CN102366875A - Method for manufacturing large rotary gear ring structural member for land scraper - Google Patents
Method for manufacturing large rotary gear ring structural member for land scraper Download PDFInfo
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- CN102366875A CN102366875A CN2011102305015A CN201110230501A CN102366875A CN 102366875 A CN102366875 A CN 102366875A CN 2011102305015 A CN2011102305015 A CN 2011102305015A CN 201110230501 A CN201110230501 A CN 201110230501A CN 102366875 A CN102366875 A CN 102366875A
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- gear ring
- steel plate
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Abstract
The invention discloses a method for manufacturing a large rotary gear ring structural member for a land scraper, which comprises the following steps of: firstly, producing a gear ring and a toothed panel, wherein the processing method of the gear ring specifically comprises the following steps of: cutting a proper steel plate from a section steel plate, coiling the proper steel plate into a ring shape and welding the head end and the tail end of the ring shape together; the processing method of the toothed panel comprises the steps of cutting a plurality of arc steel plates from the section steel plate and connecting the arc steel plates in series and welding in a splicing way to form a ring shape; secondly, coaxially welding the gear ring and the toothed panel together; thirdly, fixedly connecting a connecting mechanism on the gear ring and the toothed panel; fourthly, cutting on the toothed panel to form a tooth shape; and fifthly, carrying out heat treatment on the tooth shape. The method has the advantages that the gear ring is made of a thick steel plate coil; the toothed panel is formed by welding the arc steel plates in the splicing way, and thereby materials of the gear ring and the toothed panel can be cut by adopting the thick steel plate and blanked, the utilization rate of the materials can be greatly improved and the cost of the materials and the manufacturing cost are reduced.
Description
Technical field
The present invention relates to a kind of land leveller with big gyration gear ring structural member manufacturing approach.
Background technology
Big gyration gear ring structural member is mainly used on the land leveller in the engineering machinery, is the core component of land leveller, requires to have wear-resisting, impact-resistant good characteristic.Prior manufacturing method is to adopt forging method and gear ring profile of tooth not to heat-treat, and therefore have following deficiency: 1, waste material, manufacturing cost are high again; 2, anti-wear performance is poor, loses efficacy easily.
Summary of the invention
The invention provides land leveller with big gyration gear ring structural member manufacturing approach, it has overcome in the background technology land leveller with the existing deficiency of big gyration gear ring structural member manufacturing approach.
The technical scheme that is adopted that the present invention solves its technical problem is:
Land leveller is with big gyration gear ring structural member manufacturing approach, and it comprises:
Step 1 is used to prepare gear ring and flank of tooth plate, wherein:
Said gear ring processing method comprises: from the section bar steel plate, cut out a suitable steel plate, roll a suitable steel plate and become cast, cast head and the tail two ends weld together;
Said flank of tooth plate processing method comprises: from the section bar steel plate, cut out the polylith curved plate, the series connection of polylith curved plate is welded into annular;
Step 2 is used for gear ring and flank of tooth plate coaxial welding are in the same place;
Step 3 is used for affixed bindiny mechanism on gear ring and flank of tooth plate;
Step 4 is used on flank of tooth plate, cutting out profile of tooth;
Step 5 is used for the heat treatment profile of tooth.
Among one preferred embodiment: in the said step 1, from the section bar steel plate, cut out four curved plates, said four curved plate structures are identical.
Among one preferred embodiment: in the said step 1, the section bar steel plate of said gear ring and flank of tooth plate all adopts low-alloy high-tensile structural steel.
Among one preferred embodiment: in the said step 5, be used for profile of tooth heat treatment and adopt surface induction heat treatment.
Among one preferred embodiment: in the said step 5, be used for one by one toothed surfaces being carried out surface induction heat treatment.
The present technique scheme is compared with background technology, and it has following advantage:
Said gear ring adopts steel plate to roll into, and said flank of tooth plate adopts the curved plate welding to form, thereby makes the material of gear ring, flank of tooth plate can adopt the steel plate cutting stock, can improve stock utilization widely, reduces material cost and manufacturing cost;
Said profile of tooth adopts cutting to form, and toothed surfaces is carried out surface induction heat treatment, can form the structure of " tough in firm " outward, improves flank of tooth abrasive resistance and impact resistance.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Fig. 1 has illustrated suitable steel plate sketch map.
Fig. 2 has illustrated the gear ring sketch map.
Fig. 3 has illustrated the curved plate sketch map.
Fig. 4 has illustrated flank of tooth plate sketch map.
Fig. 5 has illustrated the sketch map that gear ring and flank of tooth plate weld together.
Fig. 6 has illustrated the sketch map that is welded to connect on gear ring and the flank of tooth plate after the mechanism.
Fig. 7 has illustrated big gyration gear ring structural member sketch map.
The specific embodiment
Land leveller is with big gyration gear ring structural member manufacturing approach, and it comprises:
Step 1 is used to prepare gear ring and flank of tooth plate, wherein:
Please refer to Fig. 1 and Fig. 2, said gear ring 10 processing methods comprise: from the section bar steel plate, cut out a suitable steel plate 10 ', roll a suitable steel plate 10 ' and become cast, cast head and the tail two ends weld together into gear ring 10;
Please refer to Fig. 3 and Fig. 4, said flank of tooth plate 20 processing methods comprise: from the section bar steel plate, cut out four curved plates 20 ', said four curved plate 20 ' structures are identical all to be quadrant, and the series connection of polylith curved plate is welded into annular to become flank of tooth plate 20;
Step 2 is please referred to Fig. 5, is used for gear ring 10 and flank of tooth plate 20 coaxial welding are in the same place;
Step 3 is please referred to Fig. 6, is used for affixed bindiny mechanism 30 on gear ring 10 and flank of tooth plate 20;
Step 4 is please referred to Fig. 7, is used on flank of tooth plate 20, cutting out profile of tooth 21;
Step 5 is used for one by one toothed surfaces being carried out surface induction heat treatment.
The section bar steel plate of said gear ring and flank of tooth plate all adopts the steel plate of low-alloy high-tensile structural steel.
Among the present embodiment; Said bindiny mechanism 30 axially is symmetrical set; And comprise two be welded on the hanger seat 31 of gear ring 10, respectively be installed in two hanger seats 31 about pipe 32,33, be fixed in the left and right sides plate 34,35 of gear ring 10 respectively, the left and right sides floor 36,37, that is fixed in gear ring 10 respectively is installed on two left and right sides plates 34,35 crossbeam 38 and about end sheet 39; End sheet 39 affixed left and right sides plate 34,35 and left and right sides floor 36,37 respectively about said; Pipe props up and holds two ends that also are installed in entablature 38 respectively on 32,33 about said, side after the plate 34,35 of the affixed left and right sides of side difference before the said left and right sides floor 36,37.This area designer also can be provided with bindiny mechanism 30 according to the demand of oneself.
Among the present embodiment; Said gear ring adopts steel plate to roll into, and said flank of tooth plate adopts the slab welding of four quadrants to form, thereby makes the material of gear ring, flank of tooth plate can adopt steel plate flame cutting stock; Clout is few; Can improve stock utilization widely, stock utilization is high more than forging, can reduce material cost and manufacturing cost.Gear ring and flank of tooth plate all adopt low-alloy high-tensile structural steel, guarantee the welding performance of gear ring and other structural member.Profile of tooth adopts the cutting of accurate digital control flame cutting machine to form; Again toothed surfaces is carried out surface induction heat treatment, can form the structure of " tough in firm " outward, can improve flank of tooth abrasive resistance and impact resistance; Thermal treatment quality is reliable and stable, and case hardness is greater than 35HRC.
The above is merely preferred embodiment of the present invention, so can not limit the scope that the present invention implements according to this, the equivalence of promptly doing according to claim of the present invention and description changes and modifies, and all should still belong in the scope that the present invention contains.
Claims (5)
1. land leveller is with big gyration gear ring structural member manufacturing approach, and it is characterized in that: it comprises:
Step 1 is used to prepare gear ring and flank of tooth plate, wherein:
Said gear ring processing method comprises: from the section bar steel plate, cut out a suitable steel plate, roll a suitable steel plate and become cast, cast head and the tail two ends weld together;
Said flank of tooth plate processing method comprises: from the section bar steel plate, cut out the polylith curved plate, the series connection of polylith curved plate is welded into annular;
Step 2 is used for gear ring and flank of tooth plate coaxial welding are in the same place;
Step 3 is used for affixed bindiny mechanism on gear ring and flank of tooth plate;
Step 4 is used on flank of tooth plate, cutting out profile of tooth;
Step 5 is used for the heat treatment profile of tooth.
2. land leveller according to claim 1 is characterized in that with big gyration gear ring structural member manufacturing approach: in the said step 1, from the section bar steel plate, cut out four curved plates, said four curved plate structures are identical.
3. land leveller according to claim 1 is characterized in that with big gyration gear ring structural member manufacturing approach: in the said step 1, the section bar steel plate of said gear ring and flank of tooth plate all adopts low-alloy high-tensile structural steel.
According to claim 1 or 2 or 3 described land levellers with big gyration gear ring structural member manufacturing approach, it is characterized in that: in the said step 5, be used for profile of tooth heat treatment and adopt surface induction heat treatment.
5. land leveller according to claim 4 is characterized in that with big gyration gear ring structural member manufacturing approach: in the said step 5, be used for one by one toothed surfaces being carried out surface induction heat treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110230501.5A CN102366875B (en) | 2011-08-10 | 2011-08-10 | Method for manufacturing large rotary gear ring structural member for land scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110230501.5A CN102366875B (en) | 2011-08-10 | 2011-08-10 | Method for manufacturing large rotary gear ring structural member for land scraper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102366875A true CN102366875A (en) | 2012-03-07 |
| CN102366875B CN102366875B (en) | 2014-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110230501.5A Active CN102366875B (en) | 2011-08-10 | 2011-08-10 | Method for manufacturing large rotary gear ring structural member for land scraper |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019501A (en) * | 2015-05-15 | 2015-11-04 | 洛阳沐阳矿山机械有限公司 | Large type excavator rotation gear ring of new structure |
| CN112427887A (en) * | 2020-10-31 | 2021-03-02 | 青岛双源钢结构有限公司 | Machining process of flange plate |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2357815A (en) * | 1999-12-27 | 2001-07-04 | Valeo | A synchronising ring made by superimposed moulding |
| US6547052B1 (en) * | 1998-11-23 | 2003-04-15 | Ina Walzlager Schaeffler Ohg | Synchronizing ring which is shaped without cutting |
| CN201057258Y (en) * | 2007-07-20 | 2008-05-07 | 中材建设有限公司 | Macrotype tooth ring used for rotary machine |
| CN101509063A (en) * | 2008-12-24 | 2009-08-19 | 中信重工机械股份有限公司 | Process for quenching hard-tooth surface canine tooth loop intermediate-frequency edge roller seating space |
| CN101900196A (en) * | 2009-05-27 | 2010-12-01 | 华新水泥股份有限公司 | Large welded gear and process method for manufacturing same |
| CN101898297A (en) * | 2010-04-15 | 2010-12-01 | 南通振华重型装备制造有限公司 | Manufacturing method of large-size welding type carburizing and quenching gear |
-
2011
- 2011-08-10 CN CN201110230501.5A patent/CN102366875B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6547052B1 (en) * | 1998-11-23 | 2003-04-15 | Ina Walzlager Schaeffler Ohg | Synchronizing ring which is shaped without cutting |
| GB2357815A (en) * | 1999-12-27 | 2001-07-04 | Valeo | A synchronising ring made by superimposed moulding |
| CN201057258Y (en) * | 2007-07-20 | 2008-05-07 | 中材建设有限公司 | Macrotype tooth ring used for rotary machine |
| CN101509063A (en) * | 2008-12-24 | 2009-08-19 | 中信重工机械股份有限公司 | Process for quenching hard-tooth surface canine tooth loop intermediate-frequency edge roller seating space |
| CN101900196A (en) * | 2009-05-27 | 2010-12-01 | 华新水泥股份有限公司 | Large welded gear and process method for manufacturing same |
| CN101898297A (en) * | 2010-04-15 | 2010-12-01 | 南通振华重型装备制造有限公司 | Manufacturing method of large-size welding type carburizing and quenching gear |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019501A (en) * | 2015-05-15 | 2015-11-04 | 洛阳沐阳矿山机械有限公司 | Large type excavator rotation gear ring of new structure |
| CN112427887A (en) * | 2020-10-31 | 2021-03-02 | 青岛双源钢结构有限公司 | Machining process of flange plate |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102366875B (en) | 2014-05-14 |
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