CN203973859U - A kind of rubber parts stripper - Google Patents
A kind of rubber parts stripper Download PDFInfo
- Publication number
- CN203973859U CN203973859U CN201420310836.7U CN201420310836U CN203973859U CN 203973859 U CN203973859 U CN 203973859U CN 201420310836 U CN201420310836 U CN 201420310836U CN 203973859 U CN203973859 U CN 203973859U
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- Prior art keywords
- stripper
- push rod
- rubber parts
- base plate
- product
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- Punching Or Piercing (AREA)
Abstract
The utility model discloses a kind of rubber parts stripper, comprise stripper base plate and stripper push rod, on the end face of described stripper base plate, be plugged with some stripper push rods, among described stripper push rod, at least arrange between a push rod and all the other push rods and there is differing heights.The top of described stripper push rod is provided with several ramp structures or has the hollow structure of depression.Adopt the utility model, avoided plate distortion and damage in mould, prevented that product from being racked or being scratched by die cavity, greatly increased the service life of mould, improved the yield rate of rubber product, there is very high practical value.
Description
Technical field
The utility model relates to rubber processing, relates in particular to a kind of stripper of rubber parts.
Background technology
Current rubber parts has been widely used in auto parts machinery industry, because rubber parts has special mechanical property, must adopt rubber parts stripper to carry out the demoulding.
As shown in Figure 1, in industry, conventional rubber parts stripper comprises stripper base plate 1 at present, and the some stripper push rods 2 of pegging graft on the end face of stripper base plate 1.In addition, also have holddown groove 3 and guide finger 4, rubber parts stripper is fixed on the position of specifying on vulcanizing press board by holddown groove 3, guiding while realizing the location of tool and mould and tool motion by guide finger 4, tool, in the time moving upward, ejects die cavity by stripper push rod 2 by the product of forming.Existing rubber parts stripper, its push rod is equal in length, simplicity of design, the resemblance of not considering rubber product is on-plane surface or irregular situation, is not suitable for the use of complicated die.Adopt the rubber parts stripper of this design, in ejection process, ejecting mechanism can only withstand in the part first contacting with rubber parts, can inevitably cause rubber parts stressed excessive or uneven everywhere, easily makes rubber parts that deformation occurs in die cavity.Particularly in the time that product needed is ejected simultaneously, the resistance that deformation produces is very large, causes in mould plate stressed very large, easily by top distortion.
Meanwhile, the deformation on rubber parts surface, in the process that contacts rubber parts and eject, inevitably can be caused in its push rod top of rubber parts stripper.And in prior art, be the columned ordinary construction 5 of flat-top conventionally by push rod top design, when product is straight up and down ejected, lack deformation space, cause surface easily to be racked or scratched by die cavity.Therefore, use existing old extractor, one: in mould, plate is stressed large, yielding, greatly reduces die life and product quality; Two: the de-broken ratio of product is high.
Utility model content
Technical problem to be solved in the utility model is, a kind of rubber parts stripper is provided, and it can effectively prevent in knockout course plate distortion and the de-broken problem of product in mould.
A kind of technical scheme that realizes above-mentioned purpose is: a kind of rubber parts stripper, comprise stripper base plate and stripper push rod, on the end face of described stripper base plate, be plugged with some stripper push rods, among described stripper push rod, at least arrange between a push rod and all the other push rods and there is differing heights.
Wherein, between push rod differing heights the rubber product profile that need to consider complicated die is set.The height that described stripper push rod need to conform to according to product feature design, to ensure that all stripper push rods can contact or act on product surface in the process upwards ejecting simultaneously, thereby make stressed even, disperse the active force in knockout course, avoid in the rubber parts mould that deformation resistance increment causes in stressed excessive or uneven, die cavity plate stressed very large everywhere, pushed up distortion.
Further, a push rod top being at least set among described stripper push rod is ramp structure.The angle of inclination that described stripper push rod top ramp structure is compared horizontal plane at 15 degree between 75 degree.
Further, a push rod top being at least set among described stripper push rod is the hollow structure with depression.
Further, among described stripper push rod, a push rod top is at least set is ramp structure simultaneously.The angle of inclination that described stripper push rod top ramp structure is compared horizontal plane at 15 degree between 75 degree.
Wherein, be straight up and down ejected compared to traditional product, stripper push rod tip designs has the ramp structure of suitable gradient and has the hollow structure of suitable concave degree, can increase the space of rubber parts surface deformation in ejection process.By two kinds of structures separately or be combined with, or according to the different surfaces of product relevant position, counter structure is set, if product surface is that inclined-plane can the larger ramp structure of the relative gradient of setup and use, product surface is that the cambered surface larger hollow structure of radian that can setup and use relatively caves in ejects, so can meet to greatest extent the deformation demand of complicated die product surface difformity in ejection process, thereby prevent that product from being racked or being scratched by die cavity.
Further, described stripper base plate is provided with holddown groove.
Wherein, directly machine-shaping on stripper base plate of holddown groove, and reach supporting object according to the fixed position adjustment of vulcanizing press board.
Further, on two drift angles at described stripper base plate diagonal two ends, be respectively equipped with a guide finger.
Wherein, in mould, the position of the corresponding guide finger of plate need process corresponding hole, and guide finger is by corresponding aperture, the guiding when realizing the location of tool and mould and tool and moving.
Implement the utility model, there is following beneficial effect:
1, the rubber product profile of complicated die has been considered in the setting of push rod differing heights.Described stripper push rod has designed the height conforming to according to product feature, to ensure that all stripper push rods can contact or act on product surface in ejection process simultaneously, thereby make stressed even, disperse the active force in knockout course, avoided rubber parts everywhere in stressed excessive or uneven, die cavity deformation resistance increment cause in mould plate stressed very large, pushed up distortion.
2, stripper push rod tip designs suitable gradient ramp structure and there is the hollow structure of suitable concave degree, in ejection process, can increase the space of rubber parts surface deformation.By two kinds of structures separately or be combined with, or according to the different surfaces of product relevant position, counter structure is set, can meet to greatest extent the deformation demand of complicated die product surface difformity in ejection process, thereby prevent that product from being racked or being scratched by die cavity.
Brief description of the drawings
Fig. 1 is the plan structure schematic diagram of the utility model rubber parts stripper;
Fig. 2 is the side-looking structural representation of the utility model rubber parts stripper;
Fig. 3 is the structural representation of the utility model stripper push rod;
Fig. 4 is the structural representation of the utility model stripper push rod;
Fig. 5 is the structural representation of the utility model stripper push rod;
Fig. 6 is the work schematic diagram that the utility model rubber parts stripper closes membrane stage;
Fig. 7 is the work schematic diagram before the demoulding of the utility model rubber parts stripper;
Fig. 8 is the work schematic diagram in the utility model rubber parts stripper knockout course;
Fig. 9 is the work schematic diagram after the demoulding of the utility model rubber parts stripper completes;
Wherein: 1-stripper base plate, 2-stripper push rod, 3-holddown groove, 4-guide finger, 5-ordinary construction, 6-ramp structure, 7-hollow structure, plate in 8-, 9-patrix, 10-counterdie, 11-hydraulic molding machine bayonet socket.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of rubber parts stripper as shown in Figure 1 and Figure 2, comprise stripper base plate 1 and stripper push rod 2, on the end face of described stripper base plate 1, be plugged with some stripper push rods 2, it is characterized in that: among described stripper push rod 2, at least arrange between a push rod and all the other push rods and there is differing heights.
Further, as shown in Fig. 3, Fig. 4, Fig. 5, it is ramp structure 6 that a push rod top is at least set among described stripper push rod 2; The angle of inclination that described stripper push rod top ramp structure 6 is compared horizontal plane at 15 degree between 75 degree.
Further, a push rod top being at least set among described stripper push rod 2 is the hollow structure 7 with depression.
Further, among described stripper push rod 2, a push rod top is at least set is ramp structure 6 simultaneously.The angle of inclination that described stripper push rod top ramp structure 6 is compared horizontal plane at 15 degree between 75 degree.
Further, described stripper base plate 1 is provided with holddown groove 3.
Wherein, directly machine-shaping on stripper base plate 1 of holddown groove 3, and reach supporting object according to the fixed position adjustment of vulcanizing press board.
Further, on two drift angles at described stripper base plate 1 diagonal two ends, be respectively equipped with a guide finger 4.
Wherein, in mould, the position of the corresponding guide finger 4 of plate 8 need process corresponding hole, and guide finger 4 is by corresponding aperture, the guiding when realizing the location of tool and mould and tool and moving.
The flow chart of its cooperation vulcanizing press work as shown in Figures 6 to 9.
As shown in Figure 6, when in closing membrane stage lower time, the bayonet socket 11 of hydraulic molding machine blocks plate 8 both sides in mould, and patrix 9, counterdie 10 are harmonious with middle plate 8, rubber sulfidization molding in this process.
As shown in Figure 7, when before the demoulding, patrix 9 rises, lower film 10 shifts out, rubber parts stripper is fixed on the relevant position of vulcanizing press board by the holddown groove 3 on stripper base plate 1, and the location of realizing tool and mould by the corresponding aperture processing in advance on middle plate 8 by guide finger 4.
As shown in Figure 8, when in knockout course, rubber parts stripper rises, and guiding while realizing tool motion by guide finger 4.Wherein, because stripper push rod 2 has designed the height conforming to according to product feature, ensure that all stripper push rods can contact simultaneously or act on product surface in ejection process, thereby make stressed even, disperse the active force in knockout course, avoided rubber parts everywhere in stressed excessive or uneven, die cavity deformation resistance increment and in the mould that causes plate stressed very large, pushed up distortion.Meanwhile, stripper push rod 2 tip designs suitable gradient ramp structure 6 and there is the hollow structure 7 of suitable concave degree, in ejection process, increased the space of rubber parts surface deformation.By two kinds of structures separately or be combined with, or according to the different surfaces of product relevant position, counter structure is set, if product surface is that inclined-plane can the larger ramp structure of the relative gradient of setup and use, product surface is that the cambered surface larger hollow structure of radian that can setup and use relatively caves in ejects, so can meet to greatest extent the deformation demand of complicated die product surface difformity in ejection process, thereby prevent that product from being racked or being scratched by die cavity.
As shown in Figure 9, in the time that the demoulding completes, all push rods stretch out middle plate 8 upper surfaces, and now rubber parts is ejected completely.
As can be seen from the above embodiments, no matter be to eject the rubber product with complicated die profile, or eject multiple rubber external members, backing member simultaneously, the utility model all can meet the demands, simultaneously stressed even, has avoided plate distortion and damage in mould, prevent that product from being racked or being scratched by die cavity, greatly increase the service life of mould, improved the yield rate of rubber product, there is very high practical value.
Above disclosed is only a kind of preferred embodiment of the utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (8)
1. a rubber parts stripper, comprise stripper base plate (1) and stripper push rod (2), the some stripper push rods (2) of pegging graft on the end face of described stripper base plate (1), is characterized in that: among described stripper push rod (2), at least arrange between a push rod and all the other push rods and have differing heights.
2. rubber parts stripper as claimed in claim 1, is characterized in that: it is ramp structure (6) that a push rod top is at least set among described stripper push rod (2).
3. rubber parts stripper as claimed in claim 2, is characterized in that: the angle of inclination that described stripper push rod top ramp structure (6) is compared horizontal plane at 15 degree between 75 degree.
4. rubber parts stripper as claimed in claim 1, is characterized in that: it is the hollow structure (7) with depression that a push rod top is at least set among described stripper push rod (2).
5. rubber parts stripper as claimed in claim 4, is characterized in that: it is ramp structure (6) that a push rod top is at least set among described stripper push rod (2).
6. rubber parts stripper as claimed in claim 5, is characterized in that: the angle of inclination that described stripper push rod top ramp structure (6) is compared horizontal plane at 15 degree between 75 degree.
7. the rubber parts stripper as described in any one in claim 1 to 6, is characterized in that: described stripper base plate (1) is provided with holddown groove (3).
8. rubber parts stripper as claimed in claim 7, is characterized in that: on two drift angles at described stripper base plate (1) diagonal two ends, be respectively equipped with a guide finger (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420310836.7U CN203973859U (en) | 2014-06-12 | 2014-06-12 | A kind of rubber parts stripper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420310836.7U CN203973859U (en) | 2014-06-12 | 2014-06-12 | A kind of rubber parts stripper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203973859U true CN203973859U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420310836.7U Expired - Fee Related CN203973859U (en) | 2014-06-12 | 2014-06-12 | A kind of rubber parts stripper |
Country Status (1)
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| CN (1) | CN203973859U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104608296A (en) * | 2015-01-30 | 2015-05-13 | 苏州井上橡塑有限公司 | Rapid wiring harness delivery device for multi-mold cavity automobile |
| CN106217706A (en) * | 2016-07-29 | 2016-12-14 | 孙学英 | Vulcanization molding equipment for rubber dumbbell bracket |
| CN107433700A (en) * | 2017-09-18 | 2017-12-05 | 中车青岛四方车辆研究所有限公司 | Vulcanization plant and release method |
| CN108284549A (en) * | 2018-02-05 | 2018-07-17 | 芜湖安博帝特工业有限公司 | A kind of quickly positioning stripper apparatus |
| CN111055405A (en) * | 2018-10-16 | 2020-04-24 | 张家口铁路橡胶制品厂 | Device for axially demoulding rubber pad |
-
2014
- 2014-06-12 CN CN201420310836.7U patent/CN203973859U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104608296A (en) * | 2015-01-30 | 2015-05-13 | 苏州井上橡塑有限公司 | Rapid wiring harness delivery device for multi-mold cavity automobile |
| CN106217706A (en) * | 2016-07-29 | 2016-12-14 | 孙学英 | Vulcanization molding equipment for rubber dumbbell bracket |
| CN106217706B (en) * | 2016-07-29 | 2018-04-13 | 孙学英 | Vulcanization molding equipment for rubber dumbbell bracket |
| CN107433700A (en) * | 2017-09-18 | 2017-12-05 | 中车青岛四方车辆研究所有限公司 | Vulcanization plant and release method |
| CN108284549A (en) * | 2018-02-05 | 2018-07-17 | 芜湖安博帝特工业有限公司 | A kind of quickly positioning stripper apparatus |
| CN111055405A (en) * | 2018-10-16 | 2020-04-24 | 张家口铁路橡胶制品厂 | Device for axially demoulding rubber pad |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20210612 |
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| CF01 | Termination of patent right due to non-payment of annual fee |