CN207787333U - Cold coiling machine mandrel rubber bush - Google Patents
Cold coiling machine mandrel rubber bush Download PDFInfo
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- CN207787333U CN207787333U CN201820047434.0U CN201820047434U CN207787333U CN 207787333 U CN207787333 U CN 207787333U CN 201820047434 U CN201820047434 U CN 201820047434U CN 207787333 U CN207787333 U CN 207787333U
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- rubber bush
- coiling machine
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- machine mandrel
- cold coiling
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Abstract
The utility model discloses a kind of cold coiling machine mandrel rubber bush, are multiple layered structure, are followed successively by oil resistant internal layer, high rebound middle level and abatement belt end seal outer layer from inside to outside；It is all made of adhesive transition layer between the oil resistant internal layer and high rebound middle level, between high rebound middle level and abatement belt end seal outer layer；The inner surface of the oil resistant internal layer is evenly distributed with several internal channels for improving friction coefficient along sleeve axial direction；The outer surface of the abatement belt end seal outer layer is evenly distributed with several grooves that help to rise along sleeve axial direction.
Description
Technical field
The utility model is related to cold coiling machine technical fields, more particularly to a kind of cold coiling machine mandrel rubber sleeve
Cylinder.
Background technology
Iron and steel metallurgy industry is the key industry of supply side structural reform in recent years, and country has constantly put into effect related metallurgy
The industry development of steel industry instructs, planned, being eliminated, being shut down to steel production capacity, replacing the disposition such as production capacity in batches,
It with 2025 implementing plan of national manufacturing industry and widelys popularize under the overall background of intelligence manufacture, in order to meet people to good life
Needs, requirement of the people to quality of life be continuously improved, and equally also proposed higher quality requirement to iron and steel metallurgy product,
The quality of especially cold-rolled products, cold-rolled products largely influences entire steel mill's product quality level, cold-rolled products technique
Flow is complicated, equipment investment is big, with high content of technology, product quality performance itself and appearance requirement are all very high, presentation quality
Difference, directly influence the credit rating of product, cold rolled sheet is general by client's the case where handling that degrade because of presentation quality
Store-through exists, and virtually causes huge quality waste and Value Loss, the whole nation cause to drop because of product appearance quality every year
Several ten million yuan of the cold-rolled products market value of grade processing, therefore improve and improve the upgrading that cold-rolled steel coils presentation quality advocates country
Synergy is positive practicing, this work has great reality to improving national cold-rolled steel coils product appearance quality and lumber recovery
Meaning.
Cold-strip steel thickness is very thin under normal circumstances, is required for carrying out packed and transported in the form of coil of strip, coil of strip is in coiling machine
It is crimped on mandrel, the mandrel for recoiling machine of steel to the curling of coil of strip and unloads volume, this coiling method, meeting by harmomegathus realization
Causing coil of strip internal diameter, initially several circles take the lead impression to tens circle coil of strips, cause tens meters to up to a hundred meters of impression length, sternly
Product lumber recovery and presentation quality are affected again.Under normal conditions, coil of strip internal diameter is 508mm or 610mm, but since downstream is given birth to
It produces flow process needs or customer requirement increases coil of strip internal diameter size, thus dedicated diameter increasing sleeve cylinder occur.In recent years, it combines
The increasing diameter rubber bush application of structure largely improves steel plate appearance surfaces quality and alleviates the length of spring tape heading
Degree and mark depth degree, but market is more single in the rubber bush structure and material capability used with cold rolling producing line coiling machine
One, do not give full play to the performance effect of rubber elastomer；Further, since product design, production technology, material prescription, cost
Etc. the reason of, there are no integrally-built increasing diameter rubber bush occur in the market.
In the market there are two types of the increasing diameter rubber bush structures of current composite structure, one of which structure is：It is common with two
Rubber bush is composed, one of them is cutd open the rubber bush fan shape leaf for being split up into equal equidimension, is bolted, rubber
Rubber sleeve fan shape leaf is fixed on complete rubber bush outer wall, and the effect for increasing rubber bush outer diameter is realized with this.It is another
Structure is the rubber bush fan shape leaf used in the first structure to be changed to the fan shape leaf of plastics macromolecule material.
There are problems for the diameter increasing sleeve cylinder of above two structure：
1, rubber bush in subdivision process, is generated a large amount of chemical contamination gas again, to operative employee's human and environment
It damages and pollutes, and hundreds of kilograms of rubber bush needs man-made assembly, not only efficiency is low, but also assembles extremely not square
Just, structure size cannot get effective guarantee.
2, complete rubber bush and it is divided into the rubber bush of different valve numbers and is attached by bolt, due to located space
Easily hold using the diameter increasing sleeve cylinder of this connection type during machine use with the limitation of rubber material elastic property itself
Easily there is structural failure, the effect for crimping coil of strip is unable to get guarantee, can cause to shut down, and there is only human safety issues, also
Production efficiency can be caused to reduce, damage equipment.
3, the rubber bush of this structure, service life is short, and the rubber bush of rubber material is perforated for fixing bolt
Afterwards, the structure of rubber bush itself is destroyed, the serious curtailment service life of complete rubber bush.
If 4, being carried out increasing diameter effect with high molecule plastic valve, apparent work is not had to the mitigation of spring tape heading
With.
5, for increasing, the fan shape leaf rubber material of diameter effect is typically no to carry out into targetedly belt end seal is slowed down excessively
Hardness adjustment, so not giving full play to the effect for slowing down belt end seal of rubber bush during use.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of cold coiling machine mandrel rubber bush.
A kind of cold coiling machine mandrel rubber bush is monoblock type multiple layered structure, is followed successively by oil resistant from inside to outside
Internal layer, high rebound middle level and abatement belt end seal outer layer.
Cold coiling machine mandrel rubber bush described in the utility model, wherein in the oil resistant internal layer and high rebound
It is all made of adhesive transition layer between layer, between high rebound middle level and abatement belt end seal outer layer.
Cold coiling machine mandrel rubber bush described in the utility model, it is characterised in that：The oil resistant internal layer it is interior
Surface is evenly distributed with several internal channels along sleeve axial direction.
Cold coiling machine mandrel rubber bush described in the utility model, wherein outside the abatement belt end seal outer layer
Surface is evenly distributed with several grooves that help to rise along sleeve axial direction.
Cold coiling machine mandrel rubber bush described in the utility model, wherein one end of the rubber bush is to unload
Coil of strip end, the other end are installation arrival end；The sleeve outer wall for unloading coil of strip end is designed using inclination angle, sleeve outer wall and level
Direction forms included angle A.
Cold coiling machine mandrel rubber bush described in the utility model, wherein in the sleeve of the installation arrival end
Wall is designed using inclination angle, and sleeve lining forms included angle B with horizontal direction.
Cold coiling machine mandrel rubber bush described in the utility model, wherein the oil resistant internal layer, high rebound middle level
It is followed successively by high rebound middle level with the hardness level of abatement belt end seal outer layer>Oil resistant internal layer>Cut down belt end seal outer layer.
Cold coiling machine mandrel rubber bush described in the utility model, wherein the depth of the groove that helps to rise is more than
The depth of internal channel；Help to rise groove width be more than internal channel width；The section-bottom of help to rise groove and the internal channel is in
Arc.
Cold coiling machine mandrel rubber bush described in the utility model, wherein the wall thickness of the rubber bush is
140mm to 170mm.
Cold coiling machine mandrel rubber bush described in the utility model, wherein oil resistant internal layer, height spring back middle level and disappear
Subtract and bonding vulcanization integral one-step molding is carried out by adhesive transition layer between belt end seal outer layer.
Compared with the existing technology, the protrusion effect of the utility model is：
(1) the increasing diameter rubber bush of the utility model uses large scale overall structure.Rubber bush wall thickness compares common rubber
Rubber sleeve increases by 1 times or so, and specific size can need size or downstream processing requirements to be designed decision according to client.
(2) rubber material performance sub-layers composite construction is used, internal layer contacts with wick axis, is expanded repeatedly both when work
With contraction, the rubber material performance requirement that internal layer uses for：Oil resistant, friction coefficient are big, spring back, and rubber hardness is relatively low, with
This ensures the oil resistance of rubber bush and necessary frictional force.Since rubber bush needs to expand and shrink repeatedly, it is necessary to have
Standby excellent overall structure stability and resilience performance, middle level is using high rebound, the rubber material of relatively high hardness, to ensure
Stationarity, concentricity when high speed rotation that the rebound of rubber bush is reused and guarantee rubber bush works, circle bounce.Outer layer
It is in direct contact with the oily steel plate of band, plays the role of to the elimination of spring tape heading vital, reduce outer layer rubber as far as possible
Hardness, to play oil resistant and utmostly mitigate belt end seal, outer layer rubber is used compared with the lower oil resistant rubber of internal layer rubber hardness
Thin layer.
(3) rubber bush outer wall uses booster expansion notching construction, inner wall to use the septal fossula slot structure of increasing friction force.It opens
Groove structure design is used for ensureing in the case of not additionally increase mandrel expansive force, making mandrel and the big wall thickness of the big weight of overall structure
The expansion of diameter increasing sleeve cylinder with shrink still can normal operation work, the size of groove structure is required to meet with quantitative design in rubber
The design requirement of rubber sleeve performance normally expands with equipment mandrel and shrinks service requirement.Inner wall uses uniformly distributed internal channel knot
Structure, it is sufficiently large to contact the frictional force generated when rotation for ensureing sleeve internal layer rubber with mandrel, both ensures not send out when operation
Raw slipping phenomenon.
(4) interlayer of the inner, middle and outer layer of rubber bush carries out bonding vulcanization whole one using rubber material similar in polarity
Secondary molding, prevents interlaminar separation, ensures that the overall performance of rubber bush is not fully exerted.
(5) arrival end of rubber bush installation, rubber bush inner wall are designed using inclination angle so that the peace of sleeve and mandrel
Dress is more convenient, reduces the damage of colliding between sleeve and mandrel, lengthening sleeve service life.Rubber bush unloads coil of strip end, rubber
Gum cover drum outer wall uses inclination angle design that coil of strip is facilitated to unload, and volume is more convenient, and reduction steel coil strip head scratches sleeve outer wall, extending sleeve
Cylinder service life.
(6) rubber bush of the utility model be monoblock type composite construction, realize design, research and development, production, using etc. it is whole
The exploitation of a flow, the successful research and development application of product have filled up the blank of domestic market in this field, have reached top standard.
With reference to the accompanying drawings of the specification with specific embodiment to the cold coiling machine mandrel rubber bush of the utility model
It is described further.
Figure of description
Fig. 1 is the longitudinal section view of cold coiling machine mandrel rubber bush；
Fig. 2 is the sectional view in the direction " A-A " along Fig. 1.
Specific implementation mode
As shown in Figs. 1-2, a kind of cold coiling machine mandrel rubber bush is monoblock type multiple layered structure, by introversion
It is outer to be followed successively by oil resistant internal layer 1, high rebound middle level 2 and abatement belt end seal outer layer 3.Oil resistant internal layer 1, high rebound middle level 2 and subduction zone
The hardness level of heading outer layer 3 is followed successively by high rebound middle level 2>Oil resistant internal layer 1>Cut down belt end seal outer layer 3.
It is all made of between oil resistant internal layer 1 and high rebound middle level 2, between high rebound middle level 2 and abatement belt end seal outer layer 3 viscous
Connect transition zone 4.Bonding sulphur is carried out by adhesive transition layer 4 between oil resistant internal layer 1, high rebound middle level 2 and abatement belt end seal outer layer 3
Change integral one-step molding.Rubber material used in adhesive transition layer 4 is sprung back with oil resistant internal layer 1, height outside middle level 2 and abatement belt end seal
The polarity of layer 3 is close.
The inner surface of oil resistant internal layer 1 is evenly distributed with several internal channels 5 along sleeve axial direction.Cut down outside belt end seal
The outer surface of layer 3 is evenly distributed with several grooves 6 that help to rise along sleeve axial direction.Help to rise groove 6 depth be more than septal fossula
The depth of slot 5；Help to rise groove 6 width be more than internal channel 5 width；The section-bottom of help to rise groove 6 and the internal channel 5 is in
Arc.
One end of rubber bush is to unload coil of strip end, and the other end is installation arrival end；The sleeve outer wall for unloading coil of strip end is adopted
It is designed with inclination angle, sleeve outer wall forms included angle A 7 with horizontal direction.The sleeve lining for installing arrival end is designed using inclination angle,
Sleeve lining forms included angle B 8 with horizontal direction.
The wall thickness of rubber bush is 140mm to 170mm.
Embodiment described above is only that preferred embodiments of the present invention are described, not to this practicality
Novel range is defined, and under the premise of not departing from the spirit of the design of the utility model, those of ordinary skill in the art are to this
The various modifications and improvement that the technical solution of utility model is made should all fall into the protection of the utility model claims book determination
In range.
Claims (12)
1. a kind of cold coiling machine mandrel rubber bush, it is characterised in that：For monoblock type multiple layered structure, from inside to outside according to
It is secondary to spring back middle level (2) and abatement belt end seal outer layer (3) for oil resistant internal layer (1), height.
2. cold coiling machine mandrel rubber bush according to claim 1, it is characterised in that：The oil resistant internal layer (1),
It is all made of adhesive transition layer (4) between high rebound middle level (2), between high rebound middle level (2) and abatement belt end seal outer layer (3).
3. cold coiling machine mandrel rubber bush according to claim 2, it is characterised in that：The oil resistant internal layer (1)
Inner surface be evenly distributed with several along sleeve axial direction for improving inner surface friction coefficient internal channel (5).
4. cold coiling machine mandrel rubber bush according to claim 3, it is characterised in that：Outside the abatement belt end seal
The outer surface of layer (3) is evenly distributed with several grooves that help to rise (6) along sleeve axial direction.
5. cold coiling machine mandrel rubber bush according to claim 4, it is characterised in that：The one of the rubber bush
To unload coil of strip end, the other end is installation arrival end at end；The sleeve outer wall for unloading coil of strip end is designed using inclination angle, sleeve outer wall
Included angle A (7) is formed with horizontal direction.
6. cold coiling machine mandrel rubber bush according to claim 5, it is characterised in that：The installation arrival end
Sleeve lining is designed using inclination angle, and sleeve lining forms included angle B (8) with horizontal direction.
7. according to any cold coiling machine mandrel rubber bush of claim 1-6, it is characterised in that：In the oil resistant
The hardness level of layer (1), high rebound middle level (2) and abatement belt end seal outer layer (3) is followed successively by high rebound middle level (2)>Oil resistant internal layer
(1)>Cut down belt end seal outer layer (3).
8. according to any cold coiling machine mandrel rubber bush of claim 4-6, it is characterised in that：The ditch that helps to rise
The depth of slot (6) is more than the depth of internal channel (5)；Help to rise groove (6) width be more than internal channel (5) width；It is described to help to rise
Groove (6) and the section-bottom of internal channel (5) are arc-shaped.
9. cold coiling machine mandrel rubber bush according to claim 8, it is characterised in that：The wall of the rubber bush
Thickness is 140mm to 170mm.
10. cold coiling machine mandrel rubber bush according to claim 7, it is characterised in that：Oil resistant internal layer (1), height
Bonding vulcanization integral one-step molding is carried out by adhesive transition layer (4) between rebound middle level (2) and abatement belt end seal outer layer (3).
11. cold coiling machine mandrel rubber bush according to claim 8, it is characterised in that：Oil resistant internal layer (1), height
Bonding vulcanization integral one-step molding is carried out by adhesive transition layer (4) between rebound middle level (2) and abatement belt end seal outer layer (3).
12. cold coiling machine mandrel rubber bush according to claim 9, it is characterised in that：Oil resistant internal layer (1), height
Bonding vulcanization integral one-step molding is carried out by adhesive transition layer (4) between rebound middle level (2) and abatement belt end seal outer layer (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820047434.0U CN207787333U (en) | 2018-01-11 | 2018-01-11 | Cold coiling machine mandrel rubber bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820047434.0U CN207787333U (en) | 2018-01-11 | 2018-01-11 | Cold coiling machine mandrel rubber bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207787333U true CN207787333U (en) | 2018-08-31 |
Family
ID=63271543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820047434.0U Active CN207787333U (en) | 2018-01-11 | 2018-01-11 | Cold coiling machine mandrel rubber bush |
Country Status (1)
| Country | Link |
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| CN (1) | CN207787333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031727A (en) * | 2018-01-11 | 2018-05-15 | 北京市城南橡塑技术研究所 | Cold coiling machine mandrel rubber bush |
-
2018
- 2018-01-11 CN CN201820047434.0U patent/CN207787333U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108031727A (en) * | 2018-01-11 | 2018-05-15 | 北京市城南橡塑技术研究所 | Cold coiling machine mandrel rubber bush |
| CN108031727B (en) * | 2018-01-11 | 2024-04-12 | 北京市城南橡塑技术研究所 | Rubber sleeve for mandrel of cold rolling coiling machine |
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