CN202779215U - Non-degreased strip steel cleaning and flattening device - Google Patents
Non-degreased strip steel cleaning and flattening device Download PDFInfo
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- CN202779215U CN202779215U CN 201220197080 CN201220197080U CN202779215U CN 202779215 U CN202779215 U CN 202779215U CN 201220197080 CN201220197080 CN 201220197080 CN 201220197080 U CN201220197080 U CN 201220197080U CN 202779215 U CN202779215 U CN 202779215U
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Abstract
The utility model relates to a non-degreased strip steel cleaning and flattening device. The non-degreased strip steel cleaning and flattening device mainly comprises an annealing residual carbon removing device arranged in front of a rack on the inlet side of a flattening unit, and an active airflow field control type plate face cleaning device arranged behind a rack on the outlet side of the flattening unit, wherein carbon powder produced on the surface of the incoming material strip steel in the annealing process is cleared way in the way of spraying a flattening liquid and brushing by using a brush roller, and a layer of liquid film is formed on the surface of the strip steel. The active airflow field control type plate face cleaning device is arranged above the output strip steel, and mainly comprises a blowing device, a dynamic sealing device and a negative-pressure suction device. The direction of the airflow at the outlet of the flattening unit is controlled through blowing and suction so as to remove metal dust produced in the flattening process. Due to the adoption of the non-degreased strip steel cleaning and flattening device, the flaws of roll marks and rusty spots disappear obviously and the quality of the surface of the product is greatly improved. A solution convenient and fast to implement is provided for flattening production of the non-degreased strip steel.
Description
Technical field
The utility model belongs to the cold rolling levelling technical field, is specifically related to a kind of removing not degreased strip surface carbon dust, iron powder, promotes the smooth process units of smooth strip surface quality, is applied to all kinds of cold rolling levelling units.
Background technology
Then the annealed operation of cold rolling rear band steel carries out smooth, and in the annealing process, the residual grease of belt steel surface is burnt till carbon dust, and carbon dust is attached on belt steel surface after the annealing.In formation process, this layer is attached on the metallic dust that produces in the carbon dust of belt steel surface and the formation process, flies out from belt steel surface, brings the mass defect on finished strip surface.
Whether the smooth unit of tradition does not add differentiation through ungrease treatment to incoming band steel in formation process, all adopt traditional dried smooth or temper rolling technology to carry out smooth.Like this, when smooth smooth product without ungrease treatment, roll marks and some rust defective showed increased, product surface quality significantly reduces.In view of the foregoing, modern steel factory has to more and more to be with steel to carry out ungrease treatment, anneals after fully removing the belt steel surface grease, so that production cost further promotes again.Therefore there is technological deficiency without ungrease treatment in traditional smooth unit aspect the flattening process of steel.
The utility model content
The technical problems to be solved in the utility model is: for the insurmountable technical barrier of Smoking regime in the formation process, provide a kind of for the not degreased strip cleaning flattening device that carries out smooth production with steel without ungrease treatment, can significantly reduce the dust treating capacity in the formation process, reduce the difficulty of formation process quality control on the surface, the degreasing process of cancellation part cold-strip steel fully reduces production costs.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
Degreased strip cleaning flattening device not is characterized in that mainly comprising: the annealing residual carbon scavenge unit that disposes before smooth unit entrance side frame, and the smooth dust scavenge unit in the active flow field that disposes after planisher outlet side frame; Annealing residual carbon scavenge unit mainly comprises entrance spray beam, residual carbon rinse bath, brush roll and the outlet spray beam that is positioned at closed box; Entrance spray beam, outlet spray beam and brush roll all are arranged at band steel upper and lower and in pairs configuration, and brush roll is between the spray beam of gateway, and the bottom of device is provided for collecting the residual carbon rinse bath of smooth liquid; The smooth dust scavenge unit in active flow field is arranged at outlet with the top of steel, mainly comprises blow device, roll dynamic sealing, negative suction system, dust collecting; Blow device gas flow purging direction is over against the roll gap direction; The roll dynamic sealing docks with the sealing of roll dynamic Contact and with dust collecting; Dust collecting is installed on the negative suction system and can advances and retreat synchronously with negative suction system, dust collecting is the combined type adjustable type passage that is tilted to setting, one end of passage is aimed at the roll gap direction and is docked with the roll dynamic sealing, and the negative pressure cavity open side of the other end and negative suction system connects; All the time form a dust collection space between four sides of combined type adjustable type passage and roll dynamic sealings, band steel, the working roll.
By technique scheme, annealing residual carbon scavenge unit also is provided with the smooth liquid collection and treatment device to smooth liquid filters, decarburization, deferrization are processed, one end of smooth liquid collection and treatment device with enter, export spray beam and be communicated with respectively, the other end is communicated with the residual carbon rinse bath by smooth liquid reflux line.
By technique scheme, dust collecting mainly comprises the side plate of top board, both sides and the telescopic flow guiding plate relative with top board; Top board one end contacts with the roll dynamic sealing, and the other end contacts with the top board of negative pressure cavity; The side plate of both sides is equipped with the side plate drive unit and can separates or close up along the strip width direction under the effect of this device; The telescopic flow guiding plate is arranged on the bottom surface of negative pressure cavity and can slides in the bottom surface and stretch out or rollback; The external part of telescopic flow guiding plate and the relative position of blow device is constant and do not affect the direction that purges air-flow; All the time form a dust collection space between side plate, top board, roll dynamic sealing, telescopic flow guiding plate and band steel, the working roll.
By technique scheme, blow device mainly forms by purging beam, nozzle, control valve, pipeline, and many pipelines are vertically set on the purging beam with the form of branch, are provided with control valve on each pipeline, and nozzle is disposed in an evenly spaced relation in alignmently and purges on the beam.
By technique scheme, nozzle quantity can be selected arbitrarily according to the width with steel, and each nozzle is flow and the adjustable nozzle of pressure.
By technique scheme, negative suction system comprises negative pressure cavity and is arranged on the negative pressure line and the negative pressure regulating valve that is connected with negative pressure cavity, negative pressure cavity is flat cube, is provided with the grid that connects with dust collecting along strip width direction bilateral symmetry in the negative pressure cavity.
By technique scheme, be provided with the hydraulic cylinder consistent with the incline direction of negative pressure cavity on the negative suction system, side plate, top board, roll dynamic sealing, telescopic flow guiding plate are installed on the negative pressure cavity, and can advance along with the variation of roller diameter under the effect of hydraulic cylinder or retreat.
By technique scheme, but the telescopic flow guiding plate is the portable plate of extension elongation manual adjustments.
By technique scheme, the roll dynamic sealing is rubber blanket.
By technique scheme, the side plate drive unit comprises with the motor of reduction box and the feed screw nut that links to each other with motor.
During use, enter the residual carbon scavenge unit of entrance side with steel after, the entrance spray beam is sprayed smooth liquid to belt steel surface, the residual carbon of flushing and wetting belt steel surface, brush roll is by the carbon dust clearing of mechanism with belt steel surface, and the outlet spray beam is sprayed smooth liquid flushed zone steel to belt steel surface again, to guarantee plate face cleaning, and at belt steel surface formation one deck liquid film, prevent that after smooth processing metallic dust is adsorbed on the finished strip surface; Employing residual carbon scavenge unit can significantly reduce the dust treating capacity in the formation process, reduces the difficulty of formation process quality control on the surface.
Then be with steel to enter smooth unit, survey successively the smooth dust scavenge unit place, active flow field in a roller, entrance pass line roller, inlet anti-crease rollers, upper working rolls and lower working rolls arrival exit by the entrance of smooth unit.After the smooth processing of band steel process planisher, can produce metallic dust at the planisher outlet side.At bottom working roll and with the metallic dust between the steel lower surface, under airflow field that bottom working roll rotation produces and gravitational field acting in conjunction, leave belt steel surface, can the surface quality of finished strip not impacted.Being the key factor that affects strip surface quality at top working roll and with the metallic dust between the steel upper surface, also is that the smooth dust scavenge unit in active flow field needs zone to be processed.
In smooth dust scavenge unit working region, active flow field, it mainly is the principle of utilizing airflow field, utilizing the negative pressure axle when making loop for the purging air-flow is that device is taken the metallic dust that produces in the operation of rolling away: at first, by smooth dust collecting, roll dynamic sealing, blow device, with the diffusion of steel and a relatively airtight region limits metallic dust of the common structure of top working roll, promote dust removing effects; Secondly, be close to outlet band steel upper surface, and with planisher outlet with on the parallel direction of steel traffic direction, carrying out compressed air by blow device as the air-flow generating source purges, finished strip surface in the planisher outlet forms a stable air cushion, avoid descending slowly and lightly on finished strip, simultaneously the impurity that produces in the formation process is blown afloat, being convenient to negative suction system will take away; In this process, the inner chamber of negative suction system is negative pressure state, makes loop for purging air-flow, avoids the sweep gas flow field to form turbulent flow under the impact of reflected gas stream, affects dust removing effects.In addition; Negative suction system is provided with negative pressure regulating valve on the loop, this negative pressure regulating valve can be used with the control valve of compressed air purge circuit, regulate in real time the tolerance of pressure and the blow device of aspiration circuit with the surface quality of steel according to outlet, can reduce compressed-air actuated consumption like this, reduce production costs, also can reduce noise simultaneously; Negative suction system can also be by control negative pressure intensity, dust collecting can also be adjusted airflow direction by the position of adjusting the telescopic flow guiding plate, and then the outlet of control planisher is with the air-flow trend of steel surface area, eliminate the frame exit owing to purge the compressed air turbulent flow phenomenon that forms, avoid metallic dust to descend slowly and lightly on the surface with steel, by the directed flow of air-flow the planisher outlet is thoroughly removed with the metallic dust of steel upper surface simultaneously.
This device adopts the step-by-step processing method processing of the residual carbon of removing annealing process and the kish dust of removing formation process without the annealing product of ungrease treatment; It is smooth to utilize the liquid smooth liquid film of belt steel surface to carry out, and avoids a large amount of smooth liquid residual; Utilize the effect of smooth liquid film to prevent that smooth adsorbing powder dust is at belt steel surface; Utilize active flow field control mode, adopt suction in conjunction with removing smooth residue.
Owing to adopted said apparatus, roll marks and some rust defective obviously disappear, and product surface quality significantly improves, and the band steel without ungrease treatment is carried out smooth production provides an easily solution.
Description of drawings:
Fig. 1: not degreased strip cleaning flattening device structural representation of the present utility model.
Fig. 2: residual carbon scavenge unit structural representation.
Fig. 3: active flow field smooth dust scavenge unit structural representation (side view).
Fig. 4: the blow device structural representation in the smooth dust scavenge unit in active flow field.
The front view of Fig. 5: Fig. 3;
The A of Fig. 6: Fig. 3 is to local (dust collecting position) zoomed-in view.
Description of symbols among each figure: residual carbon scavenge unit 1; Entrance spray beam 1-1; Residual carbon rinse bath 1-2; Brush roll 1-3; Smooth liquid collection and treatment device 1-4; Smooth liquid reflux line 1-5; Outlet spray beam 1-6; Smooth liquid feeding pipe 1-7; Entrance is surveyed a roller 2; Entrance pass line roller 3; Inlet anti-crease rollers 4; Top working roll 5; The smooth dust scavenge unit 6 in active flow field; Outlet vibration-resistant roller 7; Outlet pass line roller 8; A roller 9 is surveyed in outlet; Band steel 10; Bottom working roll 11; Dust collecting 12; Roll dynamic sealing 12-1; Side plate 12-2; Top board 12-3; Telescopic flow guiding plate 12-4; Blow device 13; Purge beam 13-1; Nozzle 13-2; Control valve 13-3; Pipeline 13-4; Negative suction system 14; Negative pressure cavity 14-1; Negative pressure regulating valve 14-2; Negative pressure line 14-3; The feed screw nut 15; Reduction box 16; Motor 17; Hydraulic cylinder 18.
The specific embodiment:
The utility model is described in further detail below in conjunction with embodiment and accompanying drawing 1-6, but do not limit the utility model.
Degreased strip cleaning flattening device is not as shown in Figure 1, the annealing residual carbon scavenge unit 1 that before smooth unit entrance side frame, disposes, the mode that smooth liquid sprays and brush roll 1-3 scrubs by the gateway is removed the carbon dust that the incoming band steel surface produces in annealing process, and forms one deck liquid film at belt steel surface; This layer liquid film through entrance survey roller 2, entrance pass line roller 3 and an inlet anti-crease rollers 4 roll effect after, form the liquid film that one deck is evenly distributed on planisher strip steel at entry 10 surfaces, make with steel with cleaning, wetting plate surface state enters planisher, and prevents that metallic dust after smooth is because electrostatic interaction is adsorbed on the finished strip surface; The smooth dust scavenge unit 6 in configuration active flow field above band steel after the planisher outlet side frame is by the air-flow trend of blowing, the suction mode is controlled the planisher outlet, to remove the metallic dust that produces in the formation process.
The structural representation of planisher entrance residual carbon scavenge unit 1 as shown in Figure 2, this device mainly comprises: entrance spray beam 1-1, residual carbon rinse bath 1-2, brush roll 1-3, outlet spray beam 1-6; Entrance spray beam 1-1 is arranged at arrival end band steel 10 upper and lowers of device, outlet spray beam 1-6 is arranged at port of export band steel 10 upper and lowers of device, many group brush roll 1-3 are arranged in the middle of the casing and lay respectively at upper and lower with steel 10, and the bottom of device is provided for collecting the residual carbon rinse bath 1-2 of smooth liquid; After band steel 10 enters cleaning device, entrance spray beam 1-1 sprays smooth liquid to belt steel surface, flushing and wetting residual carbon with steel 10 surfaces, brush roll 1-3 is by the carbon dust clearing of mechanism with belt steel surface, outlet spray beam 1-6 is again to the smooth liquid flushed zone of band steel 10 jet surfaces steel, with assurance plate face cleaning, and at band steel 10 surface formation one deck liquid films, prevent that after smooth processing metallic dust is adsorbed on the finished strip surface.
In order to save smooth liquid, smooth liquid collection and treatment device 1-4 can also be set with smooth liquid recycle and reuse.The smooth liquid of flushed zone steel is collected by residual carbon rinse bath 1-2, be transported among the smooth liquid collection and treatment device 1-4 by smooth liquid reflux line 1-5 filter, decarburization, deferrization process, treated smooth liquid is supplied with two spray beam (entrance spray beam 1-1 and export spray beam 1-6) by smooth liquid feeding pipe 1-7 and is reused.
The smooth dust scavenge unit in active flow field mainly comprises blow device 13, roll dynamic sealing 12-1, negative suction system 14 and dust collecting 12 shown in Fig. 3-6; Blow device 13 gas flow purging directions are over against the roll gap direction; Roll dynamic sealing 12-1 and the sealing of roll dynamic Contact; Dust collecting 12 is installed on the negative suction system 14 and can advances and retreat synchronously with negative suction system, dust collecting 12 is for being tilted to the combined type adjustable type passage of setting, one end of passage is aimed at the roll gap direction and is docked with roll dynamic sealing 12-1, and the negative pressure cavity open side of the other end and negative suction system 14 connects; All the time form a dust collection space between four sides of combined type adjustable type passage and roll dynamic sealing 12-1, band steel 10, the top working roll 5.
The structural representation of blow device 13 as shown in Figure 4.Be positioned at planisher outlet band just the blow device 13 of top as the air-flow generating source with over against the roll gap direction, spray compressed air to the planisher entrance side.This device mainly is comprised of purging beam 13-1, nozzle 13-2, control valve 13-3, pipeline 13-4, many pipeline 13-4 are vertically set on the form of branch and purge beam 13-1, be provided with control valve 13-3 on each pipeline 13-4, nozzle 13-2 is disposed in an evenly spaced relation in alignmently and purges on the beam 9-1.The quantity that nozzle 13-2 opens can be selected arbitrarily according to the width with steel, the flow of each nozzle 13-2 and pressure also can be regulated by control valve 13-3, all the time accomplish when unit speed, can form stable air cushions on finished strip 10 surfaces of planisher outlet when product specification changes, avoid descending slowly and lightly on finished strip, the impurity that produces in the formation process can be blown afloat again, being convenient to negative suction system 7 will take away.
The structural representation of roll dynamic sealing 12-1, negative suction system 14 and dust collecting 12 is shown in Fig. 3,5,6.
Roll dynamic sealing 12-1 is arranged between dust collecting 12 and the roll, and docks with top working roll 5 with dust collecting 12 respectively;Roll dynamic sealing 10-1 heat resistant and wear resistant; Be preferably rubber blanket.
Such as Fig. 5, the drive unit of side plate 12-2 comprises the motor 17 with reduction box 16, and the feed screw nut 15 who links to each other with motor 13, width with steel in formation process changes, side plate 12-2 steel width change going along with and sidesway under the effect of drive unit, simultaneously, be installed in the side plate 12-2 on the negative pressure cavity 14-1, top board 12-3, roll dynamic sealing 12-1, telescopic flow guiding plate 12-4 advances along with the variation of roller diameter under the effect of hydraulic cylinder 18 or retreats, assurance roll dynamic sealing 12-1 and top working roll 5 are pressed close to, so that side plate 12-2, top board 12-3, roll dynamic sealing 12-1, telescopic flow guiding plate 12-4 all the time with the band steel 10, form a relatively airtight dust collection space between the working roll 5.
After negative suction system 14 advances or retreats, but the length that manual adjustments telescopic flow guiding plate 12-4 stretches out remains it and to purge relative position between the beam 13-1 constant and do not affect the direction that purges the beam air-flow.Negative pressure intensity in the negative pressure cavity 14-1 can also be regulated by the negative pressure regulating valve 14-2 in the negative suction system 14 in this dust collection space, aspirates the purpose that reaches the cleaning band steel that produces in the dried formation process thereby make it have enough abilities; Can also utilize telescopic flow guiding plate 12-4 to adjust airflow direction, realize that the closed area air-flow moves towards control, avoid owing to smooth liquid, metallic dust residual defects that reflected gas stream causes in a jumble, thereby reach the purpose of cleaning belt steel surface.
The use procedure of this device is as shown in Figure 1: enter the residual carbon scavenge unit 1 of entrance side with steel 10 after, entrance spray beam 1-1 is to the smooth liquid of band steel 10 jet surfaces, flushing and wetting residual carbon with steel 10 surfaces, brush roll 1-3 will be with the carbon dust clearing on steel 10 surfaces by mechanism, outlet spray beam 1-6 is again to the smooth liquid flushed zone of band steel 10 jet surfaces steel, with assurance plate face cleaning, and at band steel 10 surface formation one deck liquid films; This layer liquid film through entrance survey roller 2, entrance rolling line roller 3 and an inlet anti-crease rollers 4 roll effect after, form the liquid film that one deck is evenly distributed on planisher strip steel at entry 10 surfaces, make with steel with cleaning, wetting plate surface state enters planisher, and prevents that metallic dust after smooth is because electrostatic interaction is adsorbed on the finished strip surface; Then arrive smooth dust scavenge unit 6 places, active flow field in exit through 5 and 11 rollers of working up and down with steel 10, blow device 13 purges along band steel 10 surfaces, finished strip 10 surfaces in the planisher outlet form a stable air cushion, avoid descending slowly and lightly on finished strip, simultaneously the impurity that produces in the formation process is blown afloat, be convenient to negative suction system 14 and take away; In order to prevent that smooth dust from dispersing, be installed in roll dynamic sealing 12-1 on the negative suction system 14, dust collecting 12 with top working roll 1, form a relative airtight space with steel 2, promote dust removing effects, the inner chamber of negative suction system 14 is negative pressure state simultaneously, make loop for purging air-flow, avoid the sweep gas flow field under the impact of reflected gas stream, to form turbulent flow, affect dust removing effects.In addition, in the said process, negative suction system can also be by control negative pressure intensity, dust collecting can also be adjusted the position of telescopic flow guiding plate and adjust airflow direction, and then the outlet of control planisher is thoroughly removed the planisher outlet with the metallic dust of steel upper surface by the directed flow of air-flow with the air-flow trend of steel 10 surface area.
This device adopts the step-by-step processing method processing of the residual carbon of removing annealing process and the kish dust of removing formation process without the annealing product of ungrease treatment; It is smooth to utilize the liquid smooth liquid film of belt steel surface to carry out, and avoids a large amount of smooth liquid residual; Utilize the effect of smooth liquid film to prevent that smooth adsorbing powder dust is at belt steel surface; Utilize active flow field control mode, adopt suction in conjunction with removing smooth residue.Roll marks and some rust defective obviously disappear, and product surface quality significantly improves, and the band steel without ungrease treatment is carried out smooth production provides an easily solution.
Above disclosed only is preferred embodiment of the present utility model, certainly can not limit with this interest field of the utility model, and the equivalence of therefore doing according to the utility model claim changes, and still belongs to protection domain of the present utility model.
Claims (10)
1. degreased strip does not clean flattening device, it is characterized in that mainly comprising: the annealing residual carbon scavenge unit that disposes before smooth unit entrance side frame, and the smooth dust scavenge unit in the active flow field that disposes after planisher outlet side frame; Annealing residual carbon scavenge unit mainly comprises entrance spray beam, residual carbon rinse bath, brush roll and the outlet spray beam that is positioned at closed box; Entrance spray beam, outlet spray beam and brush roll all are arranged at band steel upper and lower and in pairs configuration, and brush roll is between the spray beam of gateway, and the bottom of device is provided for collecting the residual carbon rinse bath of smooth liquid; The smooth dust scavenge unit in active flow field is arranged at outlet with the top of steel, mainly comprises blow device, roll dynamic sealing, negative suction system, dust collecting; Blow device gas flow purging direction is over against the roll gap direction; The roll dynamic sealing docks with the sealing of roll dynamic Contact and with dust collecting; Dust collecting is installed on the negative suction system and can advances and retreat synchronously with negative suction system, dust collecting is the combined type adjustable type passage that is tilted to setting, one end of passage is aimed at the roll gap direction and is docked with the roll dynamic sealing, and the negative pressure cavity open side of the other end and negative suction system connects; All the time form a dust collection space between four sides of combined type adjustable type passage and roll dynamic sealings, band steel, the working roll.
2. cleaning flattening device according to claim 1, it is characterized in that: annealing residual carbon scavenge unit also is provided with the smooth liquid collection and treatment device to smooth liquid filters, decarburization, deferrization are processed, one end of smooth liquid collection and treatment device with enter, export spray beam and be communicated with respectively, the other end is communicated with the residual carbon rinse bath by smooth liquid reflux line.
3. cleaning flattening device according to claim 1 and 2, it is characterized in that: dust collecting mainly comprises the side plate of top board, both sides and the telescopic flow guiding plate relative with top board; Top board one end contacts with the roll dynamic sealing, and the other end contacts with the top board of negative pressure cavity; The side plate of both sides is equipped with the side plate drive unit and can separates or close up along the strip width direction under the effect of this device; The telescopic flow guiding plate is arranged on the bottom surface of negative pressure cavity and can slides in the bottom surface and stretch out or rollback; The external part of telescopic flow guiding plate and the relative position of blow device is constant and do not affect the direction that purges air-flow; All the time form a dust collection space between side plate, top board, roll dynamic sealing, telescopic flow guiding plate and band steel, the working roll.
4. cleaning flattening device according to claim 3, it is characterized in that: blow device mainly is comprised of purging beam, nozzle, control valve, pipeline, many pipelines are vertically set on the purging beam with the form of branch, be provided with control valve on each pipeline, nozzle is disposed in an evenly spaced relation in alignmently and purges on the beam.
5. cleaning flattening device according to claim 4, it is characterized in that: each nozzle is flow and the adjustable nozzle of pressure.
6. according to claim 1 and 2 or 4 or 5 described cleaning flattening devices, it is characterized in that: negative suction system comprises negative pressure cavity and is arranged on the negative pressure line and the negative pressure regulating valve that is connected with negative pressure cavity, negative pressure cavity is flat cube, is provided with the grid that connects with dust collecting along strip width direction bilateral symmetry in the negative pressure cavity.
7. cleaning flattening device according to claim 6, it is characterized in that: be provided with the hydraulic cylinder consistent with the incline direction of negative pressure cavity on the negative suction system, side plate, top board, roll dynamic sealing, telescopic flow guiding plate are installed on the negative pressure cavity, and can advance along with the variation of roller diameter under the effect of hydraulic cylinder or retreat.
8. it is characterized in that according to claim 4 or 5 or 7 described cleaning flattening devices: but the telescopic flow guiding plate is the portable plate of extension elongation manual adjustments.
9. cleaning flattening device according to claim 8, it is characterized in that: the roll dynamic sealing is rubber blanket.
10. it is characterized in that according to claim 4 or 5 or 7 or 9 described cleaning flattening devices: the side plate drive unit comprises with the motor of reduction box and the feed screw nut that links to each other with motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220197080 CN202779215U (en) | 2012-05-04 | 2012-05-04 | Non-degreased strip steel cleaning and flattening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220197080 CN202779215U (en) | 2012-05-04 | 2012-05-04 | Non-degreased strip steel cleaning and flattening device |
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| Publication Number | Publication Date |
|---|---|
| CN202779215U true CN202779215U (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220197080 Expired - Lifetime CN202779215U (en) | 2012-05-04 | 2012-05-04 | Non-degreased strip steel cleaning and flattening device |
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| Country | Link |
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| CN (1) | CN202779215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699049A (en) * | 2012-05-04 | 2012-10-03 | 中冶南方工程技术有限公司 | Non-degreased strip steel cleaning and flattening device |
-
2012
- 2012-05-04 CN CN 201220197080 patent/CN202779215U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102699049A (en) * | 2012-05-04 | 2012-10-03 | 中冶南方工程技术有限公司 | Non-degreased strip steel cleaning and flattening device |
| CN102699049B (en) * | 2012-05-04 | 2014-11-26 | 中冶南方工程技术有限公司 | Non-degreased strip steel cleaning and flattening device |
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