CN201900303U - On-line repair equipment - Google Patents
On-line repair equipment Download PDFInfo
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- CN201900303U CN201900303U CN2010206864796U CN201020686479U CN201900303U CN 201900303 U CN201900303 U CN 201900303U CN 2010206864796 U CN2010206864796 U CN 2010206864796U CN 201020686479 U CN201020686479 U CN 201020686479U CN 201900303 U CN201900303 U CN 201900303U
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- prosthetic appliance
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- online prosthetic
- knife rest
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Abstract
The utility model discloses on-line repair equipment, which comprises a sliding table, a sliding seat, a bent plate and a milling cutter device, wherein the sliding table comprises a lead screw; the sliding seat is mounted on the sliding table and drive by the lead screw to slide on the sliding table; the bent plate comprises a first installation part and a second installation part forming a preset angle with the first installation part, and the first installation part is detachably installed on the sliding seat; and the milling cutter device is detachably mounted on the sliding seat through the second installation part, so as to slide on the sliding table along with the sliding seat. According to the on-line repair equipment provided by the utility model, the sealing surface of a flange and the like does not require to be welded after being repaired.
Description
Technical field
The utility model relates to a kind of online prosthetic appliance, specifically, relates to a kind of online prosthetic appliance that can carry out online reparation to the various sealing surfaces on the blast furnace.
Background technology
At present, Chinese large-sized steel plant spread all over the country, and blast furnace equipment from small to large, and is complete in specifications.Blast-furnace equipment requires very strict to air-tightness, each sealing surfaces quality all will guarantee in strict conformity with designing requirement.The distributor chute access door is sealing position important on the blast-furnace equipment.Fig. 1 shows the example of the distributor chute access door 110 on the blast furnace 100 that is connected blast furnace, and Fig. 2 A is the diagrammatic sketch that the flange of distributor chute access door is shown, and Fig. 2 B is the amplification view along the B-B line intercepting of Fig. 2 A.As shown in Figure 1, distributor chute access door 110 comprises: flange 111, be welded on the cylindrical shell 114, and cylindrical shell 114 is welded on the blast furnace 100; Blind flange 112 is connected on the flange 111 by securing member (for example bolt 113).Has the layer of metal sealing gasket between the sealing surfaces 1110 of flange 111 and the surface of blind flange 112, to be used to seal blast furnace gas.
When being installed to distributor chute access door 110 on the blast furnace 100, because the cylindrical shell 114 that is connected with flange 111 is welded on the blast furnace 100, so the welding stress that produces in welding process can make the sealing surfaces 1110 of flange 111 and the surface of blind flange 112 deform, thereby poorly sealed phenomenon occurs.In addition, even installation qualification, because distributor chute access door 110 operating temperature height, after use a period of time, sealing surfaces can occur distortion equally and stick up partially, thereby influences sealing effectiveness.Here it is, and at present a lot of blast-furnace equipments must be repaired the reason of the sealing surfaces 1110 of distributor chute access door 110 between turn(a)round at damping down.
At present, the method for the distortion of the sealing surfaces 1110 of the flange 111 of the reparation distributor chute access door 110 that generally adopts has following three kinds:
The first, adopt the middle method that installs one deck steel pad additional to repair, this gasket shape is consistent with the sealing surfaces 1110 of flange 111 with size, adds one deck encapsulant above the pad again, attaches together with blind flange 112 and guarantees sealing.
The second, gas cutting is severed flange 111 is connected to cylindrical shell 114 on the blast furnace 100, delivers the sealing surfaces 1110 of the flange 111 that the machining repair in shop is out of shape again, reinstalls then, cylindrical shell 114 and blast furnace 100 are welded.
Three, change material, replace the rivet welding connection member, reduce welding deformation and high temperature deformation with steel-casting.
All there is unavoidable problem in above-mentioned three kinds of methods, method at first kind of shimming, because the distortion of the sealing surfaces 1110 of the flange 111 of distributor chute access door 110 and sticking up is partially eliminated, so the gap between the sealing surfaces 1110 of flange 111 and the surface of blind flange 112 still size is uneven, installing pad and encapsulant additional is a kind of means that reduce to be out of shape, and can't eliminate welding or high temperature deformation at all.It is not thorough to occur reparation easily, the very fast phenomenon of gas leakage again after perhaps repairing, and maintenance in this way, quality can not get guaranteeing that blast furnace also can overhaul because of the bad frequent damping down of air-tightness, influence is produced.Remove at second kind of gas cutting and to carry out the method that machined is again welded then with the sealing surfaces 1110 of repairing flange 111, because the cylindrical shell 114 that still needs after the machined to be connected with flange 111 welds with blast furnace 100 again, the welding stress that produces in welding process can cause the sealing surfaces 1110 of flange 111 to reappear distortion sticking up partially, still the flatness of sealing surfaces 1110 can not be guaranteed, thereby sealing effectiveness can not be guaranteed.Moreover, because the size of distributor chute access door 110 is generally very big, thus after gas cutting is removed, process, and then welding makes the expense costliness, and also repairing efficiency is long.Change the method for material at the third, because this foundry goods is a thin-wall part, casting section thickness is thin, and size is long, casts the bubble-tight defectives of influence such as easy as rolling off a log formation pore, sand holes, slag inclusion.Though distortion can reduce, the design feature that THE STRUCTURE OF CASTINGS is loose, elongated thin-wall part forms defective easily causes air-tightness more can not guarantee.
The utility model content
In order to solve the problems referred to above that prior art exists, a kind of online prosthetic appliance is proposed, according to online prosthetic appliance of the present utility model, after the sealing surfaces of flange etc. repaired, do not need welding.
According to the utility model, a kind of online prosthetic appliance is provided, this online prosthetic appliance comprises: slide unit comprises leading screw; Slide is installed on the slide unit, slides on slide unit by the driving of leading screw; Bent plate comprises the first installation part and is second mounting portion of predetermined angular with the first installation part that the first installation part is releasably attached on the slide; Milling cutter device is removably mounted on the slide by second mounting portion, thereby milling cutter device is slided on slide unit with slide.
According to the utility model, it is tabular that the first installation part and second mounting portion all can be, and the first installation part can be vertical with second mounting portion.
According to the utility model, milling cutter device can comprise: knife rest is installed on second mounting portion; Milling head is installed on the knife rest; Milling cutter is installed to the lower end of milling head.
According to the utility model, knife rest can comprise: tool-slide, be installed on second mounting portion, and comprise the knife rest leading screw; Sliding carriage is installed on the tool-slide, slides on tool-slide by the driving of knife rest leading screw.
According to the utility model, knife rest also can comprise the knife rest handle, drives the knife rest leading screw by manual drives knife rest handle.
According to the utility model, milling head can be installed on the sliding carriage, and slides on tool-slide by the driving of knife rest leading screw with sliding carriage.
According to the utility model, online prosthetic appliance also can comprise the motor that is used to drive milling cutter device.
According to the utility model, online prosthetic appliance also can comprise belt driver, by belt driver with the transmission of power of motor to milling head, wherein, belt driver comprises belt pulley and belt.
According to the utility model, on motor, can be provided with frequency converter.
According to the utility model, described frequency converter can be a variable-frequency governor, and this variable-frequency governor is regulated rotating speed of motor by the mode of frequency conversion voltage adjusting.
According to the utility model, online prosthetic appliance also can comprise motor cabinet, and motor cabinet is connected to milling head, and motor is installed on the motor cabinet.
According to the utility model, online prosthetic appliance also can comprise the gearbox that is used to drive leading screw.
According to the utility model, online prosthetic appliance also can comprise fastener, so that online prosthetic appliance is fixed on the parts to be repaired.
According to the utility model, slide can comprise along glide direction and be formed on dovetail groove on its upper surface, by securing member being installed in the dovetail groove and the first installation part is installed on the slide.
According to the utility model, knife rest can be installed on second mounting portion by securing member.
According to the utility model, the first installation part and second mounting portion can form.
According to online prosthetic appliance of the present utility model, do not need flange components to be repaired (comprising flange and cylindrical shell) cut off and deliver machining factory and repair with sealing surfaces to flange, but directly in the erecting bed sealing surfaces to flange repair, so, there is following advantage according to online prosthetic appliance of the present utility model: the first, the sealing surfaces of repairing through this online prosthetic appliance, surface roughness is good, the precision height, attach together the back good sealing effect, service time is long; The second, remediation efficiency height, weak point consuming time can reduce blast furnace staying downtime; Three, mobility is good, is applicable to the reparation of the sealing surfaces of various models on the blast furnace, various sizes flange; Four, low with respect to traditional restorative procedure expense, be a kind of effective ways of sealing surfaces of the online reparation blast furnace flange that is worthy to be popularized.
Description of drawings
By the description of embodiment being carried out below in conjunction with accompanying drawing, these and/or other aspect of the present utility model and advantage will become clear and be easier to and understand, wherein:
Fig. 1 shows the example of the distributor chute access door on the blast furnace that is connected blast furnace;
Fig. 2 A is the diagrammatic sketch that the flange of distributor chute access door is shown;
Fig. 2 B is the cutaway view along the B-B line intercepting of Fig. 2 A;
Fig. 3 is the partial sectional view that illustrates according to online prosthetic appliance of the present utility model;
Fig. 4 is the vertical view that illustrates according to online prosthetic appliance of the present utility model;
Fig. 5 to Fig. 8 illustrates the diagrammatic sketch of processing technology of sealing surfaces of repairing the flange of distributor chute access door according to online prosthetic appliance of the present utility model.
The specific embodiment
Now embodiment of the present utility model is described in detail, its example shown in the accompanying drawings, wherein, identical label is represented same parts all the time.Below with reference to the accompanying drawings embodiment is described to explain the utility model.
Fig. 3 is the front view that illustrates according to online prosthetic appliance 200 of the present utility model, and Fig. 4 is the vertical view that illustrates according to online prosthetic appliance 200 of the present utility model.As shown in Figure 3 and Figure 4, comprise according to online prosthetic appliance 200 of the present utility model: slide unit 201, roughly be cuboid, comprise along the length direction of slide unit 201 leading screw that extends and the gearbox 212 that is used to drive leading screw that is arranged on slide unit 201 1 ends; Slide 202, roughly be cuboid, be installed on the slide unit 201, and comprise a plurality of dovetail grooves that on the upper surface of slide 202, form along the glide direction of slide 202, with arranged at predetermined intervals, described slide 202 slides on slide unit 201 along the leading screw that is connected to gearbox 212 described a plurality of dovetail groove along the direction vertical with 202 glide direction of slide; Bent plate 203, comprise the first installation part 2031 and second mounting portion 2032, the first installation part 2031 by the dovetail groove that securing member (for example bolt 205) is installed to slide 202 with bent plate 203 is releasably attached on the slide 202, alternatively, the first installation part 2031 and second mounting portion 2032 can form; Knife rest 204 is releasably attached to by securing member (for example, screw) on second mounting portion 2032 of bent plate 203; Milling head 206 is installed to knife rest 204; Milling cutter 207 is installed to the lower end of milling head 206; Motor cabinet 208 is used to install motor; Motor 209 is used to drive the belt pulley 210 that is connected to it, and then drives milling head 206 and milling cutter 207.Though in the utility model, slide unit 201 and slide 202 are shown as cuboid, the utility model is not limited thereto, and as required, the shape of slide unit and slide can change.
Following with reference to Fig. 3 and Fig. 4, describe concrete structure in detail according to each building block of online prosthetic appliance 200 of the present utility model.
According to the utility model, owing to online prosthetic appliance 200 need be installed on for example distributor chute access door 110 to be repaired, so should select slide unit 201 in light weight, easy lifting.In addition, slide unit 201 is unsuitable oversize, if slide unit 201 is oversize, then the weight of slide unit 201 can corresponding increase, and the pressure that makes the sealing surfaces 1110 of flange 111 be subjected to increases, thereby can cause blast furnace 100 distortion.When carrying out online reparation, need at a slow speed or the middling speed feed, quick empty cutter returns, and therefore, the gearbox of slide unit 201 need be provided with three gears: at a slow speed, middling speed, fast.For example, be at a slow speed: 0～500mm/m, middling speed is: 500～1500mm/m is: 1500～4000mm/m fast.
According to the utility model, gearbox 212 outputs power on the leading screw that is connected with gearbox 212, makes slide 202 slide on slide unit 201 along leading screw under the driving of gearbox 212, thereby rotatablely moving of leading screw is converted to the rectilinear motion of slide 202.Specifically, on slide 202, be formed with groove, be formed with on the slide unit 201 with slide 202 on the track of groove fit, thereby slide 202 can move on slide unit 201.
According to the utility model, bent plate 203 is connected to slide 202 with knife rest 204.Specifically, bent plate 203 comprises the first installation part 2031 and second mounting portion 2032 that is tabular respectively, in the present embodiment, the first installation part 2031 is vertical mutually with second mounting portion 2032, yet, the utility model is not limited thereto, and as required, the first installation part 2031 can be not vertical mutually with second mounting portion 2032.
According to the utility model, knife rest 204 can comprise knife rest leading screw 2041, cuboid tool-slide 2042 and cuboid sliding carriage 2043.Knife rest 204 is used to control the feeding of milling head 206 along the y direction, and therefore, the gap between the screw of knife rest 204 and the knife rest leading screw 2041 is a main control parameters.If excesssive gap, then the surface roughness of surface to be machined can exceed standard; If the gap is too small, then influence the two service life of screw of knife rest leading screw 2041 and knife rest 204.Above-mentioned gap width is in 0.001mm to 0.01mm scope, and preferably, gap width is 0.005mm, in order to guarantee above-mentioned crack value, need select micron order trapezoidal threaded lead screw or ball-screw for use.Yet the utility model is not limited thereto, and as required, the gap can be arranged to other suitable values, thereby according to the gap width that is provided with, selects suitable leading screw.Though tool-slide 2042 of the present utility model and sliding carriage 2043 are cuboid, the utility model is not limited thereto, and as required, the shape of tool-slide and sliding carriage can change.
According to the utility model, can be according to sealing surfaces to be repaired 1110, for example, the size of the sealing surfaces 1110 of the flange of distributor chute access door is selected the milling head 206 and the milling cutter 207 of suitable shape and specification.
According to the utility model, a side of motor cabinet 208 is connected to milling head 206 by securing member (for example, screw), and motor 209 is connected to the opposite side of motor cabinet 208 by securing member (for example, screw).In the utility model, motor adopts common asynchronous moter, and frequency converter (for example, variable-frequency governor) is installed on this asynchronous machine, utilizes the frequency conversion voltage adjusting mode to control the motor output speed.Preferably, frequency converter can be controlled at the output speed of asynchronous machine 5～1400r/min (if the motor rated revolution that adopts is 1400r/min).Yet the utility model is not limited thereto, and as required, frequency converter can be controlled at the output speed of asynchronous machine other suitable scopes.In the utility model, the output shaft of motor 209 is connected to belt pulley 210, by belt (for example, the V-belt) 211 with the transmission of power of motor 209 output to the belt pulley that is connected to milling head 206, promptly, motor 209 is given milling head 206 with transmission of power, thereby drives the milling cutter 207 that is connected to milling head 206.Though the utility model shows by motor, belt pulley, belt milling cutter is driven, the utility model is not limited thereto.As required, can select other drive units that milling head is driven.
Also comprise the fastener (not shown) according to online prosthetic appliance 200 of the present utility model, this fastener is used for online prosthetic appliance 200 is fixed on the parts to be processed, for example, is fixed on the flange 111 of the present utility model.In the utility model, for repair blast furnace (flange 111 of) distributor chute access door 110 for example, the 3200m3 blast furnace, fastener comprises bolt and pressing plate, an end of bolt is welded on the surface of body of heater 100, pressing plate passes shank of bolt, pushes down online equipment.In order to prevent that online prosthetic appliance 200 from gliding, hold online prosthetic appliance 200 with the steel wire rope of jack, the other end of jack hangs on the blast furnace 100.So that online prosthetic appliance 200 is fixed on the flange to be processed 111.
Fig. 5 to Fig. 8 illustrates the diagrammatic sketch of processing technology of sealing surfaces 1110 of repairing the flange of distributor chute access door according to online prosthetic appliance of the present utility model.
Below, with reference to the processing technology of Fig. 5 to Fig. 8 description according to the sealing surfaces 1110 of the flange 111 of online prosthetic appliance reparation distributor chute access door 110 of the present utility model.
Fig. 5 illustrates according to online prosthetic appliance 200 of the present utility model to repair the diagrammatic sketch on the first long limit of flange 111.As shown in Figure 5, in the time of on two minor faces that the slide unit 201 of online prosthetic appliance 200 are fixed on flange 111 by aforesaid fastener, deformation extent according to the long limit of flange 111, select the contour parallels of proper height that online prosthetic appliance 200 is fixed according to the distortion situation, can add suitable pad as required.According to the distortion situation on a long limit of flange 111, determine the depth of cut, carry out online reparation.
Fig. 6 illustrates according to online prosthetic appliance 200 of the present utility model to repair the diagrammatic sketch on the second long limit of flange 111.The bent plate 203 (being fixed with knife rest 204, milling head 206, milling cutter 207, motor 209 etc. on bent plate 203) of online prosthetic appliance 200 is pulled down, turn round and be installed to the opposite side of slide after 180 °, to repair the second long limit of flange 111, growing the limit with manufactured first during measurement is benchmark, detects the contour of the first long limit and the second long limit with leveling ruler.
Fig. 7 illustrates the diagrammatic sketch of repairing first minor face of flange 111 according to online prosthetic appliance 200 of the present utility model.Online prosthetic appliance 200 integral body are turned round to be fixed on two long limits of flange 111 by the slide unit 201 of aforesaid fastener with online prosthetic appliance 200 after 90 °, is that datum level uses this online prosthetic appliance 200 of contour parallels clamping and is fixed with manufactured two long limits.Then, repair first minor face, make its repair to long limit coplane.
Fig. 8 illustrates the diagrammatic sketch of repairing second minor face of flange 111 according to online prosthetic appliance 200 of the present utility model.Online prosthetic appliance 200 integral body are turned round to be fixed on two long limits of flange 111 by the slide unit 201 of aforesaid fastener with online prosthetic appliance 200 after 180 °, is that datum level uses this online prosthetic appliance 200 of contour parallels clamping and is fixed with two long limits that process.Then, repair second minor face, make itself and long limit coplane.
With the reparation of the sealing surfaces 1110 of the flange 111 of the distributor chute access door 110 of 3200m3 blast furnace is that example illustrates that utilization repairs it according to online prosthetic appliance 200 of the present utility model and utilize traditional restorative procedure (gas cutting is severed cylindrical shell 114, deliver the flange face 111 that the machining repair in shop is out of shape again, reinstall then, cylindrical shell 114 and blast furnace 100 are welded) to its comparative result of repairing.
Shown in Fig. 2 A and Fig. 2 B, for example, each parameter L 1 of flange 111 is 8100mm, and L2 is 8000mm, and K1 is 4100mm, and K2 is 4000mm, and width is 140mm.Requiring its flatness is 0.2mm/m, is no more than 2.5mm on the total length, and the requirement of the unevenness between each surface up and down is less than 2mm.
After the sealing surfaces 1110 of above-mentioned flange 111 being repaired according to traditional restorative procedure, promptly, gas cutting is severed flange 111 is connected to cylindrical shell 114 on the blast furnace 100, delivers the flange face 111 that the machining repair in shop is out of shape again, reinstalls then, cylindrical shell 114 and blast furnace 100 are welded, find after testing, the flatness of sealing surfaces 1110 is 8mm on 8000mm length, and 4000mm is last to be 5mm, seriously overproof, lose sealability.
Yet after utilizing online prosthetic appliance 200 reparations of the present utility model, after testing, the whole unevenness of sealing surfaces 1110 satisfies the design accuracy requirement fully less than 1mm, has guaranteed sealing effectiveness, and respond well, does not have leakage phenomenon.
According to online prosthetic appliance of the present utility model because the main spindle box in the needs tradition boring and milling unit equipment not, so cheap.
Specifically, traditional boring and milling unit equipment comprises slide unit, slide, unit head part.The unit head part is installed in (slide can slide) on the slide with pressing plate on slide unit, unit head comprises motor, casing, gear, main shaft etc.The power of motor passes to main shaft by gear drive, and milling cutter is installed on the main shaft.Definite mode of the rotating speed of milling cutter is: motor is given gear mechanism with transmission of power, and the transmission by gear mechanism passes to main shaft with the rotating speed of different stage, further passes to milling cutter.
Yet, comprise slide unit, slide and actuating unit part according to online prosthetic appliance of the present utility model.Actuating unit partly comprises bent plate, knife rest, milling head, milling cutter, motor, motor cabinet, belt pulley and belt etc.The connected mode of actuating unit part is that the first installation part of bent plate is installed in (slide can slide) on the slide with securing member on slide unit, knife rest is installed on second mounting portion of bent plate, milling head is installed on the knife rest, the power of the motor of band frequency converter timing system passes to milling head by belt transmission, and milling cutter is installed on the milling head.Definite mode of the rotating speed of milling cutter is: motor is given belt pulley with transmission of power, and belt pulley drives milling head by belt and rotates synchronously, rotates thereby drive the milling cutter that is contained on the milling head.Because motor has adopted frequency converter, so can allow motor export various rotating speeds by the frequency conversion voltage adjusting mode.Therefore, milling cutter can obtain various rotating speeds.
According to online prosthetic appliance of the present utility model, after the sealing surfaces of flange etc. repaired, do not need welding, directly blind flange and sealing gasket are installed on the flange and get final product.That is to say, according to the utility model, do not need flange components to be repaired (comprising flange and cylindrical shell) cut off and deliver machining factory and repair with sealing surfaces to flange, but directly in the erecting bed sealing surfaces to flange repair, so, have following advantage according to online prosthetic appliance of the present utility model: the first, the sealing surfaces of repairing through this online prosthetic appliance, surface roughness is good, the precision height attaches together the back good sealing effect, and service time is long; The second, remediation efficiency height, weak point consuming time can reduce blast furnace staying downtime; Three, mobility is good, is applicable to the reparation of the sealing surfaces of various models on the blast furnace, various sizes flange; Four, low with respect to traditional restorative procedure expense, be a kind of effective ways of sealing surfaces of the online reparation blast furnace flange that is worthy to be popularized.
Though represented and described embodiment more of the present utility model, but those skilled in the art should understand that, under the situation that does not break away from the principle of the present utility model that limits its scope by claim and equivalent thereof and spirit, can make amendment to these embodiment.
Claims (16)
1. an online prosthetic appliance is characterized in that, comprising:
Slide unit comprises leading screw;
Slide is installed on the slide unit, slides on slide unit by the driving of leading screw;
Bent plate comprises the first installation part and is second mounting portion of predetermined angular with the first installation part that the first installation part is releasably attached on the slide;
Milling cutter device is removably mounted on the slide by second mounting portion, thereby milling cutter device is slided on slide unit with slide.
2. online prosthetic appliance as claimed in claim 1 is characterized in that, the first installation part and second mounting portion all are tabular, and the first installation part is vertical with second mounting portion.
3. online prosthetic appliance as claimed in claim 1 is characterized in that milling cutter device comprises:
Knife rest is installed on second mounting portion;
Milling head is installed on the knife rest;
Milling cutter is installed to the lower end of milling head.
4. online prosthetic appliance as claimed in claim 3 is characterized in that knife rest comprises:
Tool-slide is installed on second mounting portion, comprises the knife rest leading screw;
Sliding carriage is installed on the tool-slide, slides on tool-slide by the driving of knife rest leading screw.
5. online prosthetic appliance as claimed in claim 4 is characterized in that knife rest also comprises the knife rest handle, drives the knife rest leading screw by manual drives knife rest handle.
6. online prosthetic appliance as claimed in claim 4 is characterized in that milling head is installed on the sliding carriage, and slides on tool-slide by the driving of knife rest leading screw with sliding carriage.
7. online prosthetic appliance as claimed in claim 1 is characterized in that, also comprises the motor that is used to drive milling cutter device.
8. online prosthetic appliance as claimed in claim 7 is characterized in that, also comprises belt driver, by belt driver with the transmission of power of motor to milling head, wherein, belt driver comprises belt pulley and belt.
9. online prosthetic appliance as claimed in claim 7 is characterized in that motor is provided with frequency converter.
10. online prosthetic appliance as claimed in claim 9 is characterized in that described frequency converter is a variable-frequency governor, and this variable-frequency governor is regulated rotating speed of motor by the mode of frequency conversion voltage adjusting.
11. online prosthetic appliance as claimed in claim 7 is characterized in that, also comprises motor cabinet, motor cabinet is connected to milling head, and motor is installed on the motor cabinet.
12. online prosthetic appliance as claimed in claim 1 is characterized in that, also comprises the gearbox that is used to drive leading screw.
13. online prosthetic appliance as claimed in claim 1 is characterized in that, also comprises fastener, so that online prosthetic appliance is fixed on the parts to be repaired.
14. online prosthetic appliance as claimed in claim 1 is characterized in that, slide comprises along glide direction and is formed on dovetail groove on its upper surface, by securing member being installed in the dovetail groove and the first installation part is installed on the slide.
15. online prosthetic appliance as claimed in claim 3 is characterized in that knife rest is installed on second mounting portion by securing member.
16. online prosthetic appliance as claimed in claim 1 is characterized in that, the first installation part and second mounting portion can form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206864796U CN201900303U (en) | 2010-12-29 | 2010-12-29 | On-line repair equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206864796U CN201900303U (en) | 2010-12-29 | 2010-12-29 | On-line repair equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201900303U true CN201900303U (en) | 2011-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206864796U Expired - Fee Related CN201900303U (en) | 2010-12-29 | 2010-12-29 | On-line repair equipment |
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| Country | Link |
|---|---|
| CN (1) | CN201900303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102078986A (en) * | 2010-12-29 | 2011-06-01 | 莱芜钢铁集团有限公司 | Online repair device |
-
2010
- 2010-12-29 CN CN2010206864796U patent/CN201900303U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102078986A (en) * | 2010-12-29 | 2011-06-01 | 莱芜钢铁集团有限公司 | Online repair device |
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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: 20110720 Termination date: 20151229 |
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| EXPY | Termination of patent right or utility model |