CN102444575A - Wear plate for pumping concrete, manufacturing method of wear plate and concrete pump equipped with wear plate - Google Patents
Wear plate for pumping concrete, manufacturing method of wear plate and concrete pump equipped with wear plate Download PDFInfo
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- CN102444575A CN102444575A CN2011104354694A CN201110435469A CN102444575A CN 102444575 A CN102444575 A CN 102444575A CN 2011104354694 A CN2011104354694 A CN 2011104354694A CN 201110435469 A CN201110435469 A CN 201110435469A CN 102444575 A CN102444575 A CN 102444575A
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- cladding layer
- glasses plate
- concrete pumping
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- wear plate
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Abstract
The invention provides a wear plate for pumping concrete, a manufacturing method of the wear plate and a concrete pump equipped with the wear plate. The wear plate for pumping concrete provided by the invention comprises a substrate, wherein two through holes are arranged on the substrate; a wear-resistant material cladding is arranged on the substrate; the cladding comprises a first cladding; and the first cladding is arranged on the hole walls of the through holes. The concrete pump provided by the invention comprises the wear plate for pumping concrete. According to the method for manufacturing the wear plate for pumping concrete provided by the invention, the wear plate for pumping concrete is provided, the cladding is arranged on the substrate by a laser cladding process, the cladding comprises the first cladding and the first cladding is arranged on the hole walls of the through holes. According to the wear plate for pumping concrete, the manufacturing method of the wear plate and the concrete pump equipped with the wear plate provided by the invention, the wear resistance of the wear plate is improved, the integral shock resistance of the wear plate is improved and the service life of the wear plate is prolonged.
Description
Technical field
The present invention relates to the constructional engineering machinery field, more specifically, relate to a kind of concrete pumping with glasses plate and production method thereof and have its concrete pump.
Background technique
Glasses plate is at pump truck, drags a kind of easily damaged parts that uses on the concrete pumps such as pump, Vehicle loaded pump, and be the important step that influences the concrete pump total quality working life of glasses plate always.
Along with the pumping of the concreting machinery direction towards generous amount, high pressure develops, to concrete pumping with glasses plate require increasingly high.
At first, to its abrasive resistance require increasingly high, from several thousand sides to 2 ten thousand sides originally, till now 4-6 ten thousand sides again, this requires to adopt better high-abrasive material.
Secondly, require more next high to its shock resistance and anti-shear performance.Because the applying working condition very severe of glasses plate, endoporus bears the compression shock of high pressure concrete, and cutting surface will bear the extrusion friction of cutting ring.Especially when the large-size concrete aggregate was stuck between cutting ring and the glasses plate, the glasses plate cutting surface will together cut off concrete aggregate with cutting ring and guarantee normally carrying out of pumping.This just requires glasses plate that certain anti-anti-circulating pressure impact and anti-high tenacity shear resistant must be arranged.
At last, above factor also causes requiring increasingly high to the fabricating cost of glasses plate.
As shown in Figure 1, existing glasses plate comprises glasses plate matrix 10 ', cemented carbide liner plate 20 ', overlay cladding 30 ', carbide ring 40 '.Wherein, carbide ring 40 ' is embedded on the glasses plate matrix 10 ' with the brazing mode, can integral manufacturing, and also can be assembled by polylith; Liner plate 20 ' is fixed on the glasses plate matrix 10 ' with the method for brazing or soldering, and is same, and liner plate 20 ' can integral manufacturing, also can be assembled by polylith; Overlay cladding 30 ' adopts the wear resistance electrode built-up welding to form.
The mode that multiple manufacturing glasses plate is arranged in the existing technology, for example, the glasses plate that adopts whole hard alloy to make, but this glasses plate cost is expensive.For another example; Adopt the way of casting to come the production glasses plate; The pouring metal melt of the wearing layer material that is about to prepare is treated wearing layer molten metal cooling back and steel billet castingin together in the sand mold that is placed with steel billet, but because sand casting process is difficult to eliminate fully casting defect; And the metallurgical junction of wearing layer and matrix is made a concerted effort not strong, and wearing layer and matrix are difficult to guarantee the intensity and the wear resistance of glasses plate.Also have in the existing technology hard alloy blocks, carbide ring etc. is fixed on the mode on the mother metal through modes such as castingin, welding, but easily because the mass defect of weld causes the inefficacy in advance of cemented carbide.In addition, the glasses plate that adopts modes such as machinery assembling, star-like nail to make can cause cemented carbide embrittlement under the cutting of cutting ring is impacted to collapse piece and lost efficacy.
Summary of the invention
The object of the invention is to provide the low concrete pumping of a kind of abrasive resistance height and cost with glasses plate and production method and concrete pump thereof.
According to an aspect of the present invention, provide a kind of concrete pumping to use glasses plate, comprised matrix, matrix is provided with two through holes, and matrix is provided with the high-abrasive material cladding layer, and cladding layer comprises first cladding layer, and first cladding layer is arranged on the hole wall of through hole.
Further, cladding layer also comprises second cladding layer, second cladding layer be arranged on the face preparation of matrix and be positioned at through hole around.
Further, matrix has a plurality of first step troughs around through hole, and cladding layer has first ladder surface that combines with a plurality of first step troughs.
Further, matrix has dovetail groove around through hole, and cladding layer has the trapezoidal faces that combines with dovetail groove.
Further, form cladding layer through laser melting and coating process.
Further, the thickness of cladding layer is T1, wherein, and 0.5mm≤T1≤4mm.
Further, the hardness of cladding layer is greater than or equal to 55HRC.
Further, high-abrasive material is a kind of or two or more the combination arbitrarily in them in cemented carbide, Tungsten carbite, aluminium oxide, nickel-base alloy, chromium-base alloy, rich chromium cast iron, ferrous alloy, the cobalt base alloy.
Further, high-abrasive material is a form of powdery particles or thread.
According to another aspect of the present invention, a kind of concrete pump is provided, has comprised that aforesaid concrete pumping uses glasses plate.
According to a further aspect of the invention; A kind of method of making concrete pumping with glasses plate is provided; It is that aforesaid concrete pumping is used glasses plate that concrete pumping uses glasses plate; Through laser melting and coating process cladding layer is set on matrix, cladding layer comprises first cladding layer, and first cladding layer is arranged on the hole wall of through hole of matrix.
Concrete pumping according to the present invention is with glasses plate and production method thereof and have its concrete pump; The cladding layer of high-abrasive material is set on matrix; Improved the wear-resisting property of glasses plate, and the whole impact resistance of glasses plate is got a promotion, prolong the working life of glasses plate.In addition, adopt glasses plate of the present invention, need not use expensive hard alloy blocks or wear resistance electrode, cost of material reduces.
Description of drawings
The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of available coagulation soil pumping with glasses plate;
Fig. 2 be Fig. 1 A '-A ' to the sectional structure schematic representation;
Fig. 3 is the structural representation of concrete pumping according to the present invention with glasses plate;
Fig. 4 be Fig. 3 A-A to the first sectional structure schematic representation;
Fig. 5 be Fig. 3 A-A to the second sectional structure schematic representation;
Fig. 6 be Fig. 3 A-A to the 3rd sectional structure schematic representation;
Fig. 7 be Fig. 3 A-A to the 4th sectional structure schematic representation; And
Fig. 8 be Fig. 3 B-B to the sectional structure schematic representation.
Embodiment
Below with reference to accompanying drawing and combine embodiment to specify the present invention.
Like Fig. 3 and shown in Figure 4, concrete pumping according to the present invention is used glasses plate, comprises matrix 10; Matrix 10 is provided with two through holes 30; Matrix 10 is provided with high-abrasive material cladding layer 20, and cladding layer 20 comprises that first cladding layer, 21, the first cladding layers 21 are arranged on the hole wall of through hole 30.
Concrete pumping of the present invention is used glasses plate, and the cladding layer 20 of high-abrasive material is set on matrix 10, has improved the wear-resisting property of glasses plate, and the whole impact resistance of glasses plate is got a promotion, and prolong the working life of glasses plate.In addition, adopt glasses plate of the present invention, need not use expensive hard alloy blocks or wear resistance electrode, so cost of material reduces.
In the present embodiment, form cladding layer 20 through laser melting and coating process.Cladding layer 20 comprises that first cladding layer, 21, the first cladding layers 21 are arranged on the hole wall of through hole 30.Cladding layer 20 also comprise work cutting surface that second cladding layer, 22, the second cladding layers 22 are arranged on matrix 10 go up and be positioned at through hole 30 around.
According to one embodiment of present invention, cladding layer 20 adopts high power laser light that the high-abrasive material cladding is formed first cladding layer 21 on the hole wall of through hole 30 through laser melting and coating process, improves the hole wall wear resistance of through hole 30.
In the present embodiment, the thickness of cladding layer 20 is T1, wherein, and 0.5mm≤T1≤4mm.The hardness of cladding layer 20 is greater than or equal to 55HRC.The high-abrasive material that forms cladding layer 20 is a kind of in cemented carbide, Tungsten carbite, aluminium oxide, nickel-base alloy, chromium-base alloy, rich chromium cast iron, ferrous alloy, the cobalt base alloy or two or more the combination in them.
Wherein, first cladding layer 21 and second cladding layer 22 can be distinguished cladding on matrix 10, also can whole cladding on matrix 10.Preferably,, matrix 10 is carried out whole cladding, form a whole cladding layer that comprises first cladding layer 21 and second cladding layer 22 when first cladding layer 21 and second cladding layer 22 are arranged on 10 last times of matrix simultaneously.
To shown in Figure 8, cladding layer 20 has multiple combining structure with matrix 10 like Fig. 4.
Like Fig. 4 and shown in Figure 8, first embodiment that cladding layer 20 according to the present invention combines with matrix 10, matrix 10 has first step trough around through hole 30, and cladding layer 20 has a plurality of first ladder surfaces and combines with first step trough.Under the prerequisite that processing technology allows, adopt this kind combining structure can strengthen the adhesive strength of cladding layer 20 and matrix 10.
Second embodiment as shown in Figure 5, that cladding layer 20 according to the present invention combines with matrix 10, cladding layer 20 adopts barb-shaped combining structure with matrix 10.Cross section integral body at the A-A place of cladding layer 20 is trapezoidal, and it stretches into through hole 30 1 ends and has the hook-type extension part, to strengthen adhesive strength.
The 3rd embodiment as shown in Figure 6, that cladding layer 20 according to the present invention combines with matrix 10, matrix 10 has dovetail groove on the edge away from bridge of the nose district of through hole 30, and cladding layer 20 has trapezoidal faces and combines with dovetail groove.In the present embodiment, the thickness of cladding layer 20 plays the attenuation gradually of outward extending direction along the end that cladding layer 20 stretches into through hole 30.
The 4th embodiment as shown in Figure 7, that cladding layer 20 according to the present invention combines with matrix 10, matrix 10 has dovetail groove on the edge away from bridge of the nose district of through hole 30, and cladding layer 20 has trapezoidal faces and combines with dovetail groove.In the present embodiment, the thickness of cladding layer 20 plays outward extending direction progressive additive along the end that cladding layer 20 stretches into through hole 30.
In four embodiments that aforementioned four cladding layers 20 combine with matrix 10, through hole 30 surface attachment be second cladding layer 22 of cladding layer 20, combine as a whole at the end of second cladding layer 22 with first cladding layer 21.Have groove on the surface of matrix 10, an end of first cladding layer 21 is in groove, and its other end protrudes this groove, thereby protection matrix 10 is not worn.
The present invention also provides a kind of concrete pump, comprises that concrete pumping uses glasses plate, and it is that aforesaid concrete pumping is used glasses plate that concrete pumping uses glasses plate.
The present invention also provides a kind of method of making concrete pumping with glasses plate; It is that aforesaid concrete pumping is used glasses plate that concrete pumping uses glasses plate; Through laser melting and coating process cladding layer is set on matrix; Cladding layer comprises first cladding layer, and first cladding layer is arranged on the hole wall of through hole of matrix.
From above description, can find out that the above embodiments of the present invention have realized following technique effect:
The present invention is provided with the cladding layer of high-abrasive material on the matrix of glasses plate, improved the wear-resisting property of glasses plate, and the whole impact resistance of glasses plate is got a promotion, and prolong the working life of glasses plate.In addition, adopt glasses plate of the present invention, need not use expensive hard alloy blocks or wear resistance electrode, cost of material reduces.The high-abrasive material of the mode cladding different-thickness of reducing is adopted in the through hole, and promptly cladding layer changes along the thickness of the thickness direction of glasses plate, can improve the friction durability in aperture.In addition, can not grooving on the matrix of the present invention, directly the certain thickness high-abrasive material of cladding on flat matrix reaches usage requirement, to save the use amount of high-abrasive material, saves grooving technology simultaneously, enhances productivity.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a concrete pumping is used glasses plate; Comprise matrix (10); Said matrix (10) is provided with two through holes (30), it is characterized in that, said matrix (10) is provided with high-abrasive material cladding layer (20); Said cladding layer (20) comprises first cladding layer (21), and said first cladding layer (21) is arranged on the hole wall of said through hole (30).
2. concrete pumping according to claim 1 is used glasses plate; It is characterized in that; Said cladding layer (20) also comprises second cladding layer (22), said second cladding layer (22) be arranged on the face preparation of said matrix (10) and be positioned at said through hole (30) around.
3. concrete pumping according to claim 1 is used glasses plate; It is characterized in that; Said matrix (10) has a plurality of first step troughs around said through hole (30), said cladding layer (20) has first ladder surface that combines with a plurality of said first step troughs.
4. concrete pumping according to claim 1 is used glasses plate, it is characterized in that, said matrix (10) has dovetail groove around said through hole (30), and said cladding layer (20) has the trapezoidal faces that combines with said dovetail groove.
5. concrete pumping according to claim 1 is used glasses plate, it is characterized in that, forms said cladding layer (20) through laser melting and coating process.
6. concrete pumping according to claim 5 is used glasses plate, it is characterized in that, the thickness of said cladding layer (40) is T1, wherein, and 0.5mm≤T1≤4mm.
7. concrete pumping according to claim 5 is used glasses plate, it is characterized in that, the hardness of said cladding layer (40) is greater than or equal to 55HRC.
8. concrete pumping according to claim 5 is used glasses plate; It is characterized in that said high-abrasive material is a kind of or two or more the combination arbitrarily in them in cemented carbide, Tungsten carbite, aluminium oxide, nickel-base alloy, chromium-base alloy, rich chromium cast iron, ferrous alloy, the cobalt base alloy.
9. concrete pumping according to claim 5 is used glasses plate, it is characterized in that, said high-abrasive material is a form of powdery particles or thread.
10. concrete pump comprises that concrete pumping uses glasses plate, it is characterized in that said concrete pumping uses glasses plate to use glasses plate as each described concrete pumping in the claim 1 to 9.
11. method of making concrete pumping with glasses plate; It is characterized in that; Said concrete pumping uses glasses plate to use glasses plate as each described concrete pumping in the claim 1 to 10; Through laser melting and coating process cladding layer is set on matrix, said cladding layer comprises first cladding layer, and first cladding layer is arranged on the hole wall of through hole of matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104354694A CN102444575A (en) | 2011-12-22 | 2011-12-22 | Wear plate for pumping concrete, manufacturing method of wear plate and concrete pump equipped with wear plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104354694A CN102444575A (en) | 2011-12-22 | 2011-12-22 | Wear plate for pumping concrete, manufacturing method of wear plate and concrete pump equipped with wear plate |
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| CN102444575A true CN102444575A (en) | 2012-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011104354694A Pending CN102444575A (en) | 2011-12-22 | 2011-12-22 | Wear plate for pumping concrete, manufacturing method of wear plate and concrete pump equipped with wear plate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939327A (en) * | 2014-04-15 | 2014-07-23 | 四川中物泰沃新材料有限公司 | Wear plate for concrete pump truck and manufacturing method of wear plate |
| CN113586384A (en) * | 2021-07-27 | 2021-11-02 | 中联重科股份有限公司 | Method for manufacturing glasses plate, glasses plate and manufacturing system |
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| US20060120906A1 (en) * | 2002-12-24 | 2006-06-08 | Han Lacksu | Structure and the manufacturing method for friction parts on concrete pump |
| CN1963202A (en) * | 2006-12-08 | 2007-05-16 | 三一重工股份有限公司 | Wearable glasses plate and wearable cutting ring |
| KR100789916B1 (en) * | 2006-08-25 | 2008-01-02 | 주식회사 티엠시 | A duo-casted and bonded wear plate for concreate pump car and a method thereof |
| CN101158347A (en) * | 2007-11-16 | 2008-04-09 | 三一重工股份有限公司 | Glasses plate and cutting ring for concrete delivery pump |
| KR100854335B1 (en) * | 2007-04-13 | 2008-08-26 | 백동기 | Wear plate assembly for concrete pump car and method for manufacturing the wear plate assembly |
| CN101773985A (en) * | 2009-12-30 | 2010-07-14 | 三一重工股份有限公司 | Glasses board for concrete pump and manufacturing method thereof |
| CN101837520A (en) * | 2010-04-07 | 2010-09-22 | 华北电力大学 | Anti-wear powder-cored wire for wear plate and cutting ring and preparation method thereof |
| CN201702353U (en) * | 2010-05-11 | 2011-01-12 | 株洲中格材料科技有限公司 | Wear plate for concrete pump |
| CN202545215U (en) * | 2011-12-22 | 2012-11-21 | 中联重科股份有限公司 | Wear plate for concrete pumping and concrete pump with wear plate |
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2011
- 2011-12-22 CN CN2011104354694A patent/CN102444575A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060120906A1 (en) * | 2002-12-24 | 2006-06-08 | Han Lacksu | Structure and the manufacturing method for friction parts on concrete pump |
| KR100789916B1 (en) * | 2006-08-25 | 2008-01-02 | 주식회사 티엠시 | A duo-casted and bonded wear plate for concreate pump car and a method thereof |
| CN1963202A (en) * | 2006-12-08 | 2007-05-16 | 三一重工股份有限公司 | Wearable glasses plate and wearable cutting ring |
| KR100854335B1 (en) * | 2007-04-13 | 2008-08-26 | 백동기 | Wear plate assembly for concrete pump car and method for manufacturing the wear plate assembly |
| CN101158347A (en) * | 2007-11-16 | 2008-04-09 | 三一重工股份有限公司 | Glasses plate and cutting ring for concrete delivery pump |
| CN101773985A (en) * | 2009-12-30 | 2010-07-14 | 三一重工股份有限公司 | Glasses board for concrete pump and manufacturing method thereof |
| CN101837520A (en) * | 2010-04-07 | 2010-09-22 | 华北电力大学 | Anti-wear powder-cored wire for wear plate and cutting ring and preparation method thereof |
| CN201702353U (en) * | 2010-05-11 | 2011-01-12 | 株洲中格材料科技有限公司 | Wear plate for concrete pump |
| CN202545215U (en) * | 2011-12-22 | 2012-11-21 | 中联重科股份有限公司 | Wear plate for concrete pumping and concrete pump with wear plate |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939327A (en) * | 2014-04-15 | 2014-07-23 | 四川中物泰沃新材料有限公司 | Wear plate for concrete pump truck and manufacturing method of wear plate |
| CN113586384A (en) * | 2021-07-27 | 2021-11-02 | 中联重科股份有限公司 | Method for manufacturing glasses plate, glasses plate and manufacturing system |
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Application publication date: 20120509 |