-29 | 东莞市天合机电开发有限公司 | The digital camera bottom plate shrinkage pool punch mechanism that a kind of mold is convenient for changing |
| CN108438723A (en) * | 2018-01-30 | 2018-08-24 | 东莞市天合机电开发有限公司 | A kind of height adjustable automobiles mold conveying mechanism |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434236A (en) * | 2019-08-27 | 2019-11-12 | 陈国晓 | A kind of environment-friendly type stamping die |
| CN110434236B (en) * | 2019-08-27 | 2021-06-22 | 东营恒利成精密金属有限公司 | Environment-friendly stamping die |
| CN113459410A (en) * | 2021-06-08 | 2021-10-01 | 深圳市艾迪模塑有限公司 | Injection molding capable of adjusting mold opening quantity |
| CN113459410B (en) * | 2021-06-08 | 2024-03-26 | 深圳市艾迪模塑有限公司 | Injection molding capable of adjusting number of opened molds |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109016599A (en) | A kind of adjustable punching mechanism using more forming blocks molds of lower mold height | |
| CN109016598A (en) | A kind of punching mechanism using more forming blocks molds | |
| CN204773279U (en) | Unloader | |
| CN201427372Y (en) | Obliquely-ejecting structure of die | |
| CN207711157U (en) | A kind of four column lock shaft formula hydraulic tyre vulcanizing machines | |
| CN211031038U (en) | Injection molding device for producing cosmetic bottle caps | |
| CN108213181A (en) | The digital camera bottom plate shrinkage pool punch mechanism that a kind of mold is convenient for changing | |
| CN109013911A (en) | A kind of replaceable more forming blocks die apparatus | |
| CN209320167U (en) | A kind of novel photoelectric mold mechanism | |
| CN209095986U (en) | A kind of hydraulic bulge machine | |
| CN210211120U (en) | Rail mounted injection molding machine | |
| CN202412636U (en) | Die opening/closing system with long service life | |
| CN211492471U (en) | Quick demoulding structure of rubber vulcanizer | |
| CN214163740U (en) | Multi-layer device for synchronously pressing plastic compression mold | |
| CN209867127U (en) | Mold device adopting side-mounted lower mold mechanism | |
| CN220784559U (en) | Flat vulcanizing machine die adjusting device | |
| CN205414130U (en) | Car packing box section bar is stamping die in groups | |
| CN211467284U (en) | Split type middle template | |
| CN208828224U (en) | A kind of mechanism being convenient for changing sealing mold | |
| CN210525743U (en) | Wear-resistant injection mold ejector rod mechanism with reserved toughness | |
| CN110065198A (en) | A kind of manufacture mold of U-shaped component | |
| CN204487962U (en) | Be provided with the flat plate mold of slip-off preventing rubbish nail | |
| CN210231261U (en) | Stamping device is used in automobile parts production | |
| CN210211208U (en) | Upper die stamping guide mechanism for tableware forming machine | |
| CN203140688U (en) | Aluminum alloy gravity casting machine |
Legal Events
| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181218 |
|
| RJ01 | Rejection of invention patent application after publication |