CN1278839C - Forming mould of coated pressure roll - Google Patents
Forming mould of coated pressure roll Download PDFInfo
- Publication number
- CN1278839C CN1278839C CN 03116402 CN03116402A CN1278839C CN 1278839 C CN1278839 C CN 1278839C CN 03116402 CN03116402 CN 03116402 CN 03116402 A CN03116402 A CN 03116402A CN 1278839 C CN1278839 C CN 1278839C
- Authority
- CN
- China
- Prior art keywords
- plug
- mould
- pressure roller
- coated pressure
- forming mould
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The present invention discloses a forming mould of a coated pressure roll. The present invention is characterized in that the present invention comprises an upper mould plate (1), a lower mould plate (2) and a mould core component (3), wherein the mould core component (3) comprises a metal forming pipe (7), a front end plug (8), a back end plug (9) and a fixed ring (11); the center of the front end plug (8) is provided with staircase-shaped a through hole (12), the side wall of the front end plug (8) is provided with a feed inlet (14), and the back end of the front end plug (8) is provided with a lug boss (17) matched with the inner diameter of the fixed ring (11); the metal forming pipe (7) is limited between the fixed ring (11) and the back end plug (9); the center of the back end plug (9) is also provided with a through hole (18); the inner side of the upper mould plate (1) and the inner side of the lower mould plate (2) are provided with at least a pair of groove cavities mutually corresponding and mutually matched, and the pair of groove cavities forms a positioning cavity (4) capable of limiting the mould core component (3) after the mould is closed; the upper mould plate (1) is also provided with a feeding diversion groove (5) and a feed hole (6) corresponding to the feed inlet (14). The present invention has the advantages of reliable positioning for thin film sleeves, high rate of finished products, broad application and high productive efficiency.
Description
Technical field
The present invention relates to a kind of forming mould of coated pressure roller.
Background technology
The coating pressure roll is the increasingly extensive rotating actuator of a kind of purposes, for duplicator that utilizes the electrofax technology and laser printer, and a kind of especially requisite vitals.In the duplicator or laser printer of above-mentioned employing electrofax technology, the fixing device that is used for the painted visual photographic fixing that will form on copy paper or the printing paper generally adopts the hot-rolling mode, specifically, one side in turn will form painted image ground copy paper and send between the pressure roll of the fixing roller that has heating arrangements and crimping with it, one side makes the colouring agent heat fused, with the colored pattern photographic fixing.Development along with duplex printing or reprography, and the quickening of printing or copying speed, pressure roll also need touch and finish the paper of printing or duplicating, promptly can touch colouring agent, damage image on the paper for preventing that colouring agent from adhering to be transferred to again behind the pressure roll surface, and on paper, produce stain because of static makes colouring agent be subjected to repelling the back, therefore require the pressure roll surface must possess the performance that does not adhere to colouring agent.One preferably solution be to coat the film that one deck possesses this kind performance on pressure roll surface, so both can address the above problem, can increase the service life of pressure roll again, its advantage is very tangible.The manufacturing of coating pressure roll generally adopts injection molding technology to finish in mould, and existing mould is in Chinese patent application 95108370.8---in " method of coating teflon film on silicon rubber pressure roller " and Chinese patent 01278081.2---has disclosed in " fluorine-coating layer silicon rubber pressure roll mould ".The former mould mainly is made up of sleeve and gland, charging aperture is located at the free end after the film cover is fixed, therefore the film cover is shifted under the charging aperture sizing material drives easily, produce defectives such as fold, choke with resentment easily in the die cavity in addition and in glue-line, produce bubble, perhaps too much cause die cavity internal pressure deficiency to make glue-line density not enough, cause waste product because of sizing material overflows.The latter mainly is made of sleeve, two glands and upper and lower mould post, and it is the film cover of easy extruded sleeve in sleeve when the upper and lower mould post at fastening sleeve two ends, thereby may make the surface of product fold occur and cause product defective.In addition, the two all only is applicable to the injection production of liquid sizing material, and can not be used for the injection of solid rubber, and can only produce single pressure roll at every turn, and efficient is lower.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of at the deficiency of present technology the film cover is located the forming mould of coated pressure roller reliable, that yield rate is high, the scope of application is wide and production efficiency is high.
The present invention solves the problems of the technologies described above the technical scheme that is adopted: this kind forming mould of coated pressure roller, it is characterized in that it includes cope match-plate pattern, lower bolster and mould core part, described mould core part includes the metal forming pipe, preceding plug, back plug and be used for film cover with pressure roll and be fixed in before retainer plate on the plug, the center of plug has stepped through hole before described, and the position corresponding to stepped through hole large-diameter portion has charging aperture on its sidewall, the rear end of preceding plug is and the adaptive boss of described retainer plate internal diameter, the front end of described metal forming pipe (7) promptly is enclosed within the rear end end face that described retainer plate (11) was gone up and be limited in to described boss (17), and the rear end of metal forming pipe (7) then is against its rear end end face by described back plug (9) and spacing; In addition, the center of described back plug also has through hole; Described cope match-plate pattern and lower bolster inboard are provided with at least one pair of corresponding mutually and cooperatively interact vallecular cavity, and described a pair of vallecular cavity constitutes and can carry out spacing positioning chamber to described mould core part behind the matched moulds, also is provided with charging guiding gutter and the charging hole corresponding with described charging aperture on the described cope match-plate pattern.The logarithm of described vallecular cavity is preferably three to five pairs.
The rear end of described metal forming pipe can be against the back plug end face on or be enclosed within the back plug on.
In described metal forming Guan Yuhou plug two parts at least one on the binding face of the two, offer air discharge duct.
Described air discharge duct is opened on the end face of metal forming pipe.
The number of described air discharge duct is four, and evenly distributes.
Be extended with positioning convex ring on the outer wall of plug and/or back plug before described, and described cope match-plate pattern and lower bolster are provided with the locating slot corresponding with described bulge loop.
The plug outer wall is provided with axial locating slot before described, and lower bolster is provided with corresponding alignment pin.Can certainly be opposite setting, establish alignment pin on the promptly preceding plug, and establish locating slot on the lower bolster.
The front end of described back plug is extended with a positive stop lug boss.
The outward appearance of plug and back plug is all stepped cylindrical before described.Certainly plug and back plug also can be done shapes such as squarely before described, but with stepped cylindrical be good, because of its processing simple, easy to use.
The thermal coefficient of expansion of plug and retainer plate is identical before described.
Compared with prior art, the invention has the advantages that: 1, sizing material injects from film cover stiff end, can not make the film cover produce fold, is convenient to the film cover and is close on the glue-line straightly, and yield rate greatly improves; 2, both can be used for the injection of liquid sizing material,, and can under the situation of heating, realize injection solid rubber again because be convenient to mold heated; 3, once can process many pressure rolls, and can directly in mould, vulcanize sizing material, thereby the production efficiency height; 4, applied widely, both can be used for the moulding of liquid silastic, also can be used for the moulding of firm silicone rubber.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of the embodiment of the invention;
Fig. 2 is that the A-A of Fig. 1 is to cutaway view;
Fig. 3 is the structure cross-sectional schematic of the mould core part of mould shown in Figure 1;
Fig. 4 is the structure cross-sectional schematic during no mould core part in the mould shown in Figure 1.
The specific embodiment
Below in conjunction with accompanying drawing embodiment invention is described in further detail.
As Fig. 1～shown in Figure 4, be a preferred embodiment of the present invention.Coating pressure roll mould as shown in Figure 1, it includes cope match-plate pattern 1, lower bolster 2 and mould core part 3 (referring to Fig. 3).Cope match-plate pattern 1 and lower bolster 2 inboards are provided with five pairs of corresponding mutually and cooperatively interact vallecular cavities, and each all constitutes and can carry out spacing positioning chamber 4 (referring to Fig. 4) to mould core part 3 vallecular cavity behind the matched moulds, also is provided with charging guiding gutter 5 and charging hole 6 (referring to Fig. 2) identical with described positioning chamber 4 numbers and that the position is corresponding on the cope match-plate pattern 1.Described mould core part 3 includes metal forming pipe 7, preceding plug 8, back plug 9 and is used for the film of pressure roll is overlapped 10 retainer plates 11 that are fixed on the preceding plug 8.Before the outward appearance of plug 8 and back plug 9 all stepped cylindrical, its radially ledge for the location with bulge loop 20.The axle center of preceding plug 8 has stepped through hole 12, the front end minor diameter part of this stepped through hole 12 is the usefulness of positioning and plug-in mounting pressure roll mandrel 13, the rear end large-diameter portion then has the effect of sizing material feeding-passage concurrently, have the charging aperture 14 (referring to Fig. 2) corresponding corresponding to the position of its large-diameter portion on the sidewall of stepped through hole 12 with aforementioned charging hole 6, for guaranteeing that the charging aperture 14 on the preceding plug 8 is aimed at the charging hole 6 on the cope match-plate pattern 1, preceding plug 8 outer walls are provided with axial locating slot 15, and lower bolster 2 is provided with corresponding alignment pin 16, and the rear end of preceding plug 8 is and the adaptive boss 17 of described retainer plate 11 internal diameters.The front end sleeve of metal forming pipe 7 exposes on the part outside the retainer plate 11 and is limited in retainer plate 11 rear ends at described boss 17, and the rear end then is limited in the front end end face of back plug 9, and radially the positioning chamber 4 that then is made of cope match-plate pattern 1 and lower bolster 2 is spacing.The axle center of back plug 9 also has the positioning through hole 18 of positioning and plug-in mounting pressure roll mandrel 13.In addition, the front end of back plug 9 also is extended with the external diameter positive stop lug boss 19 identical with pressure roll mandrel 13 large-diameter portions.For guaranteeing to have all the time under retainer plate 11 situation that temperature changes in die cavity film is overlapped 10 well secured effect and is unlikely to the bad preceding plug 8 of hoop, the material that plug 8 and retainer plate 11 are adopted before in the present embodiment all is stainless steels, so both can make the two have enough intensity, and can guarantee that again it had identical thermal coefficient of expansion.For making in when injection die cavity exhaust smooth and easy, be evenly equipped with four air discharge duct (not shown)s on the rear end end face of the metal forming pipe 7 in the present embodiment.It should be noted that, if present embodiment is the moulding that is used for needing the solid rubber inject under heated condition, when then mould core part 3 is put into positioning chamber 4 as a whole, the position of preceding plug 8 and back plug 9 can be that limit is dead, metal forming pipe 7 then preferably remains with trickle axial move place, to offset the influence that fuel factor is brought.
During use, film cover 10 with pressure roll is enclosed within on the boss 17 of preceding plug 8 rear ends earlier, then retainer plate 11 is put and be fixed, the mandrel 13 front end minor diameter parts of pressure roll inserted in the stepped through hole 12 of preceding plug 8 thereafter, put metal forming pipe 7 again, at last the axle center positioning through hole 18 of back plug 9 being aimed at the insertion of mandrels 13 rear ends promptly becomes the integral body that can put into lower bolster 2, can operate by start injection behind the cope match-plate pattern 1 that closes.
Claims (10)
1, a kind of forming mould of coated pressure roller, it is characterized in that it includes cope match-plate pattern (1), lower bolster (2) and mould core part (3), described mould core part (3) includes metal forming pipe (7), preceding plug (8), back plug (9) and be used for film cover (10) with pressure roll and be fixed in retainer plate (11) on the preceding plug (8), the center of plug (8) has stepped through hole (12) before described, and the position corresponding to stepped through hole (12) large-diameter portion has charging aperture (14) on its sidewall, the rear end of preceding plug (8) is the boss (17) adaptive with described retainer plate (11) internal diameter, the front end of described metal forming pipe (7) promptly is enclosed within the rear end end face that described retainer plate (11) was gone up and be limited in to described boss (17), and the rear end of metal forming pipe (7) then is against its rear end end face by described back plug (9) and spacing; In addition, the center of described back plug (9) also has through hole (18); Described cope match-plate pattern (1) and lower bolster (2) inboard are provided with at least one pair of corresponding mutually and cooperatively interact vallecular cavity, and described a pair of vallecular cavity constitutes and can carry out spacing positioning chamber (4) to described mould core part (3) behind the matched moulds, also is provided with charging guiding gutter (5) and the charging hole (6) corresponding with described charging aperture (14) on the described cope match-plate pattern (1).
2, forming mould of coated pressure roller as claimed in claim 1, the rear end that it is characterized in that described metal forming pipe (7) can be to be against on the end face of back plug (9) or to be enclosed within on back plug (9).
3, forming mould of coated pressure roller as claimed in claim 1 is characterized in that in described metal forming pipe (7) and back plug (9) two parts that one offers air discharge duct on the binding face of the two at least.
4, forming mould of coated pressure roller as claimed in claim 3 is characterized in that described air discharge duct is opened on the end face of metal forming pipe (7).
5, forming mould of coated pressure roller as claimed in claim 4, the number that it is characterized in that described air discharge duct is four, and evenly distributes.
6, as the described forming mould of coated pressure roller of arbitrary claim in the claim 1 to 5, it is characterized in that being extended with positioning convex ring (20) on the outer wall of plug (8) and/or back plug (9) before described, and described cope match-plate pattern (1) and lower bolster (2) are provided with and the corresponding locating slot of described bulge loop (20).
7,, it is characterized in that described preceding plug (8) outer wall is provided with axial locating slot (15), and lower bolster (2) is provided with corresponding alignment pin (16) as the described forming mould of coated pressure roller of arbitrary claim in the claim 1 to 5.
8,, it is characterized in that the front end of described back plug (9) is extended with a positive stop lug boss (19) as the described forming mould of coated pressure roller of arbitrary claim in the claim 1 to 5.
9,, it is characterized in that the outward appearance of described preceding plug (8) and back plug (9) is all stepped cylindrical as the described forming mould of coated pressure roller of arbitrary claim in the claim 1 to 5.
10,, it is characterized in that described preceding plug (8) is identical with the thermal coefficient of expansion of retainer plate (11) as the described forming mould of coated pressure roller of arbitrary claim in the claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03116402 CN1278839C (en) | 2003-04-15 | 2003-04-15 | Forming mould of coated pressure roll |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03116402 CN1278839C (en) | 2003-04-15 | 2003-04-15 | Forming mould of coated pressure roll |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1443640A CN1443640A (en) | 2003-09-24 |
| CN1278839C true CN1278839C (en) | 2006-10-11 |
Family
ID=27814864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03116402 Expired - Fee Related CN1278839C (en) | 2003-04-15 | 2003-04-15 | Forming mould of coated pressure roll |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1278839C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213252A (en) * | 2013-04-19 | 2013-07-24 | 中山市合曜高分子材料有限公司 | Manufacturing method of rubber roller |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4990600B2 (en) * | 2006-11-13 | 2012-08-01 | キヤノン化成株式会社 | Rubber roller manufacturing equipment |
| CN102189647A (en) * | 2011-03-22 | 2011-09-21 | 昆山金利表面材料应用科技股份有限公司 | Injection molding mold positioning structure |
| CN103409864A (en) * | 2013-08-20 | 2013-11-27 | 华卫国 | Injection-molded composite-material roller |
| CN104960157B (en) * | 2015-06-10 | 2017-09-29 | 中国重汽集团济南动力有限公司 | A kind of rubber support injects mould |
| CN105345988B (en) * | 2015-11-16 | 2018-10-19 | 深圳美洁水暖卫浴有限公司 | The manufacturing method of outlet pipe, tap and outlet pipe |
| CN109367036A (en) * | 2018-11-14 | 2019-02-22 | 安徽宁国天嘉橡塑制品有限公司 | A kind of marking roll production mold |
| CN112776242A (en) * | 2019-11-08 | 2021-05-11 | 贵州红阳机械有限责任公司 | Design and processing method of 45-degree half-edge coated fluoroplastic O-shaped ring mold |
| CN115157621B (en) * | 2022-06-22 | 2023-11-21 | 铜陵艾森模具科技有限公司 | Extrusion die runner with lining steel replaced by internal co-extrusion PBT material |
-
2003
- 2003-04-15 CN CN 03116402 patent/CN1278839C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213252A (en) * | 2013-04-19 | 2013-07-24 | 中山市合曜高分子材料有限公司 | Manufacturing method of rubber roller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1443640A (en) | 2003-09-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1278839C (en) | Forming mould of coated pressure roll | |
| US3619446A (en) | Method for making resiliently faced rolls | |
| CN108437344A (en) | A kind of plastic shell and its manufacturing method with nanometer texture | |
| US5133125A (en) | Method for the manufacture of a roller, and roller thus obtained | |
| CN100390325C (en) | Method for producing microelectromoulding metal mould | |
| CN208468890U (en) | A kind of plastic shell with nanometer texture | |
| CN101733858B (en) | Film forming method using in-mould injection | |
| CN201271983Y (en) | Glue injection molding device for conductor roll | |
| CN101992546A (en) | Zoning temperature control drum for microstructure replication | |
| CN1308130C (en) | Production method of coated pressure roll | |
| US20070205531A1 (en) | Multi-layered plastic sleeve for a blanket cylinder and a method for producing the multi-layered plastic sleeve | |
| CN207711283U (en) | A kind of energy saving shaping mould fo r pressure roller of fluorine-coated silicon rubber molding die | |
| CN101604036A (en) | Aperture and preparation method thereof | |
| CN201800238U (en) | Zonal temperature controlled roller for replicating microstructures | |
| CN214294401U (en) | Inserted injection-blow mould | |
| CN102015499B (en) | Rolling element for carrying sheet of electrophotographic apparatus and injection molding die thereof | |
| US7334336B2 (en) | Method for producing a sleeved polymer member, an image cylinder or a blanket cylinder | |
| CN209257669U (en) | Forging printing plate roller and moulding press | |
| KR102180106B1 (en) | Sleeve type roll mold manufacturing method for nano and micro patterning applied to roll to roll imprint lithography | |
| CN105700249B (en) | The production method of the producing device and orientation version of orientation version | |
| CN208543740U (en) | A kind of minor diameter rubber three-way bend pipe compression moulding die | |
| US20050137071A1 (en) | Plastic sleeve for an image cylinder and a method for producing the plastic sleeve | |
| CN2698496Y (en) | Mould for precision casting | |
| CN217803343U (en) | Feed box and 3D print pen | |
| CN218256499U (en) | Support integrated into one piece injection mold of two-sided tectorial membrane |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Ningbo hee hee printer consumables Co., Ltd. Assignor: Chen Xianbin Contract record no.: 2010330001364 Denomination of invention: Forming mould of coated pressure roll Granted publication date: 20061011 License type: Exclusive License Open date: 20030924 Record date: 20100716 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061011 Termination date: 20130415 |