CN203674008U - Shielding barrel rolling and flanging tool used in ceramic shell of vacuum arc extinguishing chamber - Google Patents
Shielding barrel rolling and flanging tool used in ceramic shell of vacuum arc extinguishing chamber Download PDFInfo
- Publication number
- CN203674008U CN203674008U CN201420065502.8U CN201420065502U CN203674008U CN 203674008 U CN203674008 U CN 203674008U CN 201420065502 U CN201420065502 U CN 201420065502U CN 203674008 U CN203674008 U CN 203674008U
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- holder
- section
- roller
- flanging tool
- vacuum arc
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Abstract
The utility model provides a shielding barrel rolling and flanging tool used in a ceramic shell of a vacuum arc extinguishing chamber. The shielding barrel rolling and flanging tool comprises a fixing base and rollers, wherein each roller comprises a truncated cone section at the lower part, a cylinder section at the middle part and a connecting section at the upper part; the small end of the truncated cone section faces downward, the cylinder section is arranged on the large end, the radius of the cylinder section is greater than the radius of the truncated cone section, the connecting section is arranged on the cylinder section, axes of the truncated cone section, the cylinder section and the connecting section are overlapped with the axis of each roller, the connecting section is connected with the fixing base through a bearing, and the cylinder section of each roller is arranged below the fixing base; and the fixing base is a body of revolution, the axis of the fixing base is parallel to the axes of the rollers, the number of the rollers is three, and the rollers are evenly distributed on the same periphery by taking the axis of the fixing base as the circle center. The shielding barrel rolling and flanging tool is simple in structure, convenient in operation and safe and reliable in application, is not prone to damage the ceramic shell when flanging, can flange the shielding barrel smoothly in the narrow space inside the ceramic shell, and ensures the surface smoothness and overturning angle of the flange.
Description
Technical field
The utility model relates to a kind of flanging tool, especially relates to a kind of vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool.
Background technology
Vacuum interrupter shielding cylinder needs to fix in porcelain shell, and general fixed form has welding and mechanical pressing, need to be by shielding cylinder port section flange when mechanical pressing, and flange can adopt mould extruding flange or roller rotating flanging.When existing mould carries out flange, flange power is larger, easily pressure break porcelain shell; When roller flange, be difficult to guarantee the angle of the smooth of flange and upset.
Utility model content
The utility model aims to provide a kind of vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool, and its easy damaged porcelain shell not in the time of flange can be smoothly by shielding cylinder flange in the inner narrow space of porcelain shell, and guarantees the angle of the smooth of flange surface and upset.
The technical solution of the utility model is a kind of vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool, comprises holder and roller, and described roller comprises: truncated cones section, the cylindrical section at middle part and the linkage section on top of bottom; Described truncated cones section small end is downward, large end top is cylindrical section, the radius of described cylindrical section is greater than the radius of truncated cones section, cylindrical section top is linkage section, the axis of truncated cones section, cylindrical section, linkage section and the dead in line of roller, linkage section is connected with holder by bearing, and the cylindrical section of roller is positioned at holder below; Described holder is revolving body, holder axis and roller shaft line parallel, and the quantity of roller is 3, distributes along the same even circumferential take holder axis as the center of circle.
Preferably, described bearing is inlaid in holder.
Preferably, the joint portion arc transition of the truncated cones section of described roller, cylindrical section.
Preferably, also comprise connecting portion, holder is connected by pin with connecting portion, pin is horizontally through connecting portion and closely cooperates with connecting portion, the both ends of pin and holder endoporus matched in clearance, the contact-making surface of connecting portion bottom surface and holder is sphere, described connecting portion top is taper shank, the axis of described taper shank and the dead in line of holder, the top of connecting portion is higher than holder end face.
Preferably, the rotating shaft that the linkage section of described roller is roller.
Preferably, described holder lateral surface is jagged, and the described rotating shaft other end is connected with blocking double nut, and blocking double nut is positioned at this breach.
Preferably, also comprise clamping part, described clamping part comprises support claw, and support claw is positioned at holder below, and support claw outer surface is provided with cannelure.
The utility model is simple in structure, easy and simple to handle, safe and reliable, and its easy damaged porcelain shell not in the time of flange can be smoothly by shielding cylinder flange in the inner narrow space of porcelain shell, and guarantees the angle of the smooth of flange surface and upset.
Accompanying drawing explanation
Fig. 1 is structural representation when roller is worked in prior art;
Fig. 2 is the utility model holder and roller structure front view;
Fig. 3 is the local amplification view at the utility model holder and connecting portion place;
Structural representation when Fig. 4 is the utility model work;
Fig. 5 is the structural representation of workpiece after the utility model roll extrusion flange;
In figure: 1-holder, 2-connecting portion, 3-roller, 4-rotating shaft, 5-bearing, 6-blocking double nut, 7-cannelure, 8-support claw, 9-movable jaw, 10-chuck, 11-shielding cylinder, 12-snap ring, 13-porcelain shell.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, while utilizing roller flange in prior art, only rely on a pair of rollers shielding cylinder 11 to carry out flange, when flange, be difficult to guarantee the angle of the smooth of flange and upset.
As shown in Figures 2 to 5, the utility model discloses a kind of vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool, comprise holder 1 and roller 3, described roller 3 comprises: truncated cones section, the cylindrical section at middle part and the linkage section on top of bottom; Described truncated cones section small end is downward, large end top is cylindrical section, the radius of described cylindrical section is greater than the radius of truncated cones section, cylindrical section top is linkage section, the dead in line of the axis of truncated cones section, cylindrical section, linkage section and roller 3, linkage section is connected with holder 1 by bearing 5, and the cylindrical section of roller 3 is positioned at holder 1 below; Described holder 1 is revolving body, and holder 1 axis is parallel with roller 3 axis, and the quantity of roller 3 is 3, distributes along the same even circumferential take holder 1 axis as the center of circle.
Preferably, bearing 5 is inlaid in holder 1.
Preferably, the joint portion arc transition of the truncated cones section of roller 3, cylindrical section.
Preferably, also comprise connecting portion 2, holder 1 is connected by pin 14 with connecting portion 2, pin 14 is horizontally through connecting portion 2 and closely cooperates with connecting portion 2, the both ends of pin 14 and holder 1 endoporus matched in clearance, the contact-making surface of connecting portion 2 bottom surfaces and holder 1 is sphere, described connecting portion 2 tops are taper shank, the dead in line of the axis of described taper shank and holder 1, the top of connecting portion 2 is higher than holder 1 end face.Holder 1 is realized Floating connection with connecting portion 2, and the sphere of contact can automatic capturing.
Preferably, the linkage section of roller 3 is the rotating shaft 4 of roller 3.
Preferably, holder 1 lateral surface is jagged, and described rotating shaft 4 other ends are connected with blocking double nut 6, and blocking double nut 6 is positioned at this breach.
Preferably; also comprise clamping part; described clamping part comprises support claw 8; support claw 8 is positioned at holder 1 below, and support claw 8 outer surfaces are provided with cannelure 7, and shielding cylinder 11 lower port contact with cannelure 7 shaft shoulders; support claw 8 is fixed on the movable jaw 9 of chuck 10; can effectively clamp shielding cylinder 11, axial location shielding cylinder 11 in turn-up process, protects porcelain shell 13 better simultaneously.
When use, support claw 8 is fixed on the movable jaw 9 of chuck 10, regulate the radial distance of support claw 8, stretch into and clamp shielding cylinder 11 from shielding cylinder 11 lower port inside, shielding cylinder 11 lower port are contacted with cannelure 7 shaft shoulders, shielding cylinder 11 is packed in porcelain shell 13 from bottom, and pack snap ring 12 into from porcelain shell 13 tops, make snap ring 12 be set in shielding cylinder 11 upper port outsides, snap ring 12 and porcelain shell 13 inwall step place axial location; The taper shank at holder 1 top is connected on apparatus for rotating (as drilling machine), holder 1 is around self axis rotation, roller 3 is around holder 1 axis rotation simultaneously, contact shielding cylinder 11 upper port with roller 3, roller 3, due to the effect of rotating shaft 4 and bearing 5, can, around self axis rotation, expand outwardly after the lateral surface of shielding cylinder 11 upper port contact rollers 3, and further upset under the effect of roller 3 rear ends, finally in rotary course, guarantee the smooth of shielding cylinder 11 flange surfaces.
Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (7)
1. a vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool, is characterized in that: comprise holder (1) and roller (3), described roller (3) comprising: truncated cones section, the cylindrical section at middle part and the linkage section on top of bottom; Described truncated cones section small end is downward, large end top is cylindrical section, the radius of described cylindrical section is greater than the radius of truncated cones section, cylindrical section top is linkage section, the dead in line of the axis of truncated cones section, cylindrical section, linkage section and roller (3), linkage section is connected with holder (1) by bearing (5), and the cylindrical section of roller (3) is positioned at holder (1) below; Described holder (1) is revolving body, and holder (1) axis is parallel with roller (3) axis, and the quantity of roller (3) is 3, distributes along the same even circumferential take holder (1) axis as the center of circle.
2. vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool according to claim 1, is characterized in that: described bearing (5) is inlaid in holder (1).
3. vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool according to claim 1, is characterized in that: the truncated cones section of described roller (3), the joint portion arc transition of cylindrical section.
4. vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool according to claim 1, it is characterized in that: also comprise connecting portion (2), holder (1) is connected by pin (14) with connecting portion (2), pin (14) is horizontally through connecting portion (2) and closely cooperates with connecting portion (2), the both ends of pin (14) and holder (1) endoporus matched in clearance, the contact-making surface of connecting portion (2) bottom surface and holder (1) is sphere, described connecting portion (2) top is taper shank, the dead in line of the axis of described taper shank and holder (1), the top of connecting portion (2) is higher than holder (1) end face.
5. vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool according to claim 1, is characterized in that: the linkage section of described roller (3) is the rotating shaft (4) of roller (3).
6. vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool according to claim 5, it is characterized in that: described holder (1) lateral surface is jagged, described rotating shaft (4) other end is connected with blocking double nut (6), and blocking double nut (6) is positioned at this breach.
7. vacuum arc-extinction porcelain shell inner shield cylinder roll extrusion flanging tool according to claim 1, it is characterized in that: also comprise clamping part, described clamping part comprises support claw (8), and support claw (8) is positioned at holder (1) below, and support claw (8) outer surface is provided with cannelure (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420065502.8U CN203674008U (en) | 2014-02-14 | 2014-02-14 | Shielding barrel rolling and flanging tool used in ceramic shell of vacuum arc extinguishing chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420065502.8U CN203674008U (en) | 2014-02-14 | 2014-02-14 | Shielding barrel rolling and flanging tool used in ceramic shell of vacuum arc extinguishing chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203674008U true CN203674008U (en) | 2014-06-25 |
Family
ID=50970275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420065502.8U Expired - Fee Related CN203674008U (en) | 2014-02-14 | 2014-02-14 | Shielding barrel rolling and flanging tool used in ceramic shell of vacuum arc extinguishing chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203674008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353745A (en) * | 2014-11-14 | 2015-02-18 | 湖北大禹汉光真空电器有限公司 | Spinning and edge rolling process device for vacuum arc extinguishing chamber |
-
2014
- 2014-02-14 CN CN201420065502.8U patent/CN203674008U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104353745A (en) * | 2014-11-14 | 2015-02-18 | 湖北大禹汉光真空电器有限公司 | Spinning and edge rolling process device for vacuum arc extinguishing chamber |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20220214 |