CN200968779Y - No-power-off graphite electrode discharging device - Google Patents
No-power-off graphite electrode discharging device Download PDFInfo
- Publication number
- CN200968779Y CN200968779Y CNU2006201342312U CN200620134231U CN200968779Y CN 200968779 Y CN200968779 Y CN 200968779Y CN U2006201342312 U CNU2006201342312 U CN U2006201342312U CN 200620134231 U CN200620134231 U CN 200620134231U CN 200968779 Y CN200968779 Y CN 200968779Y
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- China
- Prior art keywords
- band
- type brake
- oil cylinder
- piston
- holding ring
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- Expired - Lifetime
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Abstract
The utility model provides a press device of blacklead electrodes without service interruption, which is composed of a band type brake device, a press hoisting device and a retaining ring device; wherein, the band type brake device comprises a band type brake, an oil cylinder of the band type brake and a steadier of the band type brake; wherein, the oil cylinder of the band type brake is arranged on the steadier of the band type brake, which is connected with the band type brake and further connected with an outside power bag through oil ways, the press hoisting device comprises a base and a hoisting oil cylinder which is arranged on the base and connected with an outside power bag through oil ways, the hoisting oil cylinder is further connected with the band type brake device, the retaining ring device comprises a retaining ring and a retaining oil cylinder, the retaining ring is provided with a controlling machine electrically connected with the short cable network, one side of the retaining ring is provided with a pin joint point and the other side is provided with the retaining oil cylinder which is connected with outside power bag through oil ways. The utility model has the advantages of no service interruption, automated operation, good security, effective improving of production efficiency and decreasing of labor intensity.
Description
Technical field
The utility model includes non-ferrous metal electric furnace smelting technical field, more specifically, relates to a kind of graphite electrode that do not have a power failure and presses device.
Background technology
Non-ferrous metal electric furnace smelting principle is with electric arc or the electric current of electric current by producing between electrode and furnace charge, thereby the resistance heat that produces by molten slag comes melting materials capable.Present widely used electrode has two kinds of graphite electrode and self-baking electrodes.Graphite electrode is few because of having accident, and unit are allows the big advantage of electric current passed through, and obtains comparatively general application, but spreading graphite electrode and press graphite electrode needs manually-operated.
Manually-operated at present realizes that graphite electrode presses the operation that will have a power failure, and generally is to hang graphite electrode with crane, manually unclamps the hold-down bolt that graphite electrode is controlled device, graphite electrode is transferred certain-length, and then tighten and control the device bolt, send after crane leaves.There are problems in these modes of operation, and are big such as labour intensity, dangerous big, must cut off the power supply when operation, influenced ordinary production, influenced the service efficiency of electric furnace, influence output.Therefore, developing a kind of graphite electrode that do not have a power failure and press device, is the problem that industry presses for solution.
The utility model content
Therefore, the purpose of this utility model is to provide a kind of graphite electrode that do not have a power failure to press device, automation mechanized operation, and security is good, can effectively enhance productivity, and reduces labour intensity, thus the above-mentioned shortcoming of avoiding aforementioned manually-operated to exist.
Correspondingly, the utility model provides a kind of graphite electrode that do not have a power failure to press device, and it focuses on:
This graphite electrode that do not have a power failure press device by band brake apparatus, press lowering or hoisting gear and the holding ring device is formed, wherein:
This band brake apparatus includes band-type brake, band-type brake oil cylinder and band-type brake bearing, and this band-type brake oil cylinder is arranged on this band-type brake bearing, and this band-type brake oil cylinder links to each other with this band-type brake, and links to each other by oil circuit with the power bag of outside;
This presses, and lowering or hoisting gear includes base, hoist cylinder is formed, and this hoist cylinder is installed on the base, and links to each other by oil circuit with the power bag of outside, and this hoist cylinder links to each other with this band brake apparatus;
This holding ring device includes holding ring and clamping oil cylinder, this holding ring is provided with and lacks the device of controlling of net cable electric connection, one side of this holding ring is provided with pivoting point, and opposite side is provided with this clamping oil cylinder, and this clamping oil cylinder links to each other by oil circuit with the power bag of outside.
In addition, this band-type brake oil cylinder includes band-type brake gland, band-type brake disc spring, band-type brake piston and band-type brake piston rod, this band-type brake disc spring is between this band-type brake gland and band-type brake piston, and this band-type brake piston rod one end is connected in this band-type brake piston, and the other end links to each other with this band-type brake;
This hoist cylinder includes lifting piston, band-type brake piston rod, is divided into two chambers by lifting piston, and these two chambers link to each other with the power bag of outside respectively, are connected with lifting piston rod on this lifting piston, and this lifting piston rod links to each other with this band brake apparatus;
This clamping oil cylinder includes clamp piston, clamping disc spring, clamp piston bar, and this clamp piston bar one end is connected with this clamp piston, and the other end passes this holding ring and is connected with nut, and this clamping disc spring is arranged between this clamp piston and the holding ring.
Wherein, this base is fixed on the job platform.
Shortcoming at prior art, the utility model proposes a kind of graphite electrode that do not have a power failure and press device, not exclusively unclamp after reducing pressure in operating process by the holding ring device, keep not cutting off the power supply, and at band brake apparatus, press under the cooperation of lowering or hoisting gear, realize band-type brake and holding ring cooperatively interact hold tightly/unclamp, reduce pressure/hold tightly, thereby the realization graphite electrode does not have a power failure and presses operation.The beneficial effects of the utility model are, pressing in the process of graphite electrode, need not cut off the power supply, and automation mechanized operation, security is good, can effectively enhance productivity, and reduces labour intensity.
Consulting the accompanying drawing of accompanying description the utility model embodiment, is very easily with describing the utility model afterwards in detail.It is to restriction of the present utility model that accompanying drawing can not be understood as with relevant description, and characteristics of the present utility model are limited in claims.
Description of drawings
Described with reference to accompanying drawing according to embodiment described in the utility model, wherein:
Figure 1 shows that the embodiment described in the utility model graphite electrode that do not have a power failure presses the structural representation of device when pressing graphite electrode;
Figure 2 shows that the sectional structure schematic diagram of A-A section among Fig. 1;
Figure 3 shows that the sectional structure schematic diagram of B-B section among Fig. 1;
Figure 4 shows that the sectional structure schematic diagram of C-C section among Fig. 1;
Figure 5 shows that the embodiment described in the utility model graphite electrode that do not have a power failure presses band brake apparatus in the device and presses the structure for amplifying schematic diagram of lowering or hoisting gear.
The specific embodiment
The utility model embodiment provides a kind of novel graphite electrode that do not have a power failure to press device, is illustrated in figure 1 as the embodiment described in the utility model graphite electrode that do not have a power failure and presses the structural representation of device when pressing graphite electrode; This graphite electrode that do not have a power failure press device by band brake apparatus 7, press lowering or hoisting gear 8 and holding ring device 9 is formed, wherein:
Be illustrated in figure 2 as the sectional structure schematic diagram of A-A section among Fig. 1; Be illustrated in figure 3 as the sectional structure schematic diagram of B-B section among Fig. 1; Being illustrated in figure 5 as the embodiment described in the utility model graphite electrode that do not have a power failure presses band brake apparatus in the device 7 and presses the structure for amplifying schematic diagram of lowering or hoisting gear 8.This band brake apparatus 7 includes band-type brake 71, band-type brake oil cylinder 72 and band-type brake bearing 73, and this band-type brake oil cylinder 72 is arranged on this band-type brake bearing 73, and this band-type brake oil cylinder 72 links to each other with this band-type brake 71, and links to each other by oil circuit 3 with the power bag (not shown) of outside; This band-type brake oil cylinder 72 includes band-type brake gland 721, band-type brake disc spring 722, band-type brake piston 723 and band-type brake piston rod 724, this band-type brake disc spring 722 is between this band-type brake gland 721 and band-type brake piston 723, these band-type brake piston rod 724 1 ends are connected in this band-type brake piston 723, and the other end links to each other with this band-type brake 71;
This presses, and lowering or hoisting gear 8 includes base 81, hoist cylinder 82 is formed, and this hoist cylinder 82 is installed on the base 81, and links to each other by oil circuit 1,2 with the power bag (not shown) of outside, and this hoist cylinder 82 links to each other with this band brake apparatus 7; More particularly, this hoist cylinder 82 includes lifting piston 821, band-type brake piston rod 822, be divided into two chambers 823,824 by lifting piston 821, these two chambers 823,824 link to each other with the oil circuit 2,1 of the power bag (not shown) of outside respectively, be connected with lifting piston rod 822 on this lifting piston 821, the bearing 73 of this lifting piston rod 822 and this band brake apparatus 7 links to each other;
This holding ring device 9 includes holding ring 91 and clamping oil cylinder 92, this holding ring 91 be provided with and lack that the net cable electrically connects control device 911, as Fig. 1, shown in Figure 4, controlling device 911 is provided with and lacks the splicing ear that the net cable electrically connects, one side of this holding ring 91 is provided with pivoting point 912, opposite side 913 is provided with this clamping oil cylinder 92, and this clamping oil cylinder 92 links to each other by oil circuit 4 with the power bag (not shown) of outside.This clamping oil cylinder 92 includes clamp piston 921, clamping disc spring 922, clamp piston bar 923, these clamp piston bar 923 1 ends are connected with this clamp piston 921, the other end passes this holding ring 91 and is connected with nut 93, and this clamping disc spring 922 is arranged between this clamp piston 921 and the holding ring 91.
Before pressing graphite electrode 5, graphite electrode 5 compresses graphite electrode 5 by the clamping disc spring 922 in the clamping oil cylinder on the holding ring device 9 92, and band-type brake 71 is in releasing orientation (unclamping by the clamping disc spring 922 in the clamping oil cylinder 92).
It is as follows that graphite electrode 5 presses the concrete course of work of operation:
The first step by oil circuit 1 fuel feeding, presses hoist cylinder 82 oil pockets in the lowering or hoisting gear 8 and press this, the band-type brake piston rod 822 100～200mm that rises, and 100～200mm just raises the band-type brake position;
In second step, by oil circuit 3 fuel feeding, band-type brake oil cylinder 72 is sent oil, and this band brake apparatus 7 is held graphite electrode 5 tightly;
In the 3rd step, by oil circuit 4 fuel feeding, the power of holding tightly that clamping oil cylinder 92 is sent oil, this holding ring device 9 to reduce 91 pairs of graphite electrodes 5 of holding ring is noted can not disconnecting fully this moment, should still can guarantee between holding ring 91 and the graphite electrode 5 to be what electrically connect;
The 4th step, by oil circuit 2 fuel feeding, this presses hoist cylinder 82 upper oil cavities 823 in the lowering or hoisting gear 8 by fuel feeding, and remove this and press hoist cylinder 82 lower oil cavities 824 oil pressure in the lowering or hoisting gear 8, band-type brake piston rod 822 descending 100～200mm, quite the band-type brake position and then moves down 100～200mm, removes the oil pressure of hoist cylinder 82 upper oil cavities 823 after band-type brake moves down thereupon;
In the 5th step, by the oil pressure of oil circuit 4 releasing clamping oil cylinders 92, clamping disc spring 922 is held graphite electrode 5 again tightly;
In the 6th step, the oil pressure by oil circuit 3 releasing band-type brake oil cylinders 72 unclamps band-type brake 71 by band-type brake disc spring 722.
So far finish once pressing operation, get back to the ordinary production state, not enough as if once pressing length, can repeat above-mentioned action, press again once, increase the length of graphite electrode 5 working ends.
There is a power bag in this system, passes through oil circuit 1,2,3,4 to each oil cylinder fuel feeding by the program of setting, and realizes pressing operation procedure control, automation mechanized operation.Because the 3rd step clamping oil cylinder 92 is removed the power of holding tightly of 91 pairs of graphite electrodes 5 of holding ring, just decompression is not to want holding ring 91 to leave graphite electrode 5 fully.Therefore, do not need power failure can realize not having a power failure and press graphite electrode.
Below all be for an electrode, if in the electric furnace many electrodes are arranged, then each electrode can be respectively can independent operation, but operation simultaneously.
The beneficial effects of the utility model are in the Electrode Fluctuation process, need not cut off the power supply automation Operation, security is good, and energy Effective Raise production efficiency reduces labour intensity.
The utility model described herein is easy to produce in specifically described content basis Change, revise and/or replenish, be understandable that all these variations, correction and/or additional All be included in the spirit and scope of foregoing description of the present utility model.
Claims (3)
1, a kind of graphite electrode that do not have a power failure presses device, it is characterized in that:
This graphite electrode that do not have a power failure press device by band brake apparatus, press lowering or hoisting gear and the holding ring device is formed, wherein:
This band brake apparatus includes band-type brake, band-type brake oil cylinder and band-type brake bearing, and this band-type brake oil cylinder is arranged on this band-type brake bearing, and this band-type brake oil cylinder links to each other with this band-type brake, and links to each other by oil circuit with the power bag of outside;
This presses, and lowering or hoisting gear includes base, hoist cylinder is formed, and this hoist cylinder is installed on the base, and links to each other by oil circuit with the power bag of outside, and this hoist cylinder links to each other with this band brake apparatus;
This holding ring device includes holding ring and clamping oil cylinder, this holding ring is provided with and lacks the device of controlling of net cable electric connection, one side of this holding ring is provided with pivoting point, and opposite side is provided with this clamping oil cylinder, and this clamping oil cylinder links to each other by oil circuit with the power bag of outside.
2, a kind of graphite electrode that do not have a power failure as claimed in claim 1 presses device, it is characterized in that:
This band-type brake oil cylinder includes band-type brake gland, band-type brake disc spring, band-type brake piston and band-type brake piston rod, and this band-type brake disc spring is between this band-type brake gland and band-type brake piston, and this band-type brake piston rod one end is connected in this band-type brake piston, and the other end links to each other with this band-type brake;
This hoist cylinder includes lifting piston, band-type brake piston rod, is divided into two chambers by lifting piston, and these two chambers link to each other with the power bag of outside respectively, are connected with lifting piston rod on this lifting piston, and this lifting piston rod links to each other with this band brake apparatus;
This clamping oil cylinder includes clamp piston, clamping disc spring, clamp piston bar, and this clamp piston bar one end is connected with this clamp piston, and the other end passes this holding ring and is connected with nut, and this clamping disc spring is arranged between this clamp piston and the holding ring.
3, the graphite electrode that do not have a power failure as claimed in claim 1 presses device, and wherein, this base is fixed on the job platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201342312U CN200968779Y (en) | 2006-11-01 | 2006-11-01 | No-power-off graphite electrode discharging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201342312U CN200968779Y (en) | 2006-11-01 | 2006-11-01 | No-power-off graphite electrode discharging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200968779Y true CN200968779Y (en) | 2007-10-31 |
Family
ID=38968350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201342312U Expired - Lifetime CN200968779Y (en) | 2006-11-01 | 2006-11-01 | No-power-off graphite electrode discharging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200968779Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101769685B (en) * | 2008-12-30 | 2012-06-06 | 中国恩菲工程技术有限公司 | Electrode device |
| CN102439388B (en) * | 2009-03-31 | 2013-11-06 | 美铝公司 | Electrode holder assembly and furnace comprising same |
-
2006
- 2006-11-01 CN CNU2006201342312U patent/CN200968779Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101769685B (en) * | 2008-12-30 | 2012-06-06 | 中国恩菲工程技术有限公司 | Electrode device |
| CN102439388B (en) * | 2009-03-31 | 2013-11-06 | 美铝公司 | Electrode holder assembly and furnace comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20071031 |
|
| EXPY | Termination of patent right or utility model |