CN101994328B - Method for making counterweight for excavator - Google Patents
Method for making counterweight for excavator Download PDFInfo
- Publication number
- CN101994328B CN101994328B CN201010522307XA CN201010522307A CN101994328B CN 101994328 B CN101994328 B CN 101994328B CN 201010522307X A CN201010522307X A CN 201010522307XA CN 201010522307 A CN201010522307 A CN 201010522307A CN 101994328 B CN101994328 B CN 101994328B
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- Prior art keywords
- counterweight
- cement block
- prefabricated cement
- prefabricated
- making
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000000034 method Methods 0.000 title abstract description 11
- 239000004568 cement Substances 0.000 claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 claims abstract description 42
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 28
- 239000010959 steel Substances 0.000 claims abstract description 28
- 238000003466 welding Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000010276 construction Methods 0.000 claims description 23
- 238000011049 filling Methods 0.000 abstract description 7
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 2
- 238000007605 air drying Methods 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000009924 canning Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 other ore Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004260 weight control Methods 0.000 description 1
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Abstract
The invention discloses a method for making a counterweight for an excavator, which is characterized by comprising the following steps of: firstly, welding and constructing a prefabricated cement block steel frame structure, and arranging the welded prefabricated cement block steel frame structure in a mould; secondly, filling a material to be filled into the mould, air drying after the filling is finished, then demoulding to obtain a prefabricated cement block, finishing the prefabricated cement block, and protruding the prefabricated cement block steel frame structure from the cement block; thirdly, making a counterweight shell panel and sealing plate; fourthly, welding the counterweight shell panel and the prefabricated cement block steel frame structure together, and filling cement in a gap at the joint of the counterweight shell panel and the prefabricated cement block and air drying; and fifthly, assembling and welding the counterweight shell sealing plate and panel, as well as the prefabricated cement block steel frame structure together, then coating and finishing the making of the counterweight. By dividing the counterweight making into prefabricated cement block making and counterweight shell making, the invention enables a counterweight shell not to be easy to deform, ensures the quality of the counterweight shell and enhances the production efficiency.
Description
Technical field
The present invention relates to a kind of counterweight manufacturing approach, be specifically related to a kind of counterweight manufacturing approach that is used for excavator.
Background technology
The main purpose of excavator is a digging material and transfer to the emptying point from the face of land, goes back to excavation site after the discharging again, repeats.The excavator that generally uses at present is a hydraulic crawler excavator, has construction maneuverability, advantage that efficient is high, thereby is widely used in the occasions such as foundation dredging and the cleaning after the completion, urban duct laying, construction of water conservancy works of building construction.Excavator generally is made up of several parts such as equipment, slewing equipment, running gear and control device, and slewing equipment and running gear are the bodies of excavator, and equipment is transferred on slewing equipment, and slewing equipment is fixed on the underframe of running gear.Said equipment is a device of directly accomplishing mining task, partly be made up of swing arm, dipper, scraper bowl etc., thereby swing arm rises and falls, dipper stretches and scraper bowl rotates the completion mining task.
At present, excavator is in operation process, and the swing of machine generally all need be disposed counterweight during for the balance excavator operation.Traditional counterweight mode of production is a can cement mixed pulp in the good counterweight housing of welding, and whole then placement is waited for and being solidified.Referring to shown in Figure 1, counterweight comprises a counterweight housing 1, offers filling exit 2 on the counterweight housing 1, and manufacturing process is: after counterweight housing welding is accomplished, the cement mixing slurry is injected in the counterweight housing until reaching specified wt from filling exit, dry then, sealing of hole.Though the said method technological process is comparatively simple, and is easy to operate, can adapt to general production demand; But this mode of production is the building formula mode of production; Have following point: 1. can thing cement mixing slurry pushes the counterweight housing, and housing distortion is serious, difficult quality guarantee; 2. need carry out the can adjustment during each counterweight can, the Weight control difficulty; 3. it is low to make production efficiency; 4. cause the production scene filthy in the manufacture process, management is also comparatively difficult; 5. this canning means is the building formula mode of production, and counterweight welding, coating process then adopt the industrial flow-line formula mode of production, and both combine difficulty, and the industrialized mass difficulty is bigger.
Summary of the invention
The object of the invention provides a kind of counterweight manufacturing approach that is used for excavator, uses this method, makes the counterweight housing not yielding, and quality is guaranteed, and has improved production efficiency.
For achieving the above object, the technical scheme that the present invention adopts is: a kind of counterweight manufacturing approach that is used for excavator comprises the following steps:
(1) prefabricated cement block steel skeleton construction is built in welding, and the prefabricated cement block steel skeleton construction after will having welded is positioned in the mould;
(2) material to be filled is poured in the said mould, can is dried after finishing, and the demoulding then obtains prefabricated cement block and to its finishing, makes prefabricated cement block steel skeleton construction protrude cement block;
(3) make counterweight case panel and shrouding;
(4) counterweight case panel and prefabricated cement block steel skeleton construction are welded, the gap employing cement of counterweight case panel and prefabricated cement block junction is filled up and is dried;
(5) with counterweight housing shrouding and panel and prefabricated cement block steel skeleton construction assembly welding, the counterweight manufacturing is accomplished in application then.
In the technique scheme; Said counterweight manufacturing is decomposed into prefabricated cement block manufacturing and housing manufacturing, and prefabricated cement block manufacturing replaces before traditional grouting formula produces, promptly by actual required counterweight shape; Prefabricated at precasting yard; As parts of counterweight, incorporate counterweight production into, said prefabricated cement block; Be with one or more and cement in yellow sand, ore in sand form, iron ore, bolognian stone, other ore, iron and steel or other tubulose material proportioning by a certain percentage; Concrete can material after the preparation is filled into prefabricated forming in the mould that inside is placed with prefabricated cement block steel skeleton construction, and concrete fill material and proportioning are according to the actual density requirement and decide, to reach the requirement of difformity, Different Weight.When counterweight is made, the can material is poured in the mould of putting up, process prefabricated cement block; Prefabricated cement block can be an integral body, also can be the combination of several prefabricated cement blocks separately, in making prefabricated cement block process; Through making up various counterweight inner structural members such as mount pad, lifting seat prefabricated in the lump; Shortened the Workshop Production link of counterweight, prefabricated cement block shape is with inclined to one side 10～40mm in the counterweight housing profile, and prefabricated cement block steel skeleton construction constitutes the reservation pad around protruding prefabricated cement block; Be used for counterweight capping component such as counterweight case panel and counterweight housing shrouding assembly welding successively, accomplish the manufacturing of counterweight.
Because the technique scheme utilization, the present invention compared with prior art has advantage:
1. the present invention is through being decomposed into the counterweight manufacturing prefabricated cement block manufacturing and the manufacturing of counterweight housing; Carry out prefabricated cement block production earlier, and will produce good prefabricated cement block and counterweight housing and carry out assembly welding, accomplish the counterweight manufacturing; Compare with counterweight manufacturing approach in the past; Need not again the can material directly to be poured into the counterweight housing, solved the can material and directly poured into the counterweight housing and cause the counterweight housing distortion, the problem that weight mass can't guarantee;
2. but the prefabricated production of can scale of the prefabricated cement block among the present invention has improved production efficiency, and filling quality is stable;
3. can is transferred to precasting yard and carries out, and has got rid of the can of counterweight housing production department and has polluted, and helps production management;
4. the present invention has changed the traditional building formula production method of counterweight manufacturing, is fit to large-scale industrialization production.
Description of drawings
Fig. 1 is a counter weight construction sketch map in the prior art;
Fig. 2 is a prefabricated cement block sketch map in the embodiment of the invention one;
Fig. 3 is a counterweight case panel sketch map in the embodiment of the invention one;
Fig. 4 is a shrouding sketch map in the embodiment of the invention one;
Fig. 5 is the schematic flow sheet of the embodiment of the invention one.
Wherein: 1, counterweight housing; 2, filling exit; 3, prefabricated cement block; 4, panel; 5, shrouding.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further described:
Embodiment one: referring to shown in Figure 1, a kind of counterweight manufacturing approach that is used for excavator comprises the following steps:
(1) prefabricated cement block steel skeleton construction is built in welding, and the prefabricated cement block steel skeleton construction after will having welded is positioned in the mould;
(2) material to be filled is poured in the said mould, can is dried after finishing, and the demoulding then obtains prefabricated cement block 3 and to its finishing, makes prefabricated cement block steel skeleton construction protrude cement block;
(3) make counterweight case panel 4 and shrouding 5;
(4) counterweight case panel 4 and prefabricated cement block steel skeleton construction are welded, counterweight case panel 4 is filled up with the gap employing cement of prefabricated cement block 3 junctions and is dried;
(5) with counterweight housing shrouding 5 and panel 4 and prefabricated cement block steel skeleton construction assembly welding, the counterweight manufacturing is accomplished in application then.
When counterweight was made, at first prefabricated cement block steel skeleton construction was built in welding, and the prefabricated cement block steel skeleton construction that will put up is put into mould; Material to be filled is poured in the mould, be made into prefabricated cement block 3, make prefabricated cement block steel frame protrude cement block certain-length; In the practical operation, protrude 50mm as required approximately, the prefabricated cement block of making is repaired; After grouting and drying, shear finishing, be convenient to prefabricated cement block 3 is realized and the welding of panel 4 through steel frame, again counterweight case panel 4 and prefabricated cement block 3 are welded according to actual required size; Panel 4 adopts quick hardening cement to fill up with the gap of prefabricated cement block 3 junctions, then counterweight housing shrouding 5 and panel 4 and prefabricated cement block steel skeleton construction is carried out assembly welding, application again; The completion counterweight is made; Make the counterweight that finally completes solid, the counterweight total quality has been guaranteed in no gap.
Claims (1)
1. a counterweight manufacturing approach that is used for excavator is characterized in that, comprises the following steps:
(1) prefabricated cement block steel skeleton construction is built in welding, and the prefabricated cement block steel skeleton construction after will having welded is positioned in the mould;
(2) material to be filled is poured in the said mould, can is dried after finishing, and the demoulding then obtains prefabricated cement block (3) and to its finishing, makes prefabricated cement block steel skeleton construction protrude cement block;
(3) make counterweight case panel (4) and shrouding (5);
(4) counterweight case panel (4) and prefabricated cement block steel skeleton construction are welded, counterweight case panel (4) is filled up with the gap employing cement of prefabricated cement block (3) junction and is dried;
(5) with counterweight housing shrouding (5) and panel (4) and prefabricated cement block steel skeleton construction assembly welding, the counterweight manufacturing is accomplished in application then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010522307XA CN101994328B (en) | 2010-10-28 | 2010-10-28 | Method for making counterweight for excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010522307XA CN101994328B (en) | 2010-10-28 | 2010-10-28 | Method for making counterweight for excavator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101994328A CN101994328A (en) | 2011-03-30 |
| CN101994328B true CN101994328B (en) | 2012-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010522307XA Expired - Fee Related CN101994328B (en) | 2010-10-28 | 2010-10-28 | Method for making counterweight for excavator |
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| Country | Link |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133599B (en) * | 2013-02-27 | 2015-10-28 | 中联重科股份有限公司 | Counterweight and method for manufacturing counterweight |
| CN103510563B (en) * | 2013-10-23 | 2015-12-09 | 柳州柳工挖掘机有限公司 | The manufacture method of counter weight of excavator |
| CN104358283B (en) * | 2014-11-05 | 2016-09-07 | 合肥永升机械有限公司 | The Combined balance weight detachably reclaimed for excavator |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1137484A (en) * | 1995-06-08 | 1996-12-11 | 牟平铜矿 | Engineering machinery weight counterbalance block and its manufacturing method |
| CN1540132A (en) * | 2003-10-29 | 2004-10-27 | 金成群 | Method for manufacturing balanced weight body of oil pumping unit |
| CN101108572A (en) * | 2006-07-17 | 2008-01-23 | 谢贵根 | Front-end weight block of tractor and manufacturing method thereof |
| CN101508065A (en) * | 2009-03-23 | 2009-08-19 | 青岛地恩地材料科技有限公司 | Weight clump manufacturing method |
| CN101633469A (en) * | 2008-07-25 | 2010-01-27 | 黄俊铭 | Counterweight block and manufacturing method thereof |
-
2010
- 2010-10-28 CN CN201010522307XA patent/CN101994328B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1137484A (en) * | 1995-06-08 | 1996-12-11 | 牟平铜矿 | Engineering machinery weight counterbalance block and its manufacturing method |
| CN1540132A (en) * | 2003-10-29 | 2004-10-27 | 金成群 | Method for manufacturing balanced weight body of oil pumping unit |
| CN101108572A (en) * | 2006-07-17 | 2008-01-23 | 谢贵根 | Front-end weight block of tractor and manufacturing method thereof |
| CN101633469A (en) * | 2008-07-25 | 2010-01-27 | 黄俊铭 | Counterweight block and manufacturing method thereof |
| CN101508065A (en) * | 2009-03-23 | 2009-08-19 | 青岛地恩地材料科技有限公司 | Weight clump manufacturing method |
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| Publication number | Publication date |
|---|---|
| CN101994328A (en) | 2011-03-30 |
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