CN204639084U - A kind of upper cylinder body structure of conticaster hydraulic shear - Google Patents
A kind of upper cylinder body structure of conticaster hydraulic shear Download PDFInfo
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- CN204639084U CN204639084U CN201520175893.3U CN201520175893U CN204639084U CN 204639084 U CN204639084 U CN 204639084U CN 201520175893 U CN201520175893 U CN 201520175893U CN 204639084 U CN204639084 U CN 204639084U
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Abstract
The utility model discloses a kind of partial structurtes of conticaster hydraulic shear, particularly a kind of upper cylinder body structure of conticaster hydraulic shear, on it cylinder barrel bore inwall on be formed with position limiting convex ring, piston rod runs through above-mentioned position limiting convex ring, and be formed with gap and lower gap between the bar outer wall of this piston rod and the hole inwall of bore, combined seal ring is connected at described upper cover of piston rod, this combined seal ring is positioned at above-mentioned upper gap, and it is fixing to carry out crimping by top flange, its copper sheathing is made up of the first copper sheathing and second copper sheathing two parts, this first copper sheathing and the second copper sheathing are all socketed on above-mentioned piston rod, and be positioned at above-mentioned lower gap, above-mentioned piston rod is also socketed with guide ring, this guide ring is positioned at above-mentioned lower gap equally, and be located in the first copper sheathing and the second copper sheathing between the two, three jointly carries out crimping by lower flange and fixes.Which solve and eliminate the bolt strained technical problem of top flange, can effectively avoid occurring that bolt causes the situation of oil liquid leakage because of stressed fatigue fracture.
Description
Technical field
The utility model relates to a kind of partial structurtes of conticaster hydraulic shear, particularly a kind of upper cylinder body structure of conticaster hydraulic shear.
Background technology
Hydraulic shear is a kind of mode that continuous casting machine sizing cuts base, and the service condition of hydraulic shear directly affects the production efficiency of conticaster.
Be exactly the upper cylinder body structure of existing conticaster hydraulic shear as shown in Figure 1, there is a stress surface at upper cylinder barrel 3 in said structure and copper sheathing faying face i.e. (A place), when hydraulic shear is opened, copper sheathing is subject to a power upwards, the size of this power be oil pressure p be multiplied by A place sectional area (shear history due to hydraulic system be differential design, there is pressure in rodless cavity).This power can act on upper flange connecting bolt 13, causes fatigue fracture, and copper sheathing ejects, and makes oil liquid leakage.Therefore, be necessary to carry out further technological improvement to above-mentioned upper cylinder body structure.
Utility model content
The purpose of this utility model is deficiency in order to solve above-mentioned technology and provides a kind of upper cylinder body structure of conticaster hydraulic shear.
In order to achieve the above object, the upper cylinder body structure of a kind of conticaster hydraulic shear designed by the utility model, comprise cylinder barrel, piston rod, copper sheathing and top flange, described top flange sleeve connects on the piston rod, the bore inwall of described upper cylinder barrel is formed with position limiting convex ring, described piston rod runs through above-mentioned position limiting convex ring, and be formed with gap and lower gap between the bar outer wall of this piston rod and the hole inwall of bore, on this, lower gap is demarcated by position limiting convex ring, combined seal ring is connected at described upper cover of piston rod, this combined seal ring is positioned at above-mentioned upper gap, and be erected on above-mentioned position limiting convex ring, above-mentioned top flange and above-mentioned upper clearance opening place fix along face, and be crimped on the top of combinations thereof sealing ring, described copper sheathing is split-type structural, and be made up of the first copper sheathing and second copper sheathing two parts, this first copper sheathing and the second copper sheathing are all socketed on above-mentioned piston rod, and be positioned at above-mentioned lower gap, the first copper sheathing wherein and position limiting convex ring phase apical grafting, and on above-mentioned piston rod, be also socketed with guide ring, this guide ring is positioned at above-mentioned lower gap equally, and be located in the first copper sheathing and the second copper sheathing between the two, socket lower flange is on the piston rod had additional at above-mentioned lower clearance opening place, this lower flange and the lower of upper cylinder barrel fix along face, and apical grafting second copper sheathing all the time.
The upper cylinder body structure of a kind of conticaster hydraulic shear in above-mentioned, which obviates top flange bolt strained, solves bolt strained FATIGUE FRACTURE PROBLEMS; Structure is more reasonable, installs, dismantles letter; Use combination Mi Quan simultaneously instead, increase guide ring and the hydraulic shear life-span is increased.
Because the top flange in said structure is very little by upward force, this top flange preferentially selects split (two half) flange, thus can realize changing combined seal ring online, avoids foreign material to enter hydraulic shear cylinder body, scratches piston rod and pollutes fluid.
As further technological improvement, the hole wall of the piston rod sleeve joint hole of above-mentioned top flange is embedded with dust ring, the bar outer wall of this dust ring and piston rod fits.Dust ring in above-mentioned Technological improvement plan can promote the dust seal of top flange and piston rod socket place, avoids foreign material to enter hydraulic shear cylinder body equally, scratches piston rod and pollutes fluid.
The upper cylinder body structure of above-mentioned a kind of conticaster hydraulic shear provided by the utility model, it is bolt strained that it well eliminates top flange, can effectively avoid occurring that bolt causes the situation of oil liquid leakage because of stressed fatigue fracture.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the upper cylinder body structure of conticaster hydraulic shear in prior art;
Fig. 2 be the present embodiment 1 a kind of schematic diagram of upper cylinder body structure of conticaster hydraulic shear is provided;
Fig. 3 be the present embodiment 1 the component structural schematic diagram of cylinder barrel is provided in a kind of upper cylinder body structure of conticaster hydraulic shear;
Fig. 4 be the present embodiment 2 a kind of schematic diagram of upper cylinder body structure of conticaster hydraulic shear is provided.
Wherein: upper cylinder barrel 1, piston rod 2, top flange 3, position limiting convex ring 4, upper gap 5, lower gap 6, combined seal ring 7, first copper sheathing 8, second copper sheathing 9, guide ring 10, lower flange 11, dust ring 12, bolt 13.
Detailed description of the invention
Below by embodiment, the utility model will be further described by reference to the accompanying drawings.
Embodiment 1:
As shown in Figures 2 and 3, the upper cylinder body structure of a kind of conticaster hydraulic shear that the present embodiment provides, comprise cylinder barrel 1, piston rod 2, copper sheathing and top flange 3, described top flange 3 is socketed on piston rod 2, the bore inwall of described upper cylinder barrel 1 is formed with position limiting convex ring 4, described piston rod 2 runs through above-mentioned position limiting convex ring 4, and be formed with gap 5 and lower gap 6 between the bar outer wall of this piston rod 2 and the hole inwall of bore, on this, lower gap 5, 6 are demarcated by position limiting convex ring 4, described piston rod 2 is socketed with combined seal ring 7, this combined seal ring 7 is positioned at above-mentioned upper gap 5, and be erected on above-mentioned position limiting convex ring 4, above-mentioned top flange 3 and above-mentioned upper gap 5 opening part fix along face, and be crimped on the top of combinations thereof sealing ring 7, described copper sheathing is split-type structural, and be made up of the first copper sheathing 8 and second copper sheathing 9 two parts, this first copper sheathing 8 and the second copper sheathing 9 are all socketed on above-mentioned piston rod 2, and be positioned at above-mentioned lower gap 6, the first copper sheathing 8 wherein and position limiting convex ring 4 phase apical grafting, and on above-mentioned piston rod 2, be also socketed with guide ring 10, this guide ring 10 is positioned at above-mentioned lower gap 6 equally, and be located in the first copper sheathing 8 and the second copper sheathing 9 between the two, in above-mentioned lower gap 6, opening part has additional the lower flange 11 be socketed on piston rod 2, this lower flange 11 fixes along face with upper the lower of cylinder barrel 1, and apical grafting second copper sheathing 9 all the time.
Because the top flange 3 in said structure is very little by upward force, this top flange 3 selects split (two half) flange, thus can realize changing combined seal ring 7 online, avoids foreign material to enter hydraulic shear cylinder body, scratches piston rod 2 and pollutes fluid.
The upper cylinder body structure of a kind of conticaster hydraulic shear in above-mentioned, which obviates flange 3 place, top bolt 13 stressed, solves the stressed FATIGUE FRACTURE PROBLEMS of bolt 13; Structure is more reasonable, installs, dismantles letter; Use combination Mi Quan simultaneously instead, increase guide ring 10 and the hydraulic shear life-span is increased.
Embodiment 2:
The upper cylinder body structure of a kind of conticaster hydraulic shear provided in the present embodiment, its general structure is consistent with embodiment 1, as shown in Figure 4, but the hole wall pushing up piston rod 2 sleeve joint hole of flange 3 shown in the present embodiment is embedded with dust ring 12, and this dust ring 12 fits with the bar outer wall of piston rod 2.
Above-mentioned dust ring 12 can promote top flange 3 and the dust seal of both piston rods 2 socket place, avoids foreign material to enter hydraulic shear cylinder body equally, scratches piston rod 2 and pollute fluid.
Specific embodiment described herein is only to design of the present utility model explanation for example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (2)
1. the upper cylinder body structure of a conticaster hydraulic shear, comprise cylinder barrel (1), piston rod (2), copper sheathing and top flange (3), described top flange (3) is socketed on piston rod (2), the bore inwall that it is characterized in that described upper cylinder barrel (1) is formed with position limiting convex ring (4), described piston rod (2) runs through above-mentioned position limiting convex ring (4), and be formed with gap (5) and lower gap (6) between the bar outer wall of this piston rod (2) and the hole inwall of bore, on this, lower gap (5), (6) demarcated by position limiting convex ring (4), described piston rod (2) is socketed with combined seal ring (7), this combined seal ring (7) is positioned at above-mentioned upper gap (5), and be erected on above-mentioned position limiting convex ring (4), above-mentioned top flange (3) and above-mentioned upper gap (5) opening part fix along face, and be crimped on the top of combinations thereof sealing ring (7), described copper sheathing is split-type structural, and be made up of the first copper sheathing (8) and the second copper sheathing (9) two parts, this first copper sheathing (8) and the second copper sheathing (9) are all socketed on above-mentioned piston rod (2), and be positioned at above-mentioned lower gap (6), the first copper sheathing (8) wherein and position limiting convex ring (4) phase apical grafting, and on above-mentioned piston rod (2), be also socketed with guide ring (10), this guide ring (10) is positioned at above-mentioned lower gap (6) equally, and be located in the first copper sheathing (8) and the second copper sheathing (9) between the two, the lower flange (11) be socketed on piston rod (2) is had additional at above-mentioned lower gap (6) opening part, lower the fixing along face of this lower flange (11) and upper cylinder barrel (1), and apical grafting second copper sheathing (9) all the time.
2. the upper cylinder body structure of a kind of conticaster hydraulic shear according to claim 1, it is characterized in that being embedded with dust ring (12) on the hole wall of piston rod (2) sleeve joint hole on described top flange (3), this dust ring (12) fits with the bar outer wall of piston rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175893.3U CN204639084U (en) | 2015-03-26 | 2015-03-26 | A kind of upper cylinder body structure of conticaster hydraulic shear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520175893.3U CN204639084U (en) | 2015-03-26 | 2015-03-26 | A kind of upper cylinder body structure of conticaster hydraulic shear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204639084U true CN204639084U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520175893.3U Expired - Fee Related CN204639084U (en) | 2015-03-26 | 2015-03-26 | A kind of upper cylinder body structure of conticaster hydraulic shear |
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| CN (1) | CN204639084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508769A (en) * | 2019-09-25 | 2019-11-29 | 珠海大华新材料有限公司 | The one cold continuous casting equipment of Albatra metal vacuum water |
-
2015
- 2015-03-26 CN CN201520175893.3U patent/CN204639084U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110508769A (en) * | 2019-09-25 | 2019-11-29 | 珠海大华新材料有限公司 | The one cold continuous casting equipment of Albatra metal vacuum water |
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| 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: 20150916 Termination date: 20160326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |