CN204412816U - Means for correcting - Google Patents
Means for correcting Download PDFInfo
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- CN204412816U CN204412816U CN201520009039.XU CN201520009039U CN204412816U CN 204412816 U CN204412816 U CN 204412816U CN 201520009039 U CN201520009039 U CN 201520009039U CN 204412816 U CN204412816 U CN 204412816U
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- slice
- component
- top lip
- correcting
- lip
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Abstract
The utility model discloses a kind of means for correcting, this means for correcting comprises fixture and jack, this fixture comprises first component and is arranged on the second component on first component, first component and second component form one for holding the space of top lip of slice to be corrected, and top lip of slice is arranged on first component, after heating the lip of top lip of slice, second component is arranged on top lip of slice, jack is arranged on second component, for fixture pressurization, to correct top lip of slice.In this way, do not need huge milling apparatus can realize correcting the deformation position of top lip of slice yet, maintenance of equipment and site requirements low, and reduce maintenance cost, shorten maintenance time, enable coating spray chamber beam top lip of slice realize the uniform requirement of coating weight.
Description
Technical field
The utility model relates to the technical field of means for correcting, especially relates to a kind of means for correcting.
Background technology
The spray chamber beam of paper machine coating is often because there is foreign matter to enter, and cause top lip of slice to lean on transmission side end face area to have an appointment the wide position crimp of 100mm, deflection has 2-3mm usually, causes the coating spraying out cannot uniformly spray on roll surface, has a strong impact on Paper Coating quality.
Because coating spray chamber beam top lip of slice length reaches 8260mm, cannot find the milling apparatus of size conforms in the market, and be sent to by equipment and abroad keep in repair, not only maintenance cost is high, and maintenance cycle is long, and cannot ensure maintenance effect.
Utility model content
The utility model provides a kind of means for correcting, realizes carrying out corrective maintenance to coating spray chamber beam top lip of slice, enables coating spray chamber beam top lip of slice realize the uniform requirement of coating weight.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: provide a kind of means for correcting, comprise fixture and jack, this fixture comprises first component and is arranged on the second component on first component, first component and second component form one for holding the space of top lip of slice to be corrected, top lip of slice is arranged on first component, after the lip of top lip of slice is heated, second component is arranged on top lip of slice, jack is arranged on second component, for to fixture pressurization, to correct top lip of slice.
Wherein, means for correcting also comprises I-steel and is arranged on the positioning datum block on I-steel, and first component spot welding is fixed on I-steel, and positioning datum block is used for preventing fixture slippage.
Wherein, means for correcting also comprises at least two pressurization cross-arms, fixing screw mandrel and nut, sets gradually I-steel, fixture and jack between at least two pressurization cross-arms, and fixing leading screw is by fixing at least two the pressurization cross-arms of nut.
Wherein, means for correcting also comprises location jackscrew and fixed block, and location jackscrew and fixed block are used for the spray chamber beam of fixing top lip of slice.
Wherein, means for correcting also comprises sand belt, and sand belt is used for polishing to top lip of slice after correction top lip of slice.
Wherein, the shape in space is duckbill.
Wherein, first component and second component one-shot forming.
Wherein, the temperature heated the lip of top lip of slice is 100-150 DEG C.
The beneficial effects of the utility model are: the situation being different from prior art, means for correcting of the present utility model comprises fixture and jack, and fixture comprises first component and be arranged on the second component on first component, and then first component and second component form one for holding the space of top lip of slice to be corrected, top lip of slice is arranged on first component, and after the lip of top lip of slice is heated, second component is arranged on top lip of slice, jack is arranged on second component, jack pair fixture is utilized to pressurize, thus realize correcting the deformation position of top lip of slice, coating spray chamber beam top lip of slice is made to meet the uniform user demand of papermaking region coating weight, and maintenance of equipment and site requirements low, reduce maintenance cost, shorten maintenance time.
Accompanying drawing explanation
Fig. 1 is the structural representation of the means for correcting of the utility model one embodiment;
Fig. 2 is the enlarged diagram of part A shown in Fig. 1;
Fig. 3 is the flow chart of the utility model bearing calibration.
Detailed description of the invention
Spray chamber beam due to the coating of paper machine to cause top lip of slice to lean on transmission side end face area to have an appointment the wide position crimp of 100mm because there being foreign matter to enter, usual deflection is 2-3mm, cause the coating that sprays out cannot even application on roll surface, have a strong impact on the quality of Paper Coating, the local deformation that the means for correcting that embodiment of the present utility model discloses can be used for the coating spray chamber beam of any paper machine is repaired.Refer to Fig. 1-2, Fig. 1 is the structural representation of the means for correcting of the utility model one embodiment, and Fig. 2 is the enlarged diagram of part A shown in Fig. 1.As shown in Figure 1-2, means for correcting 1 comprises fixture 2 and jack 3, the second component 22 that fixture 2 comprises first component 21 and is arranged on first component 21, wherein, first component 21 and second component 22 form one for holding the space of top lip of slice 4 to be corrected, top lip of slice 4 is arranged on first component 21, after the lip 41 of top lip of slice 4 is heated, second component 22 is arranged on top lip of slice 4, jack 3 is arranged on second component 22, jack 3 for pressurizeing to fixture 2, to correct top lip of slice 4.
In the present embodiment, means for correcting 1 also comprises I-steel 5 and is arranged on positioning datum block 6, at least two the pressurization cross-arm 7 on I-steel 5, fixing screw mandrel 8 and nut 9, location jackscrew 10 and fixed block 11.Wherein, first component 21 spot welding is fixed on I-steel 5, and positioning datum block 6 is for preventing fixture 2 slippage.Preferably, pressurization cross-arm 7 is two, between two pressurization cross-arms 7, set gradually I-steel 5, fixture 2 and jack 3, and fixing screw mandrel 8 fixes two pressurization cross-arms 7 by nut 9; Location jackscrew 10 and fixed block 11 are for the spray chamber beam of fixing top lip of slice 4.
In addition, means for correcting 1 also comprises sand belt (not shown), and sand belt is used for polishing to top lip of slice 4 after correction top lip of slice 4.
In a preferred embodiment, because the lip 41 of the spray chamber beam top lip of slice 4 of coating is generally duckbill, and top lip of slice 4 damages the knife-edge positions that the position be out of shape is mainly lip injection, this knife-edge positions is usually thinner, therefore, the spatial design that first component 21 and the second component 22 of fixture 2 are formed becomes the duckbill of corresponding spray chamber beam top lip of slice 4, and, in order to ensure the linearity of duckbill lip 41, first component 21 and the second component 22 of fixture 2 need by Linear cut time processing shaping, the space that fixture 2 is formed and the external form of top lip of slice 4 closely cooperate, and then top lip of slice 4 is arranged in this space corrects, such as, 41 mouthfuls, the lip of top lip of slice 4 is aligned.
Usually, fixture 2 adopts a segment length 400mm, the carbon steel round steel of outer diameter D 350mm, planishes to the four sides, the face of cylinder of this carbon steel round steel, forms a long 400mm, wide 200mm, and the square steel of high 200mm, then this square steel is fixed on wire cutting machine tool, carries out Linear cut by the duckbill external form one to of top lip of slice 4, and then this square steel is cut into first component 21 and second component 22, thus form the fixture 2 being specifically designed to and correcting top lip of slice 4.
First component 21 spot welding of fixture 2 is fixed on I-steel 5 upper surface, and preferably, I-steel 5 is 300# I-steel, and length is 6m; Positioning datum block 6 is weldingly fixed on the side of fixture 2, prevents fixture 2 slippage, and usually, positioning datum block 6 is two pieces, is arranged at head and the two sides of tail of fixture 2 respectively.Be placed on fixture 2 by needing one section of the top lip of slice 4 corrected, namely be that top lip of slice 4 is positioned on the first component 21 of fixture 2, it is noted herein that, top lip of slice 4 lip 41 position that needs correct must with the lip of fixture 2 to bit parallel, the later half position of top lip of slice 4 needs to level up on I-steel 5 directly, inflexibility, turn round around, the later half position of straight top lip of slice 4 can be leveled up by hard object such as wood.The lip 41 of top lip of slice 4 or other deformation position are heated, oxygen-acetylene or blowtorch is normally adopted to heat, the temperature of heating controls between 100-150 DEG C, hand-held infrared thermometer can be adopted to monitor temperature, to prevent, temperature is too high is cautious in the distortion of spray chamber beam, or the too low effect not reaching correction of temperature.
After the lip 41 of top lip of slice 4 is heated, press rapidly the second component 22 of fixture 2, then on second component 22, place jack 3, and adopt fixing leading screw 8 and nut 9 to fix pressurization cross-arm 7.Pressurization cross-arm 7 is generally two, to be arranged at respectively on jack 3 and I-steel 5 times, two fixing leading screws 8 are arranged at the left and right sides of fixture 2 respectively, interspersed two the pressurization cross-arms 7 of fixing leading screw 8, fixing leading screw 8 adopts nut 9 to be fixed at the lug boss of pressurization cross-arm 7, therefore, pressurization cross-arm 7 and fixing leading screw 8 can fix I-steel 5, fixture 2 and jack 3.Further, at the side of the spray chamber beam of top lip of slice 4, fixed block 11 is set, and the spray chamber beam of fixed block 11 thus fixing top lip of slice 4 is interted by location jackscrew 10, the quantity of location jackscrew 10 and fixed block 11 is advisable with the spray chamber beam fixing top lip of slice 4, usually can adopt two or more.
Control jack 3 pairs of fixtures 2 slowly to pressurize, it should be noted that whether the spray chamber beam will noticing top lip of slice 4 in the process of pressurization has dislocation movement, pay close attention to the change of spray chamber beam.After pressurization about 30 minutes, remove jack 3, and open the second component 22 of fixture 2, check the correction situation of lip 41 position of top lip of slice 4, usually adopt square, Steel Ruler or dial gauge to detect, if correct not in place, then according to the situation of change corrected, lip 41 position of fine setting top lip of slice 4 and spray chamber beam, re-start and add thermal recalibration, until the linearity of lip 41 position of top lip of slice 4 reaches in 0.15mm.
After correction completes, sand belt is adopted to polish to top lip of slice 4, in the present embodiment, must polish with the carborundum sand belt of 80 μm, 45 μm and 15 μm respectively, remove tiny burr and the acute angle of top lip of slice 4 lip 41, guarantee that the fineness Ra of spray chamber beam lip 41 reaches in 1.6-2.0 μm.
To sum up, be different from prior art, adopt this means for correcting 1, the correction work that duckbill coating spray chamber beam top lip of slice 4 is out of shape can be realized, meet the instructions for use of producing.
In conjunction with Fig. 1-2, please refer to Fig. 3, Fig. 3 is the flow chart of the utility model bearing calibration.As shown in Figure 3, the bearing calibration that present embodiment discloses is used for above-mentioned means for correcting 1, and means for correcting 1 comprises fixture 2 and jack 3, the second component 22 that fixture 2 comprises first component 21 and is arranged on first component 21, and this bearing calibration comprises:
S11: top lip of slice 4 is arranged on first component 21, and the lip 41 of top lip of slice 4 is heated.
Wherein, will one section of the top lip of slice 4 corrected be needed to be positioned on the first component 21 of fixture 2, and lip 41 pairs of bit parallels of top lip of slice 4 lip 41 position that needs are corrected and fixture 2.Oxygen-acetylene or the lip 41 of blowtorch to top lip of slice 4 is adopted to heat, the temperature of heating controls between 100-150 DEG C, and adopt hand-held infrared thermometer to monitor temperature, to prevent, temperature is too high is cautious in the distortion of spray chamber beam, or the too low effect not reaching correction of temperature.
S12: second component 22 is arranged on top lip of slice 4, and pressurizeed by jack 3 pairs of second components 22, to correct top lip of slice 4.
Wherein, the space that the first component 21 of fixture 2 and second component 22 are formed is duckbill, and to closely cooperate with the duckbill of spray chamber beam top lip of slice 4, and it is shaping that first component 21 and second component 22 pass through Linear cut time processing.And then top lip of slice 4 is arranged in this space.And in step S11, after the lip 41 of top lip of slice 4 is heated, jack 3 pairs of second components 22 are utilized to pressurize, and whether the spray chamber beam will noticing top lip of slice 4 in the process of pressurization has dislocation movement, pay close attention to the change of spray chamber beam, after pressurization about 30 minutes, remove jack 3, and open the second component 22 of fixture 2, check the correction situation of lip 41 position of top lip of slice 4, usual employing square, Steel Ruler or dial gauge detect, if correct not in place, then according to the situation of change corrected, lip 41 position of fine setting top lip of slice 4 and spray chamber beam, re-start and add thermal recalibration, until the linearity of lip 41 position of top lip of slice 4 reaches in 0.15mm.Thus realize correcting top lip of slice 4.
S13: polishing grinding is carried out to the top lip of slice 4 after correcting.
Wherein, adopt the carborundum sand belt of 80 μm, 45 μm and 15 μm to polish to the top lip of slice 4 after correcting respectively, remove tiny burr and the acute angle of top lip of slice 4 lip 41, guarantee that the fineness Ra of spray chamber beam lip 41 reaches in 1.6-2.0 μm.
Therefore, the correction work of duckbill coating spray chamber beam top lip of slice 4 distortion can be realized by above-mentioned steps, meet the instructions for use of producing.Meanwhile, the program also can be applicable to the local deformation reparation of any duckbill parts.
In sum, be different from prior art, means for correcting of the present utility model, comprise fixture and jack, this fixture comprises first component and is arranged on the second component on first component, first component and second component form one for holding the space of top lip of slice to be corrected, top lip of slice is arranged on first component, after the lip of top lip of slice is heated, second component is arranged on top lip of slice, jack is arranged on second component, for pressurizeing to fixture, thus without the need to using huge milling apparatus also can realize correcting the lip deformation position of top lip of slice, maintenance of equipment and site requirements low, and reduce maintenance cost, shorten maintenance time, enable coating spray chamber beam top lip of slice realize the uniform requirement of coating weight simultaneously.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. a means for correcting, it is characterized in that, described means for correcting comprises fixture and jack, described fixture comprises first component and is arranged on the second component on described first component, described first component and second component form one for holding the space of top lip of slice to be corrected, described top lip of slice is arranged on described first component, after the lip of described top lip of slice is heated, described second component is arranged on described top lip of slice, described jack is arranged on described second component, for pressurizeing to described fixture, to correct described top lip of slice.
2. means for correcting according to claim 1, it is characterized in that, described means for correcting also comprises I-steel and is arranged on the positioning datum block on described I-steel, and described first component spot welding is fixed on described I-steel, and described positioning datum block is used for preventing described fixture slippage.
3. means for correcting according to claim 2, it is characterized in that, described means for correcting also comprises at least two pressurization cross-arms, fixing screw mandrel and nut, described I-steel, described fixture and described jack is set gradually, at least two pressurization cross-arms described in described fixing leading screw is fixing by described nut between described at least two pressurization cross-arms.
4. means for correcting according to claim 3, is characterized in that, described means for correcting also comprises location jackscrew and fixed block, and described location jackscrew and described fixed block are used for the spray chamber beam of fixing described top lip of slice.
5. means for correcting according to claim 4, is characterized in that, described means for correcting also comprises sand belt, and described sand belt is used for polishing to described top lip of slice after the described top lip of slice of correction.
6. means for correcting according to claim 1, is characterized in that, the shape in described space is duckbill.
7. means for correcting according to claim 1, is characterized in that, described first component and described second component one-shot forming.
8. means for correcting according to claim 1, is characterized in that, the temperature heated the lip of described top lip of slice is 100-150 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520009039.XU CN204412816U (en) | 2015-01-07 | 2015-01-07 | Means for correcting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520009039.XU CN204412816U (en) | 2015-01-07 | 2015-01-07 | Means for correcting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204412816U true CN204412816U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520009039.XU Expired - Fee Related CN204412816U (en) | 2015-01-07 | 2015-01-07 | Means for correcting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204412816U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104550325A (en) * | 2015-01-07 | 2015-04-29 | 宁波亚洲浆纸业有限公司 | Correcting device and correcting method thereof |
-
2015
- 2015-01-07 CN CN201520009039.XU patent/CN204412816U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104550325A (en) * | 2015-01-07 | 2015-04-29 | 宁波亚洲浆纸业有限公司 | Correcting device and correcting method thereof |
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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 |
Granted publication date: 20150624 Termination date: 20180107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |