CN100406609C - Corrugated roller hot spraying production and restoring method - Google Patents
Corrugated roller hot spraying production and restoring method Download PDFInfo
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- CN100406609C CN100406609C CNB2005101013029A CN200510101302A CN100406609C CN 100406609 C CN100406609 C CN 100406609C CN B2005101013029 A CNB2005101013029 A CN B2005101013029A CN 200510101302 A CN200510101302 A CN 200510101302A CN 100406609 C CN100406609 C CN 100406609C
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Abstract
The present invention relates to a corrugated roller hot spraying production and restoring method which comprises following methods and steps: firstly, a corrugated roller is processed in a toothed mode, and toothed parts of the corrugated roller are treated by nitrogen or carbon and nitrogen; secondly, local heating quenching and tempering treatment is performed on the toothed parts of the corrugated roller; thirdly, an abrasion resistant coating layer is applied on the tooth surface of the corrugated roller for reinforcement treatment. Because the present invention adopts the reinforcement treating method that the abrasion resistant coating layer is applied of which a spraying point of a spraying gun of an ultrasonic spraying system is calculated by drawing a toothed picture of the section of the corrugated roller and making horizontal lines and tangent lines, the present invention can determine the spraying angle of the spraying gun accurately and rapidly by the method. Consequently, the present invention not only effectively ensures the uniformity of the coating layer of the entire roller surface, but also enables the corrugated roller to obtain corrugation working surfaces which are smooth, clean and hard. The present invention peforms the effects that the antiwear and deformation resistant performance of the corrugated roller can be improved; the service life of the corrugated roller is extended effectively; the economy of the corrugated roller and the quality of produced corrugated paper products can be improved.
Description
Technical field
The present invention relates to a kind of thermospray manufacture method of corrugation roller.
Background technology
The corrugation roller is a key part of making fluting board, and its principle is to utilize a pair of flute profile roller to intermesh to suppress fluting board.At present, the corrugation roller of middle and high speed is in order to increase the service life, to save paper pulp, reducing cost, the supersonic spray coating systems that adopt strengthen at corrugation roller surface coated with hard alloy (wolfram varbide) more, and the method for generally taking after the spraying to polish reaches the smooth finish of service requirements.Therefore, require flank of tooth coating to be evenly distributed, promptly tooth top, side and the tooth undercoat at each tooth all is evenly distributed.The current general mode that adopts as shown in Figure 1 and Figure 2: workpiece B1 rotates, and spray gun B2 is upper and lower to be parallel to a flank move left and right respectively twice and to spray; Or workpiece B1 rotates, and is parallel to left and right moving of flank and sprays so that two spray gun B2 are upper and lower simultaneously.But because corrugation roller cross section profile of tooth comprises types such as A, B, C, D, E, F, and every type of diversity that changes along with parameters such as circle, point circle and tooth depth and the number of teeth, external diameter at the bottom of the tooth, in order to obtain uniform coating (general requirement is more or less the same in 10%), all must spray experiment repeatedly, detect and to determine suitable spray angle during to every pair of corrugation roller spraying with actual profile of tooth sample.Therefore, so both time-consuming, effort, also waste of manpower, material resources influence production efficiency.
Summary of the invention
The objective of the invention is to solve above-mentioned existing problems, provide a kind of and can determine the spray gun spray angle accurately, fast, and spraying evenly, the thermospray manufacture method of the corrugation roller time saving and energy saving, that production efficiency is high.
Technical scheme of the present invention is achieved in that
A kind of thermospray manufacturing and restorative procedure of corrugation roller, its characteristics are to comprise following method steps: at first, the corrugation roller is carried out tooth Profile Machining; Then, the tooth portion to the corrugation roller carries out nitriding treatment or carbon-nitriding treatment; Secondly, the tooth portion to the corrugation roller carries out local heating quenching and temper; Be that the flank of tooth to the corrugation roller applies the wear-resistant coating intensive treatment again;
Wherein, the flank of tooth of corrugation roller is applied the wear-resistant coating intensive treatment utilize the supersonic spray coating system to carry out, the fast determination method step of its spray gun spray angle is as follows:
(1) make corrugation roller cross section profile of tooth figure according to corrugation roller tooth profile parameter with computer or manual the picture in proportion, and according to the selected suitable modified value B of corrugation roller cross section profile of tooth; The selected of wherein said modified value B is to spend to 8 degree from 5 according to the classification of corrugation roller profile of tooth, the modified value of general A shape tooth correspondence is 5 degree, the modified value of B shape tooth, C shape tooth correspondence is 6 degree, and the modified value of D shape tooth, E shape tooth correspondence is 7 degree, and F shape tooth and corresponding later on modified value are 8 degree;
(2) determine that on the corrugation roller cross section profile of tooth figure that picture makes a profile of tooth wherein is middle tooth, and draw horizontal teeth normal and the horizontal teeth tangent line of making tooth in this, and horizontal teeth normal and horizontal teeth tangent line intersect vertically;
(3) two profiles of tooth that will be adjacent with middle tooth are set at upper and lower tooth respectively, and draw on the horizontal teeth make upper and lower tooth the parallel lines of tooth tangent line and the parallel lines of horizontal teeth lower tooth tangent line, the wherein crossing included angle A that obtains of the parallel lines of tooth tangent line and horizontal teeth normal on the horizontal teeth on tooth tangent line, horizontal teeth lower tooth tangent line and the horizontal teeth respectively;
(4) will obtain included angle A and deduct selected modified value B, promptly obtain an angle C, and horizontal teeth normal and the horizontal teeth tangent line right angle that obtains that intersects vertically will be deducted angle C, promptly obtain spray angle D;
(5) through transforming, the normal angle of spraying direction and place spraying point is angle C, draws and makes the sea line at relative corrugation roller center, can calculate the height H of spray gun with respect to the roller center.
The present invention since the cross section profile of tooth figure that adopts picture system corrugation roller with do sea line and tangent line extrapolate the supersonic spray coating system spray gun spraying point apply the wear-resistant coating enhanced processing method, making the present invention pass through this method can be accurately, determine the spray gun spray angle fast, thereby not only guaranteed the coating uniformity of whole roll surface effectively, but also make the corrugation roller obtain not only bright and clean but also hard corrugation working-surface, play and improve the wear-resistant of corrugation roller, anti-deformation, having prolonged the corrugation roller is effectively running up middle work-ing life, the technique effect of the quality of the fluting board product that has improved the economy of corrugation roller and produced, and have time saving and energy saving, the production efficiency height, method is simple, advantage efficiently.
The present invention is further illustrated below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the total synoptic diagram of corrugation roller spraying coating process structure.
The structural representation of Fig. 2 when in the existing technology flank of tooth of corrugation roller being applied the wear-resistant coating intensive treatment.
One of structural representation that spray gun was determined when Fig. 3 was corrugation roller of the present invention spraying.
Two of the structural representation that spray gun was determined when Fig. 4 was corrugation roller of the present invention spraying.
Three of the structural representation that spray gun was determined when Fig. 5 was corrugation roller of the present invention spraying.
Embodiment
Extremely shown in Figure 5 as Fig. 3, the thermospray manufacture method of a kind of corrugation roller of the present invention, it comprises following method steps: at first, the corrugation roller is carried out tooth Profile Machining; Then, the tooth portion to the corrugation roller carries out nitriding treatment or carbon-nitriding treatment; Secondly, the tooth portion to the corrugation roller carries out local heating quenching and temper; Be that the flank of tooth to the corrugation roller applies the wear-resistant coating intensive treatment again;
Wherein, the flank of tooth of corrugation roller is applied the wear-resistant coating intensive treatment utilize the supersonic spray coating system to carry out, the fast determination method step of its spray gun spray angle is as follows:
(1) make corrugation roller cross section profile of tooth Fig. 1 according to corrugation roller tooth profile parameter with computer or manual the picture in proportion, and according to the selected suitable modified value B of corrugation roller cross section profile of tooth; The selected of wherein said modified value B is to spend to 8 degree from 5 according to the classification of corrugation roller profile of tooth, the modified value of general A shape tooth correspondence is 5 degree, the modified value of B shape tooth, C shape tooth correspondence is 6 degree, and the modified value of D shape tooth, E shape tooth correspondence is 7 degree, and F shape tooth and corresponding later on modified value are 8 degree;
(2) determine that on corrugation roller cross section profile of tooth Fig. 1 that picture makes a profile of tooth wherein is middle tooth 11, and draw the horizontal teeth normal 2 and horizontal teeth tangent line 3 of making tooth 11 in this, and horizontal teeth normal 2 intersects vertically with horizontal teeth tangent line 3;
(3) two profiles of tooth adjacent with middle tooth 11 are set at upper and lower tooth 12,13 respectively, and draw on the horizontal teeth make upper and lower tooth 12,13 parallel lines 7 of the parallel lines 6 of tooth tangent line 4 and horizontal teeth lower tooth tangent line 5 on tooth tangent line 4, horizontal teeth lower tooth tangent line 5 and the horizontal teeth respectively, wherein the parallel lines 6 of tooth tangent line 4 intersect with horizontal teeth normal 2 and obtain included angle A on the horizontal teeth;
(4) will obtain included angle A and deduct selected modified value B, promptly obtain an angle C, and horizontal teeth normal 2 and horizontal teeth tangent line 3 right angle that obtains that intersects vertically will be deducted angle C, promptly obtain spray angle D;
(5) through transforming, the normal angle of spraying direction and place spraying point is angle C, draws and makes the sea line 8 at relative corrugation roller center, can calculate the height H of spray gun with respect to the roller center.
The present invention is such to corrugation roller remediation intensification treating processes:
The corrugation roller must carry out sandblasting to the flank of tooth of corrugation roller before being carried out thermospray, sandblasting can be adopted Al
2o
3Emergy, the surface of sandblasting comprises crest top land, flank surface and alveolar surface etc., promptly requires each position of the flank of tooth of corrugation roller all must carry out the sandblast roughening treatment, to guarantee the bonding strength between coating and the matrix.And have the part to burst apart or rimose corrugation roller for tooth portion, before spraying, can carry out soldering with the wlding suitable to handle with the base material material, but the cracking position can in addition enlarged opening after carry out soldering again.After carrying out soldering, carry out ground finish to the soldering parts, make the shape at soldering position consistent on every side with size and its, also need carry out flame quenching in case of necessity and handle.Comprise hard chrome plating, silicon carbide dispersion-strengthened nickel phosphor plating, plating Tin, plating Tic, plating cubic boron nitride, deposited Au hard rock or thermospray hard coat and apply wear-resistant coating.The hard chrome plating coating hardness is Hv950～1000, and HVOF spraying 12Co-WC coating hardness can reach Hv1150.Then, utilize the spray treatment of carrying out of as shown in Figure 1 supersonic spray coating system.Before the spray gun spray treatment, fast determination method by preceding described spray gun spray angle: at first, make corrugation roller cross section profile of tooth Fig. 1 according to corrugation roller tooth profile parameter with computer or manual the picture in proportion, its structure as shown in Figure 3, and according to and according to the selected suitable modified value B of corrugation roller cross section profile of tooth; And modified value B spends to 8 degree from 5 according to corrugation roller profile of tooth classification, and the modified value of general A shape tooth correspondence is 5 degree, and the modified value of B shape tooth, C shape tooth correspondence is 6 degree, and the modified value of D shape tooth, E shape tooth correspondence is 7 degree, F shape tooth and after corresponding modified value be 8 degree.Then, determine that on corrugation roller cross section profile of tooth Fig. 1 that picture makes a profile of tooth wherein is middle tooth 11, and draw the horizontal teeth normal 2 and horizontal teeth tangent line 3 of making tooth 11 in this, and horizontal teeth normal 2 intersects vertically with horizontal teeth tangent line 3; And two profiles of tooth adjacent with middle tooth 11 are set at upper and lower tooth 12,13 respectively, and draw on the horizontal teeth make upper and lower tooth 12,13 parallel lines 7 of the parallel lines 6 of tooth tangent line 4 and horizontal teeth lower tooth tangent line 5 on tooth tangent line 4, horizontal teeth lower tooth tangent line 5 and the horizontal teeth respectively, wherein the parallel lines 6 of tooth tangent line 4 intersect with horizontal teeth normal 2 and obtain included angle A on the horizontal teeth, and measure or calculate included angle A, included angle A=53 degree, its structure as shown in Figure 4.Because the setting of lower tooth 13 and projectional technique are identical with last tooth 12, thereby in the present embodiment, just do not make upper and lower tooth and be both and narrated, be corresponding slightly in the accompanying drawings signal.Then, to obtain included angle A again and deduct selected modified value B, promptly obtain an angle C, just: A-B=C, suppose selected modified value B=6 degree here, angle C=47 degree then, and horizontal teeth normal 2 and horizontal teeth tangent line 3 right angle that obtains that intersects vertically deducted angle C, promptly obtain spray angle D.Just 90 degree-47 degree=43 are spent angle C=43 degree.Then, for reality sprays horizontally disposed spray gun 9 easy to operate and use, through as Fig. 5 transform, guaranteed that the normal angle that spraying direction and place spray is C, just can calculate spray gun with respect to the height H at corrugation roller center.Thereby also just determined aligned that spray gun 9 is wanted spraying point exactly.Ratio through actual survey coating spreading depth difference and coating mean value equals 9%, has reached that general requirement is more or less the same in 10% requirement on the technology.Make the present invention pass through this method and can determine the spray gun spray angle accurately, fast, thereby not only guaranteed the coating uniformity of whole roll surface effectively, but also make the corrugation roller obtain not only bright and clean but also hard corrugation working-surface, play wear-resistant, the anti-deformation that improve the corrugation roller, having prolonged the corrugation roller is effectively running up middle work-ing life, the technique effect of the quality of the fluting board product that has improved the economy of corrugation roller and produced, and have time saving and energy saving, production efficiency is high, method simply, advantage efficiently.
Claims (1)
1. the thermospray manufacture method of a corrugation roller is characterized in that comprising following method steps: at first, the corrugation roller is carried out tooth Profile Machining; Then, the tooth portion to the corrugation roller carries out nitriding treatment or carbon-nitriding treatment; Secondly, the tooth portion to the corrugation roller carries out local heating quenching and temper; Be that the flank of tooth to the corrugation roller applies the wear-resistant coating intensive treatment again;
Wherein, the flank of tooth of corrugation roller is applied the wear-resistant coating intensive treatment utilize the supersonic spray coating system to carry out, the fast determination method step of its spray gun spray angle is as follows:
(1) make corrugation roller cross section profile of tooth figure (1) according to corrugation roller tooth profile parameter with computer or manual the picture in proportion, and according to the selected suitable modified value B of corrugation roller cross section profile of tooth; The selected of wherein said modified value B is to spend to 8 degree from 5 according to the classification of corrugation roller profile of tooth, the modified value of general A shape tooth correspondence is 5 degree, the modified value of B shape tooth, C shape tooth correspondence is 6 degree, and the modified value of D shape tooth, E shape tooth correspondence is 7 degree, and F shape tooth and corresponding later on modified value are 8 degree;
(2) the corrugation roller cross section profile of tooth figure (1) that makes at picture determines that upward a profile of tooth wherein is middle tooth (11), and draws the horizontal teeth normal (2) and horizontal teeth tangent line (3) of making tooth in this (11), and horizontal teeth normal (2) intersects vertically with horizontal teeth tangent line (3);
(3) two profiles of tooth adjacent with middle tooth (11) are set at upper and lower tooth (12,13) respectively, and draw on the horizontal teeth make upper and lower tooth (12,13) parallel lines (7) of the parallel lines (6) of tooth tangent line (4) and horizontal teeth lower tooth tangent line (5) on tooth tangent line (4), horizontal teeth lower tooth tangent line (5) and the horizontal teeth respectively, wherein the parallel lines (6) of tooth tangent line (4) intersect with horizontal teeth normal (2) and obtain included angle A on the horizontal teeth;
(4) will obtain included angle A and deduct selected modified value B, promptly obtain an angle C, and horizontal teeth normal (2) and horizontal teeth tangent line (3) right angle that obtains that intersects vertically will be deducted angle C, promptly obtain spray angle D;
(5) through transforming, the normal angle of spraying direction and place spraying point is angle C, draws and makes the sea line (8) at relative corrugation roller center, can calculate the height H of spray gun with respect to the roller center.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005101013029A CN100406609C (en) | 2005-11-17 | 2005-11-17 | Corrugated roller hot spraying production and restoring method |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005101013029A CN100406609C (en) | 2005-11-17 | 2005-11-17 | Corrugated roller hot spraying production and restoring method |
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| CN1766152A CN1766152A (en) | 2006-05-03 |
| CN100406609C true CN100406609C (en) | 2008-07-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102312057A (en) * | 2011-07-01 | 2012-01-11 | 山西太钢不锈钢股份有限公司 | Heat treating method for driving roll and driving gear of rolling mill |
| CN102719780B (en) * | 2012-06-26 | 2015-06-03 | 天津大学 | Engineering machinery hydraulic cylinder piston rod thermal spraying remanufacturing facility and automatic repairing control system |
| US20160010199A1 (en) * | 2012-07-11 | 2016-01-14 | General Electric Company | Processes and systems for depositing coating systems, and components coated therewith |
| CN107639526A (en) * | 2016-07-22 | 2018-01-30 | 上海大松瓦楞辊有限公司 | A kind of tungsten carbide spraying and surface polishing device for Corrugator roller |
| CN107052716A (en) * | 2017-03-31 | 2017-08-18 | 安徽再制造工程设计中心有限公司 | Tungsten carbide Corrugator roller manufacturing process |
| CN109234664A (en) * | 2018-11-16 | 2019-01-18 | 东莞协旭机械有限公司 | Corrugator roller surface heat treatment device and the heat treatment system for applying it |
| CN112962092A (en) * | 2021-02-05 | 2021-06-15 | 中国人民解放军第五七一九工厂 | Method for repairing abrasion of spline pipe sleeve teeth of aircraft engine |
| CN113278959B (en) * | 2021-04-23 | 2022-06-24 | 东华隆（广州）表面改质技术有限公司 | Production method of sink roll |
| CN114603929B (en) * | 2022-02-15 | 2024-05-24 | 红云红河烟草(集团)有限责任公司 | Tooth structure of groove (corrugated) paper forming press roller for cigarettes |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1222417A (en) * | 1997-04-25 | 1999-07-14 | 陈思 | Hot pressing repair of corrugated roller |
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- 2005-11-17 CN CNB2005101013029A patent/CN100406609C/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1222417A (en) * | 1997-04-25 | 1999-07-14 | 陈思 | Hot pressing repair of corrugated roller |
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Effective date of registration: 20171207 Address after: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee after: NEW MATERIALS RESEARCH INSTITUTE OF GUANGDONG PROVINCE Address before: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee before: Guangzhou Research Institute of Non-ferrous Metals |
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Effective date of registration: 20200901 Address after: No.106, first floor, building 72, Lihe science and technology industry center accelerator project, No.33, information Avenue South, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee after: Guangdong Yueke New Material Technology Co.,Ltd. Address before: 510651 Changxin Road, Guangzhou, Guangdong, No. 363, No. Patentee before: GUANGDONG INSTITUTE OF NEW MATERIALS |